36655099-materials-engineer exam the same with dpwh exams

7/26/2019 36655099-Materials-Engineer Exam the Same With DPWH Exams

http://slidepdf.com/reader/full/36655099-materials-engineer-exam-the-same-with-dpwh-exams 1/47

Materials Engineer Test Reviewer

1. Scales for weighing aggregates and cement shall be accurate within ____% throughout the range of use. Scales shall be inspected and sealed asoften as the Engineer may deem necessary to assure their continuedaccuracy. a) 1.0 % c) 0.5 % b) 1.5 % d) 2.0 %

2. hen cement is placed in contact with the aggregate! batches may bere"ected unless mi#ed within _____ hours of such contact.a) 1.5 hours c) 0.5 hoursb) 2.0 hours d) 2.5 hours

3. hen mi#ed at the site or in a central mi#ing plant! the mi#ing time shall

not be less than ______ nor more than ____ unless mi#er performance testpro$e adeuate mi#ing of concrete in a shorter time period.a) &0 seconds nor more than '0 secondsb) 50 seconds nor more than 90 secondsc) (0 seconds nor more than 120 secondsd) '0 seconds nor more than 120 seconds

4. he flow of water shall be uniform and all water should be in the drum bythe end of the first ____ seconds of the mi#ing period.a) *5 seconds c) 15 secondsb) &0 seconds d) 20 seconds

5. +oncrete not place within ____ minutes from the time the ingredientswere charged into the mi#ing drum shall be used.a) 120 minutes c) (0 minutesb) 150 minutes d) 90 minutes

6. hen concrete is deli$ered in truc, mi#ers! additional water may beadded to the batch and additional mi#ing performed to increase the slumpto meet the specified reuirement if permitted by the Engineer! pro$ided allthese operation are performed within ____ after the initial mi#ing operation

and the water and cement ratio is not e#ceeded.a) &0 minutes c) 45 minutesb) 15 minutes d) (0 minutes

7. - sample from a bituminous mi# weighs 1000 grams. -te#traction! it was found out that the dry aggregate weighed '50grams. hat is the % of asphalt by weight of mi#a) 5.2 % c) 5.* %b) 5.0 % d) *./%

8. he minimum penetration of the preser$ati$e with the surface ofthe timber piles shall be ____a) 150 mm c) 250 mmb) 200 mm d) 100 mm

9. he contractor shall submit in writing a "obmi# formula for themi#ture supported by laboratory test data along with samples ofresources of components and $iscosity temperature relationships tothe Engineer for testing and appro$al at least ____.a) two wee,s c) one wee,b) three weeks d) four wee,s

10. he concrete samples should be stored in a moist conditionedtemperature within the range of ____ until the time of test.a) 18* C to 24* C c) 1* + to 2* +b) 15 + to 1/ + d) 1/ + to 2/ +

11. his is used in soil stabili3ed road surface due to its high ____property! that is! it absorb and retain water.a) 4otassium +hloride c) Magnesium Chorideb) +alcium +hloride d) Sodium +hloride

12. he mass % wear of soil aggregate used in cementlimeproportions should not be more than ____ .

1 -



a) *0 % c) 45 %b) 50 % d) 55 %

13. he uniform rate at which the mo$able head of the +67 machine tra$elis _____ . a) 0.05 in min c) 0.0/ in minb) 0.10 in !min d) 0.0' in min

14. +ast in place concrete shall not be post tensioned until at least ____and until the compressi$e strength has reached the strength specified.a) 8 days c) 1* daysb) 10 da"s d) 20 days

15. he penetration test is an indication of the ____ of asphalt.a) Consistenc" c) 9ardness

b) Softness d) :lash 4oint

1#.$eci&ication re'uires one (1) uait" test &or eer" ++++ o&ashat a) 20 tonsc) 50 tonsb) 200 tons d) 40 tons

17. he ____ is the most commonly used method in the design ande$aluation of bituminous concrete mi#es.a) ;ob mi# formula c) Marsha $tabiit"b) <esign mi# d) E#traction

18. =ibration shall operate a freuency of /!&00 to '!(00 impulses perminute under load at a ma#imum spacing of ____ cm.a) &0 cm c) #0 cmb) 50 cm d) *0 cm

19. he specific gra$ity of Sodium Sulfate used in soundness test foraggregate should be with in the range of ____.

a) 1.151 to 1.1,4 c) 1.051 to 1.15*b) 1.250 to 1.18/ d) 1.05/ to 1.1/*

20. he specific gra$ity magnesium sulfate solution used insoundness test for aggregate should be within the range of ____ .a) 1.2/0 to 1.*0/ c) 1.295 to 1.-08b) 1.1/0 to 1.&0/ d) 1.1'5 to 1.&1/

21. -ggregate accounts for '2 '5 % of the weight of the bituminousmi#ture asphalt accounts for 5 / % of the weight of the mi#. hee#act percentage to be used is determined by the _____a) ria mi/ c) ;ob mi#b) <esign mi# d) ;ob order

22. _____ is an indication that the asphalt mi# is o$erheated.

a) ue smoke c) 7ising steamb) Stiff appearance d) >i# slumps in truc,

2-.n checking the temerature o& the mi/ the thermometershoud be inserted into the mi/ at east ++++.a) 2 inches c) 4 inchesb) # inches d) #.0 mm

24. _____ is applied on e#isting bit! or cement concrete surface withbituminous materials.a) 6ituminous 4rime +oat c) 6ituminous Seal +oatb) ituminous ack Coat d) 6ituminous Surface reatment

25. he solution used in the soundness test of aggregate shall becooled to a temperature of 21 ?or 1 + and maintain at thattemperature for at least _____.a) 2* hours c) */ hoursb) &( hours d) 18 hours

2 -



26. 4roper compaction of the fill materials is $ery important! as it will ______.a) @ncrease the shear strengthb) <ecrease permeabilityc) >inimi3e compressibilityd) 3 o& the aboe

27. @n which <49 item is emulsified asphalt not suitablea) tem -01 c) @tem &0*b) @tem&02 d) @tem &0/ 28.ncon&ined comressie strength test is usua" er&ormed on++++++. a) $and" sois c)rganic soisb) $it" sois d) Ca"e" sois

29.Consoidation test is usua" er&ormed on ++++ samesa) 6isturbed c) Consoidatedb) ndisturbed d) both a 7 b

-0.3 concrete core same haing a ma/imum height o& ess than+++++ o& its diameter be&ore caing or height ess than its diametera&ter caing sha not be tested.a) 9- % c) 95 %b) 94 % d) 9# %

31. he cohesion and internal friction of soil is tested bya) ri a#ial shear test c) 6earing test

b) <irect shear test d) 3 o& the aboe

32. @n concrete acceptance! core will be considered adeuate if the a$eragestrength of the cores is eual to whata) /0% of specified strength A if no single core is less than 85% of specifiedstrength b) '0% of specified strength A if no single core is lessthan /0% of specified strength c) 85% o& seci&ied strength7 i& no singe core is ess than ,5% o& seci&ied strength

33. 6efore the cement is to be used! sampling must be done at least _____ before use.a) one week c) two wee,sb) 1* days d) 12 days

34. -sphalt cement shall not be used while it is foaming nor shall beheated at ____ at anytime after deli$ery.a) 108 c) 120b) 159*

35. >oisture content of aggregate in bit mi# shall not e#ceed ____ ofthe time it is introduce into the mi#ing unit.a) 1.5 mass % c) 1 mass %b) 2.0 mass %

36. 6atching tolerance for Sand and -ggregate is ____.a) 1 % c) - %b) 2 %

37. 6etween stage of curing! concrete shall not be e#posed for morethan how many hours a) 24 hours c)B hour b)& hours d) 82 hours

38. -s a >aterials Engineer! what will you do with ma"orhoneycombed area that is considered as defecti$e wor,

a) 4lasterb) 4ayment of the concrete will be made an ad"ustmentc) emoed and reaced at the e/ensed o& the contractor

39. @f the strength of control specimen does not meet thereuirement and not feasible to obtain cores due to structuralconsideration! as a >aterials Engineer what will be your decisiona) 7emo$ed and replaced

3 -



b) -rea will not be paidc) a"ment wi be made at an ad:usted rice

40. -fter concrete has been placed! it is ad$isable to maintain fully weltedand in position for how many hoursa) 1* hours c) ,2 hoursb) 2* hours d) 15 1/ hours

41. 7oc, shall be e#ca$ated to a depth ____ below sub grade within the limitof the roadbed a) 100mm c) 200 mmb) 150 mm

42. >inimum penetration of all piles shall be ____.a) - meter c) 8 meter

b) ( meter d) *.5 meter

43. 4iles shall not be dri$en within 8 meters of concrete less than _____ old.a) , da"s c) 2/ daysb) 1* day

44. 4aint contains _____ of pigment and _____ $ehicle.a) 20 % A /0 % c) 8' % A 21 %b) 21 % 7 ,9 % d) /0 % A 20 %

45. >inimum thic,ness of bedding materials beneath the pipe is _____.a) 100 mm c) 200 mmb) 150 mm

46. olerance of gabion dimension is _________________.a) ? 1% c) ;!< - %b) ? 2 % d) ? * %

47. >inimum si3e of gal$ani3ed wire mesh is ____________.a) 2.0 mm c) 2.8 mmb) 2.2 mm d) &.* mm

48. >inimum density of gabions is ___________.a) 1!000 ,gcu. m c) 1400 kg!cu. mb) 1!200 ,gcu. m d) 1!500 ,gcu. m

49. Soundness loss of field gabions is __________________.a) 9 % a&ter 5 c"ces c) 11 % after 5 cyclesb) 10 % after 5 cycles d) 12 % after 5 cycles

50. he heating temperature of reflector 3ed thermoplastic materialduring application is _____a) 1&0 ? 8 + c) 200 ? 8 +

b) 150 ? 8 + d) 211 ? 8 +

51. Submission of sample minimum uantity of material for asphaltcement is .a) 5 ,g c) 20 ,gb) 10 ,g d) 100 ,g

52. :or how many years does the small +ontractor gi$en to procurenecessary testing euipmenta) 2 years c) 5 yearsb) * years d) ( years

53. he depth of the wea,ened "oints must not be less than ____ anda width of ___.a) *0 mm A ( mm c) *0 mm A 5 mmb) 50 mm A 5 mm d) 50 mm 7 # mm

5*. Csed of bituminous cold mi# for potholes patching during rainywet period is acceptable a) false b) true

4 -



55. @n soil! all boring shall be carried to a depth of at least ____ below theproposed grade line. a) 0.50m c) 1.5 mb) 1.0 m d) 1./ m

5(. he test that determine pile bearing capacity by loading one or morepile and measuring settlement under load is _____.a) =ane shear test c) 4ile load testb) 4late bearing test

58. he weight of disturbed samples from hard auger or split spoon shall beat least ____. a) 1 ,gc) 10 ,g b)20 ,g d) 100 ,g

5/. Submission of sample for testing for cement is _____.a) 10 ,g c) 15 ,gb) 20 ,g d) *0 ,g

59. he length of Shelby ube of an undisturbed sample is _____.a) 10D long c) 20D longb) 18= ong

(0. :or small pro"ect where uantity of steel bars is 10!000 ,g or less! whatis the basis for acceptance of materiala) o testing c) >ill certificateb) 4.E! certificate

(1. ______ determine the best combination of the material that will produce apotentially stable A durable mi#ture.a) ;ob mi# formula c) <esign of bituminous mi#b) >arshall formula

62. _______ is the rate of loading for concrete cylinder sample sub"ect tocompression test a) 20 *0 psisec c) 15 *0

psisec b) 20 < 50si!sec d) 15 *0 psisec

63. @ n a soil e#ploration! if the characteristic of roc, is uestionable!the minimum depth of boring into the bedroc, should be _______.a) 1.5 m c) 2.5 mb) 2.0 m d) -.0 m

64. <etermine soil bearing capacity by loading a steel plate usually&0D diameter.a) =ane shear test c) ie oad testb) 4late bearing test d) one of the abo$e

65. 9ow many hours do aggregate stoc,pile or binned for drainingbefore being batcha) 1 hour c) 12 hoursb) ( hours d) 2* hours

((. hat is the relati$e strength of mortar at 8 A 2/ days of fineaggregates! when tested for the effect of organic impurities! which ishigher than the standarda) not less than '0 % c) not less than '5 %b) not less than /0 % d) not less than '/ %

(8. hat is the rate of loading for concrete beam tested for fle#ural

stress a) 110 150 psisec c)125 185 psisecb) 115 150 psisec d) 1&0 185 psisec

(/. @n concrete sampling paste shall be of normal consistency of _____when the rod settles to a point below the original surface in &0 secs.a) 10 ? 1 mm c) 15 ? 1mmb) 11 ? 1 mm d) 20 ? 1 mm

5 -



69. hat the temperature of a concrete samplea) 10 15 + c) 15 1/ +b) 18 > 24 * C

70. hat is the wash loss of fine aggregates in the no. 200 sie$ea) 1 % c) - %b) 2 % d) * %

81. 7etarder can delay the setting time of concrete up to how many hoursa) 1 hour c) * hoursb) 2 hours d) / hours

82. Super plastici3er can increase the strength of concrete up to how manypercent a) *0 (0 % c) 50 80 %

b) 50 (0 % d) (0 80 %

8&. ___________ is the moisture in an air dried soila) >oisture +ontentb) atural >oisture +ontentc) 9ygroscopic >oisture +ontentd) 9ydrometer >oisture +ontent

8*. _________ is the tolerance of mi# in bituminous.a) 10 + c) 15 +b) 12 + d) 1/ +

85. _________ umber of measurement ta,en in a core sample for thic,nessdetermination of the finish asphalt pa$ementa) & c) 5b) * d) /

76. @n the absence of beam mold in site! cylinder mold is allowed byspecification. hat is the reuired strengtha) 2!500 psi c) b) &!000 psi d) *!000 psi

88. 4rime coat shall be left undisturbed for at least _____.a) ( hours c) 2* hoursb) 12 hours

8/. he first phase of rolling the spread bituminous mi# is calledbrea,down rolling which is carried out by pneumatic roller!temperature reuirement must be _____.a) 200 225 : c) 1(0 1/0 :b) 1'0 1'' : d)150 1/5 :

8'. 9ow many gradation ranges for hot plant mi# bituminouspa$ement are there in the blue boo,a) 5 c) 8b) ( d) /

80. hat is the plasticity inde# of mineral fillera) not greater than 4 c) not greater than /b) not greater than ( d) 3ero

81. @f no core had been ta,en at the end of each day of operation andthe pro"ect has already been completed! a core shall be ta,en ________. a)&or eer" ,5 .m!ane c) for e$ery 100 l.mlaneb) for e$ery 150 l.mlane d) for e$ery 1!000 l.mlane

82. ________ is the slump of wor,able concrete if $ibrated.a) 10 20 mm c) *0 50 mm

b) 10 > 40 mm d) *0 85 mm

/&. ________ 6urnt product which is used by Fypsum and pul$eri3edto form 4ortland +ement.a) 9ydraulic cement c) :ly -shb) +lin,er d) =olcanic -sh

6 -



/*. hen group inde# G 0! what is the grade of soila) wea, soil c) good soilb) poor soil

