geographe installation campaign ep summary - s4100af706613 … · ay phase 3 p ent (hse) p ent to...
TRANSCRIPT
Process OwneOrigin Energy When printed
January
er: ABU SA Productio Resources Limited: , this is no longer a c
GeoE
2013
Geog
on Manager ABN 66 007 845 338 controlled document
graphEnviro
raphe Inst
t.
Otwahe Insonmen
S4100
allation Ca
Rev No: 0
ay Phastallatnt Pla
0AF70
ampaign -
0
ase 3 tion C
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06613
Environme
Issue Date: 15/01
Campmmar
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ent Plan SuS4100AF
1/2013
paign ry
ummary F706613
Page 1 of 35
Process OwneOrigin Energy When printed
Table
1.
2.
3
4
5
6
7
Attachm
er: ABU SA Productio Resources Limited: , this is no longer a c
of Conte
Introductio
Geographe
2.1 B2.2 L2.3 T2.4 S2.5 H2.6 T2.7 G
Description
3.1 P3.2 B
Environme
Environme
Environme
6.1 E6.2 C6.3 St
Environme
ment 1 – Geog
Geog
on Manager ABN 66 007 845 338 controlled document
ents
on ............
e Installation
Background ..ocation .....
The Normandupport and S
Helicopters aThylacine A WGeographe In
n of Receivin
hysical EnvirBiological Env
ntal Impact
nt Managem
nt Plan Cons
mployee ConConsultation takeholder C
nt Plan Liais
graphe Facili
raphe Inst
t.
...............
Campaign A
...............
...............d Clough .....Supply Vessend Aircraft .
Wellhead Plastallation Ca
ng Environme
ronment .....vironment ...
Assessment .
ent ...........
sultation .....
nsultation ...with the RegConsultation
ons ...........
ities Safety E
allation Ca
Rev No: 0
...............
Activity Desc
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ent ...........
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Exclusion Zo
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Environme
Issue Date: 15/01
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ent Plan SuS4100AF
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ummary F706613
Page 2 of 35
......... 3
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......... 5
......... 7
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......... 8
........ 10
........ 14
........ 14
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........ 17
........ 29
........ 31
........ 31
........ 31
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........ 34
Process OwneOrigin Energy When printed
1.
Origin EnThe projCommer
An Envir[S4200AFEnvironmsummari11(8) of
Origin hathem to
The OtwEnvironmcommitmand Stanperformimplemeand repoand as fa
er: ABU SA Productio Resources Limited: , this is no longer a c
Introdu
nergy Resourject consistsrcial product
ronment PlanF704929]. Thmental Manaises the cont the Offshore
as assessed t be minor wi
way Phase 3 pment (HSE) Pment to envindards. Thesance that menting those orting to ensar as reasona
Geog
on Manager ABN 66 007 845 338 controlled document
ction
rces Ltd (Ori of connecti
tion of gas is
n (EP) is in phe EP was acagement Authtent of the Ge Petroleum
the environmith only low
project is bePolicy and Stironmental pse provide thust be attain policies andsure that anyably practica
raphe Inst
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igin) is the jong the Geog planned to
lace for the ccepted by thority (NOPSGeographe In and Greenh
mental impac risks identif
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protection anhe foundationned by the cd standards sy adverse effable, elimina
allation Ca
Rev No: 0
oint owner araphe gas wstart in mid
Otway Phashe National SEMA) on 10t
nstallation Cahouse Gas Sto
cts and risks ied.
ented under d the HSE Mand biodiversin of its manaompany and
supported byfects from coated or mini
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and operatorells to the e 2013.
e 3 GeograpOffshore Peth January 20ampaign EP orage (Enviro
of the insta
Origin Energnagement Syity conservatagement pra its contract
y ongoing comompany activmised.
Environme
Issue Date: 15/01
r of the Otwaxisting Otwa
he Installatitroleum Safe
013. This EP Sin accordanconment) Reg
allation activ
gy Health, Saystem (HSEMtion is expreactices and ttors. The HSEmpliance movities are ide
ent Plan SuS4100AF
1/2013
ay Phase 3 Pay gas pipelin
on Campaignety and Summary doce with Regugulations 200
vities and be
afety and MS). Origin Enessed in its Hhe operationEMS is centraonitoring, auentified, ass
ummary F706613
Page 3 of 35
roject. ne.
n
ocument ulation 09.
lieves
nergy’s SE Policy ns al to diting
sessed
Process OwneOrigin Energy When printed
2.
2.1 Origin EnLtd and field is lCampbe
The GeoPipeline OGP via The GeoThis actiSummarypiping an
Origin hato under
Commiss
The NormPetroleuenergy dthe econbetweenenvironmand 2008
The devewhere thapproximplace to
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Geograp
Backgrounergy Resour Benaris Inteocated in Licll, Victoria.
ographe field (OGPP) for the existing
ographe fieldivity was covy document nd equipmen
as contractertake the ins
• Init
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elopment ofhere is a majmately 40% o meet this d
phe and ThylaAustralia’s nes that these
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on Manager ABN 66 007 845 338 controlled document
phe Insta
und rces Ltd togernational Ptycence Block
d is proposedproduction t
g Thylacine ‘Ad consists of vered by a se covers the int to connec
ed SapuraClostallation cam
tial preparat
stallation of
mbilical instae TAWHP
exible Flowli
ying Lead ins
e-in Spool ins
e protection
ecommission
condary stab
e stabilisatio
Built Survey
e clean-up o
wing) of the G
h (NC) will beon and produ
d internation of Australiand 2008-09” (buted an esti0).
