work permit hand outs

8/13/2019 Work Permit Hand Outs

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WORK PERMIT TRAINING INTRODUCTION

WORK PERMIT

FIRE WATCH/STANDBYMAN

GAS TESTING

OBJECTIVES

To eliminate work permit errors by:

Improving workers awareness and understanding of the work permit system .

Reviewing the types of permits and the responsibilities of the authorized Issuer and Authorized A eptor.

Reviewing the !ire wat h " #tandby man responsibilities

Reviewing the $as testing instruments

SAFETY IS THE RESPONSIBILITY OF EACH EMPLOYEE

WHAT IS A WORK PERMIT ?

A %ork &ermit is a written do ument authorizing a person or a group to perform spe ifitasks as identified on the %ork &ermit and sub'e t to spe ifi onditions and pre autions.

(efore most work in any #A!)* fa ility an be started the workmen must obtainadvan e approval in the form of a work permit.

*nly one work permit shall be issued for ea h 'ob.

%ork performed on a single e+uipment involving more than one work group, ea h groupshall get separate work permit.

-a h employee or ontra tor who is +ualified will be issued a wallet size authorizationard signed by his anager or )ontra t Administrator. This ard will list the employeeor ontra t employees +ualifi ations and shall be arried on by the person while at work.The authorization ard is valid for a two year period.

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&ersonnel may re0+ualify by attending refresher training.

All work performed by non0operating personnel and work performed by operating personnel outside the s ope of their normal operating responsibilities shall re+uire inadvan e a work authorization by operating personnel in harge of the respe tive area.

There are t ! t"#e$ !% !r& #er'(t$)

/1 #afe %ork &ermit21 3azardous work &ermit

SAFE WORK) #afe work is any work whi h is not hazardous in nature, will not generate heat that anause ignition of flammables, and will not involve personnel e4posure to hazardous orto4i substan es or any other hazardous onditions.

E*a'#+e$ !% Sa%e W!r& Per'(t)

5 Ad'usting instrument5 6sing basi hand tools 7s rew driver1 or hand impa t tools 7hammer1.5 Inspe tion5 # affolding

HA,ARDOUS WORK)

3azardous work is any work whi h is hazardous in nature, an generate heat that anause ignition of flammables, and an involve personnel e4posure to hazardous or to4isubstan es or any other hazardous onditions 7see 8./.9 for e4amples1.

E*a'#+e$ !% Ha-ar.! $ W!r& Per'(t)

5 3ot work5 )onfined spa e entry5 -4 avation5 %ork involving the use of, or possible e4posure to radioa tive sour es.5 *peration of Internal ombustion engines5 )amera with flash5 ehi le entry5 -le tri al above 2; volts

The #afe and 3azardous work permit will be issued by any authorized issuer from thearea where the work is to be done

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WHAT IS A HOT WORK ?

%ork a tivity apable of supplying ignition energy for flammable mi4tures

E*a'#+e$ !% H!t W!r&)

)utting$rinding%elding*pen !lame

3ot %ork re+uires a 3azardous %ork &ermit.

The a eptable level of ombustible for hot work is < = .

5 The minimum fire prote tion for any hot work shall onsist of one 9< lb. >ryhemi al fire e4tinguishers lo ated at work site in addition to any unit fire

prote tion e+uipment available at the area.

E0CAVATION)

Any work that re+uires breaking the earths surfa e or pavement in luding the removal of previously installed roadways, slabs or foundations at or below the surrounding groundlevel

5 -4 avation more than / meter deep shall be treated as a onfined spa e entry.

There are t ! t"#e$ !% e*1a2at(!3)

/1 3and e4 avation: uses only hand tools like a shovel.21 a hine e4 avation: uses ma hines for breaking hard surfa es like on rete or asphalt areas e.g., 'a k hammer, on rete utters, et .

POTENTIAL HA,ARDS IN E0CAVATION)

/1 &roperty damage and " or in'ury resulting from onta t with e4isting utilities.21 &eople be oming trapped or buried as a result of e4 avation wall failure.

91 &eople or e+uipment falling into e4 avations.;1 &eople being stru k by tools or e+uipment used in the e4 avation.81 #uffo ation or other hazards asso iated with gases heavier than air.?1 )ars or tru ks driving into the e4 avations.

The 1(2(+ e34(3eer ($ re$#!3$(5+e %!r the a1t(2(t(e$ he3 e*1a2at(!3 ($ #+a33e.

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AUTHORI,ED ISSUER)is an individual who has su essfully ompleted the re+uired training, authorized by hismanager to issue work permits, and hold a valid work permit authorization ard.

