developing a safety case outline

7/31/2019 Developing a Safety Case Outline

http://slidepdf.com/reader/full/developing-a-safety-case-outline 1/22

GUIde for major

Hazard facIlItIes

DEVELOPING A SAFETY

CASE OUTLINE

MArCh 2012



Western Australia

SAFEWORK

Safe Work Australia is an Australian Government statutory agency established in 2009. Safe Work

Australia consists of representatives of the Commonwealth, state and territory governments, the

Australian Council of Trade Unions, the Australian Chamber of Commerce and Industry and the

Australian Industry Group.

Safe Work Australia works with the Commonwealth, state and territory governments to improvework health and safety and workers’ compensation arrangements. Safe Work Australia is a

national policy body, not a regulator of work health and safety. The Commonwealth, states and

territories have responsibility for regulating and enforcing work health and safety laws in their

jurisdiction.

ISBN 978-0-642-33394-0 [Online PDF]

ISBN 978-0-642-33395-7 [Online RTF]

Creative Commons

Except for the logos of Safe Work Australia, SafeWork SA, WorkCover Tas, WorkSafe WA,

Workplace Health and Safety QLD, NT WorkSafe, Work Cover NSW, Comcare and WorkSafe

ACT, this copyright work is licensed under a Creative Commons Attribution-Noncommercial 3.0

Australia licence. To view a copy of this licence, visit

http://creativecommons.org/licenses/by-nc/3.0/au/

In essence, you are free to copy, communicate and adapt the work for non commercial purposes,

as long as you attribute the work to Safe Work Australia and abide by the other licence terms.

Contact information

Safe Work Australia

Phone: +61 2 6121 5317

Email: [email protected]

Website: www.safeworkaustralia.gov.au



2 Developing a saety case outlineGUIDE FOR MAJOR HAZARD FACILITIES |

1. INtrodUctIoN

a r h rr r mjr hzrd

(MH). i rj r h rr h . a w-dd

w h h MH rr r d rd h

m h rqrm chr 9 - Major hazard acilities h Wrk Hh d s

(WHs) R.

th rm, d mb, x hw h MH

rr w rr h m h rqrm. i hd rd r

r wh h rr w d, hw d wh.

th m b d b h rr r (h

r rq r rhr rm).

th dd m h m rr rqrm d w

b d b h rr rj r h rr b

drd m h rr.

th wr r h, mm d r

rm b h hzrd d rk h m d mjr d MH, d h

r h hzrd d rk. i h , h MH rr rd j

r h mr h rr h k r h r h MH. B

mjr d r, h mr h

MH.

th rm r h MH rr’ r MH . D

b h rm rqrd r rdd h Guide or Major Hazard

Facilities: Preparation o a Saety Case.

th gd rm r d mr r MH h d rm :

n d Drm

s am

s Mm sm

prr s c

s c: Dmr h adq s Mm d cr Mr

irm, tr d ir r Wrkr d ohr pr h

prd irm h cmm

emr p.

WHat do tHe reGUlatIoNs reqUIre?

th rr drmd MH m rd h rr wh

hr mh r h drm h MH. th WHs R h mr

h m b dd h .

rhr d h WHs R r adx a.

R d r adx B.



3Developing a saety case outlineGUIDE FOR MAJOR HAZARD FACILITIES |

th dm h w r rqr h MH rr :

drd wh r d m r rqrd b chr 9 h WHs

R

drd h r h

d wh rm w b rqrd rr h

d x rm h mh b d m h rqrm

rr mr r whh h x rm h

rqrm d drm wh xr rm rqrd rr h

( r mr) drm hw b h xr rm

hw w h MH m h rqrm chr 9 h WHs

R, d hw bh wh , m r r r rqrd

m d

wr h .

MH rr hd rr h Guide or Major Hazard Facilities: Preparation o a Saety

Case dr h rr hr .

r 1 h d d .

WHo prepares tHe safety case oUtlINe?

th MH rr m dd b qd d xrd rrm d h MH wh h rr h . Hwr,

h rr x h rr h wrh h d h

. th m h wh wrk h m b d h

dm h dm d drd h d md d h m

h d ( s 4.5 h gd). exr hd rm b

md wh dm, d h d b h rr

mk d, d r md r h d. th MH rr hd

dmr h h hr rr b bw

rr d kwd rm h MH d h drw rm d h MH.

2. steps IN preparING tHe safety

case oUtlINe




Figure 1: whr r h dm

Establish the Context

irm:

) ex rm – c r x dm d rm ..

rk/ rd d rrd r dm r, m

wh r d.

b) vd x hzrd , HaZop, r d, hzrd d d

mm rmmd.

id rm dd d dd wrk b d ( ).