f the Otway Bjor deficit. Dover the nextemand and p
acine are signatural gas ree fields conta
raphe Inst
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allation C
ether with ity Ltd propos VIC/P43 in 8
d to be develto the OtwayA’ Wellhead two subsea weparate Envinstallation w
ct the Geogra
ugh to supplmpaign. The
tions
subsea struc
allation inclu
ne installatio
stallation and
stallation an
n frame insta
ning and test
bilisation as r
on
y
of any debris
Geographe t
e supported uction contr
nal exports. C’s marine in(AIMS, 2010)imated $44 b
Basin is also Demand for gt 15 years (Aprovide secu
gnificant fielesources at aain sufficien
allation Ca
Rev No: 0
Campaign
ts Joint Ventse to comme85 m of wate
loped by tyiny Gas Plant ( platform (Twells, whichronment Pla
workscope, waphe trees in
ly the Normae installation
ctures (a valv
uding pull-in
on and tie-in
d tie-in
nd tie-in
allation
ting
required
s or items lef
trees is not c
in the field ributes to theCurrently, “odustry and c. Economic abillion (AUD)
important togas in southeABARE 2005).urity of supp
lds within tha time whent gas to prov
ampaign -
0
n Activity
ture partnersrcially develer, approxim
ng the field iOGP), and c
TAWHP). h are currentan (EP) [OEUwhich consistnto the Otwa
and Clough, a campaign a
ve skid and t
through the
n
ft at the Site
covered by th
by a Hyperbe Australian offshore oil continues to activity asso) to the Aust
o the energyern Australia. Major infraly at compet
e Otway Basn production vide for more
Environme
Issue Date: 15/01
y Descrip
s Toyota Tsulop the Geog
mately 55 km
into the Otwcontrolling th
tly being drilP-V9000-PLNts of the instay pipeline.
an Offshore ctivities can
two heat exc
e TAWHP J-t
e
his EP.
baric Recove economy by and gas mak grow, increa
ociated with ralian econo
y supply of tha is predictedastructure wititive prices.
sin that have is about to de than 10 % o
ent Plan SuS4100AF
1/2013
ption
usho (Australgraphe field. offshore Po
way Gas Prodhe field from
lled and comN-ENV-003]. tallation of t
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changers)
tube and han
ry Vessel (HRy meeting dokes up over 5asing in valu the marine omy between
he State of Vd to grow byill need to b.
e added to sodecline. Origof current an
ummary F706613
Page 4 of 35
asia) Pty . The ort
uction m the
mpleted. This EP tie-in
Vessel, ised as:-
ng off on
RV). omestic 50% of ue by 12%
n 2007
Victoria, y e in
outh-gin nnual
Process OwneOrigin Energy When printed
demand longer.
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2.2 The Geothe ThylCampbe
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in south-eas
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Locationographe gas flacine platfoll.
evant permit 1.
Installation campaign are
eographe trees Vic/L23)
hylacine A WellHead PlatforTAWHP)
ty map of thed in Figure 2
eum safety zrised vesselstic of the excded as Attach
Geog
on Manager ABN 66 007 845 338 controlled document
stern Austral
arge amountdbroke Grovustralia, theition to thos
field lies undorm. The Geo
or licence a
Table
ea
King Is(km
99
rm 92
e proposed i-1 and Figure
zone is in plas from enterclusion zone hment 1.
raphe Inst
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lia for at lea
ts of the prove power state company we that it cur
der 85 m of wographe well
areas along w
2.1 Geograp
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9 57
2 72
nstallation ce 2-2.
ace for the Ging the area including th
allation Ca
Rev No: 0
ast 10 years a
oduced gas btions. Becau
will seek to acrrently holds
water and wls are locate
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phe Installat
pproximate dis
pe ay
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(km
7 55
2 70
campaign are
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he coordinate
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and have the
e supplied tose the Otwacquire new p.
ill be controed approxima
es to key ma
tion Campai
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5
0
ea and a sche
wells and sube consent in wes of the Ge
Environme
Issue Date: 15/01
e potential t
o the Otway ay Basin reprpermit areas
olled by the Oately 55km s
ainland locat
gn Area Loc
kilometres)
rrnambool (km)
90
100
ematic of pl
bsea facilitiewriting from
eographe wel
ent Plan SuS4100AF
1/2013
o operate fo
Gas plant, aesents the fus for explora
Otway Gas Pouth of Port
ions are liste
cality
Closest point omainland (km
45
60
anned activi
s. This prohm NOPSEMA. lls and pipeli
ummary F706613
Page 5 of 35
or much
and to uture for tion and
Plant via
ed in
on m)
ities are
hibits A ine tie-in
Process OwneOrigin Energy When printed
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Geog
on Manager ABN 66 007 845 338 controlled document
raphe Inst
t.
Fi
allation Ca
Rev No: 0
igure 2-1: L
ampaign -
0
ocality Map
Environme
Issue Date: 15/01
ent Plan SuS4100AF
1/2013
ummary F706613
Page 6 of 35
Process OwneOrigin Energy When printed
2.3 The NormVenture installat2008. It
The vessequippedaccomm
The vessGeograpcampaigThe NC iNC will bmobilisinadditionoffshore
2.4 The NC wMARPOL
No specireprovisi
2.5 During thpersonnebased athelicopthelicoptsustaine
er: ABU SA Productio Resources Limited: , this is no longer a c
The Normmand Clough Pty Ltd (SHJtion vessel. It is DnV class
sel has a 250d with a satuodation for
sel will operaphe/Thylacingn. is expected tbe loaded wing to the Geal installatio
e refuelling o
Support will be suppo and AQIS re
ific supply veioning.
Helicoptehe installatioel and equipt and refueller services fer flights in d for a short
Geog
on Manager ABN 66 007 845 338 controlled document
mand Clouh (NC) is manJV). It is a 11t is designed +1A1,-SF-EO
0 tonne rateduration dive 120 people.
ate under a ne fields. The
to be in the ith installati
eographe fielon equipmenor bunkering
and Supplorted by a H
equirements.
essel is nece
ers and Aion campaign
pment to eithed from Essefor the Otwa comparison t period of ti
raphe Inst
t.