AUTHORI,ED ISSUER RESPONSIBILITIES)

5 )onfirm that the e+uipment and work area are properly prepared for the work to be done and ready for maintenan e.5 )onfirm the ondition of the area and e+uipment.5 @o k and tag or onfirm that e+uipment was lo ked out.5 -4plain to a eptor all hazards asso iated with the 'ob.5 isit the 'ob site with the a eptor and issue the permit at the 'ob site.5 otify appropriate personal within the affe ted area.5 &ost the original opy of the work permit in the ontrol room or the designated

area.5 )ondu t fre+uent visit to the 'ob.5 Insure that gas tests are performed per the work permit instru tion.

$as test fre+uen y must be noted on the safe and hazardous %& by the issuer. The Issuer will de ide if the gas test is re+uired.5 )an el the work permit if onditions hange.5 isit the 'ob site with the a eptor to lose the work permit, - - I! T3-

%*RB I# *T )* &@-T->.

AUTHORI,ED ACCEPTOR)

Is an individual who has su essfully ompleted the re+uired training, authorized by hismanager to a ept work permits, and hold a valid work permit authorization ard.

AUTHORI,ED ACCEPTOR RESPONSIBILITIES)5 #hould understand the permits onditions overing the work to be done5 Review with the issuer the hazards asso iated with the 'ob.5 )omply with the work permit instru tions.5 Remain in the area so that he is readily available if needed. If he leaves

those areas, another a eptor must endorse the work permit.5 otify the issuer of any work onditions hanges.5 )lean up the work area and notify the issuer when work is ompleted.5 isit the 'ob site with the issuer to lose the work permit, - - I! T3- %*RB I# *T )* &@-T->.

5 #hould understand the permits onditions overing the work to be done.5 -nsure that work permit is endorsed by operations.5 &ost the rigid 7hard1 opy in visible lo ation at the work site.

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WHAT IS THE DURATION OF WORK PERMITS?

5 &ermits are valid for only one shift 7C or /2 hours shift1 but may be e4tended upto a total time of 2; hours if endorsed by an authorized issuer and a eptor.

5 &ermits for onstru tion type a tivities in non0operation areas an be issued for

periods up to one week.5 %ork &ermits may be e4tended up to a total time period of /2< hours during the shutdown"turnaround for a spe ifi 'ob and spe ified e+uipment or group of e+uipment su h as welding ma hines, s affolding, et .

HOW TO ENDORSE WORK PERMIT AT SHIFT CHANGE?

At $h(%t 1ha34e) the e'#+!"ee 1!'(34 !3 . t" $ha++ .! the %!++! (34)5 Review all a tive work permits in his area and endorse the ontrol room opy of

the permit.5 %ithin one hours of shift hange, visit the 'ob site and endorse the hard opy.

To issue a work permit for a 'ob in your unit and the 'ob will involve e+uipment inanother area, you must he k with the authorized representative in the other area andhave him endorse the permit.

Per'(t$ $ha++ 5e 1a31e+e. 3.er a3" !% the %!++! (34 1!3.(t(!3$)

/1 !ailure to start the work within two hours from the issuan e of the work permit, orif there is an interruption of work for more than two hours.

21 If area or unit onditions hange, e.g. gas release, li+uid hydro arbon spillage.91 If there is in ident took pla e while performing the permitted work.

Per'(t$ $ha++ 5e $ $#e3.e. 3.er the %!++! (34 1!3.(t(!3$)

/1 %henever a fire or gas release emergen y is announ ed by the sounding of the plant emergen y alarm or by other means

21 Any person is authorized to stop work, if he believes onditions under whi h the permit was issued have hanged or are about to hange.

91 Any deviation without appropriate authorization shall result in immediatesuspension of the permit.

;1 If operations do not endorse a permit at the work site within one hour.

INTERDEPARTMENTAL LINES)

!or the interdepartmental work, the permit is issued by an authorized person from thearea where the work is done, and endorsed by authorized person from the ownerdepartment, and other affe ted departments.

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HOW PLANT EMERGENCY AFFECT WORK PERMITS?All work permits plant wide shall be suspended. %orker shall pro eed to safe assemblyareas.

WHEN TO RESUME WORK?

%hen the DAll )learE is sounded. The issuer or last endorser will insure that it is safe toresume the work.

METHODS OF E6UIPMENT ISOLATION7

5 BLINDING

5 DOUBLE BLOCK AND BLEEDThe isolation of a pie e of e+uipment by losing two positive shut off valves andopening a bleed or drain valve in between.

5 SYSTEM BLINDING)To isolate several pie es of e+uipment as a single unit.

5 PHYSICAL RESTRAINT)The isolation of e+uipment by physi ally restraining its movement. )hains, bars,or ables are used on me hani al e+uipment whi h might move and in'uresomeone working on it.