Dd d hq b d d rr rqrd.

ebh d mk rr – j dd rk rr (..q r

q). cmr wh rr dd mr .

er mhm r r, db dm h r d h r.

Saety Assessment

Hzrd d - d mjr d, mjr d

hzrd d shd 15 hm

id x rk r.

cd rk m – q m, khd

m d rk (d wh wh xrk r ).

Rk h dd rr.

id dd r mr.

s r mr b dd.

J r /rj dd

r ( b .).

i d r md d r

r r.

e rd rk.

cmr rd rk rr.

1. imm d rk r – saRp hd.

2. id, rrm rr d d dr r (x d w) r.

3. ud rk m d m.

4. Dm m d rq d rk d d sMs

Mr / r / d h rrm

(r) rk r (sMs d d)

Rk mm saRp hd d d (sMs, ep)

2. steps IN preparING tHe safety case oUtlINe

H rk b

md r mmd

saRp?

i saRp

d?

(sMs)

Yes

Yes

No

No




a r dm rqrd r h MH. i hd r d h MH whh

. th rm m b rdd r r r rm d h

rr h ddr h drm h MH hrw

d wr b h rr.

t mk h w d rr , h w

rmmdd:

a rm h d r dm hd b

b. i rr, z hd b r h, d drm d hd

b rr d hh h r r d b rdb.

th hd b r d mr wh hd, mbr d b .

s- r dr- rm d bbr hd b xd,

rrb r r.

eh hd d h hdr r r rm d h

MH whh , rrb h m r hr m, h brb r w, d

h d mbr d b h rr ( ).

eh hd d h hdr r r rm d h

dm whh rm r, d h d, r mbr, mbr

d mbr ( h rm ‘ X y’).

th r hd h m d ddr h MH, h d

mbr d b h rr ( ), h m, d d r

h r h rr hd d h rqrr, d h d rr d r mbr h .

3. safety case oUtlINe format

aNd sUBmIssIoN




4.1 Geneal equiements – content and pupose

th m r d h m d mb h h MH

rr w w rdr rr r b h d d, d

h rr h w b d. th rj r h

rr h . th dr h rqrd bw hd b

kd mb mr g hr.

th rd r h MH rr, wrkr h MH d h

rr h h rr h dq d d d r h dm h

d w b rh h dm rrd d m mr.

th rr x h MH rr w mr hr rr h mb

d dd rr rqrd m h d d. th rr m rr

h m r wh h MH.

th rqrm r h r R 552. th w

h d rd d hw m h rqrm.

4.2 A itten plan fo te pepaation of te safety case

th d k d m, wh rr b md h m

h .

th MH rr w d :

d wh rm rqrd rr h , b rr

r 554 563, shd 16 18 h R d h gd r Mjr

Hzrd : prr s c

d x rm d dm h d b d h rr h

. th m d:

rk m

dm r r h rr r h , md

r, rm d hr r r

dm, d r rr (h mm m

rr)

m wh hzrd/-rd d md b

dm r/

r , rw d d d h mm r -

rd m

m, d r drm

r mr

rm b r d r d

d r r d m

d , rr d

r qm d r

rw x rm d dm drm hr d. a

dr m d:

h m d d whh h wr bd

4. coNteNt of tHe safety case oUtlINe





rr h hzrd d rk m hq d

h h m h rrd h dm w rrd (r xm,

b, r d rrd)

b bh - d - rk d b hh d

b rr r rk

h kwd (r xm, hh mr, w d)

m r mr drm d dm wh dd wrk

dd, h mrm r x x dm d w wrk h

w b rqrd m h .

Note: MH rr m dr bh b hh d d WHs wh

m rk (d, d r rk) dr R 34 d 35.

4.3 A desciption of te metods to be used inpepaing te safety case

th d mhd r r h h rm d h

r d --d wh h rd h rr.

