2 Psm Hazard Assessment2

8/9/2019 2 Psm Hazard Assessment2

http://slidepdf.com/reader/full/2-psm-hazard-assessment2 1/31

Process Safety Managementof Highly Hazardous &Explosive Chemicals

Hazard Assessment & Equipment in theHazard Assessment & Equipment in the

ProcessProcess



Hazards of the Process

1910.119(d)(1)1910.119(d)(1)





The Requirements of the Standard

- Hazard DeterminationHo to Cacuate $rom +aons to %s,Ho to Cacuate $rom +aons to %s,

-utip" the aons o$ 'iquid-utip" the aons o$ 'iquid /. (Ho much a % o$ ater eihs) /. (Ho much a % o$ ater eihs)

peci$ic +ra2it" o$ 'iquid 3 %s o$ 'iquidpeci$ic +ra2it" o$ 'iquid 3 %s o$ 'iquid

Eampe: 4t o$ 105000 aons o$ asoineEampe: 4t o$ 105000 aons o$ asoine

105000 /. 0.69 3 715889 %s105000 /. 0.69 3 715889 %s



The Requirements of the

Standard - Hazard DeterminationCompare the %s o$ 'iquid or +as to theCompare the %s o$ 'iquid or +as to the

hreshod #uantit" in Appendi A o$ thehreshod #uantit" in Appendi A o$ thetandardtandard

Eampe: Anh"drous AmmoniaEampe: Anh"drous Ammonia

# 3 105000 %s# 3 105000 %s

$ !ou Eceed the hreshod #uantit"5 !ou Ha2e$ !ou Eceed the hreshod #uantit"5 !ou Ha2ea Co2ered Process; & Are <equired toa Co2ered Process; & Are <equired toComp"Comp"



Toxicity Information

1910.119(d)(1)(i)1910.119(d)(1)(i)




- Develop Toxicity Information=%tain oicit"=%tain oicit"

n$ormation on then$ormation on theChemica(s) in theChemica(s) in theProcessProcess

-D are "pica-D are "pica<esource<esource

!ou -a" >eed!ou -a" >eed

=ther <e$erences5=ther <e$erences5>=H Poc?et>=H Poc?et+uide5 AC+H '@*s+uide5 AC+H '@*s





oicit"oicit" Permissi%ePermissi%e

Eposure 'imitsEposure 'imits Ph"sica DataPh"sica Data

<eacti2it" Data<eacti2it" DataCorrosi2it" DataCorrosi2it" Data

herma andherma andChemicaChemicata%iit" Datata%iit" Data


- Develop Toxicity Information





Technology of the Process

1910.119(d)()1910.119(d)()




- Process Technology Boc? $o diaramBoc? $o diaram

or process $oor process $odiaramdiaram

Process chemistr"Process chemistr"-aimum intended-aimum intended

in2entor"in2entor"pper and oerpper and oer

imitsimitsConsequences o$Consequences o$

de2iationsde2iations





The Requirements of the

Standard - Process quipment -aterias o$ construction-aterias o$ construction Pipin and instrumentPipin and instrument

diarams (P&D*s)diarams (P&D*s)

Eectrica cassi$icationEectrica cassi$ication <eie$ s"stem desin<eie$ s"stem desin @entiation s"stem@entiation s"stem

desindesin Desin codesDesin codes -ateria and ener"-ateria and ener"

%aances%aances a$et" s"stemsa$et" s"stems



Boc? Diaram



P&D



quipment in the Process

1910.119(d)()1910.119(d)()




- Process quipment >o:>o: denti$" Each Piece o$denti$" Each Piece o$

Equipment in theEquipment in the

Co2ered Process %"Co2ered Process %"P&D5 Boc? DiaramP&D5 Boc? Diaramand >um%er hemand >um%er hem

<emem%er -ust<emem%er -ust

oo ormoo orm -ust %e A%e to rac?-ust %e A%e to rac?

Each >um%er hrouhEach >um%er hrouhthe Entire Proramthe Entire Proram

B ? Di



Boc? Diaram

P&D



P&D

P E i t



Process Equipment

>um%erin



!echanical Integrity

1910.119(F)1910.119(F)



-echanica nterit"-echanica nterit"Certi$icatesCerti$icates

-ust %e =%tained $or-ust %e =%tained $orEach Eement o$ theEach Eement o$ theProcessProcess

-ust %e -ar?ed ith-ust %e -ar?ed ith>um%erin "stem>um%erin "stem

that oos ormthat oos orm


- Process quipment



-echanica nterit"-echanica nterit"Certi$icates Can Be:Certi$icates Can Be: A-E Certi$icates A-E Certi$icates

$or @esses$or @esses peci$ication heetspeci$ication heets


- Process quipment





nspectionestinnspectionestin-aintenance-aintenance "stem -ust %e"stem -ust %e

De2eoped toDe2eoped toPer$orm hesePer$orm heseunctions %" Partunctions %" Partand Critica "stemand Critica "stem

-ust oo-ust oo

-anu$acturer*s-anu$acturer*s<ecommendations<ecommendations

-ust %e A%e to-ust %e A%e torac? Equipmentrac? Equipmentnspectednspected


- Process quipment



#uality $ssurance

1910.119(F)(7)1910.119(F)(7)



#uality $ssurance

Construction & Equipment must %e suita%e $orConstruction & Equipment must %e suita%e $orthe process appication $or hich the" i %ethe process appication $or hich the" i %eused.used.

Appropriate chec?s and inspections to assure Appropriate chec?s and inspections to assurethat equipment is instaed proper" andthat equipment is instaed proper" andconsistent ith desin speci$ications and theconsistent ith desin speci$ications and themanu$acturerIs instructions.manu$acturerIs instructions.

-aintenance materias5 spare parts and-aintenance materias5 spare parts andequipment are suita%e $or the processequipment are suita%e $or the processappication $or hich the" i %e usedappication $or hich the" i %e used





Hazard $ssessment " quipment

in the Process% SummaryHazard

Assessment

($ o2er #5 -ust

Proceed)

De2eop oicit"

n$ormation on

Chemica in

Co2ered Process

De2eop in$ormation

on echnoo" o$ the

Process

De2eop

in$ormation the

Equipment in the

Process

Boc? Diaram P&D

=%tain -echanica

nterit"

Certi$icates

De2eop

nspectionestin

-aitenance

Procedures

<emem%er: -ust %e A%e to

rac? Equipment hrouhout

the Entire Proram



&hat's (ext)

n the >et ession5n the >et ession5e i Co2er thee i Co2er theCritica <equirementsCritica <equirements$or Process Hazard$or Process Hazard

Ana"sis (PHA*s) Ana"sis (PHA*s)

Documents

2 Psm Hazard Assessment2