Figure 2-2
ugh naged by Sol17.4m long, d by Marin TeO-DYNOPOS A
d heave com system, 2 x
currently ace NC is expec
field for six on equipmenld. During thnt, and will t will occur in
ly Vessels yperbaric Re. The role of
essary as the
ircraft n, an estimather the NC, oendon or Waay installatio to normal oime.
allation Ca
Rev No: 0
: Existing an
lstad Shippin DP2 monohueknokk AS, cAUTR DK(+) H
pensated cra Remotely O
cepted safetcted to have
to eight weent and logiste campaign,
take this oppn the field.
ecovery Vess the HRV is t
NC will retu
ted ten helicor when nec
arrnambool. n campaign.perations at
ampaign -
0
nd Planned a
ng AS and opull multipurpconstructed iHELDK-S-COM
ane and a 22perated Veh
ty case whene operated in
eks. Prior totics supplies , the NC will portunity to r
sel (HRV). Thto support th
urn to Portla
copter trips pessary the TBristow have This represe TAWHP, how
Environme
Issue Date: 15/01
activities
erated by Sapose diving ain Norway byMF-V(3) –Cle
2.2m diamethicles (ROVs)
n on locationn Australian
the start of (food, wate return to Poresupply at t
he HRV will che NC diving
nd for refue
per week wiTAWHP. The e been contrents a signifwever this in
ent Plan SuS4100AF
1/2013
apura Helix Jand offshore y Kleven Verean.
ter helideck., moon pool
n in the waters prior
f the campair, diesel) priortland to pithat time. N
comply with activities.
lling and
ll be neededhelicopter wracted to supicant increasncrease will
ummary F706613
Page 7 of 35
Joint rft AS in
It is and
r to this
gn, the ior to ick up o
all
d to ferry will be pply se in only be
Process OwneOrigin Energy When printed
2.6 For the mTAWHP. preparatbelow.
The TAWThe plat
The platsubstrucbase. Thspecifieddesignedstorm cosubsidenProductisubsea pwith facGeograp
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Thylacinmajority of t During the ction and umb
WHP is a steetform faciliti
• Supsub
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tform jacket cture is a stehe jacket andd normal andd to include ondition withnce. ion from TAWpipeline, theilities to ena
phe facilities
ube for the ullhead. Acce
ration of theV9000-PLN-EN
Geog
on Manager ABN 66 007 845 338 controlled document
e A Wellhethe installaticampaign thbilical pullin
el jacket struies are requi
pport four plbsea wells
eter productital Platform
able access f
able occasio
structure iseel lattice strd topsides had accidental the combinah topside loa
WHP is expor Otway Gas able the tie i is included
umbilical for ess is through
e TAWHP andNV-001].
raphe Inst
t.
ead Platfoion campaige NC will neg operations
ucture with tred to:
latform well
ion of gas, co export strea
for wireline
onal pigging o
a four leg firucture withave been des loads for thations of botadings and ha
rted to the OProduction Pin of the Geoas Figure 2-3
the Geograph the grating
d the pipelin
allation Ca
Rev No: 0
orm (TAWHn the NC wiled to approas that are de
topsides con
lheads and u
ondensate aam
intervention
of the Produ
ixed templath 3 legs in thesigned in acce design lifeh a 100 yearas been desi
Otway Gas PlPipeline (OGographe. A s3.
phe wells is lg on the Cell
ne are covere
ampaign -
0
HP) ll be approxiach the TAWescribed in fu
sisting of an
mbilical con
nd water for
ns to service
ction Pipelin
te structure e upper towcordance wite of 30 yearsr storm condgned to acco
lant (OGP) nPP). The pip
schematic of
located on tlar Deck.
ed by the Ot
Environme
Issue Date: 15/01
mately 15 kmWHP to assist urther detail
integrated
nnection to t
r each Thyla
the Thylacin
ne to shore.
with two piler section toth API RP 2A. The platfoition and a 1ount for expe
ear Port Campeline was def the field sh
he Sub Cella
tway Offshor
ent Plan SuS4100AF
1/2013
m distant fro in the J-tubl in Section 2
deck on four
he two Geog
cine well an
ne Platform
les at each lop and 4 legsA- WSD for thrm has been1 year operaected field
mpbell by a 2esigned and owing the
ar Deck besid
re Environme
ummary F706613
Page 8 of 35
om the be 2.7
r levels.
graphe
d for the
wells
eg. The s at the he ting
20 inch installed
de the
ent Plan
ProcessOrigin EWhen p
s Owner: ABU SA Production Energy Resources Limited: ABprinted, this is no longer a co
Manager BN 66 007 845 338 ontrolled document.
Figu
ure 2-3: Overall s
Rev No: 0
schematic of the Otway basin dev
Geographe Ins
Issue Date: 15/0
velopment showi
stallation Camp
01/2013
ing the Geograph
paign - Environ
he field
nment Plan SumS4100AF7
mmary 706613
Page 9 of 35
Process OwneOrigin Energy When printed
2.7 The insta
These archange.
2.7.1 The two (corrosiovalve tesdivers. Awill be r
If the futhe pipehydrocarpushed bThe exisrecovere
2.7.2 The follo
The struis expecinstallatdepth, bprior to The struthat thedevices.achieve
er: ABU SA Productio Resources Limited: , this is no longer a c
Geographallation cam
• OG
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OGPP Te existing Geoon inhibitor, sting the blinAny external removed by h
nction test feline will be rbon releaseback to the Tsting Geograped to the dec
Subsea Eowing subsea
• Sub
• Tw
uctures will bted to be re
tion locationsbut has sand landing the uctures will bn allows the If levelling the correct
Geog
on Manager ABN 66 007 845 338 controlled document
he Installampaign activit
GPP Tee prep
stallation of
mbilical insta
exible flowlin
ying lead inst
e-in spool ins
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commissioni
condary stab
GPP Tee stab
Built Survey
e clean-up o
in further d
ee Preparaographe tee biocide, oxynd flanges a marine growhigh pressure
fails then theback filled w
e. Following cTAWHP and aphe tee protck.