Note: th mr , sMs d m r d- dm

h m b rrd rd h m m h . MH rr

w d w r h hr rr d h dm, r rhd hm h r rr d m r rr h

.

th hd h mjr k d dd h r mr

r (b), d hw h rdr d mb r h k d d h

k bw hm. th mhd d m h hd b d

d h rd k d hd b d d brf drbd. Whr x

dm r b d, h hd b d wh h r

kw rqr md.

tm m b dd h r r d r r x dm

d d br rd h x . r xm, x rk m

m h b md - rk , r - rk , rqrd b m hr

. i h xm, d/r h rk m m – h d/r m h r h hzrd d. th m

ddr mjr d h d r d mjr d hzrd, d bh

- d - rk d b h .

tm m b dd r w d h d b dd r d/

r x dm. r h xm d h rrh b, x

r mr m b d h h r. a dq rw

h dr - rk d hw h d r dd r mr, h

hdw m wh hhr rb. a w HaZop d b s

ir l (sil) h m mh h bm r.

tm d rr hd b wd r hr d rr

h , h wr, r rw, r r d q r.

th d rr r rr h dr d h

, h dmr b rk d j h

mhd d r, w h mr rm (r xm, rm

b h ).




Br rr d m r b wh r r drd. a fw

hr mr h xm r 1 m b rr.

th rr r h h mb drbd h d

h br r dr h rr h . th MH rr hd r

h h d dr h q r -m m h

d hd h rr h.

th hd d d h k d d h rqrd m,

d wh rb r hr m. irm b xr b

dd hr r r-rrd rm rrrd bw.

th hd drb h m b d r h h kd d w b md h rqrd drd d m.

4.4 Details of te esouces to be applied in pepaingte safety case

th MH rr hd h dmr h dq rr w b

md b rr h . i hd d h mbr r d

d hr r kwd d xr, h r h rm d

rm b wr d r rk .

th dr h rr m d h bw d hr r

rm. th rr r h h rr drbd h

d h br r dr h rr h . th rr hd

h rr drr rm h bmd d r

h h q h md b .

tHe persoNs to Be INvolved aNd tHeIr relevaNt kNoWledGe aNd experIeNce

th hd drb wh w b rmr rb r, r h k m ,

h k d , d hr m. i hd drb h kwd

d k h br h d k. nm d/r dr m b

d, wh br r k, kwd d xr.

soUrces of tecHNIcal INformatIoN

th m d:

r

d rr (h r d, mm m d, rk

mm d d m d)

hzrd d d rk m

rr

d r md

d , d m

d (h r , x , r r rb

d)

mr r md

rq d





x d

rr d r d d d d r m h

r hr

r brh rr

- d - q md rr

rm bhd b rr r dr r

r rrh, d bhd r.

th hd d d h rm dd b d. Whr

h rm rd x, d h , dm wr, d, d,r mbr r wb ddr. th d hd b b h rr

rd d h dm d b .

softWare detaIls

D wr d md d x d d h wr

b d r rd q md r rk d hd b

dd. th wr hd b jd.

4.5 A desciption of consultation

th dr h wh wrkr h rrd h

rr h d w r h rr h .

s 47 49 h WHs a rqr wh wrkr r

rm, d wh rr h . th drb m

mr hrr , d hr rm wh wrkr d

rd r r hm xr hr w d r h w b k

.

r rhr rm , rr h cd pr: Wrk Hh d

s c, cr d crd.

MH rr m drb h hw h wh r h

mm h m b d b mjr d.

4.6 Ote inclusions (regulation 552 (e) & (f))

th w m b dd:

dr h mr rrd r b rrd dr R 557

mmr rrm h r b md r h r h

mjr hzrd .





u h hk r h h ddrd h rqrm

Requirement

1 a wr r h rr h , d k

d m, wh rr b md h m

h . t m r h gd r Mjr

Hzrd : prr s c.

2 a dr h mhd b d rr h

, d mhd r r h r rm

h .

3 D h rr h w b d h rr

h , d, b md :

h mbr r b d d hr r

kwd d xr d r h

rm

h wr b d r rk ( ), hr

wh rm r h rr h

wr r h dd .

4 a dr h wh wrkr h:

rrd h rr h

w r h rr h .

5 a dr h mr rrd r b rrd.

6 a mmr rrm h r b md r

h r h mjr hzrd .

7 a r h m d ddr h MH, h m,

d d r h r h MH tm hd

d h rqr r, d

h d rr h .

5. cHecklIst




Regulation Requirement

551 Saety case outline must be provided

th rr drmd mjr hzrd m rd h rr wh

r h mjr hzrd wh hr mh r h

drmd b mjr hzrd .

552 Content

a rdd dr R 551 m d h w:

wr r h rr h , d k d

m, wh rr b md h m h

dr h mhd b d rr h , d

mhd r r h h rm d h

r d --d wh h rdd h rr

d h rr h w b d h rr h

, d h mbr r d, hr r kwd d

xr, d r h rm

dr h wh wrkr h:

rrd h rr h ; d

w r h rr h ;

dr h mr rrd r b rrd dr r 557 mmr rrm h r b md r h r

h mjr hzrd .