/5. ______ is a process of brea,ing down of roc,s into small pieces of $arioussi3e that can range from large boulders to $ery small clay particles.a) +onsolidation c) eatheringb) Cnconsolidation

/(. ________ is the limit were further loss of water due to e$aporation whichwill not result in reduction of $olume.a) 4lastic limit c) Shrin,age limitb) Hiuid limit

/8. ________ a classification of soil which &5% or less the particles passthrough no. 200 sie$e. a) Frain si3e soil c) Silty claymaterials b) Franularmaterials d) +layey materials

//. ________ a classification of soil which &5% or more of the particles passthrough no. 200 sie$e a) +ourse Sand Soil c) Silty+lay >aterialsb) Franular >aterials d) +layey >aterials

/'. @t e$aluate the uality of soil as highway subgrade material.a) -tterberg Himit c) Froup @nde#b) 4lasticity @nde# d) Hiuid Himit

'0. hen soil has plasticity inde# $alue of 10! what is the criteria of thematerial a)+oarse grain c) +layeyb) Sandy d) Silty

'1. hen plasticity inde# is euala) +oarse grain c) +layeyb) Sandy d) Silty

92. _______ is an empirical number used in e$aluation for [email protected]) 0 15 c) 0 > 20b) 5 20 d) 0 25

93. @t indicates good subbase materials when F.@. is eual to _____.a) 0 c) 10b) 5 d) 20

94. @t indicates $ery poor subbase materials when F.@. is eual to _____. a) 0c) 10b) 5 d) 20

95. ______ indicates the composition of soil.a) 3tterberg ?imit b) 4lasticity @nde#

'(. he higher the $alue of 4@ of the soil! the wea,er will be the soilperformance as a _____.a) rue c) <ependb) :alse d) one of the abo$e

97. _______ the 4lasticity @nde# of group of soila) 0 c) 10b) ( d) 11

98. _______ is the minimum percent of -( group classification of soil.a) 0 % c) &5 %b) 25 % d) -# %

99. _______ is the ma#imum of F.@. of Silty +lay >aterialsa) 0 c) 20b) 25 d) &5

100. hen the $alue of F.@. is negati$e! what will be the soilperformance a) 4oor Subgrade

7 -



c) Food subgrade b) =erygood subgrade d) one of the abo$e

101. he weight of Sandy soil for 9ydrometer -nalysis is ______.

a) 10 grams c) 50 gramsb) 25 grams d) 100 grams

102. he weight of +layey or Silty soil for 9ydrometer -nalysis is ______.a) 10 grams c) 50 gramsb) 25 grams d) 100 grams

10&. - 25 grams fine grained soil can be dried in about ______.a) 1 hour c) & hoursb) 2 hours d) * hours

10*. - 25 grams sandy soil can be dried in about ______.

a) 1 hour c) & hoursb) 2 hours d) * hours

105. ________ is a type of soil in which most of the soil grains are of the samesi3e. a) 4oorlygraded c) Fap gradedb) ell graded d) on of the abo$e

10(. he soil grained are force apart by the water added! thus the grain isreduced! what is the method useda) Hubrication c) Swellingb) elting d) Saturation

108. 4ercent passing loose for coarse aggregates when tested for clay lump is _____. a) 0.1 masspercent c) 0./ mass percentb) 0.25 mass percent d) 1.0 mass percent

10/. he mass percent passing loose for coarse aggregates when tested insoft fragment is ____. a) 0.10 c) &.5b) 0.25 d) 1.00

109. @f slag is used! the density of coarse aggregate is ______.a) &0 100 ,gcu. m c) 1120 kg!cu. mb) 150 ,g cu. m d) 1!*00 ,gcu. m

110. >ass percent loose for fine aggregates when tested in +lay lumpsis _____.a) 0.10 c) 0./0b) 0.25 d) 1.0

111. _________ is a type of cement which shall be transferred to anele$ated! air tight and weather proof bins storage.a) 4ortland +ement c) 6ul, +ementb) 4o33olan +emenr d) one of the abo$e

112. Scales for weighing aggregates and cement shall be accuratewithin _____.a) 0.1% c) 0.5%b) 0.25% d) 1.'%

11&. he minimum thic,ness of con$entional concrete as the surfacecourse in monolithic pa$ement is _____.a) 50 mm c) 100 mmb) 85 mm d) 150 mm

11*. _____________ determines the resistance of the emulsion to brea,when mi#ed with mineral aggregate.

a) =iscosity est c) Spot testb) <istillation est d) +ement >i#ing

115. _____________ is an instrument used for rapid in sitemeasurement of the structural properties of e#isting road pa$ement.a) 4undit Cltra Sonic +oncrete esterb) <ynamic +ore 4enetrometerc) :alling eight <eflectometerd) +ore est

8 -



11(. 9ow many days does the emulsified asphalt must be tested afterdeli$ery at temperature *0:I*.5+).a) 10 days c) 1* days

b) 12 days d) 1( days

118. @n bituminous mi#ture asphalt content is 5 /% and '2 '5%aggregates! what will be the amount of additi$esa) not more than 2% c) more than 2%b) not more than &% d) more than *%

11/. ___________ determines the effect of water on the cohesion of the mi#turea) Stability est c) <istillationb) Solubility d) @mmersion+omprssion est

11'. he distance of the sample by groo$ing before rotating the brass cup is

_____. a) JDc) KD b)BD d) 1D

120. he most common method of assessing strength and stiffness of bothsubgrade and pa$ement is _______.a) :< c) S4b) +67 d)on of the abo$e

121. 9ow many days do the specimen for +67 soa,eda) 1 day c) & daysb) 2 days d) * days

122. hen mi#ed at the site or a in central mi#ing plant! the mi#ing time shallnot be less than _50__ seconds nor more than _'0_ seconds unless mi#erperformance test pro$e adeuate mi#ing of the concrete in a shorter timeperiod.

12&. he batches shall be so charged into the drum that a portion of themi#ing water shall enter in ad$ance of the cement and aggregate. he flow

of water shall be uniform and all water should be in the drum by theend of the _15_ seconds of the mi#ing period

12*. he time elapsed from the time water is added to the mi# until

the concrete is deposited at the site shall not e#ceed _'0_ minuteswhen concrete is hauled in the truc,.

125. hen concrete is deli$ered in truc, mi#ers! additional water maybe added to the batch and additional mi#ing performed to increasethe slump to meet the specified reuirement if permitted by theEngineer! pro$ided all these operation are performed within _*5_minutes after the initial mi#ing operation and the water and cementratio is not e#ceeded

12(. +oncrete not placed within _'0_ minutes from the time theingredients were charge into the mi#ing drum should not be use.

127. he completed pa$ement shall be accepted on a lot basis. - lotshall be considered as _500_ linear meter double lane

12/. Each lot shall be di$ided into _5_ eual segment and one corewill be obtained from each segment in accordance with --S9L 2*.

12'. -ggregate account for '2 '5% of the weight of the bituminousmi# while asphalts for 5 /% of the weight of the mi#. he e#actpercentage to be used is determine by the _rial >i#_.

1&0. _6lue smo,e_ is an indication that the asphalt is o$er heated

1&1. he penetrator test is an indication of the _+onsistancy_ of theasphalt

1&2. _>arshall Stability est_is the most common used method in thedesign and e$aluation of bituminous concrete mi#es

9 -



1&&. _E#traction est_ determines the asphalt content in the bituminousmi#es.

1&*. +ast in place concrete shall not be posttensioned until at least _10_

days and until the compressi$e strength has reached the strength specified

1&5. his is the characteristic generally used for calculation of the $olumeoccupied by the aggregate in $arious mi#ture containing aggregatesincluding 4ortland +ement concrete! bituminous concrete! and othermi#tures that are proportioned or analy3ed on an absolute $olume basis.-nswereM 6ul, Specific Fra$ity

1&(. _-pparent Specific Fra$ity_ pertains to the relati$e density of the soilmaterial ma,ing up the constituents particle not including the pore spacewithin the particles that is accessible to water.

1&8. eight of sandy soil needed for 9ydrometer test is _100 grams_

1&/. eight of silty or clayey soil needed for 9ydrometer test is _50 grams_

1&'. hese are widely used to control the characteristics of soil which are tobe incorporated in roadway. -ns. Hiuid and 4lastic Himits

1*0. his is defined as the highest moisture content of which the mass attainsits minimum $olume but continues to lose weight mass. -ns. Shrin,ageHimit

1*1. _He +hattelier :las,___ is an apparatus used in determination of specificgra$ity of 9ydraulic +ement.

1*2. _-utocla$e >achine_ is an euipment used in determination ofsoundness of 4ortland +ement

1*&. -sphalt shall be homogeneous! free from water! and shall not foam whenheated to _185 +I&*8 :)_

1**. _+ement >i#ing est of -sphalt_ indicate the rate at which theasphalt emulsion will brea, when mi# with aggregate .

1*5. he lost in weight of roc, used in gabions when tested to sodium

sulfate! soundness loss shall not e#ceeds__'%__

1*(. Fabions dimentions are sub"ect to a tolerance limit of _? &%_

147. he pour point of concrete "oint sealer shall be at least 11*C(20*F) lower than the safe heating temperature! which is thema#imum temperature to which the material may be heated withoute#ceeding the permitted flow.

1*/. he penetration of concrete "oint sealer! 9ot 4oured Elastic ypeshall not e#ceed_'0_

1*'. he +67 is generally selected at _2.5* mm I0.10 in)_ penetration.

150. @f the ratio at 5.0/ mm I0.21 in ) penetration is greater! theshould be _7erun_

151. @f the chec, test gi$es a similar result! the ratio at 5.0/ mmpenetration shall be__adopted or used__

152. he penetration piston of +67 machine should ha$e a uniformpenetration at a rate of __1.&0 mmmin__

15&. <uring soa,ing maintain the water le$el in the mold and thesoa,ing tan, is appro#imately __25.*0 mm I 1.0 in )__ abo$e the topof the specimen

15*. Soa, the specimen for _'( hours I *days )__

155. he diameter of penetration piston is ____ . -ns. *'.(& ? 0.2&mm I 1'&5 cu m )

10 -



15(. he temperature of the asphalt cement deli$ered to the mi#er shall beas reuired to achie$e a ,inetic $iscosity in the range of ______.-ns. 150 to &00 cu ms or 150 to &00 centisto,es

157. ______ is the $iscosity used to grade asphalt cement . -ns.1*' @ ( #0*+ )

15/. he coarse aggregate used in asphalt mi# is ____ . -ns. 7etained by2.&(mm Ino / sie$e)

15'. he application temperature of emulsified asphalt range from ____. -ns.1081+

1(0. hen the tar is used for seal coats! it shall be heated to free flowing butnot to e#ceed ___________. -ns. 1*'+

1(1. _______ is used to determine the soil strength parameter. -ns.Cnconfined and ri-#ial +ompression est

1(2. ________ is used to determine the settlement characteristic of soil. -ns.+onsolidation

1(&. he weight of disturbed samples from hard auger or split spoon shall beat least__________ -ns. 1.0 ,g

1#4. he undisturbed sames &rom $heb" ube sha be ateast++++++. 3ns.. 18= ong

1(5. _______ determines the pile bearing capacity by loading one or morepiles and measuring settlement under load. -ns. 4ile Hoad est

1((. ________ determines the insite shear strength of soft to medium clay.-ns. =ane Shear est

1(8. _______ determine the soil bearing capacity by loading a steel plateusually &0 inches in diameter. -ns. 4late 6earing est

1(/. Haboratory which measures! e#amines! calibrate or otherwisedetermine the characteristic or performance materials or products.-ns.. esting Haboratory

1('. Standard technical procedure to determine one or more specifiedcharacteristic of material product is called___. -ns. est >ethod

180. - document which pre$ents the test results and other informationrele$ant to test is called _____ -ns.. est 7eport

181. __________ is a document signed by the <irector of 67S issued to esting laboratory authori3ing them to perform the reuired test inbehalf of <49. -ns. +ertificate of -ccreditation

182. his test ha$e been de$eloped to measure the loss of cohesion as

a result of water action on the compacted bituminous mi#ture.-ns. :ilm Stripping A @mmersion +ompression est

18&. his mean porosity or per$iousness of the mi#ture! a dense grademi# pre$ent water from entering the base through the surface.-ns.. 4ermeability

18*. his is used in classifying liuid asphalt into grades. @t is useful asa measure to control of consistency! particularly when run at thetemperature of intended application -nsN=iscosity est

185. his test determines the total bitumen content of a asphalticmaterials! which is the actual cementing constituent of the asphalt.-ns.. Solubility est

18(. his is an accelerated test to show the loss of $olatiles when thesample is heated at 1(&+ for fi$e hours and the loss due to$olatili3ation is determined.-nsN Hoss on 9eating

11 -



188. his test classifies the different asphalt into types and the different typesinto grade. -ns.. +onsistency est

18/. :or liuid asphaltic materials! this test is run on the residue after

distillation.. -ns.. Ouality est

1,9. his is one o& the most imortant engineering roerties o& soi.t is de&ined as its abiit" to resist siding aong interna sur&acewithin the mass..3ns.. $hearing $trength o& $oi

1/0. his is an arbitrary measurement of consistency and is the basis ofclassification of all solid and semisolid asphalt.-ns.. 4enetration est of -sphalt

1/1. his is a process tomeasure the consistency of liuid asphaltic materials

to determine their fluidity or resistance to flow.-ns.. =iscosity est

1/2. _________ was de$eloped in order to differentiate bituminous materialswith respect to hardening characteristic.-ns.. hin :ilm L$en est

1/&. 4lantmi#ed bituminous mi#tures should be sampled in accordance withthe Standard >ethod of Sampling 6ituminous >i#ture. - sample not lessthan ______ ,g is ta,en and place in sample bag that would insure againstcontamination. his is ta,en e$ery 85 cu m or 1&0 tons of mi#.-ns.. 10 ,gs

184. he bearing bocks o& the comression machine shoud be ateast +++++ greater than the diameter o& the secimen.3ns.. -.0 %

1/5. he bottom bearing bloc, shall be at least _____ thic, when new-ns. 1.0D I 22.50 mm )

1/(. he bottom bearing bloc, shall be at least _______ thic, after anyresurfacing operations.. -ns. 0.'D I 22.50 mm )

1/8. he curing temperature of a specimen before testing is ______.

-ns. 1/+ to 2*+

1//. he apparatus used to determine the flash point of asphalticmaterial is called ____ -ns. +le$eland Lpen +up

1/'. he asphalt samples for ductility and penetration test should besub"ected to water bath at a temperature of 25+ for ____.-ns.. 112 hours

1'0. he concrete shall not be left e#posed for more than ____ hourbetween stages of curing or during the curing period.-ns.. B hour

1'1. he rate of application of bituminous prime coat is ____.a) 12Hs. m. c) 0.21.5Hs. m.b) 0.20.8Hs. m. d) 0.52Hs. m.