5 SINGLE BLOCK VALVE ISOLATIONIs to isolate an e+uipment for old work when there is only a single blo k valve

TYPE OF SINGLE BLOCK VALVE ISOLATIONS)

)@A## D)E 7@*% RI#B1 #team traps FF. )ontrolled !lange *pening

)@A## D(E 7 *>-RAT- RI#B15 @ine CE or smaller 5 &iping pressure 9


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LOCKS FUNCTION)To prevent the e+uipment from being a identally energized while work is going on.

@ow voltage 7@ 1 ;C< volts and below

3igh voltage 73 1 above ;C< volts

-le tri al Authorization:-le tri al authorization is the responsibility of the -le tri al #e tion.

PADLOCK S)5 *peration padlo k 7$reen1 and have the $a'e key5 aintenan e padlo k 7(lue1 and have .(%%ere3t key5 -le tri al padlo k 7Red1 and have .(%%ere3t key

*peration will install the tag at the substation and out in the field.

A board is available in all substations that have all lo ks and keys

3igh voltage above ;C< volts will be isolated by an authorized ele tri al person

ELECTRICAL LOGOUT BOOK)will be available in all substations and to be filled by operation"ele tri ian afterthe installation of the lo ks and tags

LOCK OUT STEPS)5 #hut off the ele tri al power to the e+uipment. ake sure all sour es of power are swit hed off.

5 &la e the dis onne t handle in the 7off 1 or de0energized position.5 &la e multi0lo k hasp and an operations lo k on the handle.5 &la e >A $-R, >* *T *&-RAT- T3I# #%IT)3 tag.5 %ork permit a eptor shall pla e his lo k and tag on the hasp.5 %ork permit issuer and a eptor shall update the ele tri al lo k out log book.5 erify that the e+uipment will not operate by pushing the 7on1 swit h at lo al or

remote lo ations. 7This shall be done by the issuer and a eptor1.5 &la e the tag on the lo al or remote start"stop swit hes.5 %ork permit issuer and a eptor shall visit the 'ob and verify that ea h step has

been ompleted.

Any work on live ele tri al e+uipment above 2; volts, re+uires a 3azardous %ork&ermit.

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CONFINED SPACEAny area that are not normally o upied by personnel, having limited means of entry,and whi h ould be sub'e t to hazards of o4ygen defi ien y or the a umulation of to4ior flammable gases.

E0AMPLES OF CONFINED SPACE)Tanks (oilers )olumnsanholes !urna es &ipes-4 avation 7deeper than / meter1#ewers #umps

A 1!3%(3e. $#a1e !r& area ' $t a+ a"$ ha2e)a hazardous work permit, a sign in"sign out log and an authorized standby man.

Be%!re e3tr" (3t! a C!3%(3e. $#a1e8 (t ' $t 5e)5 >e ontaminated

5 Isolated5 entilated5 entilation 0 entilation must be provided entire time someone is in the

onfined spa e. 7 by natural draft or by air mover 15 $as test 0 $as test is always re+uired for entry into a onfined spa e. *4ygen

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E6UIPMENT)

E+e1tr(1a+ e9 (#'e3t)

The following re+uirement must be met:

5 oltage must be limited to /2< volts ma4imum.5 -le tri ally grounded.5 $round fault interrupter. 7$!I1

P3e 'at(1 t!!+$)5 Air driven only. *ther ompressed gases are prohibited.

FIRE WATCH AND STANDBY MAN

FIRE WATCH)

Whe3 re9 (re.)

5 3ot work in an area where flammable materials is present, or thereis the possibility of flammable materials being released.

CAN A FIRE WATCH PERFORM HIS DUTIES FOR MORE THANONE HOT WORK?

Hes, if they are lose together.

F(re at1h Re$#!3$(5(+(t(e$)5 ake a 'oint 'ob site inspe tion.5 #ign se tion ? of the work permit.5 Assure that hazardous situations do not arise.5 -stablish an effe tive ommuni ation with operations and maintenan e.5 The !ire %at h is responsible to see that all spe ial prote tion, in

se tion ; of the hazardous %&, is on the 'ob site.5 (e alert and remain on the 'ob s ene.5 %ear orange vest and has a portable air horn. %ork permit issuer will

make the de ision whether to have a radio or not.5 Assure that all re+uired fire fighting e+uipment are available and in

working ondition prior to the start of the 'ob.5 Assure that all permit onditions are maintained.

Whe3 a h!t !r& ($ 1!'#+ete.8 the %(re at1h $h! +. (3$#e1t the :!5 $(te t! 'a&e$ re);

5 there are no ignitable materials that may ignite later.5 that all used welding rods have been put in a metal ontainer.5 all spe ial e+uipment is leaned and returned.


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5 #top the 'ob when the plant alarm sounds.5 #top the 'ob and notify operation if flammable material is released in the

immediate area.5 6pon 'ob ompletion, he remains with the 'ob until lean up is omplete.