574 Alteration

i h rr d h rdd b h rr

drmd mjr hzrd w d h dm

h m wh r 561, h rr m rqr h rr

r h .

i h rr r rqr rr r , h

rr m rd wr h rr:

rm h rr h rd rqrm d h r r

d h rr h h rr m mk bm h

rr r h rd rqrm

h d (b h 28 d) b whh h bm

m b md.

th rr m:

h rr h md bm r h rd rqrm

r —dr h bm

whhr r h rr h md bm—dd whhr r

rqr h rr r h

wh 14 d r dd, h rr wr h d,

d d h r rqrd d h r/ wh rqrd.

th rr m r h rqrd.

appeNdIx a — WHs reGUlatIoNs




Regulation Requirement

574 th rr m h rr h h b

rd:

dr h r

b h rr h rr’ .

th rd bm h r h mjr

hzrd .

appeNdIx a — WHs reGUlatIoNs




Class h h m m h aDg cd.

Control measure, r rk hh d , m mr m r mm h rk.

Determined major hazard acility m h h b drmd dr r 541 r 542 b

mjr hzrd .

Facility m wrk whh shd 15 hm r r r k b r.

Failure o a control measure m:

h rk r mr r : h -rr r h d rr h

r h rk r m r , r r rdr: h brh h

m.

HIPAPs r h Hzrd idr p adr pr bhd b h nsW Drm p &

irrr. s adx c h d r Hipap.

Incident drd , d mjr d d r m. th r d h rm

‘r m’ b rr h b rr ‘ rr mjr d’. s R

558(2)() d 561(4)(b), whh r h sMs d h .

Major hazard acility (MHF) m :

whh shd 15 hm r r r k b r q h xd hr hrhd

q

h drmd b h rr dr pr 9.2 b mjr hzrd .

Major hazard acility licence m rd mjr hzrd dr pr 9.7 h R.

Major incident mjr hzrd rr h:

r rm rd h mjr hzrd , r , shd 15

hm

x r r rk hh r m rm mmd r mm xr

h rr.

a occurrence d h w

, r k

m, x r r.

Major incident hzrd m hzrd h d , r rb , mjr d.

MIHAPs r h Mjr idr Hzrd p adr pr bhd b h nsW Drm p

& irrr. s adx c h d r MiHap.

Modifcation

a rr md mjr hzrd rr h r rd h h

mjr hzrd h h r wd h h :

r mjr d hzrd h h r b dd

r h khd mjr d rr

r mjr d h m r, r:

md

appeNdIx B — defINItIoNs




h r hh d q.

a change or proposed change mjr hzrd m h r rd

h kd, d:

h , rr, r, hm r hr b d r,

d h rd w , w rr, w r r w

hm

h h q shd 15 hm r r k b r h

mjr hzrd

h h r, r h r h r, h mjr hzrd

h h wrkr’ r

h h mjr hzrd ’ mm m

r h h mjr hzrd , d h r

mm.

Near miss d h, b r m , r m, d h

d mjr d.

Operator

r , m h r d h b r drk

r h , wh h:

mm r r h h wr dr h h wh b h dw

r rd , m:

h rr rd h x wrk

h r wh b h rr rd h b dd r

rd.

Pipe work m r mb , , d r d

hzrd hm.

Present or likely to be present rr h q hzrd hm h

wd m h mxmm h , d:

h mxmm r d r m h h hzrd hm

h mxmm r k d d r h hzrd hm

h mxmm hr r r h h d h

hzrd hm

h mxmm wrk d r r h hzrd

hm

h mxmm q hzrd hm h wd, h r,

h rm wrk h d h rm b d h

h mxmm q hzrd hm dd r , r dd rm,

h, rr, r k d h h r rm m m r h h r h ’ r.

Note: Schedule 15 chemicals present or likely to be present in the tailings dam o a





mine are not to be considered in determining whether a mine is a acility or a major

hazard acility

Proposed acility m:

x wrk h bm d h rd shd 15

hm

h b dd r rd.

Proposed major hazard acility m:

x r hr wrk h bm mjr hzrd d

h rd shd 15 hm r h dd rhr shd 15hm

mjr hzrd h b dd r rd.

Risk assessment dr wh d h m xd hzrd

d h khd h.

Risk control m k m hh d rk r rb

rb, d h b, mm h rk r rb rb.