1'2. -nother name for asphalt "oint filler is_______.a) asphalt cement c) blown asphaltb) roc, asphalt d) cutbac, asphalt

1'&. @n asphalting wor,! there are _______ phase of rollinga) 2 c)1b) & d) *

1'*. he _____ test determines the asphalt content in the bituminousmi#. a) Fradingc)E#tractionb)6ul, Specific Fra$ity d) -bsorption

1'5. @n a bituminous mi#! there are & ,inds of aggregate. hat ,ind ofpasses the no. 200 sie$e

12 -



a) +oarse c) >ineral :illerb) :ine d) -dmi#ture

1'(. Hiuid asphalt is also called ___________.

a) +utbac, asphalt c) 6lown asphaltb) Emulsion d) -sphalt cement

1'8. he different test for soil classification areMa) compaction and :<b) 9ydrometer test and moisture contentc) Frading! HH and 4H test

1'/. he apparatuseuipment used in the liuid limit and plastic limit test iscalled___ . a) sie$es and chisel c) mortar andpestle b) -tterberg <e$iceand glass plate

1''. _________ is a method of laboratory sampling.a) >i#ing c) 4roportioningb) Csing mechanical splitteruartering

200. @n laboratory compaction testmoisture density relation test! what is thespecification of rammera) 5.5 lb. I2.5 ,g) with 12 in drop c) 10 lb. I*.5 ,g) in weight with 1/ indrop b) / lb. I&.( ,g) in weight with 1( in drop

201. hat is the specification of mass present passing in sie$e 0.085 mm Io.200 ) grading P-D for aggregate base course.

a) 201* c) 0 (b) 0 12

202. he number of specimen samples in testing concrete hollow bloc, is _____. a) (pcs.20!000 units I& for absorption test and & for strength test )b) * pcs.20!000 unitsc) / pcs.20!000 units

20&. @s it really necessary to cure concrete specimena) Qes c) ob) one of the two

20*. he ,ind of test that determines the consistency of concrete is _____. a) Slump test c)-brasion testb) Specific Fra$ity

205. hat is the dimension of concrete cylindrical samplea) (D dia. -nd 12D high c) /D dia. -nd 1* highb) *D dia and /D high

20(. @n the absence of concrete beam mold at the pro"ect site! areconcrete cylindrical molds allowed by the specification to be used insampler for item &11 4++4 a) Qes

b) may bec) o

208. he minimum percent compaction for emban,ment is _______.a) '2% c) '5%c) '8%

20/. he minimum percent compaction for base of the road is ______.a) 100% b)110%c) 105%

20'. he +67 $alue of aggregate base course is not less than ____.

a) /0% b) '0%c) /5%

210. he +67 $alue of aggregate subbase course is not less than ____.a) 25% b)&5%c) &0%

211. he minimum compressi$e strength for class - concrete is ________. a) &!000 psi. I 20.8 >s.

13 -



m ) b)2!*00 psi. I 1(.8 >s. m. )c) 5!000 psi. I &8.8 >s. m. )

212. hat is the significance of determination of the tensile properties ofreinforcing steel bars a) his method is intended to determine theyield and tensile strength of the bar as well as its elongation! and is used toclassify the bars into grade b) his method is intended to e$aluate the ductile properties of the reinforcingbars c) one of the abo$e

21&. - tie bar should be ______a) deformed bar b) round bar c) flat bar

21*. - dowel bar should be ____________.a) deformed bar b) round bar c) flat bar

215. he mortar for masonry shall consist of ________.a) one part 4ortland +ement and 2 parts of sandb) one part 4ortland +ement and & parts of sandc) one part 4ortland +ement and * parts of sand

21(. he apparatus used to measure the thic,ness or height of compactedbituminous pa$ing mi#ture.a) 7uler b) =ernier +alifer c) Steel ape

218. @t is used in calculating the unit weight of the mi#ture and the degree ofcompaction of the asphalt pa$ement.

a) 6ul, Specific Fra$ity of compacted bituminous mi#tures using saturatedsurface dry specimen.b) <ry unit weight of compacted bituminous mi#turesc) >ass of specimen in water

21/. he test which co$ers the uantitati$e determination of bitumen in hotmi#ed pa$ing mi#tures and pa$ement samples for specification acceptance!ser$ice e$aluation! control and research. a) E#tractionb) Spot est :lash 4oint

21'. he sol$ent used in e#traction of bitumen is _____.a) <iesel oil b) Fasoline c) ater

220. he percent of bitumen content is computed based on ______.a) mass of raw sample b) mass of dry aggregatec)mass of asphalt

221. he method used to determine the grading of aggregatee#tracted from bituminous mi#ture is ____.a) >echanical analysis of e#tracted aggregateb) Stability estc) =iscosity

222. he drying temperature of sample is ________a) 110 ? 5+ b) 100 ? 5+

c)100+

22&. _______ is a solid asphalt which is a basic constituent of all otherasphalt called as hot asphalt or penetration grade asphalt.a) -sphalt +ement b) Emulsified -sphaltc) +utbac, -sphalt

22*. ________ is a ,ind of liuid asphalt which is a mi#ture of asphaltcement and ,erosene.a) >edium +uring +utbac,b) -sphalt +ementc) 7apid +uring +utbac,

225. ________ is a ,ind of liuid asphalt which is a mi#ture of asphaltcement and oil. a) Slow +uring +utbac,b) Emulsified -sphaltc) 6lown -sphalt

22(. ________ is a ,ind of liuid asphalt which is a mi#ture of asphaltcement and gasoline a) rapid +uring +utbac,

14 -



b) 6lown -sphaltc) ;oint :iller

228. -sphalt is defined as _________.

a) - petroleum productb) - dar, brown to blac, cementitious materials whose consistency range sfrom solid to semisolid and whose main constituent is called bitumen whichis either found in nature or as a residue in petroleum refining.c) one of the abo$e

22/. @t is a ,ind of liuid asphalt which is a mi#ture of asphalt cement andwater with emulsified with pungent odor.a) Emulsified -sphalt b) -sphalt +ement c) 7apid +uring-sphalt

22'. ;oint filler in concrete pa$ement is a __________.

a) 6lown -sphalt b) 9ot asphalt c) Hiuidasphalt

2&0. - de$ice used to measure the relati$e hardness of asphalt is __________.a) 4enetrometer b) Spectometer c) =icat-pparatus

2&1. - property of asphalt cement to stretch without brea,ing iscalled________. a) <uctility b)<urability c)ensile

2&2. @t is a point where the $olatile components of asphalt will e$aporate.

a) :ire 4oint b) :lash 4oint c) +enter4oint

2&&. @t determines whether asphalt is o$er heated or not during the process ofmanufacture. a) Spot est b) 6oil estc) E#traction est

2&*. -n apparatus used to determine the specific gra$ity of asphalt iscalled ______. a) >etal 4ycnometer b)Flass 4ycnometer c) any bottle

2&5. +onsistency test for asphalt is called___________.a) =iscosity b) Slump test c)Hoss in ting

2&(. - process of $olatili3ation test which measures the relati$eproportion of asphalt to oil. a) <istillationb) E#traction c):loat est

2&8. @t is a period wherein the asphalt begins to melt.a) Softening 4oint b)6oiling 4ointc):ire 4oint

2&/. he sampling reuirement of asphalt is _____ .a) 1 sample for e$ery 200 drums or *0 metric tonsb) 1 sample for e$ery 100 drumsc) 1 sample for e$ery shipment

2&'. he component of bituminous mi#es which range from '2 to '(%is called __________. a) 6ituminous 6lended -ggregateb) +oncrete -ggregatec) Sand

2*0. ____________ is a property of bituminous mi#es in pa$ement toresist deformation or displacement due to impose load or repeated

loading. a) Stabilityb):le#ibility c)ensile

2*1. ____________ is a property of bituminous mi#es in pa$ement toresist disintegration or deterioration due to the action of water! trafficand changing climatea) <urability b) :le#ibilityc)<uctility

15 -



2*2. ____________ is a property of bituminous mi#es in pa$ement ad"ust itselfto settlement a) :le#ibility b) 7igidity9ardness

2*&. hese are the factor affecting the wor,ability of bituminous mi#esa) Fradation of aggregate! uality of asphalt! and temperature of mi#b) Surface te#ture and temperature mi#c) Ouantity of aggregates and asphalt content

2**. he dry molded asphalt sample in the immersion compression test issubmerged in water for ____.a) * days b) * hours c) 2 days

2*5. he percent inde# retention is computed in the formula ___________.a) et Stability<ry Stability # 100b) <ry Stabilityet Stability # 100

c) et Stability <ry Stability<ry Stability # 100

2*(. he sampling reuirement of bituminous mi#es is _____.a) 1 sample for e$ery 85 cu. m.b) 1 sample for e$ery 150 cu. m.c) 1 sample per deli$ery per day

2*8. he application of liuid asphaltic material on a prepared untreated baseis _____. a) 4rime+oatingb) Seal +oatingc) ac, +oating

2*/. he application of liuid asphaltic material to an e#isting surface is ____ .a) ac, +oating c) 4rime +oatingb) Seal +oating

2*'. he application of asphaltic material and aggregate to an e#istingsurface for the purpose of sealing it against the infiltration of water orsurface moisture is called ____ a) Seal +oatingb) ac, +oating c) 4rime +oating

250. he rate of application of prime coating using cutbac, asphalt is ______. a) 12 literss. m b)0.51 liter s. m c) 2& literss. m

251. he rate of application of tac, coating using liuid or emulsifiedasphalt is __________.a) 0.20.8 lis.m b) 0.10.5 lis. m c) 2 lis. m.

252. he rate of application of seal coat using asphalt cement is ________. a) 0.'1./ lis. mb) 1011 lis. m c) /' lis. m

25&. he rate of application of seal coat using cutbac, asphalt is ________. a) 1.5&.0lis. mb) 2.0&.0 lis. m c) 12 lis .m

25*. he primary uality control mechanism for the production ofasphalt mies with high degree of uniformity that will satisfy "obreuirement is ________________.a) ;ob mi# formula b) Ouality control formula c) -ssurance

255. he ob"ecti$e of designing the asphalt mi#ture is determination of ______. a) ype and grade of asphalt!proportion of coarse! fine and mineral filler! if used and asphaltcontent.b) o produce a desirable characteristic of pa$ement which arestable! durable! fle#ible and s,id resistance.

+) -ll of the abo$e

25(. he percent asphalt content in hot laid bituminous mi#ture rangefrom ______ a) 5/% b) *(%c) 510%

258. he placing temperature for bituminous mi#ture measured in thetruc, prior to dumping is ______.a) at least 108+ b) at least 120+ c) at least 150+

16 -



25/. he second phase of rolling the spread bituminous mi#ture is calledbrea,down rolling which is the one responsible to attain the ma#imumdensity. his rolling is carried out by the use of ______.

a) pneumatic roller b) steel roller c) sheepfoot roller

25'. he significance of final rolling is to remo$e the roller mar,s to pre$iousrolling in order to ha$e a good finish pa$ement with a temperature of 1(0:.a) rue b) :alse c) >aybe

2(0. he proper way of rolling should begin at _____________________.a) the sides and proceeds longitudinally towards the roads center! each stripo$erlapping on half the roller width! gradually progressing the crown of theroad b) thecenter and proceeding longitudinally toward the side of the roadc) any part of the road pro$ided each strip o$erlapping on half the roller

width

2(1. hat is the minimum degree of compaction of asphalt pa$ementa) not lee than '8% of the density of the laboratory compacted specimenb) not less than 100% of the density of the laboratory compacted specimenc) not less than /5% of the density of the laboratory compacted specimen

2(2. hat is the color of asphalt when it is o$ercoo,a) yellowish brown b) blac, c)gray

2(&. _____________ determines the thic,ness and density of compacted asphaltpa$ement. a) +ore test

b) :< c) Rray

2(*. he cored sample of asphalt pa$ement is measured at ______________.a) appro#imately uarter pointsb) three pointsc) two points

2(5. oo much asphalt content in the bituminous mi#es causes ____________ .a) bleeding b) potholes c) crac,s

2((. he wearing away of the pa$ement surface caused by thedislodging of aggregate particle is called ______________.a) ra$eling b) alligator crac, c) rutting

2(8. @nterconnected crac,s forming a series of small bloc,s resemblingan alligators s,in or chic,en wire is called ____________.a) alligator crac,ing b) reflection crac,ing c) bleeding

2(/. __________ is the type of cement to be used in the <49infrastructure pro"ect as indicated in the 6lue 6oo,.a) 4ortland +ement ype @ b) 4o33olan +ement 4ortland+ement ype @@

2('. @f the fine aggregates are sub"ected to fi$e cycles of sodiumsulfate soundness test! the weighted loss shall not e#ceed

___________ a)10 mass percent b) 5 mass percent c) & masspercent

280. @f the coarse aggregate are sub"ected to fi$e cycles of sodiumsulfate soundness test! the weighted loss shall note#ceed____________.a) 12 mass percent b) 15 mass percent 10 masspercent

281. he mass percent of wear of coarse aggregates for item &11when tested by --S9L '( is not greater than ____________.

a) *0% b) *5% c) 50%

282. he design of concrete mi# specified by the blue boo, is based on ________________. a)-bsolute =olume >ethod b) -rea >ethod c) -merican >ethod

17 -



28&. he minimum fle#ural strength reuirement of beam sample whentested by third point loading method is ____________.a) &.5 >pa b) &./ >pa c) *.0 >pa

28*. he minimum fle#ural strength reuirement of beam sample whentested by midpoint method is ____________.a) *.5 >pa b) &.5 >pa c) 5.0 >pa

285. ____________ are additi$es used in mi#ing concrete.a) sodium chloride b) admi#tures c) curing agent

28(. ____________ determines the consistency of concrete.a) Slump est b) consolidation test c) $iscosity

288. Euipment used in the consolidation of fresh concrete.a) "ac, hammer b) $ibrator c) drilling

machine

28/. he prescribed forms to be used in concrete pa$ing is called ____________a) steel forms b) wooden c) combination ofsteel and wood

28'. he initial setting time of 4ortland cement is not less than _________________. a) &0min. b) (0 min. c) '0 min.

2/0. he final setting time of 4ortland cement ype @ is _____________.a) 10 hrs. b) 2* hrs. c) &( hrs.