5 I3 1a$e a %(re $tarte. 5" the h!t !r&8 the %(re at1h $ha++)5 #top the work 5 #ound the portable air horn5 otify the ontrol room, and attempt to put out the fire if its safe to do so.

STANDBY MAN)

Whe3 re9 (re.)

5 3ole 7 anway1 wat h for onfined spa e entry.5 )ylinder wat h for breathing air 'ob.

It is ne essary for the standby man to have a self ontained breathing air unit at the 'obsite all the time.

CAN A STANDBY MAN BE A CYLINDER WATCH AND A MANWAY WATCH?

Ye$8 (% 1!3.(t(!3 #er'(t$7

Wh! #r!2(.e$ $ta3.5" 'a3/%(re at1h?)5 &lanning or the 'ob ontra tor.5 !or 'obs of short duration, a person from operations may be assigned

the additional responsibility of standby man"fire wat h.

5 I% $ta3.5" 'a3 3ee.$ t! +ea2e the :!5 $(te he $ha++ .! the %!++! (34) a1 Ask for a repla ement or b1 #top the work removes all personnel from onfined spa e

1 #hall pla e a sign and physi al barrier over the entran e when the last person working in a onfined spa e has e4ited the onfined spa e.

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STANDBY MAN RESPONSIBILITY)5 ake a 'oint 'ob site inspe tion.5 (e alert and remain on the 'ob s ene

5 To assure situations involving hazards to personnel or operating e+uipment do not arise.5 %ear orange vest and has a portable air horn. %ork permit issuer will

make the de ision whether to have a radio or not.5 Assure that all permit onditions are maintained.5 To keep tra k of ea h person who enters or e4its a onfined spa e by

a log that is signed by all persons when they go in and signed again when they ome out.

5 After the permit has been issued, he shall remove the onfined spa e barrier.

5 #ign se tion ? of the work permit

5 )ommuni ate to permit issuer and a eptor that the 'ob is omplete or suspended.5 #hall inform the permit issuer upon restart of any suspended entry 'ob.5 aintain visual"verbal onta t with personnel in onfined spa e at all

times.5 3as dedi ated # ott air pa k available.5 onitor ylinder pressure, line and asso iated e+uipment.5 &la e a sign and physi al barrier over the entran e of a onfined spa e

when the last person working in a onfined spa e has e4ited the onfinedspa e.

5 Whe3 the #+a3t %(re/4a$ re+ea$e a+ar' ($ hear.8 the $ta3.5" 'a3$h! +. )

5 (low the horn to alert the men to stop the 'ob5 Remove all personnel out of the onfined spa e J se ure the 'ob

site5 $o to the nearest safe assembly area.

Whe3 a 1!3%(3e. $#a1e :!5 ($ %(3($he.8 the $ta3.5" 'a3 $h! +.);0 Repla e the onfined spa e barrier 0 )lean and return spe ial e+uipment0 otify permit issuer and a eptor that the 'ob is omplete

Re$1 e !% #er$!3a+)5 )all for help - -R ATT- &T T* - T-R.

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GAS TESTING)

$as Testing is ondu ted to determine air +uality, work atmosphere suitability and the

re+uired personal prote tive e+uipment.

(efore an employee is allowed to do gas test with any test e+uipment, he must be+ualified and authorized.

GAS TESTING INSTRUMENTS

The following instruments are being used for gas testing:/0 #A 7!ive#tar Alarm120 (% $as Alert i ro90 >raeger 7will be used by the @ab only1

MSA


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O#erat(!3)

5 %hen you push the *n"*ff button, the ba klight flashes, the s reen flashes, the

alarm sounds and the alarm lights flash.5 %hen the word 7!R-#3 AIR #-T6&K1 appears, the !ive#tar Alarm is ready forits !resh Air #et up.

/0 &ress the Reset 7H-#1 button20 %hen the !resh Air #etup 7!A#1 is ompletedL the instrument enters the e4posure display page, displays gas readings, and is ready for use.90 If the #A alarm an els the !resh air #etup re+uest again, do not use the instrument and send it to the @ab.

T! 5"#a$$) press the &age 7 *1 button, or wait for five se onds.

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(% $as Alert i ro:

5 This is a portable instrument to be used for personal monitoring inside onfined

spa es.

5 At least one of the entrants shall use this instrument during entry into onfinedspa e for ontinues monitoring at all times.

Th($ (3$tr 'e3t 1a3 5e $e. t! .ete1t the %!++! (34 4a$e$)a1 32#

b1 )*1 @-@d1 *2

O#erat(!3)

5 &ress the top left 7*n"*ff1 button.5 The instrument will alibrate automati ally ea h time it is started.5 To turn the instrument off, press and hold the top left 7*n"*ff1 button for 8

se onds.

5 An alarm will be sounded if the following levels are rea hed:a1 32# /

work permit hand outs

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