Risk management h d m h r :

d mjr d d mjr d hzrd

m, d:

rk (khd d q)

rk rk rr

rk r (rk rm)

rw d r h:

m

mr

mm m

Saety assessment h r b whh h rr mjr hzrd

m d mrh d rk hh

d d wh mjr d h d r h r h r

h mjr hzrd .

th m bd wrk h drw dmr

dq h .

Saety case wr r h h, mm d r

rm r h hzrd d rk h m d mjr d mjr

hzrd d hr r, d whh rd j r h mr k

r h r h .

Saety management system h R (558 d 568) d shd 17

m h mrh rd m r m rk r

r h b rr mjr d mjr hzrd d d

b h rr h rmr m r r h MH.

Schedule 15 chemical m hzrd hm h:

d shd 15, b 15.1 h WHs R





b , r r hzrd hm d shd 15, b 15.2 h

R.

SIL m s ir l.

Threshold quantity, r shd 15 hm, m:

h hrhd q hzrd hm drmd dr 3 shd 15

h r hrhd q 2 r mr hzrd hm drmd dr 4 shd 15.





th xh rr b m dd rm rrd r

MH. n h m h rr h b wr r dr rr rm, b h

m mr h rqrm dr h WHs R.

A guide to the control of major incident hazards regulations 1999

uK Hh d s ex isBn 0 7176 1604 5 www.h..k/mh/

A qualitative model to evaluate the risk potential of major hazardous industrial plants

srz a. d Krhr c. 1998

euR 18128 en

Guidance for major hazard facilities: J-safety report

Qd Drm J d ar gr nmbr 2008

Guidance note: safety report content and level of detail

n ohr prm s ahr (nopsa) R 1, J 2009

Guidance on the preparation of a safety report (Seveso II)

J Rrh cr er cmm isBn 92 828 1451 3

h://mhbr.jr./gdD-sRr.hm

Guidelines for integrated risk assessment and management in large industrial areas

ir am er a, v 1998

iaea-tecDoc-994 www..r/dx.hm

Guidelines for quantitative risk assessment ‘Purple Book’

tno, th H r ed, 1999

cpR 18e

Guidelines on a major incident prevention policy and safety management system, as required by council directive

96/82/EC (Seveso II)

er cmm, i 1998

euR 18123

h://mhbr.jr./gdD-sMmsm.hm

Hazardous industry planning advisory papers (HIPAPs)

No.1 – Emergency Planning (HIPAP 1)

No.2 – Fire Saety Study Guidelines (HIPAP 2)

No.3 – Risk Assessment (HIPAP 3)

No.4 – Risk Criteria or Land Use Saety Planning (HIPAP 4)

No.5 – Hazard Audit Guidelines (HIPAP 5)

No.6 – Hazard Analysis (HIPAP 6)

appeNdIx c — fUrtHer INformatIoN




No.7 – Construction Saety (HIPAP 7)

No.8 – HAZOP Guidelines (HIPAP 8)

No.9 – Saety Management (HIPAP 9)

nsW Drm p & irrr www..w..

Major hazard control: A practical manual

ir lbr or, g 1993

thrd mr (wh rr) isBn: 92-2-106432-8

Major industrial hazards advisory papers (MIHAPs) (Drats)

th dm rd r h rm b d rf rqrm h WHs

R.

No. 1 – Saety Assurance

No. 3 – Hazard Identifcation, Risk Assessment and Risk Control

No. 6 – Training and Education

No. 9 – Incident Reporting and Investigation

nsW Drm p & irrr www..w.. r www.wrkr.w..

Manual or the classifcation and prioritisation o risks due to major incidents in process and related industries

ir-a prrmm h am d Mm Hh d erm Rk rm er d

ohr cmx idr sm

ir am er a, v Dmbr 1993 d Dmbr 1996 (R. 1)

iaea-tecDoc-727 d iaea-tecDoc-727 (R. 1)

Multi-level risk assessment

nsW Drm p & irrr 2011 www..w..

Preliminary environmental risk ranking

Hh R.B., prr J., W H.H. 1996

ansto s d Rb, Rk er smr Mr cr r c d erm er,

ur nsW

Preparing saety reports: Control o major incident hazards regulations 1999

uK Hh d s ex Hsg190

isBn 9780717616879

AS HB 167:2006 Security risk management

sdrd ar

AS/NZS ISO 31000:2009 Risk management – Principles and guidelines

sdrd ar

appeNdIx c — example – Work permIt system traINING



PrOVIDING MAjOr hAzArD

FACILITY OPErATOrS wITh

INFOrMATION TO DEVELOP A

SAFETY CASE OUTLINE FOr

A MAjOr hAzArD FACILITY.

developing a safety case outline

Documents