Equipmenta structures
bsea Valve S
wo heat exch
be installed wquired, bases is generally ‘ripples’ acrstructures. T
be installed ie exchanger/cannot be ac levels and th
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ation Campties can be s
paration
subsea struc
allation inclu
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n frame insta
ng and testi
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bilisation
y
of any debris
detail below.
ation valves are iygen scavengre removed wth on the tee water jetti
e OGPP will with treated completion oappropriateltection fram
t Installat will be insta
kid at the G
anger struct
with gravity ed on seabedy flat calcisiross the surfThis will be ain two sectio/valve skid tochieved by this will invol
allation Ca
Rev No: 0
paign Actisummarised
ctures (a valv
uding pull-in
on and tie-in
d tie-in
d tie-in
allation
ng
required
s or items lef
Note the se
nitially inspeger and dye)and the ringee assemblying or mecha
have a smar potable watof the tie-in ly. e will be unb
ion alled:
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tures (cooler
foundation bd surveys conltite/calcare
face up to a achieved usions, the founo be loweredthis method, lve the use o
ampaign -
0
vities as follows:-
ve skid and t
and hangoff
n
ft at the Site
equence of t
ected and le) 80% MEG sog groove and , ROV buckeanical means
rt plug insertter. This rem activity, the
bolted and r
e
rs) at the Ge
bases. No drnducted to denite with a height of 0.2ng water jetndation ‘mudd into positio then remed
of grout bags
Environme
Issue Date: 15/01
two heat exc
f on the TAW
e
he activities
ak tested usolution. Follo sealing surf
ets, valve poss.
ted downstremoves any rise treated wa
emoved by t
ographe Dril
rilling or grouate. The sea sand coveri2m. These wtting by eithdmat’ equippon using ROVdial work mays.
ent Plan SuS4100AF
1/2013
changers)
WHP
s may be sub
sing treated owing succesaces inspectsition indica
eam of the tesk of significater would th
the NC crane
ll Centre
uting at the abed at the ing of 0.2 to
will require leer ROV or diped with guiV operable ley be require
ummary F706613
Page 10 of 35
bject to
ssful ted by tors etc
ee and ant hen be
e and
sea bed
0.5m evelling vers. ideposts, evelling ed to
Process OwneOrigin Energy When printed
Tie-in spsubsea tROV, div
2.7.3 Flexible
The 2kminstalledapproprithat has
Main Um
To contrinstrumeThe umblocated PCM on t
Prior to involves
The maiTAWHP. is then lGeograpconnectibags. Onfluid, HW
Infield U
The infieprovidinDistributAny span
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er: ABU SA Productio Resources Limited: , this is no longer a c
pools connectees will thenvers will be u
Flexible e Flowline
m long 280mmd. This is instiate back sea been dosed
mbilical
rol and poweentation a mbilical is app270m from tthe OGPP.
installing th:
• DisTAreq
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• A genswit
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n umbilical i The J-tube aid along the
phe well site ion being mance laid, theW 443 and M
Umbilical an
eld umbilicag a flow pattion Unit (SDn rectificatio
eld PCM cablnd the UTA o
Geog
on Manager ABN 66 007 845 338 controlled document
cting the valvn be installeused for fina
Flowline
m ID flexibletalled using al test prior with corrosi
er the Geogramain umbilica
roximately 1the umbilica
e TAWHP um
sconnecting aWHP on the quired (physi
moving the Pck. Cleaning
ater jetting orapper or bru
gauge check sure that thethout obstru
ndbags on thterference be
is then pullewill then bee route from using the NCade up on th umbilical is
MEG filling th
d PCM Cable
l providing ch for MEG in
DU). This umon will be pe
le is then tieon the infield
raphe Inst
t.
ve skid to thd. Installatio
al metrology
and Umbi
e flowline to diverless (RO to deploymeion inhibitor
aphe wells aal will be ins16 km long. Al pull in head
mbilical the T
and capping OGPP. Someical means).
PCM umbilicag the bellmouor physical mush pig.
of the J-tube umbilical action.
he platform tetween the
ed in through resealed (us
m the TAWHPC. The umbie NC. Any sp
s tested priore main cores
e
control, powenjection to thbilical is app
erformed usin
ed into the Pd umbilical n
allation Ca
Rev No: 0
e OGPP tee,on and conne prior to inst
lical Insta
connect theOV) connectient. The flowr, oxygen sca
and to providtalled betweA Pipeline Cod at TAWHP
TAWHP J-tub
the Pipelinee cleaning of
al and Seal futh at the bo
means. Clean
be will be peand umbilica
tie-in spool wumbilicals.
h the platformsing divers)
P to the Umblical is laid ipan rectificar to hookup.s.
er and commhe well site iproximately 2ng concrete
PCM spool donear the Geo
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allation
e valve skid tions. All conwlines contaavenger, dye
de communiceen the TAWorrosion Mon to allow con
be needs to b
e PCM umbilif marine grow
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m J-tube usiand filled wi
bilical Terminn two sectio
ation will be The umbilic
munication tois then laid b2km long an grout bags.
ownstream ofographe tee.
Environme
Issue Date: 15/01
olers to the ebe diverless w
to the coolernections arein a solution
e and biocide
cation to proWHP and the nitoring (PCMnnection of a
be prepared
ical from thewth on the P
ube and recoe J-tube usinrnal surface
h a dummy pad will pass t
oved as neces
ing a winch lith treated wnal Assembly
ons, with the performed ucal will be la
o the valve sbetween thed will be ins
f the Geogra
ent Plan SuS4100AF
1/2013
existing Geowith the use
rs will then be subject to an of up to 80%e.
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using divers
e PCM spool PCM spool m
over to the Tg divers with of the J-tub
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skid and alsoe UTA and thstalled in one
aphe tee on t
ummary F706613
Page 11 of 35
ographe of an
be an % MEG
well site. box is to the
s. This
at the ay be
TAWHP h either be using
to J-tube
id
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o he Subsea e piece.