2/1. he standard sand used in testing the mortar strength of 4ortlandcement is called __________. a) Lttawa Sand b) 6each Sandc) 7i$er Sand

2/2. he apparatus used in determining the fineness of 4ortland cement byair permeability is __________ .a) 6laine -ir 4ermeability -pparatus

b) Sie$e o. 200c) Fillmore

2/&. - mi#ture of cement and water is called ____________.

a) cement paste b) mortar paste c)concrete paste

2/*. he apparatus used to determine the initial and final setting ofcement in the laboratory is _________.a) Fillmore needles b) 6ailey needle c) =icatapparatus

2/5. he compressi$e strength of cement mortar sample in se$endays is not less than _________. a) 1'.& >s. mb) 20 >s. m c) 2* >s. m

2/(. hat is the appearance of the molded cement paste which failsto meet the autocla$e e#pansion.______________.a) crumble b) shiny c) changes color

2/8. he dimension of beam sample for pa$ing concrete is ___________.a) (D # (D # 21D b) (D # (D # 2*D c) *D # *D#21/D

2//. he critical number of days of curing concrete is ____________.a) first se$en days b) first 10 days c) 2/ days

2/'. he standard dimension of concrete cylindrical sample is

___________. a) (D dia. and 12D tall b)(D dia. and (D tall c) (D dia. and /D tall

2'0. here are two layers in performing sampling of beam samples.9ow many number of blows are reuired per layera) (& blows b) 85 blows c) 50 blows

18 -



2'1. here are three layers in performing sampling of concrete cylinder. 9owmany blows are reuired per layera) 25 blows b) &0 blows c ) &5 blows

2'2. he formula which determines the proportion of the mi# which can meetthe desired strength reuirement of concrete is called____________.a) design of concrete mi# b) 6oyles :ormula c) 6ernoulis:ormula

2'&. he minimum testing reuirement for e$ery pro"ect is indicated in a dulyappro$ed________. a) Ouality +ontrol 4rogramb) 4rogram of or,c) or, Schedule

2'*. @t is prescribed in each pro"ect based on estimated uantities andspecifies the ,ind and number of test for each item of wor,.

a) >inimum number of wor,b) >inimum esting 7euirementc) or, Schedule

2'5. Emban,ment materials deli$ered at the "ob site was about 12!000 cu. m. he minimum test reuirement calls for 1 F! 4! + for e$ery 1!500 cu. m.a) 10 F! 4! + b) / F! 4! + c) ( F! 4! +

2'(. of here is 1 O cement reuired for e$ery _________________.a) *!000 bags or fraction thereofb) 2!000 bags or fraction thereofc) 10!000 bags

2'8. here is O of cement reuired for e$ery ____________________.a) 20!000 ,g or fraction thereofb) 10!000 ,g or fraction thereofc)115!000 ,g or fraction thereof

2'/. 9ow many set of beam samples ta,en for e$ery 85 cu. m. of concretepoured per day a)

one I 1 ) set b) two I 2 ) sets c)three I & ) sets

2''. @n a completed pa$ement! what is the minimum core samples

reuired before payment is effected I-ssuming that the thic,ness is2& cm. ) a) :i$eholes per ,m per lane b) Lne hole per 500m c) 4.E.+ertificate

&00. @n a 6arangay road! what is the minimum reuirement forthic,ness determination of its completed pa$ementa) :i$e holes per ,m per lane b) 4.E. +ertificate c)Lne hole

&01. - ulity test is one of the minimum reuirement for item 200 aggregate subbase course. a) rue b)

:alse c)optional

&02. here is no +67 test for item &00 aggregate surface course.a) rue b) :alse c) optional

&0&. @n item &11 and *05! grading is perform _______________.a) for e$ery 85 cu. m.b) for e$ery &00 cu. m.c) none

&0*. :or pipe cul$erts and storm drains! the minimum test is 1 4ipefor e$ery 50 pipes. hat is the alternati$e reuirement

a) 1 set consisting of & concrete cylinder samples for not more than25 pipes cast in the field and 1 inspection report for each si3e fornot more than 25 pipes cast in the field.b) inspection report is enoughc) >ill +ertificate

&05. he minimum test reuirement for paint is ______________.a) 1 sample for e$ery 100 cans or fraction thereof

19 -



b) 1 sample for e$ery 50 cans or fraction thereofc) >ill +ertificate

&0(. he minimum test reuirement for water used in concrete for a

uestionable source is ______. a)4.E. +ertificate b) 1 Ouality est c)@nspection 7eport

&08. 6ased on the ma#imum dry density obtained by laboratory test! thedegree of compaction reuired for aggregate subbase should be at least _______________________. a) '5%c) 100% b)'/% d) none of the abo$e

&0/. 4er our present Specification for 9ighways and 6ridges includingamendments! it is mandatory to open 4++4 to traffic not later than

___________. a) 8days after pouring b) 21 days after pouringc) 1* days after pouring d) 2/ days after pouring

&0'. @n casting reinforced concrete railings! the concrete used is _____________. a) +lass-1 c) +lass +1b) +lass -2 d) any of the preceding classes

&10. :or efficient compaction! the emban,ment materials should at the timeof rolling be ______. a)dry c) at optimum moisture content

b) wet d) at ma#imum moisture content

&11. :or a road base course the most preferable material is one with +67 of ____________. a) (0c) 50 b) &0d) /0

&12. 4eat and muc, are ______________.a) fair subgrade spoil c) unstable soilb) stable soil d) good subgrade soil

&1&. he slump test on concrete is a measure ______________a) strength c) consistencyb) unit weight d) durability

&1*. he fineness modulus is highest of _________________.a) fine sand c) $ery coarse sandb) $ery fine sand d) coarse sand

&15. @f concrete is continuously moist cured! it will gain strengthbeyond 1/0 days.a) rue c) it depends on curing temperatureb) :alse

&1(. he uality of paying concrete is usually measured by its _____________. a) compressi$ec) fle#uralb) tensile d) bond strength

&18. Fenerally spea,ing! batching of concrete aggregates by $olumeis preferable than weight.a) rue c) :alseb) they are the same

&1/. @f angular coarse aggregate is used in a concrete mi#! it will

reuire more ________________a) water c) water and fine aggregatesb) fine aggregates d) neither a and b

&1'. he most fa$orable period for curing concrete is ______________.a) during the first few days or wee,b) after & daysc) after one wee,d) before 2/ days

20 -



&20. Hower water content ratio in concrete mi#es impro$es ________________.a) strength c) water tightnessb) durability d) all of the preceding

&21. hen concrete must be placed in a sloping surface! placing should startat the __________. a) bottom c) can be top orbottom b) top

&22. he ma#imum percent abrasion loss allowed for concrete coarseaggregate is __________. a) &0% c) *5%b) *0% d) 50%

&2&. he plasticity inde# of aggregate base course should be not greater than ___________. a) ( c)10b) / d) 12

&2*. @n casting of reinforced concrete pile! the concrete used is ____________.a) -1 c) +1b) < d) +2

&25. he natural water content of highly organic soil is __________.a) less than 20 c) between 50 and 100b) between 20 and 50 d) more than 100%

&2(. hich of the following dead load is eui$alent for loose sand! earth andgra$el fill a) 2!*0&tonscu. m. c) 1!(0& tonscu. m.

b) 1!'22 tonscu. m. d) 2!150 tonscu. m.

&28. 7ate of application for curing compound is _______________.a) 0.&0 lis. m. c) 0.15 lis. m.b) 0.20 lis. m. d) 0.10 lis. m.

&2/. <uring coring of completed pa$ement! how many cores ,mlane isreuired as per specification

a) * c) (b) 5 d) 8

&2'. hat is the correct proportion for concrete masonry wor,

a) 1M 2 c) 1M *b) 1M & d) 1 M 5

&&0. he opening of o. * sie$e is bigger than the opening of a Jsie$e. a) true b)false c) they are the same

&&1. he standard compaction test on predominantly fine grained soilsis performed on soil fraction passing sie$e no. ___________.a) 200 c) 1(b) *0 d) *

&&2. hich plasticity inde# would you prefer for the base course of4++4 a) less than (c) 10 to 12 b)( to ' d) more than 12

&&&. - soil which is classified -8 by the highway research boardmethod will ha$e a subgrade rating of __________.a) e#cellent c) fairb) good d) poor

&&*. he empirical number used in design is ____________.a) plasticity inde# b) group inde#

c) both of the preceding

&&5. Soil is fully saturated at optimum moisture content.a) true b) false c) it depends on$oid ratio

&&(. ater content of soil is generally base on ____________.a) total weight of soil c) weight of solidsb) total $olume of soil d) unit weight test

21 -



&&8. Lptimum water content of soil is determined by ______________.a) field density test c) compaction testb) liuid limit test d) unit weight test

&&/. he particle si3e distribution of soil is determined by __________________.a) liuid limit granular c) sie$e analysis testb) plastic limit test d) any of the preceding test

&&'. hich of the following are most suitable for construction of highwayemban,ments a)granular c) plasticb) fine grained d) clayey

&*0. he particle si3e distribution of sandy gra$el is determined by ________.a) hydrometer test c) dilantacy test

b) sie$e test d) any of the preceding test

&*1. he best soil for a road subgrade would beha$e a group inde# of ___________ a) less than& c) 11 to 15b) 5 to 10 d) 1( to 20

&*2. he highest moisture content in the plastic state of fine grained soil isthe ___________. a) liuid limit b) plastic limit

&*&. hich of the following is characteri3es unsuitable materialsa) soil with liuid limit e#ceeding /0

b) plasticity inde# e#ceeding 55c) soil with natural water content e#ceeding 100%d) all of the abo$e

&**. Shring,age factor test is _______________.a) test to determine pay $olumeb) test to determine strength characteristicc) test to determine $olume changed) test to determine ma#imum density

&*5. Soil is fully saturated if the water content is ______________.a) at optimum amount c) more than 100A%b) 100% d) none of the peceeding

&*(. he density to which a soil can be compacted is related to ____________. a) compacti$e effortc) both a and b b)water content d) neither a or b

&*8. Specification reuire 1 uality test e$ery ___________ of asphaltmi#. a) *0 tonc) 50 tonsb) 1&0 tons d) 150 tons

&*/. -ll asphalt are _______! they became harder as temperature

decreases and softer as their temperature increases.a) thermoplastic c) brittleb) hyrophobic d) none of the abo$e

&*'. he $iscosity of the asphalt during mi#ing and lay down is ____________. a) $iscosity at 1&5+c) $iscosity at (0+ b)$iscosity at 125+ d) $iscosity at 1(&+

&50. he trial section for compaction for each type of fill materials andtype of euipment to be used in the wor, should ha$e an areaof__________. a)

500 s. m. c) (00 s. m.b) &&5 s. m. d) *00 s. m.

&51. +ontrol slip shall ha$e an area of appro#imately ____________.a) 500 s. m. c) (00 s. m.b) &&5 s. m. d) *00 s. m.

&52. :ine aggregate used in asphalt mi# is the one ________________.a) passing the no. / sie$e

22 -



b) passing the no. &0 sie$ec) passing the no. 200 sie$ed) returned the no. / sie$e

&5&. he corrugation produce by brooming is _____________.a) 1.5 mm. c) 2.5 mm.b) 2.0 mm. d) 1.0 mm.

&5*. he higher the ________! the lower the penetration.a) specific gra$ity c) durabilityb) $iscosity d) solubility

&55. he reuired thic,ness of the thermoplastic paint in 4++4 is __________.a) &.2 to *./ mm. c) &.& to &./ mm.b) &.0 to *.5 mm. d) &.2 to *.0 mm

&5(. hat percent of hydrated lime shall be added to the mi#ture duringmi#ing operation of asphalt mi#a) 0.5 to 1.0 mass % c) 0.85 to 1.2 mass %b) 1.0 to 1.5 mass % d) 0.2 to 0.8 mass %

&58. -s >aterials Engineer! what would you recommend in order to chec, thesuitability and efficiency of the euipment to used prior to subbaseconstruction for item &10! 6ituminous +oncrete Surface +oursea) ma,e a trial section c) ma,e trial mi#b) establish control strips d) none of the abo$e

&5/. Ouality of factor produced reinforced concrete pipes may be best

established through what a)compressi$e strength testb) fle#ural strength testc) core testd) crushing strength test

&5'. 7esult of @mmersion +ompression test conducted on a bituminous mi#sample are as followM <ry stability ? 2!000 Tpa! et stability G 1!000 Tpa!hat is the resulting @nde# of 7etained Strength

a) (0% c) 50%b) 55% d) 80%

&(0. @n <49 +ontract 4ro"ects! Ouality +ontrol is the sole

responsibility of ___________.a) the <49 pro"ect personnelb) the go$ernments >aterials Engineerc) the +ontractor

&(1. -s >aterials Engineer! when is the right time to start samplingand testing of materials to be incorporated into the wor,a) before final payment b) before start of wor, itemsc) before first partial payment

&(2. he Spot est on asphalt is used to determine whata) cleanliness c) safe wor,ing

temperature b)o$erheating duringmanufacture d) $iscosity of the mi#

&(&. Cnder what climate conditions do we use higher penetrationgrade asphalt cement a) hot climatec) cold climate b)rainy weather d) none of the abo$e

&(*. hat is the basis for re"ection or acceptance of any constructionmaterials a) +ertificate of 6illingc) Statement of wor, accomplished b)>aterials est 7eport d) none of the abc$e

&(5. @nitial rolling of bituminous mi#es shall be performed with a ______roller. a) $ibrator c)sheepfootb) pneumatic d) none of the abo$e

&((. @n abituminous mi# sample! what is the % of asphalt by a) weightof aggregate and by b) weight of mi# Fi$en the following dataMeight of dry aggregates Iafter e#traction) G '50 gramsM eight of

23 -



>i# G 1010.-. a) (.&2% b)5.50% c) (.0% d) none of the abo$e6. a) 5.50% b) (.&2% c) (.0% d) 5.'*%

&(8. hat grade of asphalt has a penetration grade of 0 &0a) emulsified asphalt c) blown asphaltb) asphalt cement d) none of the abo$e

&(/. 4roblems regarding uality of construction materials shall be reporteddirectly by the +ontractors >aterials Engineer to the ____________.a) <49 >aterials Engineer c) +ontractors 4ro"ect Engineerb) +ontractor d) none of the abo$e

&('. @f the 7+ pipes in the forgoing problem is not cast in the field! how manypipes will be reuired to be sub"ected to the +rushing Strength testa) 85 pcs. b) 80 pcs. c) 100 pcs

&80. 9ow many concrete cylinder samples are reuired for &!500 pcs. ofreinforced concrete pipes a) 1* sets of & c) 85 sets of &b) 1*0 sets of & d) none of the abo$e

&81. hat is the bitumen obtained from the distillation coal or wooda) roc, asphalt c) emulsionb) tar d) none of the abo$e

&82. 9ow do you reduce the $iscosity of >edium +uring +utbac, -sphalt6y mi#ing it with _______.a) gasoline c) ,erosene

b) diesel d) emulsion

&8&. hat establish the e#act percent of aggregates and asphalt content in abituminous mi# _______.a) design mi# c) "ob mi# formulab) "ob order d) e#traction formula

&8*. hat greatly influence the ser$iceability of an asphalt pa$ementa) uality of aggregates and climate

b) penetration grade and uantity of asphaltc) density and compaction of completed pa$ement

&85. @n asphalt pa$ement construction! how is the surface le$el of the

completed pa$ement chec, a) by core test b) bydensity test c) by the use of & meter straight edge

&8(. hat primarily influence the grade of asphalt to be selecteda) penetration c) climateb) class of aggregate d) temperature

&88. ho will appro$e the ;ob >i# :ormulaa) <49 4ro"ect>aterials Engineerb) +ontractorc) +ontractors >aterials Engineer

&8/. hat control during the mi#ing and compaction of the bituminouspa$ement is of great significance in the resulting pa$ementa) compaction c) grading of aggregatesb) density d) temperature

&8'. @n asphalt pa$ement construction! there are three phases ofrollingU what ,ind of roller is reuired to be used for the finalcompaction and smoothinga) pneumatic roller b) sheepfoot roller c) tandem smooth wheeledroller

&/0. hat is the ma#imum speed of the roller in compaction of asphalt

pa$ement a) * ,ph c) /,ph b)5 ,ph d) ( ,ph

&/1. hat shall be chec,ed after final rollinga) degree of compaction b) optimum asphalt content c)uantity of aggregates

24 -



&/2. hen is the completed asphalt pa$ement opened to traffica) when the asphalt has cooled to atmospheric temperatureb) when the asphalt has cooled to ? 10+ of the spreading temperaturec) when asphalt is still hot

&/&. he apparatus used in determining the consistency of asphalt cement is ___________. a) penetrometer b) $iscometer c)thermometer

&/*. 9ow is the consistency of liuid asphalt determineda) $iscometer b) ag open cup c) penetrometer

&/5. he Lptimum -sphalt +ontent obtained in >arshall Stability est is thea$erage asphalt content of the >a#imum Stability! >a#imum 6ul, SpecificFra$ity! and _________________. a) *% -ir =oids b) 2 mm flowc) 5% mineral content

&/(. hat test determines the safe wor,ing temperature of the asphalta) <uctility test b) :lash 4oint est c) Stability est

&/8. _________________ are usually tested for e#traction.a) -sphalt >i#es b) emulsions c) asphalt cement

&//. Steel bars for the concrete reinforcement are tested for their __________properties. a) tensile and bending b) compressi$ec) crushing

&/'. hat method is used in determining the strength of concrete pipes

a) third point loading methodb) center point loading methodc) three edge bearing method

&'0. 9ow many units shall be tested for strength! moisture and absorption ina lot of 120!000 +96 -ns.. 1/ units

&'1. :or 250 gallons of 7eflectori3ed raffic 4aint! how many samplesare reuired to be submitted for Ouality estinga) & samples b) 2 samples c) * samples

&'2. he bituminous mi# should ha$e a mass % of air $oids within therange of __________. a) 2 to &% b) 1 to *%c) & to 5%

&'&. raffic paint shall be applied to the pa$ement at the rate of 0.&&lis. m. and shall dry sufficiently to be free it from crac,ing from ___________. -ns. 150to &0mins.

