task exposure analysis
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TASK EXPOSURE ANALYSIS
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What is Task ExposureAnalysis?
Task Exposure Analysis
- is a procedure which helps integrateaccepted safety and health principlesand practices into a particular task or
job operation.
- it is also known asJob SafetyAnalysisorJob HazardousAnalysis.
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What is the purpose of TEA?
The purpose of TEA is to identify workplacehaards with a !Likelihood" of possible orgreater.
Likelihoodis expressed as the nu#ber ofoccurrences of an e$ent in a gi$en ti#e.
Workplace Hazard is de%ned as !anythingthat has the potential to injure or har#".
Hazardis any factor that can causeda#age to personnel& property orthe en$iron#ent.
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Workplace 'aard Types
1. Hazard to Safety - anythingassessed as !possible"& or greater&to cause an i##ediate injury.
2. Hazard to Health- anythingassessed as !possible"& or greater&to cause har# by exposure o$erti#e.
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Workplace 'aard groups
1. Physical !"ect Hazard ( touch orinhale it.
2. Hazardous Work Type ( re)uires aper#it& )uali%cation etc.
#. $uty of %are &reaches(legislati$e or co#pany
contra$entions.
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What "o!s are appropriate for aTEA'
A TEA can be conducted on #any jobs ina workplace. *riority should go to thefollowing types of job+
,obs with the highest injury or illnessrates
,obs with the potential to cause se$ere or
disabling injuries or illness& e$en if thereis no history of pre$ious accidents
,obs in which one si#ple hu#an errorcould lead to a se$ere accident or injury
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,obs that are new to your operationor ha$e undergone changes inprocesses and procedures and
,obs co#plex enough to re)uirewritten instructions.
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What are the four !asic steps inconductin( TEA'
stSelecting Job
/actors to be considered in setting apriority for analysis of jobs include+
a. Accident fre)uency and se*erity
!.Potential for se*ere in"uries orillnesses
c. +e,ly esta!lished "o!s
d.-odied "o!s
e. /nfre)uently perfor0ed "o!s
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Exa0ple+The job of changing a 1at tire.
Se)uence of E*entsPotential Accidents orHazards
Pre*enti*e -easures
*ark $ehicle
2e#o$e spare and tool kit
*ry o3 hub cap and loosenlug bolts 4nuts5
And so on.....
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6rdHow do I identify potentialhazards!"
7nce the basic steps ha$e been recorded&
potential haards #ust be identi%ed at eachstep. 8ased on obser$ations of the job&knowledge of accident and injury causes&and personal experience& list the things that
could go wrong at each step. The job analyst#ay use )uestions such as these 4This is nota co#plete list5+
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9an any body part get caught in or between objects?
:o tools& #achines& or e)uip#ent present any haards?
9an the worker #ake har#ful contact with #o$ing objects? 9an the worker slip& trip& or fall?
9an the worker su3er strain fro# lifting& pushing& orpulling?
;s the worker exposed to extre#e heat or cold?
;s excessi$e noise or $ibration a proble#?
;s there a danger fro# falling objects?
;s lighting a proble#?
9an weather conditions a3ect safety?
;s har#ful radiation a possibility? 9an contact be #ade with hot& toxic& or caustic
substances?
Are there dusts& fu#es& #ists& or $apours in the air?
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Exa0pleThe job of changing a 1at tire.
Se)uence of E*entsPotential Accidents orHazards
Pre*enti*e -easures
*ark $ehicle a5
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@thHow do I deter#ine pre$enti$e#easures!"
The %nal stage in a ,>A is to deter#ine
ways to eli#inate or control the haardsidenti%ed. The generally accepted #easures&in order of preference& are+
a. Eli0inate the hazard
!.%ontain the hazard
c. e*ise ,ork procedures
d.educe the exposure
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Exa0pleThe job of changing a 1at tire.
Se)uence of E*ents Potential Accidents orHazards Pre*enti*e -easures
*ark $ehicle a5
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Ho, should / 0ake the infor0ationa*aila!le to e*eryone else'
7nce the analysis is co#pleted& theresults #ust be co##unicated to allworkers who are& or will be& perfor#ing
that job. The side-by-side for#at usedin ,>A worksheets is not an ideal onefor instructional purposes. 8etter
results can be achie$ed by using anarrative-style co##unication for#at.
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1. Park *ehicle.
a5 :ri$e $ehicle o3 the road to an area well clear of tra=c& e$en if it re)uiresrolling on a 1at tire. Turn on the e#ergency 1ashers to alert passing dri$ers sothat they will not hit you.
b5 9hoose a %r# and le$el area for parking. Cou can jack up the $ehicle topre$ent rolling.
c5 Apply the parking brake& lea$e the trans#ission in *A2& place blocks infront and back of the wheel diagonally opposite the 1at. These actions will alsohelp pre$ent the $ehicle fro# rolling.
2. e0o*e spare and tool kit.
a5 To a$oid back strain& turn the spare up into an upright position in its well.>tand as close to the trunk as possible and slide the spare close to your body.ift out and roll to 1at tire.
#. Pry o3 hu! cap4 loosen lu( !olts 5nuts6.
a5 *ry o3 hub cap slowly with steady pressure to pre$ent it fro# popping o3and striking you.
b5 Bsing the proper lug wrench& apply steady pressure slowly to loosen the lugbolts 4nuts5 so that the wrench will not slip& get lost or and hurt your knuckles.
7. And so on.
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,ob >afety Analysis Worksheet
,ob+
Analysis 8y+ 2e$iewed 8y+ Appro$ed 8y+
:ate+ :ate+ :ate+
>e)uence of >teps *otential Accidents or 'aards *re$entati$e Deasures
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Ad*anta(es ofconductin( TEA
. /ewer injuries
0. Dore e3ecti$e work #ethods
6. 2educed workers co#pensationcosts
@. ;ncreased producti$ity
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What do / need to kno, !eforestartin( a TEA'
When conducting your own job safetyanalysis& be sure to consult the7ccupational >afety and 'ealth
Ad#inistration standards for yourindustry. 9o#pliance with these standardsis #andatory& and by incorporating theirre)uire#ents in your job haard analysis&you can be sure that your health andsafety progra# #eets federal standards.
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;f your e#ployees are in$ol$ed in#any di3erent or co#plex processes&you need professional help conducting
your job haard analyses.
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2eferences+
4n.d.5. 2etrie$ed :ece#ber F& 0GH& fro#https+IIen.wikipedia.orgIwikiI,obJsafetyJanalysis
4n.d.5. 2etrie$ed :ece#ber F& 0GH& fro#http+IIwww.f#ins.co#IpdfIsafetyJ>E2I,ob>afetyAnalysis.pdf
,ob 'aard Analysis. 4n.d.5. 2etrie$ed :ece#ber F& 0GH& fro#https+IIwww.osha.go$I*ublicationsIosha6GK.ht#l
,ob >afety Analysis. 4n.d.5. 2etrie$ed :ece#ber F& 0GH& fro#http+IIwww.alliedbarton.co#I>ecurity-2esource-9enterI>ecurity-Awareness-TipsIecurity-Awareness-
TipIArticle;dIKH0I,ob->afety-Analysis
7>' Answers /act >heets. 4n.d.5. 2etrie$ed :ece#ber F& 0GH&fro# http+IIwww.ccohs.caIoshanswersIhsprogra#sIjob-ha.ht#l
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Presented !y 9roup 2
Topic+ Task Exposure Analysis
De#bers+
Pa(aduan4 An(eloosales4 $aren
:a0ora4 ;ehan
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