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2.7.4 To allowinstalledbetweentemperamateabl
Where reapproximplaced a
2.7.5 The follo
The produsing div
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2.7.6 A new pusing the
2.7.7 A total oflexible
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k bolts wouldg the twin roe with divers four stabilis
d and the rocng water. Gl rig is then m
ation for rockver to reducee pipeline.
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on Manager ABN 66 007 845 338 controlled document
ead Instalonnections tng leads incld the trees, located on ths.
ng leads will y 5 to 6m givngth of the fl
pool Instal spools will b
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k bolts has be the potent
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lation to occur, thelude EFLs (El SDU and UThe heat exch
be stabiliseving a total olying lead.
llation be installed:
on tie-in spo
n tie-in spoo
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n spool betwed to the OG
at the Geograll have dive
and MEG tie-to 80% dosed
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d using a duaultaneously.e landing to td the crane ed to the reqe is then pume next rock b
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Rev No: 0
e flying leadslectrical Flyi
TA, UTA and hanger struc
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ools betwee
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ween the valGPP
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in spools wild MEG solutio
ly and Insed after the t
and Installesses may be
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al mast rock The drill rigthe sea bed disconnectequired depthmped to the bolt location
d based upor. The rock b
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s (electrical ing Leads) ansubsea valveture. All flyi
likely to be isation locati
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he heat exch
the valve ski
lve skid and
ave flange coctors.
ll be leak teson.
stallation tie-in spools
lation e installed to
stabilised ants to pin then rock bolts er side of theenetrate the the NC.
k bolting rig wg will be ove over the OGed. The preloh. The drill h rock bolts un by the NC c
n a seabed sbolts are loca
Environme
Issue Date: 15/01
and hydraulnd HFLs (Hyde skid, and ting leads tie-
by using groions or conc
s and the f
hangers
d and the G
the Geograp
onnections a
sted immedi
have been c
o stabilise th
nd restrainede pipeline. Th may be drille existing te sea bed by u
which is caprboarded fro
GPP. The driloaded drillinghead is lubricntil positive crane.
survey whereated at a 100
ent Plan SuS4100AF
1/2013
lic) need to bdraulic flyingrees and the-ins have RO
out bags rete mattres
first comingl
Geographe pr
phe MEG tee
nd shall be m
ately after t
connected to
e umbilical a
d at the exishis involves led into the
ee connectionup to 3.5 me
able of drilliom the NC usl rig will be g heads will cated/cooled returns are
e there is mi0-140mm dis
ummary F706613
Page 12 of 35
be g Leads) e OV
sses
ling heat
roduction
e on MEG
made up
they are
o the tee
and
sting
sea bed n piece. etres.
ing and sing the levelled then be d by noted.
nimal stance
Process OwneOrigin Energy When printed
2.7.9 Product
FollowinThe testthe test
Umbilica
During uThese teelectrica
2.7.10The as-b
Once insTAWHP,
Once allopened oallow cocommiss
2.7.11Prior to associatewill be dManual i
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Testing aion System
ng installatiot medium wil medium to i
als
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stallation is c and a comp
tests and pron the Geog
ommissioningsioning. Com
Site Clea completion,ed with the disposed of iincludes proc
Geog
on Manager ABN 66 007 845 338 controlled document
and Preco
on, leak testill be a dosedidentify any
tallation thepressure test
Survey anincludes:
visual survey
easurements
complete preplete functio
reparatory araphe tee an
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ing
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bles and hydhydraulic hos
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configuration
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ampaign -
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structures anMEG. An appr
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omponents
ns and locati
ormed on th be complet
ormed the Rll be handed he wells wills will be cov
on equipmen, no debris shments/regul
ncluding food
Environme
Issue Date: 15/01
nd flowlines ropriate dye
in the umbil range of el
ons of instal
e umbilical sed.
ROV operable over to the not be flow
vered by a se
nt and surpluhall be dumplations. The d waste.
ent Plan SuS4100AF
1/2013
will be unde shall also be
lical will be ectric tests
lled compone
system from
e valves will operations g
wed prior to eparate EP.
us materials ped overboa NC Marine O
ummary F706613
Page 13 of 35
ertaken. e used in
tested. for the
ents
m the
be group to
rd but
Operation
Process OwneOrigin Energy When printed
3
The Otwupwellinthese upassociatecontinen
The Zonethe Geogand the Otway th
The Bassocean cuenvironm
3.1 The GeoBass Stra
Winds inknots (8 northernspeeds apredomithe wint
Waves amonths w10.3m. Wrange be
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er: ABU SA Productio Resources Limited: , this is no longer a c
Descrip
way Basin is cng events aropwelling evened aggregatintal shelf tra
e of Potentiagraphe trees surrounding hrough to Ap
s Strait and Ourrents, and ment of the p
Physical Eographe instaait: a cool te
n the eastern m/s) and mn edge of theare typically nantly easte
ter months (a
re also predowhen mean Wave heightsetween 5.6m
Tides andal range withe greatest ra
s in the Otwaion of the Vin continentaan Basin and In winter, t
Despite seasoustralian Basion to the Ba local curren
s within the st in winter a. At spring timately 0.35 combining thnterval.
Geog
on Manager ABN 66 007 845 338 controlled document
ption of R
characterisedound the connts plays an ion of other ansitions to t
al Impact (Zs, the tie-in ocean for a pollo Bay.