&'*. his is the only class of riprap that may consist of round naturalstones. -ns.. +lass - 7iprap

&'5. he surface of riprap shall not $ary from the theoretical surfaceby more than _________ mm. ay any point.-ns.. 100 mm.

&'(. :ine aggregates of masonry shall all passes the ________ mm.sie$e. -ns.. 2.&( mm Io. / sie$e )

&'8. >ortar that is not used within ______ minutes after the water hasbeen added shall be discarded.-ns. '0 minutes

&'/. >a#imum pro"ection of roc, faces beyond the pitch lines shall not

be more than _____. -ns.. 50 mm.

&''. @n hot or dry weather! the masonry shall be satisfactory protectedfrom the sun and shall be ,ept wet for a period at least _________after completion. -ns.. hree I & ) days

25 -



*00. :or pa$ement mar,ings! the composition of white paint shall be _______pigment and ______% of $ehicle-ns.. *2 *5 % pigment U 5& 55% $ehicle

*01. he composition of yellow paint shall be _______ pigment and ______$ehicle. -ns.. 2&% pigment and 88% $ehicle

*02. he __________ material shall be of such uality that it will not dar,en orbecome yellow when a thin section is e#posed to sunlight.-ns.. on $olatile material

*0&. ___________ consist of beads of good uality! optically clear! lead freeglass with not less than '0% reasonably spherical and free from flows.-ns. 6allotini for reflecti$e road paint

*0*. ___________ is a reflector which shall be the short base type ha$ing a

ma#imum base area of 1/0 mm # 1*0 mm.-ns. :lash surface reflecti$e stud

*05. he pads shall be highly resilient and durable rubber reinforced withcan$as and shall ha$e a design life of at least ____________.-ns. :i$e I 5 ) years

*0(. he reflectors shall ha$e the minimum specific intensity $alue e#pressedas ______ of illumination.-ns.. +andle power per foot candle

*08. he reflector shall support a $ertical load of _____ when tested.

-ns. 10 T

*0/. hen raised profile type reflector are specified the appro$ed _______epo#y adhesi$e shall be used .-ns. wo I 2 ) parts

*0'. E#pansion "oint filler ha$ing a nominal thic,ness of less than ________mm. shall not be sub"ect to a reuirement for water absorption.-ns. '.5 mm

*10. E#pansion "oint filler ha$ing a nominal thic,ness of less than ________ mm. shall not be sub"ect to a reuirement for compaction.-ns.. 1& mm.

*11. Strip of the "oint filler that do not conform to the specifieddimension within the permissible $ariation of ______ mm. thic,ness ________ in depth shall be reflected.-ns. ? 1.( to 0 thic,ness U ? &mm. in depth

*12. hese are finely di$ided residue that result from the combustionof ground or powdered coal. -ns. :ly -sh

*1&. - light spray application of asphalt to an e#isting pa$ement as aseal to inhibit ra$eling! or seal the surface or both.-ns.. :og Seal

*1*. - light application of bituminous material for the e#press purposeof laying and bonding loose dust.-ns.. <ust 6inder

*15. he aggregate that is graded from the ma#imum si3e! down toand including filler! with the ob"ect of obtaining a bituminous mi#with a controlled $oid content and high stability is called. -ns.<ense graded aggregate

*1(. he bituminous material used to fill and seal crac,s in e#istingpa$ement is called______. -ns. +rac, filler

*18. he application of sprayed bituminous coatings not in$ol$ing theuse of aggregate is called_____.-ns. 6ituminous application

*1/. - mi#ture of bituminous material and mineral aggregate usuallyprepared in a con$entional hot mi# plant or drum mi#er at atemperature of not more than ______ and spread and compacted at

26 -



the "ob site at a temperature abo$e _______.-ns. 2(0: I128+)200: I'&+)

*1'. __________ is an application of low $iscosity bituminous material to an

absorpti$e surface designed to penetrate! bond! and stabili3e this e#istingsurface and to promote adhesion between it and the new superimposeconstruction. -ns. 4rime+oat

*20. - uniform application of a mi#ture of emulsified asphalt! fine aggregate!mineral filler! and water to an e#isting pa$ement ! single or multipleapplication may be used. -ns. Slurry Seal

*21. _____________ is an application of bituminous material applied for ane#isting! relati$ely nonabsorbent surface to pro$ide a thorough bondbetween old and new surfacing. -ns. ac, +oat

*22. ____________ is a bituminous aggregate application to any type of road orpa$ement surface for the purpose of pro$iding a wearing course! or surfaceseal or both. -ns. reatment and Seals

*2&. ___________ is a bituminoussand application to an e#isting pa$ement toseal the surface and to function as a light wearing course.-ns. Sand Seal

*2*. ___________ is a spray application of bituminous material used totemporarily stabili3e a recently seeded area. he bituminous material can be

applied to the soil or to a straw or hay mulch as a tie down.-ns. >ulch treatment

*25. ___________ is a combination of bituminous material and aggregate that isphysically mi#ed by mechanical means! spread on the "ob site andcompacted. -ns. 6ituminous-ggregate >i#tures

*2(. __________ is a combination of bituminous material and mineralaggregate applied at ambient temperature for use in patching holes!depression and distress area in e#isting pa$ement. -ns.>aintenance >i#

*28. __________ is a pa$ement construction using essentially onesi3eaggregate which penetrated in place by an application of high$iscosity bituminous material followed by an application of smallersi3e course aggregate and thoroughly rolled!-ns. 4enetration >acadam

*2/. he glass beads used in traffic paint shall ha$e a minimum of ______ % true spheres. -ns. 80%

*2'. he glass beads shall ha$e a minimum refracti$e inde# of ______ .-ns. 1.50

*&0. he white thermoplastic material shall not e#ceed a yellowishinde# of ______. -ns. 0.12

*&1. he thermoplastic material shall ha$e a ma#imum percentresidue of _____ after heating at / ? 0.5 hours at 21/ ? 2+-ns. 2/%

*&2. he softening point of thermoplastic paint should be _______.-ns. 102.5?'.5+

*&&. hat ,ind of water shall be used in laboratory test especially if it

deals with chemical -ns. <istilled ater

*&*. Hiuid limit brass cup with a sample is raised and allowed to dropsharply on the base through a height of what-ns. 10 mm.

*&5. 9ow many rotation per second will the cran, of a liuid limitde$ice be rotated -ns. 2 rotation per seconds

27 -



*&(. hat is the reuired si3e of calibrated sand used for :< -ns. -ny clean! dry! free flowing! uncemented and passing V 10 andretained V 200 sie$e

*&8. hat is the degree of compaction of soil ha$ing a ma#imum dry densityof 2!250 ,gcu. m. and wet density of soil from hole is eui$alent to 2!&&5,gcu. m. and a$erage moisture content of /./5%-ns. % degree of compaction G Idry density>a#. dry density ) # 100G W2!&&5I1?/./5100)X 2!250 # 100G I 2!1*5.152!250 ) # 100G '.&*%

*&/. hat is the standard diameter of an orifice in :< sand cone-ns. BD I 12.8 mm )

*&'. Soil properties can be impro$ed by ____________.

a) -deuate compaction c) >a#imi3ing water contentb) -dditional binder d) Stabili3ation

**0. -s construction progresses! you noticed that the materials deli$ered atthe pro"ect site are different from the one tested and passed thereuirement! as >aterials Engineer what would you doa) -uthori3e the use of the materialsb) +onduct immediate retesting of the materials for $erification purposesc) 7e"ect materialsd) 7eplace the materials

**1. hat is the test criteria for 7+4+ test with three I & ) Edge 6earing est

a) 0.& mm. c) 0.5 mm.b) 0.* mm. d) 0.( mm.

**2. he @mmersion +ompression test is prepared to determine_________.a) ductility c) stabilityb) solubility d) fle#ibility

**&. he use of sea water in reinforced concrete is not allowed due to ____________. a) no effect

b) cause of reduction in ultimate strength of concretec) induce corrosion of 7.S.6d) b and c

***. @f the soil is properly compacted at ><< it will __________.a) increase stabilitystrengthb) minimi3e future settlementc) decrease permeabilityd) all of the abo$e

**5. -sphalt construction! compaction must be completed before themi#ture cools to _______.a) 1(5: I (0+ ) c) 1/5: I 81+ )b) 185: I (5+ ) d) 1'5: I 8(+ )

**(. hich contractor are reuired by <49 to own the minimum

material testing euipment for preualification purposesa) small c) largeb) medium d) all of the abo$e

**8. -s percent asphalt increases in >arshall stability test! the % -ir$oids____________. a) increases c) remainsconstant b)decreases d) a or b

**/. he aggregate component contribute to shear strength andstability of bituminous mi#ture . he desirable shape and surfacete#ture of aggregate is _________.

a) round and smooth surface c) round and roughte#ture b) angular and smooth surfaced) angular and rough te#ture

**'. Qou can classify a soil sample in accordance to --S9L through _________. a) Frain si3e analysisc) both a and b b) -tterberglimit d) none of the abo$e

28 -



*50. ho should ta,e samples of materials and bring them to the laboratoryfor acceptance purposesa) <49 >aterials Engineer c) +ontractors 4ro"ect Engineerb) +ontractors >aterials Engineer d) <49 4ro"ect Engineer

*51. 9ow do you determine the diameter of 7S6a) by =ernier +aliper b) by unit weight

*52. +ement which has been in storage for so long period that there isalready doubt as to its uality should be _____________.a) retested prior to use c) authori3ed to useb) not to used

*5&. @n abrasion test! a sample of 5!000 grams was sub"ected to abrasion! a2!000 grams sample was retained in no. 12 sie$e after washing! what is theabrasion loss a) 50

c) (0 b) *0d) &0

*5*. <ifferent brand of cement should not be allowed because _____________.a) different in te#ture c) $aries in strengthb) different in color when dried

*55. -n apparatus used for field density test is called ___________.a) Sand cone c) uclear density meterb) 7ubber balloon d) all of the abo$e

*5(. hic,ness tolerance in the construction of sub base course is

____________. a) ? 10 mm. c) ?5 mm. b) ? 20 mm.d) ? 15 mm.

*58. 49 $alue of water used in concrete is ___________.a) * to ( c) ( to 10b) ( to / d) & to 5

*5/. @n what item of wor, emulsified asphalt and cut bac, asphaltused a) ac, +oatc) Seal +oat b)4rime +oat d) 6ituminous Surface +ourse 9ot

Haid

*5'. hat is the boundary between +oarse and :ine aggregates usedin concreting. a) passing o. &/ sie$ec) passing o. ( sie$e b)passing o. * sie$e d) passing o. / sie$e

*(0. he purpose of trial section is to chec, ___________________.a) the suitability of materialsb) the efficiency of the euipmentc) the construction method proposed to be usedd) all of the abo$e

*(1. @n :<! the $olume of hole is determined by whata) Sand to fill hole o$er unit weight of dry sandb) otal material ta,en from hole o$er $olume of holec) et unit weight o$er 1 ? >+100d) <ry unit weight o$er ><< # 100

*(2. hat is the a$erage compressi$e strength of the load bearingconcrete hollow bloc,s a) 1!000 psic) (00 psib) /00 psi d) 1!200 psi

*(&. he surface condition of tac, coat before the ne#t course shouldbe applied is _______. a) wet c)dryb) stic,y d) plastic

*(*. he contractor shall gi$e the Engineer at least _______ days noticeprior to the beginning of wor, at the mill or shop where the metalstructure has been manufactured or fabricated! so that the reuiredinspection may be made.

29 -



a) 1* c) 21b) 18 d) 15

*(5. he reuest for recoring shall be made by the contractor within _________

wee,s after the official result of the coring test has been released if thestructure failed to meet strength reuirement.a) one I 1 ) c) three I & )b) two I 2 ) d) four I * )

*((. - re$ised design strength for concrete wor,s was set forth from 1* daysto 8 days for concrete pa$ement for national roads and _____ days for ma"orinterchanges and busy intersection thus minimi3ing occurrence of roadcongestion. a) se$enI 8 ) c) si# I ( )b) three I & ) d) four I * )

*(8. +ompressi$e strength for mortar samples test at & days and 8 se$endays can be considered for acceptance pro$ided the strength of the samplesat 8 days is not less than ________ >pa which is /5% of the compressi$estrength for 2/ days a) 22.0/c) 2&.*5 b)2*./* d) 21.5&

*(/. he use of :ly -sh concrete mi# as mineral admi#ture in 4++4 and as ______ % replaces the 4ortland cement in concrete mi#.a) 15 c) 25b) 20 d)10

*('. his is an instrument used to measure pa$ement deflections resultingfrom $ehicle wheel loading. he results of the elastic deformation test areused to e$aluate the structural condition of roads! and to help in the designof road strengthening measure and road capacity impro$ementa) <ynamic +one 4enetratorb) :alling eight <eflectometerc) hree I & ) >eter Straight Edged) 6en,elman 6eam

*80. his an euipment which is used to measure differentialdeflection between "oints of a concrete pa$ement to determine themodulus of the e#isting slabs for use in the design of an o$erlay.a) <ynamic +one 4enetrometer

b) :alling eight <eflectometerc) 6en,elman 6eamd) >erlin 7oad 7oughness >easuring <e$ice

*81. @n the foregoing illustration determine the a$erage thic,ness of4++4. 4osition -ctual>easurement1 2&.*2 2&.5& 2&.(* 2&.(5 2&.*

( 2&.&8 2&.&/ 2&.*' 2&.*a) 2&.*&& b) 2&.*& c) 2&.* d)2&.*&&&

*82. =ibrator shall not be operated longer than ______ seconds in anyone location. a) 10 c) 20b) 15 d) 25

*8&. 9ow many rotation per second will the cran, of a liuid limitde$ice be rotated a) three I & ) rotations persecond

b) two and a half I2 B ) rotations per secondc) two I 2 ) rotations per secondd) one and a half I 1 B ) rotations per second

*8*. hat is the reuired si3e of calibrated sand used for :<a) passing sie$e o. &0 retained o. 200b) passing sie$e o. 20 retained o. 200c) passing sie$e o. 10 retained o. 200d) one of the abo$e

30 -



*85. hen placing concrete! what is the reuired temperature of concretea) less than 2'+ c) less than &0+b) less than 2/+ d) less than &1+

*8(. @n 4++4 coring! what is the specified thic,ness of an indi$idual

measurement that shall not be included in the a$eragea) less than 20 mm. c) less than 25 mm.b) more than 20 mm. d) more than 25 mm.

