test 3 solution

5
C EE 5 90Sprine2011 MasonryDesign TERM EXAM #3 CIPEN BOCK AND NOTES Showall your work for full marks - If you useextrapaperplease put your nameon all sheets NAME: 1. Calculate th emaximum lateraload (H ) that th ewallshownbelowcatake (assume windloading) (FOR bn n . ]0 1 {4-*r) THE CONT'IGURATION SHOWN- DO NOT REDESIGN).Th ewall is constructed of 8 inch r r - concretemasonry units that ar efullygrouted an d laidin runningbond.Assume anf'. of 2000 psian d #5 ' )8oqb+t bars at 48 inches on center(t y = OO,0b0 psi)( there will bea totalof 3 bars as shown in thefigure).(Hint: Initially assume tw o barsin tension)(15). US EASDDESIGNPROVISIONSANDDON'T FORGET TO CHECK SHEAR- This is NOT a Special Reinforced Shear Wall. Ass*,ne Lb."rs *..- , ^ {...,s.]..'r As = z (':r) : 0.62";^ / ' f\ ' ' "i = la-tt d,,- : v6" r . B - 6.33i' , ?' = ffif i- o.ootolo + l * ,fr{i;* zF* " , t - P * ^ . D " /'t-9 r{ flJ - rr .'l l1<X- : t2.H4- > + ( 2 'F.t< *' zif c; {:t-c- ll lSz $-.re-- 0'-4' ( l^n.-L *'.. * Sar"r | -. S'{-rc "^ 1 *t /1 {L .: LY::{tt'!' -. 1t , t2-b4 I B'ttz ++- l2'9'{ ) J J - L - , r J , n at7.fzs" aF$': 4g= 4 ci 3 1 6 f t flJ..,.,".,x 9 rubr'-t - - t t L*-(t ouc/n, S2 - lz.)+ YL+. / o o - t 7 , gY - /o"?e b*<- (- Yt- l o t g (sz-tz"*r/3) 8 +, " t l<-, 1L,a I"t') + 2 + ( ' - "' : (,0, -tLasff z , { r"-ir \ /. 1 / a J { r .'in- G3t1 t Ir rr T # t \ i 'lr^ t z "g I T. Rebar at 4 8 inchesO.C. t (. 8.67 fL /\ 9 4.s+

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Page 1: Test 3 Solution

8/7/2019 Test 3 Solution

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CEE 590Sprine2011MasonryDesign

TERMEXAM #3

CIPENBOCK AND NOTES

Showall your work for full marks- If you useextrapaperpleaseput your nameon all

sheets

NAME:

1. Calculatethemaximumlateralload(H) thatthewallshownbelowcantake(assumewindloading)(FOR

. ]01 {4-*r) THE CONT'IGURATIONSHOWN- DO NOT REDESIGN). Thewallis constructedof 8 inch

r r - concretemasonryunitsthatarefullygroutedandlaidin runningbond.Assumeanf'. of 2000psiand #5

' )8oqb+t barsat48 incheson center(ty = OO,0b0psi)( therewill bea totalof 3 barsasshownin thefigure).(Hint:

Initially assumetwo barsin tension)(15).USEASD DESIGNPROVISIONSAND DON'T FORGET

TO CHECK SHEAR- This is NOT a SpecialReinforcedShearWall.Ass*,ne Lb."rs *. . - ,^ { . . . ,s. ] . . ' r As = z ( ' : r ) : 0.62";^ / '

f \ ' ' " i = la-tt d,,- : v6"r .B - 6.33i ' , ? '=

f f i fi - o.ootolo

+l * ,fr{ i ;* zF*",

t-P*^

. D"/ ' t-9r{ f lJ

-

rr . ' l

l1<X-: t2.H4- > + (2 'F.t< *' zif c; {:t-c-

ll

lSz$-.re--

0'-4'

( l^n.-L *'.. * Sar"r | -.S'{-rc

"^ 1* t

/1

{L .: LY::{tt'!' -.1t , t2-b4 I B'ttz++- l2'9'{)JJ- L

- ,rJ,n . at7. fzs" aF$' : 4g=

3

16ft

f lJ.. , . ,". ,x9 rubr'-t -- t t L*-(t o

S2 - lz . )+ YL+./oo - t7, gY-

/o"?e b*<-

(- Yt-lo tg (sz- tz"*r /3)

8+, " t l<-,

1L,a

I " t ' ) + 2+

( ' - " ':

( ,0, - tLasf f

z,{ r"- i r

\/. 1

/a J

{ r. ' in-

G3t1

t

I r

rr

T#t

\ i

' l r^ tz"gI

T.

Rebarat 48 inchesO.C. t(.

8.67 fL

/\ 9

4.s+ ,<,( '

Page 2: Test 3 Solution

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Universityof Louisville Pager Z- ' ' Civ i l&EnvironmentolEngineer ing

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Page 3: Test 3 Solution

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2.Fot theWall in Problem1,whatwouldthemaximumconcentricallyappliedverticalloadthatcouldbeappliedro thewall (p maxallowed= ? kips) BASEDOX ASij fSl

At t e4^a- bns^.<-

N-l- +-;A : --*?^- = ,zf, fr,-, An &

h, z

lbytz =Els Lla

/y 7;z

-*-'f,rte('J t**-\

e z lr l-L' ' , ' I

t -

Page 4: Test 3 Solution

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A) Forthewall in Problem1, whatwouldbethemaximumln-planeload(noaxialload)(OMn= ?)youcouldapplybasedon THE STRENGTHDESIGNpRovISIoNS.

JUSTDO MOMENT CAPACITY CALCULATION anddeterminethemaximumVuthatcouldbe appliedbasedONLY on themomentcapacity.. (5)

B) If thisis a SpecialShearwallwhatwouldthemaximumareaof steelthatwouldbe

allowedby thecode?(assumeno appliedload- i.e.pu = 0X5)

C) What would theShearcapacityof thesectionbe basedon the StrengthShearcapacityequations(assumethis is NOT a specialShearwall) (5)

A:= 14>r\c" Zh>.e.r: - ((-<-ra I . - , . , r . . , .^ +-/ lei i r . i

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Page 5: Test 3 Solution

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Universityof LouisvilleCivil& EnvironmentolEngineering

Page# J6

MasonryDesignTEST3 NAME Date:

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