Otway Basin is a migratoproposed act
Environmeallation campemperate reg
n Otway and aximum recoe westerly w in the rangeerly during suaverage: 15
ominantly soheights rangs in the sum
m and 7.7m.
d Currentshin the Geogrnge) and 0.2
ay region areictorian coasl and oceani along the G
the winds moonal changessin drives perass Strait curnts, particula
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he tides and w
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PI) for the intee to the O distance of
are known fory path for ativities is de
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western Basorded speed
wind belt knoe of 12 to 45ummer when knots and m
outh-westerlge from 3.1mmer months
s raphe campa2m at neap t
e typically wstline cause c air masses
Great Australove northwas, a consistenrmanent deerrents, local,arly when th
campaign aree north-nortaximum curre a storm, theweather-driv
allation Ca
Rev No: 0
g Environ
ave energy aelf margin. Tole in the gecies as well amainland.
nstallation caOGPP, the TA 70km includ
for the compa number of
escribed in th
s located in tld, wet wint
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own as the Ro knots (or ~6n the installa
maximum: 45
ly to westerlm to 3.7m an average bet
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wind-driven, wind system
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hey blow stro
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nment
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the Otway Bters and war
generally strs (23m/s). Boaring fortie6 to 23 m/s).ation campai knots).
ly and the lad maximum tween 2.5m
estimated towith the sma
due to the rms to blow ear a high-pressd induces a
tral Australiawind pressurer movement sterly winds ongly, this is
ly from the s some from tveraged overe stronger, s, is estimate
Environme
Issue Date: 15/01
perature wa enrichment plankton bloure of the oc
n be describeipeline at thstline stretch
nergy wave csted species. sections.
asin, on the m dry summ
rong, with avass Strait is
es. The data . The wind dign is planne
rgest occur d heights are and 3.0m, a
o be 1.0m at allest range)
egional bathastward, andsure ridge seconsistent so
a and result ie throughout along the coalong the Vi most of the
south-southwthe south-soer the water and the maxed to reach 1
ent Plan SuS4100AF
1/2013
ters subject associated wooms and thecean floor as
ed the area e Geographehing from Ca
climate and s. The existin
western friners.
verage speedlocated on t indicated thdirection is ed, and west
during winte between 7.6nd maximum
spring tides.
hymetry. Thed promotes eettles over thouth-easterlin mainly wet the year ovoastline. ctorian coas
e time.
west and souutheast) dur depth, is ximum curre1 m/s for a 1
ummary F706613
Page 14 of 35
to with e s the
around e tee, ape
strong ng
nge of
ds of 15 the hat wind
terly in
er 6m and m heights
s (those
e exchange he South y wind
esterly ver the
st
th-ring
nt 100-year
Process OwneOrigin Energy When printed
3.1.2 There ar
The OtwOcean. Tthat crosheight inwave en
The wavsouthwealthoughinterval of 8.3m heights fmaximumestimatecan be a
3.1.3 The wat14ºC in wduring mlayer. Th100m in water is nutrient summer compens
Prevailinparticularange frowater coperiods. winter to
3.1.4 SThe seafslope of (Otway h
MainlandAustralianorthweStrait coBassian Pextends
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Waves re two princi
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way area is fuThe largest wss the site evn excess of 1ergy is from
ve climate is est. Wave heh waves heig (ARI) for wa with a periofor 1-year anm significanted for non-crassumed as 2
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mid to late suhe boundary May. It is th an extensio rich water a months. It isatory intrus
ng winds in Barly during aom betweenolumn. In wa Annually, wo a maximum
Seabed anfloor in the i the Australihistorical stu
d Tasmania aa. The continest, underlyinontains a depPlain is the m from King Is
stern Bass Stcarbonate sedte the offshoon include v
ature waters
Geog
on Manager ABN 66 007 845 338 controlled document
ipal sources
om the weste
om locally ge
ully exposed waves are asvery 4 to 6 d0 m to be ge the west to
primarily deights from th
ghts of 5m – 7aves near theod of 12s fromnd 10-year At wave heighritical direct25 degrees.
mperaturetway are cooºC in summeummer, althy with coolerhen rapidly dn of the regiacross the cos a result of
sion of colde
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nd Sedimenstallation aan Continenudies Woodsi
and the Bassnental shelf ng Bass Straipression thatmain seafloosland to nort
rait Shelf Trdiments. Adj
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enerated win
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ARI’s were 6.hts (range oftions. A direc
e ol-temperateer. Intrusionsough this is
r 15ºC water destroyed whional Bonneyontinental sh south-east wr nutrient ric
nd the Otwaythrough to sp8°C with a s
hs some therratures rangehan 21°C at t
entation area is at detal Shelf, ceide bathyme
s Strait island is narrow alot and the Ott exchanges or feature of thwest Tasma
ransition regijacent to Kin
ment. The chao moderate oupwelling ev
allation Ca
Rev No: 0
ergy in the O
om the Grea
nds, mostly f
swell from tth eastward-er. In such colbeit less fre and the peri
locally genergenerally ranur during stor campaign a west-northw7m and 7.4m
f 4.4m - 7.4mctional sprea
e, with means of cooler nuusually mask occurs at a hen mixing oy Upwelling shelf of the sowinds pushinch water alo
y Basin supppring. Near-similar spreamal stratifice from a minthe surface i
pths of 85m entred approetry and vide
ds belong to ong the easttway and Gipwater with t Bass Strait; ania.
ion has a slong Island, Paaracteristicsoffshore gradents.
ampaign -
0
Otway Basin:
t Australian
from the wes
the Great Au-moving low onditions it nquently in suiods are typi
rated wind mnge from 1.5rm events. Trea has a ma
west directiom respectivem and periodad of wave e
n sea surfaceutrient rich wked in satellidepth of 30mccurs duringsystem, whicouthern coasng surface waong the botto
port a well-msurface wated of water te
cation can ocnimum of abin summer.
to 100m locoximately 70keo footage).
the same cot coast of Tappsland basinthe ocean to a ridge alon
oping offshoralaeozoic gra of the coast
dients, high w
Environme
Issue Date: 15/01
Bight and So
st and southw
ustralian Bigh pressure andnot uncommummer. The ically in the
mostly from m to 2m wit
The 100-yearaximum signon. Maximumely. Smaller 1ds of 7.6s - 1energy within
e temperatuwater occur ite images bym in Decembg winter monch is an eastst of Australiater layers oom.