*88. __________ is the wearing away of the pa$ement surface caused by thedislodging of aggregate particles.a) 7utting c) Sho$ingb) 7a$eling d) +orrugation

*8/. his is the stage in compaction in which all free air is e#pelled andreplaced by water! if further pressure is applied to the soil mass! thetendency is to reduce its $olume. a) wettingstage c) saturation stageb) swelling stage d) none of the abo$e

*8'. @n this stage! additional water replaces some of the entrapped air andthe soil particles mo$e closer together with a resulting increase in density.a) wetting stage c) lubricating stageb) swelling stage d) all of the abo$e

*/0. -ll boring during soil e#ploration sur$ey shall generally be carried to adepth of at least ______ meter below the proposed grade line.a) one I 1 ) c) 0.&0b) two and half I 2 B ) d) 0.50

*/1. hat is the factor that will influence the construction of stabili3ed roada) <epletion of the supply of economically a$ailable materialsb) 9igh cost in$ol$ed in the construction of the con$entional types of roadc) @f the road structure may be built by stages! and a properly designed road

might function briefly as a wearing coursed) -ll of the abo$e

*/2. hat is the meaning of -S>a) -merican Standard for esting >aterialsb) -merican Standard for esting and >aterialsc) -merican Society for esting >aterials-merican Society for esting and >aterials

*/&. @n sampling bituminous materials! the composite samples ta,en from anumber of drums should ha$e a si3e sufficient for testing and should not be

less _____ as called for in the guidelines on the submission ofsamples.a) 5 liters c) 10 litersb) * liters d) ( liters

*/*. :or semi solid materials! samples should be ta,en at the center ofthe containers at least _____ mm. below the surface and 85 mm. fromthe sides with the aid of a clean hatcher or patty ,nife. a) 100c) 85b) /5 d) 50

*/5. __________ test classify the different asphalts into types and thedifferent types into grades. a) Ouality testc) <uctility testb) +onsistency test d) -ll of the abo$e

*/(. his is the most important $olatili3ation test on liuid asphaltproducts! its gi$es information as to the actual amount ofconstituents remo$e at definite temperature.

a) E#traction test c) E$aporation testb) <istillation test d) Softening test

*/8. his test indicate the purity of asphalt.a) Specific Fra$ity c) Solubilityb) =iscosity d) <uctility

*//. his is the most important factor which influence the stability ofbituminous mi#ture. a) Fradation of mineralaggregateb) Shape and surface te#ture of aggregatec) 9ardness of aggregate particlesd) -ll of the abo$e

*/'. he principal factor that effect the fle#ibility of bituminous

mi#ture is _______. a) the uality of bituminousbinderb)the uality of mineral fillerc) temperature susceptibility of the binderd) all of the abo$e

*'0. he application temperature of emulsified asphalt ranges from ___________. a) (( to 108+c) 20 to ((+b) 10 to 81+ d) 15 to ((+

31 -



*'1. +oncrete deposited in water shall be +lass P-D concrete with a minimumcement factor of _______ per cubic meter of concrete.a) 12 bags per cu. m. c) 11 bags per cu. m.b) 10 bags per cu. m. d) ' bags per cu. m.

*'2. - tremie shall consist of a tube ha$ing a diameter of not less than ______mm. constructed in section s ha$ing flanged couplings fitted with gas,etwith a hopper at the top. a) 200c) 250b) &00 d) 150

*'&. he fine aggregate used in stone masonry mortar shall all pass o.____sie$e. a) *0 c) &0b) / d) &/

*'*. he coarse aggregate used in 6ituminous +oncrete is _________.a) retained on a 2.&( mm. I o. / sie$e )b) retained on a *.85 mm Io. * sie$e )c) retained on a 1'.00 mm. I o. K sie$e )

d) both a and b*'5. -s >aterials Engineer! will you permit the use of sal$age soil aggregate

for lie stabili3ed road mi# base coursea) Qes c) @t dependsb) o d) Het the <49 4ro"ect Engineer to decide

*'(. @s the accredited pri$ate testing laboratories owned by companiesin$ol$ed in the supply of construction materials for <49 pro"ect be allowedto test their own products a) Qesc) @t depends b) od) Either a or c

*'8. :or small pro"ects where the uantity of steel bars is less than 10!000,gs. hat may be reuired as a basis of acceptance.

a) 4.E. +ertificate c) @nspection 7eportb) >ill +ertificate d) -ll of the abo$e

*'/. Humber is considered well seasoned when its moisture content isbetween _________. a) 10 to 1(% c) 10 to1*% b) 1* to 1/%d) 15 to 20%

*''. :lushing of bitumen to the surface after belting or screeding the hotmi#ture denotes rich mi#ture.a) true b) false neither of the two

500. Cnsuitable materials are those materials containing detrimentaluantities of organic materials! such as grass! roots! and sewerageand those that is _____________.a) high organic soils

b) soils with liuid limit e#ceeding /0 and or 4@ Y 55c) soils with $ery low density! /00,gcu. m. or belowd) all of the abo$e

501. he set of cylinders for each pro"ect shall be numberedconsecuti$ely beginning with 1 and three specimens should beidentified as -! 6! and +. -t the early stage of pouring! the laboratoryshould be reuested to brea, the P-D cylinders at 8 days to chec,what a) @f the structure should be put in ser$iceat early stage b) tochec, the mi# designc) o chec, if there is unusual de$elopment when admi#ture is usedd) -ll of the abo$e

502. he field specimen should be cured from * to 8 days at thepro"ect under moist conditions obtained by __________.a) co$ering with wet sandb) co$ering with sawdustc) co$ering with palaystrwd) all of the abo$e

50&. he cured cylindrical samples shall be transported to the 7egionalHaboratory or any testing laboratory accredited by the <49 in ________________. a) on top ofsandb) carefully pac,ed and crated surrounded with damp sawdust orpalay straw c) on bo#es with sand

surrounding the cylindersd) all of the abo$e

50*. he penetration grade of concrete "oint sealer! hot poured elastictype is _________ a) /0 100c) 100 120 b)below '0 d) *0 (0

505. he +67 is generally selected at what penetrationa) 5.0/ mm. c) 2.5* mm.b) &.1 mm. d) &.50 mm.

32 -



50(. - soil aggregate that has a +67 $alue of 20 means that in the conditiontested! the resistance to penetration of the standard piston was ______ of thestandard resistance of a compacted soil or aggregate.a) *0% c) 10%

b) 20% d) /0%508. :or liuid asphaltic materials! these are run on the residue after

distillation. a) consistency test c)ductility test b) ualitytest d) cement mi#ing test

50/. he basic aim of compaction is to produce a soil mass that will satisfywhat criteria a) settlement c)permeability b) stabilityd) all of the abo$e

50'. hen do the emban,ment become friable in dry weather ! ra$el at theedges and abrade se$erely under traffic and will become dusty in ser$iceand much of the binder soil is simply blown away during the dry season.

a) the emban,ment is non plasticb) the emban,ment lac,s compactionc) materials fails +67 testd) none of the abo$e

510. hen the emban,ment tends to soften in wet weather! and 4++4constructed of such material de$elop ruts under traffic an d may shift andsho$e to de$elop a wash board surface! the plasticity inde# of such materialis ____________. a) 4.@. is toohigh c) 4.@. is too lowb) neither a A b d) both a A b

511. hat is the allowable smooth riding uality of 4++4a) 5.00 mm. c) &.00 mm.

b) /.00 mm. d) (.00 mm.

512. hat is the penetration grade of bitumen prime coata) (0 80 c) /5 100b 120 150 d) none of the abo$e

51&. he spraying application temperature of all grades of asphalt cementshould not be more than ________.

a) 211+ c) 1&5+b) 15'+ d) 20*+

51*. hat is the rate of application of bituminous prime coat using cut

bac, asphalt a) 0.5 to 0.8 literss. m. c)1.0 to 1.1 literss. m.b) 1.0 to 2.0 literss. m. d) 1.10 to 2.0 literss.m.

515. hat is the weight boulders reuired for class - grouted riprapa) 10 to 25 ,gs c) 15 to &0 ,gs.b) 15 to 25 ,gs. d) 20 to &0 ,gs.

51(. 6ased on the ma#imum dry density obtained by laboratory test!the degree of compaction reuired for aggregate subbase should beat least _____________. a) '5%c) 100%

b) '/% d) '0%

518. here to determine the amount of mi#ing water to use whencompacting the soil in the field to attain ma#imum density.a) rial Section c) +ontrol Stripb) :ield <ensity est d) Hab. +ompaction est

51/. :or soil classification purposes as in --S9L >*5! what is notreuired a) combined sie$e andmechanical analysisb) sie$e analysisc) the wash test

d) none of the abo$e

51'. his is widely used to control the characteristics of soil which areto be incorporated in roadways.a) he Himit est c) he Froup @nde#b) he soil classification d) all of the abo$e

33 -



520. @n direct shear test! the soil is sheared to failure by mo$ing one part ofthe soil sample relati$ely to the other part along a predetermined plane.hen se$eral test are made on a soil under different normal loads and theresults are plotted in arithmetic scales! the resulting line is made in the form

of ____________.a) straight line c) parabolab) hyperbola d) semielliptical

521. @n conducting soil e#ploration sur$ey! what euipment you will use inobtaining undisturbed samples.a) split spoon sampler c)screw type soil auger samplerb) thinwalled sampler d) 4osthole auger sampler

522. 6ituminous stabili3ation in the process of mi#ing intimately pul$eri3edsoil and bituminous material. hat is the minimum bearing capacity Isoa,ed+67 ) of the mi#ture a) /0% c)

'/% b)100% d) '5%

52&. 4ortland cement stabili3ation roadmi# base course is an intimate mi#tureof pul$eri3ed soil! 4ortland cement and water which is thoroughlycompacted while in a moist condition to form a structural road materialwhen the cement hydrates and crystalli3es. hat is the mass percent wearof soil aggregate used in this stabili3ationa) *0% c) not more than *0%b) *5% d) 50%

52*. :or a rich mi#ture of cement in concrete! what determines the fle#ural

strength of the concrete a) >ortar strength c) both a A bb) the strength of aggregate d) the watercement ratio

525. his is a new method of soil stabili3ation being introduced to impro$edthe properties of soil which is effecti$e and at the same time cheaper.a) Stabili3ation by the use of Feote#tilesb) +ement stabili3ation

c) 6ituminous stabili3ationd) Hime stabili3ation

52(. -s per guidelines on submission of samples! laboratory trial mi#es

should be made on aggregates which are proposed tube used for thefirst time! in this case what is the weight of fine aggregates to besubmitted for testinga) 100 ,gs. c) 50 ,gs.b) 80 ,gs. d) /0 ,gs.

528. he phosphorous content of reinforcing steel bars bigger than '.0mm shall not e#ceed _______.a) 0.1/% b) 0.0(%c) 0.0/% d) 0.05%

52/. he permissible $ariation of reinforcing steel bars bigger than '.0

mm. shall not e#ceed _____. a) 10%b) 5% c)/% d) (%

52'. - type of cement that sets and hardens by chemical interactionwith water and is capable of doing so underwater.a) 4ortland +ement b) 9ydraulic +ementc) -ir7etaining 4ortland +ement d) -ll of the abo$e

5&0. he spacing center to center of circumferential reinforcement ofall pipes shall not e#ceed its wall thic,ness and shall in no casee#ceed _______________. a) 150

mm. b) 200 mm.c) 100 mm. d) 250 mm.

5&1. L$ersanded and undersanded concrete mi#tures reuire morewater in order to be wor,able but will only result to ______________.a) good surface te#ture b) water tightensc) wea, strength d) all of the abo$e

34 -



5&2. :or e$ery lean mi#es or low cement content of the mi#ture! hatdetermines the fle#ural strength of the concrete.a) he strength of aggregate b) he mortar strengthc) he water cement ratio d) -ll of the abo$e

5&&. his is a method of determining inplace density of soil that can be usedsatisfactorily in moist! cohesi$e fine grained material only. he sample isobtained by forcing a small thin walled cylinder into the material with adri$ing head and hammer or other suitable apparatus. -ns.<ri$e +ylinder >ethod

5&*. his method of test is intended to determine the density of cohesi$e soiland stabili3ed soil by measuring the weight and $olume of undisturbedsamples. -ns. 6loc,! +hun, or+ore Sampling

5&5. his method co$ers the determination of the density inplace ofcompacted or firmly bonded soil by using a fle#ible membrane and liuidthat can be used to measure the $olume of a test hole soil with an accuracywithin 1.0%.-ns. 6y 7ubber 6alloon >ethod

5&(. his method co$ers the determination of the total or wet density of soiland soil aggregate inplace by the attenuation of gamma rays! where thegamma detector! or both! remains at or near the surface.-ns. uclear >ethod

5&8. hat are the three ma"or groups of soil

-ns. 1) granular 2) fine grained &) organic

5&/. hat are the common laboratory test reuired for soil-ns. a) sie$e analysis b) plastic and liuid limit test c) compaction testImoisturedensity relation) d) +67 e) -brasion est I>ass percent ofear) f) Cnit weight g) >oisture +ontent

5&'. hat are the common field test-ns. o determine the degree of compaction of soil or it is a controltest in emban,ment construction to ensure adeuate compaction

5*0. hat is moisture content-ns. @t is the amount of water present in the soil

5*1. hat is the different between natural moisture content withhydroscopic moisture content -ns. atural moisture contentis the moisture of undisturbed soil sample while hydroscopicmoisture content is the moisture of airdried soil sample.

5*2. hat is the formula used for moisture content determination-ns. >oisture +ontent G Iwt. Lf waterwt. Lf o$en dried sample) #100

5*&. eighing hot sample is not ad$isable as it affects the accuracy ofresult. -ns. rue

5**. hat are the methods use in reducing samples from the field totesting si3e -ns. 1) sample splitter 2)uartering

5*5. hat is the reuired temperature for o$en drying the soil sample-ns. 110+ ? 5+

5*(. 9ow can you determine if the soil sample is already o$en dried-ns. dried if it reached its constant weight

5*8. 9ow to prepare or to come up with airdried soil sample-ns. air dry the sample under the heat of the sun

5*/. @f impossible to airdry the sample under the heat of the sun whatalternati$e should be used -ns. o$en dry the sample at (0+

35 -



5*'. Sample for compaction test should pass to what sie$e-ns. method - A 6 use sample passing sie$e V*U method + A < usesample passing V&*

550. hat is the difference between '' and 1/0 compaction test method-ns. '' uses 2.5,g.I5.5lbs.) rammer with a drop of 12D height! while 1/0 uses *.5*,g.I10 lbs.) rammer with a drop of 1/D height

551. hat are the particle si3e analysis-ns. @t is the determination of particle si3e distribution in soil by sie$e!hydrometer! or combined analysis

552. hat are the other terms or particles si3e analysis-ns. 1) sie$e analysis 2) mechanical analysis &) grading testanalysis

55&. hat is the liuid limit

-ns. it is the lowest moisture content at which the soil will flow upon theapplication of a $ery small shearing force.

55*. he liuid limit is e#pressed as the moisture content corresponding towhat number of blows -ns. 25 blows

555. hat test are used in soil classification-ns. 1) grading or sie$e analysis 2) plastic and liuid limit

55(. hat is plastic limit-ns. @t is the minimum moisture content at which the soil can be readilymolded without brea,ing or crumbling

558. hat ,ind of water shall be used in laboratory test especially if it dealswith chemicals -ns. <istilled water

55/. Hiuid limit brass cup with sample is raised allowed to drop sharply onthe base through a height of what-ns. 10 mm.

55'. 9ow many rotation per second will the cran, of a liuid limitde$ice be rotated -ns. 2 rotations per second

5(0. @n doing a plastic limit test! to what diameter shall the soil thread

began to brea, -ns. &.2 mm. I 1/D )

5(1. hat is the formula for plastic limit-ns. 4H G Ia b)b # 100hereM a G original wt of crumbled soil threadb G wt of o$en dried crumbled soil

5(2. hat is 4lastic @nde# I4@)-ns. @t is the difference between the liuid limit and the plastic limitU4@ G HH4H

5(&. hat is specific gra$ity

-ns. @t is a gra$imetric$olumetric relationship in soils Ior defined asthe ratio of the wt in air of an eual $olume of water at a statedtemp.)

5(*. hat is the appro#imate area for density control strip-ns. &&5 s. m.

5(5. hat is the ma#imum depth of roadway emban,ment perhori3ontal layer in loose measurement-ns. 200 mm. I /D )

5((. hat item of wor, is emban,ment

-ns. @tem 10*

5(8. hat is the ,ind of material used for item 200-ns. -ggregate subbase course

5(/. hat is the reuired particle si3e for selected borrow for toppingunder item 10* Iemban,ment)

36 -



-ns. -ll particle si3e will pass a sie$e 85 mm. or &D suare opening and notmore than 15% will pass 0.085 mm. Io. 20) --S9L 11

5('. 4.@. reuirement for item 10* Iselected common borrow) is __________.

-ns. ( ma#imum

580. H.H. reuirement for item 10* Iselected common borrow) is ____________.-ns. &0 ma#imum

581. hat is the HH reuirement for item 200 Iaggregate subbase course)passing sie$e V *0 -ns. 12 ma#imum

582. +oarse portion retained on sie$e V 10 I2.00 mm.) of item 200 shall ha$ea mass percent of wear by Hos -ngeles -brasion test of _______________.-ns. 50% ma#imum

58&. he reuired +67 $alue for item &00-ns. 25% minimum I--S9L 1/0 method <)

58*. hat is the minimum percent field density or degree of compaction foritem 10* Iemban,ment)-ns. '5% minimum

585. hat is the minimum degree of compaction for item 200 and 201-ns. 100% minimum

58(. hat is the highest point in moisture density cur$e of the moisturedensity relation test or compaction test of soil represent

-ns. ><<I>a#imum <ry <ensity) and L>+ ILptimum >oisture +ontent)

588. hat is the reuired si3e of calibrated sand used for :<-ns. -ny clean! dry! freeflowing uncemented sand passing V 10 andretained V 200 sie$es

58/. hat is the degree of compaction of soil ha$ing a ma#imum dry density2!250,gcu. m. and wet density of soil from hole eui$alent to 2!&&5,gcu.

m. and an a$erage moisture content of /./5%-ns. % <egree of +ompaction G I<ry density>a#. dry density) # 100here U <ry density G et densityI1?>+100)et density G wt of soil filled in a hole$olume of hole

% degree of compaction G ZI2!&&5)W1?I/./5100)X # 100[2!250G I2!1*5.152!250) # 100G '5.&*%

58'. @s the soil for o.*5 passed the item 10* reuirement for %degree of compaction -ns. F or Frading G 24 or 4lasticity G 2+ or +ompaction G 2< or <ensity G three insite density test500 s. m.

5/0. hat are the test and number of test needed for 2!'(0 cu. m.-ggregate 6ase +ourse -ns. sand cone! "ug Iat least

* liters)! guide plate! moisture cans! sand! weighing scale! o$en withtemperature control! chisel or digging tools! plastic bags and labelingmaterials Itag number)

5/1. hat is the standard diameter of an orifice in :< sand cone-ns. B inch I12.8 mm.)

5/2. 9ow many hours does a fine aggregates tested for specificgra$ity and absorption be soa,ed in water-ns. 15 to 1' hrs.

5/&. 9ow will you determine if the fine aggregates reaches the

saturated surface dry condition -ns. @t is determine by theuse of cone test for surface moisture and if the molded shape of fineaggregate slump slightly it indicates that it has reached a surfacedrycondition.

5/*. hat are the test reuired for concrete aggregates-ns. 1) :ine -ggM Frading! specific gra$ity! absorption! dry unit wt.2) +oarse -ggM grading! specific gra$ity! absorption! dry unit wt! and

37 -



abrasion oteM soundness is also tested as perreuest

5/5. hat is the ma#imum mass % of wear by Hos -ngeles -brasion est

-ns. *0% ma#imum

5/(. hat is the reuired speed of Hos -ngeles -brasion >achine per minute-ns. &0 to && rpm

5/8. hat is the si3e or diameter and weight of castiron spheres use inabrasion -ns. -ppro#imately *(./ mm dia. andweighing between &'0*55 grams

5//. hat is the reuired total wt. of sample for abrasion test of coarseaggregate grading - with 12 number of sphere-ns. 5!000 grams ? 25 grams

5/'. hat is the significance of abrasion test-ns. @t e$aluate the structural strength of coarse aggregates gi$es an indication of uality as determined by resistance to impact andwear it determines whether the aggregate willha$e degradation during traffic or rolling

5'0. Ouality test for cement is represented by how many bags of cement-ns. 2!000 bags or fraction thereof

5'1. hat is the sie$e use in sie$ing materials from -brasion >achine-ns. Sie$e V 12 I1.80 mm.)

5'2. esting machine should be calibrated once e$ery si# I() months ifpossible but if it not possible what is the reuired time should the machinebe calibrated -ns. Lnce a year

5'&. hat is the percent tolerance of error in calibrating the machine-ns. ? 1%

5'*. hat do you call a sample for concrete pa$ement-ns. +oncrete beam sample

5'5. 9ow many sample should be ta,en for e$ery 85 cu! m. of fresh

concrete -ns. & pcs. sample or 1 setsample

5'(. hat do you call the sample for structural concrete-ns. +oncrete cylinder sample

5'8. hat is the test use to determine the consistency of concrete-ns. Slump test

5'/. 9ow to compute for the slump of concrete-ns. Slump G 9t. Lf slump cone ht. Lf fresh concrete aftersubsidence

5''. 9ow to compute for the compressi$e strength of concretecylinder sample -ns. +S G 4- whereM 4G loads! lbs. - G area! s. m.- G Wr<Is)X * G 2/.28 s. m

(00. -t what age should a concrete beam sample be tested for fle#uraltest -ns. * days

(01. 9ow to compute the fle#ural strength for third point loading test-ns. 7 G I4H)Ib#d#d) G 4I1/D)I(D # (D # (D) G 412whereM 7 G modulus of rupture

4 G Hoad in lbs. or tonsH G span length in inchesb G base in inchesd G depth in inches

(02. hat is the minimum fle#ural strength for third point loadingtest -ns. &./ >pa I550 psi)

38 -



(0&. hat is the minimum fle#ural strength for center point loading test-ns. *.5 >pa I(50 psi)

(0*. 9ow to compute for fle#ural strength at center point loading

-ns. 7 G I&4H)Ib#d#d) G &4I1/)2#'#(#(

(05. hich part of the batch for fresh concrete should the sample be ta,enfrom a stationary mi#ers! re$ol$ing drum truc, mi#ers or agitators-ns. two or more regular inter$als during discharge of middle portion of thebatch

(0(. hat is the si3e of tamping rod use in sampling concrete-ns. 1( mm. I5/ inches) diameter and (10 mm. I2* inches) long with thetamping end rounded to a hemispherical tip of the same dia. as the rod

(08. +oncrete >asonry Ihollow bloc,s) if sub"ect to test! how many sample is

reuired -ns. ( pcs.10!000 units 12 pcs. if morethan 10!000 units

(0/. hat is the strength reuirement for load bearing concrete masonryunits -ns. indi$idual G 5.5 >pa I/00 psi)minimum-$erageIfor & samples) G *.1* >pa I(00 psi) minimum

(0'. hat is the significance of testing reinforcing steel bars-ns. to determine the yield and tensile strength of the bar as well as itselongation and is used to classify the bars into grade

(10. hat is the reuired length of 7S6 for testing-ns. 1 meter10!000 ,gs.si3eshipment

(11. hat is the significance of bending test for 7S6-ns. to e$aluate the ductile properties of 7S6

(12. hat is the reuired si3e of test specimen for F.@. sheets-ns. (0 mm. # (0 mm. I &pcs. from one sheet100 sheets

(1&. hat is the reuired sample for paint-ns. 1 can I gal. or pail )100 cans Igal. or pail )

(1*. hat ,ind of paint had reflectance in the form of beads

-ns. 7eflectori3ed raffic 4aint

(15. hat is the common components of house paint-ns. pigment and $ehicle

(1(. hat is this construction material that is dar, brown to blac,cementatious material in which the predominating constituent arebitumen-ns. -sphalt

(18. hat asphalt is commonly called hot asphalt-ns. -sphalt cement

(1/. hat are liuid asphalt-ns. +utbac, asphalt and Emulsified -sphalt

(1'. hat is the use of blown asphalt or hard asphalt-ns. Cse as "oint filler or water proofing

(20. SS1 or SS1h is what ,ind of asphalt-ns. Slow Setting Emulsified -sphalt

(21. hat are the three I&) ,inds of Emulsified -sphalt-ns. 7apid Setting! >edium Setting and Slow Setting

(22. hat asphalt contains water-ns. Emulsified -sphalt

(2&. hat is the penetration grade for blown asphalt-ns. 0 to &0

39 -



(2*. hat is the ideal penetration grade of asphalt use in ropical 7egion-ns. /5 to 100 Ibut some uses (0 to 80)

(25. ac, coat is used in an e#isting bituminous or concrete pa$ement.

-ns. rue

(2(. hat is the rate of application of bituminous tac, coat-ns. 0.2 to 0.8 liter s. m.

(28. hat is the rate of application of bituminous prime coat-ns. 1 to 2 literss.m.

(2/. :or how many hours or how long shall a bituminous prime coat leftundisturbed -ns. 2* hrs.

(2'. hat ,ind of asphalt is used as prime coat

-ns. +utbac, asphalt Imedium curing or rapid curing)

(&0. 6ituminous prime coat is use to treat surface of base course.-ns. rue

(&1. o tac, coat or prime coat shall be applied when the weather is foggy orrainy. -ns. rue

(&2. hat ,ind of asphalt is used as tac, coat-ns. cutbac, asphalt Irapid curing) or emulsified asphalt

(&&. here should the bituminous seal coat be used

-ns. on an e#isting bituminous surface course with or without an applicationof aggregates

(&*. @f concrete cylinder sample for 7+4 is not a$ailable for compression testone I1) whole piece 7+4 for e$ery 50 pcs. 7+4 will be submitted for ualitytest. -ns. rue

(&5. Lne set I& pcs ) concrete cylinder sample shall be ta,en for e$eryhow many pieces of 7+4 -ns. 25 pcs.

(&(. @n submitting samples for testing! what particular form is being

accomplished -ns. sample card

(&8. as a >aterials Engineer of the pro"ect what is the reportaccomplished e$ery wee, -ns. Ouality +ontrol-ssurance 7eport

(&/. hat do you call the report to be submitted at end of the month-ns. >onthly >aterials 7eport

(&'. 9ow to determine the proportion of cement ! water! fineaggregates and coarse aggregates -ns. by means of+oncrete <esign >i#

(*0. 9ow to determine the thic,ness of pa$ement-ns. by means of concrete core

(*1. 9ow to determine the asphalt content of bituminous mi#-ns. by means of e#traction test

(*2. @n an e#traction test! aside from the asphalt what other materialsbeing e#tracted -ns. -ggregates or compositeaggregates I minerals of fine A coarse aggregates)

(*&. hat is being determined in a core sample from asphalt

pa$ement -ns. thic,ness ofpa$ement and density of pa$ement

(**. -ll records regarding uality control such as accomplishment!daily acti$ities! weather etc. are recorded in a ________.-ns. >aterials Hog 6oo,

40 -



(*5. he standard penetration test IS4) is an insite test that measureswhat -ns. depth of soil layer

(*(. hich of the following bituminous material is best recommended for

sealing wea,ened plane "oints-ns. ;oint :iller -sphalt Icommonly called hard asphalt)

(*8. he main problem associated with wrong practice of con$eying concreteis called ______. -ns. Segregation

(*/. he specification call for 1M2M& concrete mi#. @n one bagger mi#er! whichof the following amount of water is most li,ely reuired for the mi#-ns. 20 i\liters

(*'. - one lane road! with a pa$ement width of &.5 meters and shoulderwidth of 0.5 meter on each side of the pa$ement! was designed to ha$e

subbase and base courses with a combined thic,ness of &00 mm. @f thethic,ness of the subbase is a 125 mm. the spreading and compaction of thesubbase and base course shall be carried out in ______.-ns. & layer o$er the full width of *.5 m.

(50. as >aterial Engineer! what is the area of trial section that you wouldrecommend to chec, the suitability of the materials and efficiency of theeuipment to be used for item &10! 6ituminous +oncrete Surface course-ns. about 500 s. m.