mixed water cer temperatuemperaturesccur, particuout 10.5°C n
cated near thkm south of
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re gradient, danite and asstline and mawave energy
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outhern Ocea
west.
ht and Southd frontal syson for waves main direct range of 8s
the west andth periods ofr average recificant wave
m significant 100-year ARI0.2s) have bn the campa
res ranging f along the sey a warmer sber, and movnths. The cootward flow ofia during theoffshore with
column to 80ures at theses throughoutularly during near the sea
he outer edg Port Campbe
andmass as mbroadens in tral portion oof King Islandern edge of t
dominated bsociated sediarine environy and cold
ummary F706613
Page 15 of 35
an
hern tems s with a tion for to 20s.
d f 8s - 13s, currence e height wave
been ign area
from eafloor surface ves to oler f e h a
0m deep e times t the calmer bed in
ge of the ell
mainland the of Bass d. The his plain
by bio-iments nment of
Process OwneOrigin Energy When printed
The seabgranite,
3.2 The Otwdescriptto the G
BathymeGeograpconducteseabed ias active
There arRegister the Geog
Species othe Commigrate area for Howeverexpected
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er: ABU SA Productio Resources Limited: , this is no longer a c
bed sedimen with areas o
Biological way Environmion of the meographe inf
etric maps inphe Tee to wed in the vicis comprisede shelves or
re no marine of the Natiographe facili
of whales, dmmonwealth or move thr Blue Whalesr based on thd to have an
ject is locatey little fishingan shipping lred minor, dum safety zo
Geog
on Manager ABN 66 007 845 338 controlled document
nt in the instof sand of va
Environmment Effects marine enviro
frastructure
ndicate that water depths cinity of the of shallow sreef systems
e reserves, Wonal Estate, ities.
dolphins, fur Environment
rough the pros and Southehe risk assesny significant
ed within zong is undertaklane passes turing the 4 mne.
raphe Inst
t.
allation areaarying grain s
ment Statement/Eonment and b.
the seafloor of about 100 Geographe wsandy sedimes were ident
World Heritag Australian (R
seals, birds,t Protection oject area. Tern Right Whssment and tt impact.
nes of severaken in the arthe Geographmonths of th
allation Ca
Rev No: 0
a consists of size.
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r is gently slo0 metres at wells and aloents over a vtified.
ge propertieRamsar) Wet
, turtles, sha and BiodiveThe Bonny Uales also frehe oil spill m
al Commonwrea of the Gehe location b
he drilling ca
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calcarenite,
tal Impact Stwithin the O
oping, droppthe Thylacinong the flowvery hard ca
s, or areas litlands Datab
arks, pipefishrsity Conservpwelling is c
equent the inmodelling, th
wealth and Veographe offbut the impampaign no v
Environme
Issue Date: 15/01
, limestone,
tatement proOtway basin a
ping graduallne platform s
wline route inlcerite seabe
isted or nombase or histor
hes and pipevation (EPBCclose and thinshore area ahe installatio
Victorian comfshore facilitact from instvessels have
ent Plan SuS4100AF
1/2013
sandstone,
ovides an exand that is p
y from 85m site. Seabed ndicate that ed, no featu
minated on thric shipwrec
ehorses listedC) Act 1999 ms provides a along the coon activities
mmercial fishties. A majortallation actiencroached
ummary F706613
Page 16 of 35
marl and
tensive proximal
at the surveys the res such
he ks near
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heries r ivities is the
Process OwneOrigin Energy When printed
4 Env
To satisfidentifieand opereffects t
A systemthe impaimplemeto the ex(ALARP)
er: ABU SA Productio Resources Limited: , this is no longer a c
vironmen
fy the required the potenrational actito the biota
matic processacts and riskentation of sxisting envir. The enviro
Geog
on Manager ABN 66 007 845 338 controlled document
ntal Impa
rements of thtial environmvities. In sumat and near
s of hazard ik to the envirpecific cont
ronment fromnmental imp
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t.
act Asses
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dentificationronment fromrol measuresm the installapacts and ris
allation Ca
Rev No: 0
ssment
, the originacts and risks EES/EIS indic
ns during inst
n and risk asm the Geogrs to prevent ation activitks are summ
ampaign -
0
al EES/EIS for from Thylaccated there tallation.
ssessment waraphe Installa or mitigate ies are As Lo
marised in Ta
Environme
Issue Date: 15/01
r the Otway cine and Geo would be mi
as completedation Campa the environmow As Reasonable 4-1.
ent Plan SuS4100AF
1/2013
Gas project ographe consinor, localise
d in order toaign. Throughment impactnably Practic
ummary F706613
Page 17 of 35
struction ed
o review h the ts, risks cable
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Table 4-
Risk
ID
Hazard
outine Impacts
1 Physical preseinstallation ve
2 Light emissionvessels
ction Manager ed: ABN 66 007 845 338 r a controlled document.
1 Environmenta
Poten
ence of the essels
Impacor maaccessentanequipm
ns from the
Disrupmigratmarinattracvessel
al Risk Assessmen
ntial Impact
ct on the fishing indusritime users-e.g. limis to fishing area, netsgling in installation ment
ption to/disorientationting birds and other e life that may be
cted to lighting from tls.