(51. 4er program of wor,! the estimated $olume of item 201 materials is8!500 cu. m. 9ow many grading and plasticity test are reuired based on

the <49 minimum testing reuirements -ns. 25 grading and 25plasticity

(52. 6ituminous concrete mi#es contain asphalt by weight eui$alent towhat -ns. 5 to /%

(5&. Ouality of factoryproduced reinforced concrete pipes may be bestestablished through what -ns. est of concrete pipe samples

(5*. here do we ta,e additional cores when the measurement of anycore ta,en from the pa$ement is deficient in thic,ness by more than25 mm -ns.-t no less than 5 meters inter$als parallel to the centerline in each

direction from the affected location

(55. he results of @mmersion+ompression test conducted on anasphalt mi# sample are as followsM <ry stability G 2!000 Tpaet stability G 1!000 Tpahat is the resulting inde# of retained strength <oes it meet thespecification reuirement of item &10 6ituminous +oncrete +ourse-ns. @nde# of 7etained strength G Iet stability<ry stability) # 100G I1!000 Tpa2!000 Tpa) # 100G 50%o it does not meet the specification of item &10 since thespecification of @7S is 80% minimum while the resulting @7S is only

50%

(5(. Ouality +ontrol testing in a <49 pro"ect is the responsibility ofthe ___________. -ns. <49 and +ontractors>aterials Engineers

(58. -s >aterial Engineer! when is the right time to start sampling andtesting aggregates of the course materials-ns. before the course materials be incorporated in the pro"ect

(5/. he spot test on asphalt is used to determine what-ns. o$erheating during manufacture

(5'. Cnder what climatic conditionIs) do we use the lower penetrationgrades or hard asphalt -ns. hot climate

((0. Sampling of the freshly mi#ed concrete should be ta,en on the _______ batch discharge of the transit mi#er.-ns. middle

41 -



((1. Soft and unstable soils were encountered during the course of subgradepreparation. @f you were the >aterials Engineer assigned to the pro"ect! whatis the most effecti$e and cheaper method that you would recommend tostabili3ed the soil prior to the construction of the subbase course

-ns. Feote#tiles

((2. 9ow many times per layer should a concrete specimen molded in a(D#(D#21D beam mold be rodded-ns. (& times

((&. hat is the basis for acceptance or re"ection of any constructionmaterials -ns. >aterials est 7eport

((*. @n testing concrete cylinder sample the load applied should becontinuous without shoc, at a constant rate within the range of _______ persecond. -ns. 0.1* to 0.&*

>pa per second or 20 to 50 psi per second

((5. <uring the application of the first half of the anticipated load a _______rate of loading shall be permitted.-ns. higher rate

(((. @nitial rolling in bituminous mi#es shall be perform with a _____ roller.-ns. 4neumatic ire 7oller

((8. :inal rolling in bituminous mi#es shall be perform with a _________ roller.-ns. &wheel or andem type steel wheel roller

((/. 7olling of bituminous mi# shall be discounted whene$er it begins toproduce e#cessi$e ______ or ________.-ns. pul$eri3ing of the aggregate or displacement of the mi#ture

(('. :inal rolling shall be continued until roller mar,s are eliminated and aminimum of _____ mass percent of the density of the laboratory compactedspecimens prepared in accordance with --S9L 1(0 has been obtained.-ns. '5 mass percent

(80. sample from compacted bituminous mi# shall be neatly cut bysaw or core drill. Each sample shall be at least ____________.-ns. 150 mm. # 150 mm. or 100mm diameter full depth

(81. :or surface tolerance the surface Ibituminous mi#) will be chec,by the use of a _____ at sites selected by the Engineer.-ns. & meter straight edge

(82. hat is the sample reuirement for pa$ing concrete for e$ery 85cu. m. or fraction thereof -ns. Lne I1) set Iconsisting of &pcs.) concrete beam sample

(8&. @n testing bituminous mi# sample for @mmersion+ompressionStability the sample is soa,ed in water bath for ______ days.-ns. four I*)

(8*. Fi$enM t. of dry aggregate G '50 gramst. of asphalt G 50 gramshat is the total % of asphalt weight of total mi#-ns. t. of total mi# G wt. of dry agg. ? wt. of asphaltG '50 ? 50 G 1!000 gramsthereforeM I50grams1!000grams) # 100 G 5%

(85. <oes the percent asphalt in problem abo$e meet the reuiredspecification for percent asphalt in bituminous mi#es hy-ns. yes! because standard specification for percent asphalt inbituminous mi#es is 5 to /%

(8(. @f the actual percent asphalt in the problem abo$e is 5% and thepercent asphalt in a "obmi# 5.(% did it pass the reuired tolerancehy -ns. o!because the reuired tolerance for % asphalt in a "obmi# formula is?0.*%

(88. hich is not the duty or responsibility of >aterials Engineer-ns. uantity of construction materials

42 -



(8/. hich is the duty or responsibility of a >aterials engineer-ns. uality of construction materials

(8'. 4roblem regarding uality of construction materials shall be reported

directly by the contractors >aterials Engineer to the __________.-ns. <49 >aterials Engineer

(/0. 9ow many concrete cylinder is reuired for a &!000 pcs. reinforcedconcrete pipe cul$ert -ns. 120 sets Iconsisting of & pcs. concretecylinder per set)

(/1. @f the concrete cylinder is not a$ailable for a &!000 pcs. cul$ert pipes!how many pipes shall be sub"ected to test-ns. (0 pcs. cul$ert pipes

(/2. hat ,ind of test that reuires calibrated sand in filling the hole in order

to determine the $olume of hole-ns. :ield <ensity est I:<)

(/&. hat do you call the test using a rammer and a mold-ns. >oisture <ensity 7elation est or +ompaction est

(/*. hat ,ind of asphalt has a penetration grade of 0 to &0 mm.-ns. 6lown -sphalt

(/5. @f there is a necessary to add water to the concrete mi# in order toincrease is wor,ability Ipro$ided concrete does not e#ceed specified slump).9ow many minutes after the initial of the mi#ing does adding of water be

permitted -ns.not e#ceeding *5 minutes and that water cement ratio is not e#ceeded

(/(. hat is the percent weight of aggregates Icoarse! fine and mineral filler)in the mi#ture of bituminous concrete surface coarse-ns. '2 to '5%

(/8. hat is the percent weight of asphalt in the bituminous mi#ture-ns. 5 to /%

(//. 9ow can we establish the e#act percentage to be used in the

bituminous mi#ture -ns. ;obmi# formula

(/'. hat are the two types of bitumen that are commonly used inbituminous concrete surface course-ns. 1) ar is $iscous liuid obtained from distillation of coal orwood 2) 4etroleum -sphalt are theproduct of the distillation of crude oil

('0. hat are the three ma"or petroleum asphalt product-ns. 1) -sphalt cement produced in $arious $iscosity grade! themost common penetration grade are! 200&00! 120150! /5100!*050 2)

+utbac, asphalt are asphalt mi#ed with sol$ents to reduce their$iscosity &) Emulsified -sphalt are mi#ture ofasphalt cement and water with emulsifying agent

('1. hat are the sol$ents for cut bac, asphalt-ns. 1) gasoline for rapid curing type2) ,erosene for medium curing type&) diesel fuel for slow curing type

('2. Emulsified asphalt are either _____ and _________.-ns. 1) cationic emulsion which wor, better with wet agg. -nd incold weather 2) anionic emulsion which

adhere better to agg. hich ha$e positi$e charges

('&. hat is the bituminous material commonly used in item &10-ns. -sphalt cement I-+)

('*. hat greatly influence the ser$ice of an asphalt pa$ement-ns. grade and uantity of asphalt

43 -



('5. hat influence primarily the grade of asphalt selected-ns. +limatic condition

('(. he lower penetration grade or hard asphalt is used in ____________.

-ns. hot climate

('8. he higher penetration grade or softer asphalt is used in____________.-ns. cold climate

('/. 9ow many wee,s does a producer of asphalt mi# or the contractor shallsubmit the "obmi# formula-ns. three I&) wee,s prior to production

(''. ho will appro$ed the "ob mi# formula-ns. <49 4ro"ect Engineer and >aterials Engineer

800. he "obmi# formula contains pro$isions on the followingM-ns. 1) grading 2) percentage and type of asphalt &) temp. of agg. andasphalt *) temp. of mi#ture upon deli$ery or at time ofcompaction

801. hat is the primary uality control mechanism for the production ofasphalt mi#ture -ns. ;obmi# formula which shall conformto the following ranges of toleranceM 4assing o. * andlarger sie$es ? 8%4assing o. / to o. 100 sie$es ? *%4assing o. 200 ? 2%6ituminous >aterials ? 0.*%

emperature of mi#ture ? 10+

802. hat is the minimum dry compressi$e strength of the mi#ture-ns. 1.* >pa I200 psi)

80&. he mi#ture shall ha$e a mass percent air $oids with the range of _________. -ns. &.0% 5%

80*. hat is the @nde# of 7etained Strength of the mi#ture-ns. 80%

805. hat is the most commonly used method in the design and

e$aluation of bituminous concrete mi#es-ns. >arshall Stability >ethod

80(. he uality control test for asphalt mi# are the followingM-ns.1) @mmersion+ompression est determines the inde# of retainedstrength of the mi# 2) E#tractionand Frading est determines the asphalt content and particles si3edistribution of coarse and fine aggregates&) Haboratory density test determines the degree of compaction

808. hat is the correct temperature that the mi#ture shall be placed

as measured in the truc, "ust prior to dumping into the spreader-ns. 108+

80/. hen tar is used! what is the temperature that the mi#ture shallbe placed -ns. ((+ to 108+

80'. hen shall the compaction be done in order to attain thereuired density -ns. when the mi#ture isstill hot and wor,able

810. 9ow to determine the number of passes that would attain thereuired density -ns. trial section

811. hat control during the mi#ing and compaction is of greatsignificance in the strength of the resulting pa$ement-ns. temperature

812. hat ,ind of roller should be used for the initial or brea,downcompaction -ns. 4neumatic smoothwheeled roller Inot less than 10 tons)

44 -



81&. hat is the speed of the roller-ns. 5 ,mhr

81*. 9ow is the rolling be done

-ns. @t should begin from the side and proceed longitudinally paralleltoward the road centerline! each trip o$erlapping one half the rollers width

815. -fter the final rolling what should be chec,ed-ns. degree of compaction

81(. he compacted pa$ement shall ha$e a density eual to or greater than ___________. -ns. '8% of the laboratory compacted density

818. hen is the traffic be permitted to enter the pa$ement-ns. when the pa$ement has cooled to atmospheric temperature

81/. 9ow many samples shall be ta,en for each full days operation-ns. at least one but not more than three I&) core samples

81'. hat is the dimension of the samples ta,en full depth from the finishpa$ement for thic,ness determination-ns. 150 mm. or 100 mm diameter

820. 9ow is the sample ta,en from the finished pa$ement-ns. by means of core drill or saw

821. 9ow is the surface le$el of the finished pa$ement being chec,-ns. by the use of & meters straight edge

822. he $ariation of the surface from the testing edge of the straightbetween contacts with the surface shall not e#ceed ________..-ns. ( mm.

82&. hat determine the thic,ness and density of compacted asphaltpa$ement -ns. core test

82*. hat is the strength reuirement Ifle#ural strength) of a concretewhen tested by third point loading method-ns. &./ >pa I550 psi)

825. hat is the compressi$e strength of the 4++4 when rested at 1*days -ns. 2*.1 >pa I&500 psi)

82(. hat is the slump of a wor,able concrete if not $ibrated-ns. *0 85 mm! when $ibrated the slump is 10 to *0 mm

828. hat ,ind of form used in item &11-ns. steel forms and a depth eual to the thic,ness of the pa$ement

82/. 9ow long shall the forms remain undisturbed after concretepouring -ns. 2* hrs.

82'. hat is the difference between item 50* and item 505-ns. placement of stone or boulders and the ratio of cement and finesand

8&0. hat is the ratio of fine aggregates to number of bags of cementfor grout in item 50* and 505 -ns. for item 50* its one partcement to three part fine sand I1M&)for item 505 its one part cement to two parts fine sand I1M2)

8&1. 4enetration and ductility test of asphalt are done in __________temperature. a) (0+b) 25+

c) 50+ d) 10+

8&2. his is the most fluidest and lightest of all the grade of >edium+uring +utbac, -sphalt. a) >+ &0 b) >+ 80 c)>+ /00 d) >+ &00

45 -



8&&. he only ,ind of asphalt that can be used in all bituminous item of wor,.a) -sphalt +ement b) +utbac, -sphaltc) Emulsified -sphalt d) -ll of the abo$e

8&*. 7etempering of concrete or mortar! which has partially hardened! will bepermitted with the addition of cement! aggregate or water.a) yes b) noc) it depends on the condition of concrete d) chec, the slump

8&5. hat is the minimum number of representati$e cores that shall be ta,enfrom each member area of concrete in place that is considered deficienta) & cores b) * coresc) 5 cores d) core must be ta,en at 5 meter inter$albac,ward A forward of the designed sta.

8&(. the strength le$el of concrete will be considered satisfactory if the

a$erage of all sets of three consecuti$e strength test result eual or e#ceedthe specified strength and no indi$idual strength test result is deficient bymore than how many percent a) 25%b) 20% c) 15%d) 10%

737. :or ma"or interchanges and busy intersection! 4++4 will be allowed toopen on the to minimi3e occurrence of road congestion.a) 1*th day b) 10th dayc) 12th day d) 8th day

8&/. he width of the wea,en plane "oint is __________.

-ns. not more than ( mm.

8&'. hen is the right time to saw the wea,en plane "oint-ns. within 2* hrs. as soon as concrete has hardened sufficiently

8*0. hat shall be done if crac,s appear at or near the "oint prior to the timeof sawing -ns. sawing shall be omitted

8*1. ie bars shall not be coated or painted with ____________.-ns. asphalt or other materials

8*2. hat is the metal de$ice that are used as a load transfer de$ice

held in a position parallel to the surface and centerline of the slab ofpa$ement-ns. dowels

8*&. o protect dowel from corrosion and to facilitate sliding inconcrete! it shall be coated with _________.-ns. thin film of bitumen

8**. he surface of the pa$ement shall be roughened by means of ____________. -ns. brooming

8*5. hat is the depth of corrugation produce by brooming in the

surface of the pa$ement -ns. 1.5 mm.

8*(. he surface of the newly placed concrete when it is sufficientlyset shall be cured for a period of _________.-ns. 82 hrs.

8*8. he curing of the pa$ement are done on the followingM-ns.1) by co$ering the concrete with mats saturated with water2) thoroughly wetting the pa$ement&) by ponding*) by applying curing compound after finishing of the surface

8*/. hen the right time is the "oint be sealed-ns. after the curing period or before it is opened to traffic

8*'. hat is item 50* in <49 specification-ns. Frouted 7iprap

46 -



850. hat is item 505 in <49 specifications-ns. Stone >asonry

851. his is the empirical indicator of the clay fraction of a binder material in

a stabili3ed soil mi#ture.a) Froup @nde# b) Hiuid Himitc) 4lasticity @nde# d) 4lastic Himit

852. hen water is added to the mi#ture to bring the slump within reuiredlimit! it shall be in"ected into the mi#er under such pressure and direction offlow that the reuirement for uniformity and desired slump of concrete aremet. he drum shall be turned on additional _______ re$olution or more.a) 10 re$olutions b) *5 re$olutionsc) &0 re$olutions d) 15 re$olutions

85&. ;obmi# formula submitted for appro$al shall propose definite single

$alues for! e#cept _____. a) % of aggregate passing each specifiedsie$e b) temperatureof the mi#ture deli$ered on the roadc) 4ercent of bituminous materials to be addedd) mi#ing time of the mi#ture in the batching plant

85*. :or small contract pro"ect of the <49 located in remote areas wherethe uality of cement to be used is too small and where there are noaccessible testing laboratory to chec, the uality of materials! e#ception inthe reuirements for performance of laboratory test in cement prior to usemay be allowed pro$ided that the trial mi#es be done for e$ery ___________.a) deformation characteristic of soil

b) Engineering properties of the underlying soilsc) -rrangement of soil stratad) :ield <ensity of soil

855. 9ow many days shall the Engineer be notified in ad$ance of the datethat the treating process will be performed in order that the untreatedlumber! the treatment process and the finished treatment timber may all beinspected a)

15 days b) 10 daysc) 21 days d) 8 days

47 -

36655099-materials-engineer exam the same with dpwh exams

Documents