Rev No: 0
nt Summary
Risk with no project specificcontrols in place
Cons
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requireme
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Issue
res and other conside
mpaign duration e field not in major find watch keeping e subsea installation sconsultation shows mication to relevant fishent of a Fisheries Liaisce in the region to con of facilities Management Plan wit
curred mariners y response arrangeme
ating birds that becomuntil daylight, and ind
mpaign duration evels required to mainents.
llation Campaig
Date: 15/01/2013
erations
ishing area or shipping
safety zone marked oinimal direct impact ohing operators in the lsons Officer with pracnsult with fishermen a
h formal grievance pr
ents in the event of a
me confused by the ligduction training to not
ntain platform safety
gn - Environme
g lane
n navigation charts on fishermen or acceslocation ctical and academic fiand provide them wit
rocedure for genuine/
n approaching vessel
ghting will have somewt disturb wildlife that
and to comply with n
ent Plan SummS4100AF706
Page 1
Risk win plac
Cons
eque
nce
ss to grounds
sheries h co-
/validated
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where to land t may have
navigational
1
mary 613
8 of 35
with controls ce
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rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
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3 Noise from thvessels and ac
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
he installation ctivities
• Behmaravo
• Heapatmarrela
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• Disrund
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ntial Impact
havioural change in rine fauna (localised
oidance/attraction) aring impairment and hological damage to rine fauna (from acouated vibration) rease stress levels in rine fauna ruption to marine fauderwater acoustic cueondary ecological effeteration of predator pationship
Rev No: 0
Risk with no project specificcontrols in place
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pass the a Additional contInstallation usiimpact, not co
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Issue
res and other conside
els on the vessel have asons ce with the Australianls (approach distance ive maintenance of m maintenance system d to rotating equipmeor running hours. ncy training, records aEMS Standard 13 Contce that vessel noise u
m vessels considered tarea
trols considered but rng moored vessels reqnsidered practical for
llation Campaig
Date: 15/01/2013
erations
been assessed and m
n National Guidelines minimised)
major noise generators of type ‘TM Master’. ents (motors, thruster
and inductions managractor selection, manunduly impacts cetaceto be not significant i
ejected:- quires changing anchor short duration activi
gn - Environme
minimised as far as pra
for Whale and Dolphin
s - The NC has a PC ba The maintenance sysrs gear etc) above 10
ed by SapuraClough nagement and monitorean population. n comparison to othe
or spreads with associties.
ent Plan SummS4100AF706
Page 1
Risk win plac
Cons
eque
nce
actical for
n Watching
ased spare stem is kW, in order
ring
r vessels that
ated seabed
1
mary 613
9 of 35
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rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
4 Noise from thoperations
5 Seabed interf
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
he helicopter
• Behmaravo
• Heapatmar
• Incrmar
• Disrund
• Sec– alrela
ference Physicfloor a
ntial Impact
havioural change in rine fauna (localised
oidance/attraction) aring impartment and hological damage to rine fauna rease stress levels in rine fauna ruption to marine fauderwater acoustic cueondary ecological effeteration of predator pationship
cal damage to the seaand benthic environm
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
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d
Inhe
rent
Ris
k
na es ects prey
1 2 Low
a ment 2 2 Lo
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Ge
c
Key Control Measur
• Compliancfor Helico
• Helicopte• No eviden
nearby fa• Short term
disturban Additional contHelicopters aresafety risk of bvessel cranes inform of transfe
• Highly localise• Historical
areas • Use of dynami• Zone affected• Installation Pr
eographe Instal
Issue
res and other conside
ce with the Australianopters r flight paths and elevnce that helicopter noacilities. m intermittent helicopce
trols considered but re used for transferringboat to boat transfer un open seas is consideer is possible.
ed impact evidence suggests be
ic position (DP) ratherd is of low sensitivity rocedure
llation Campaig
Date: 15/01/2013
erations
n National Guidelines
vation minimises noiseoise unduly impacts th
pter use exposing ceta
ejected:- g personnel to and frousing either pilot laddered to be higher than
enthic communities ra
r than anchors
gn - Environme
for Whale and Dolph
e levels at sea surfacehe resident seal popul
aceans only to short t
om the TAWHP or vessder or basket transfer n helicopter safety ris
apidly recolonise any d
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
hin Watching
e. lation at
term limited
sels. The using the sks; no other
1
disturbed
1
mary 613
20 of 35
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rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
6
Domestic andwastes, primawaste (sewerwater.
7 Putrescibles wwastes dischamacerator)
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
d sanitary arily sanitary age) and grey
Localiloadindeman
wastes (Galley arged via a
Localiloadindeman
ntial Impact
sed increase in nutrieng/biological oxygen nd
sed increase in nutrieng/biological oxygen nd
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
ent 1 1 Lo
w
ent 1 1 Lo
w
Ge
c
Key Control Measur
• Sewage tr• High energ
dispersion• There are
Additional contRemove all sewadditional vessAlso requires tesupported by siadditional envi
• Food wast• High energ
dispersion• There are
Additional contRemove all foocommensurate storage on the personnel. It isenvironmental
eographe Instal
Issue
res and other conside
reated in MARPOL/USCgy marine environmenn achieved) no sensitive marine e
trols considered but rwage and macerated wel visits with commenemporary storage on tite personnel. It is noronmental and health
te macerated prior to gy marine environmenn achieved) no sensitive marine etrols considered but rod waste to shore. Rej increase in diesel usa facility which introdus not in accordance wi and health risks.
llation Campaig
Date: 15/01/2013
erations
CG compliant system nt with significant cur
ecosystems in the vici
ejected: waste to shore. Rejecnsurate increase in diethe facility which intrt in accordance with
h risks.
disposal to sea nt with significant cur
ecosystems in the viciejected: jected as this would rage and exhaust emissuces hygiene issues. Tith standard practice
gn - Environme
prior to disposal to serrent flow, water dep
inity of the installatio
ted as this would requesel usage and exhausroduces hygiene issuestandard practice and
rrent flow, water dep
inity of the installatio
require additional vesssions. Also requires te
This is not supported b and introduces additi
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
ea pth (Natural
on
uire st emissions. s. This is not d introduces
1
pth (Natural
on
sel visits with emporary by site ional
1
mary 613
21 of 35
with controls ce
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1 Low
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R
R
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
8 Discharge of c
9 Reverse Osmodischarge
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
cooling Water
Tempotempewatermarin
osis Unit Localithe wa
ntial Impact
orary and localised erature increase in thr column with impact e biota
sed increase in salinitater column
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
e on 2 1 Lo
w
ty in 1 1 Low
Ge
c
Key Control Measur
• Short cam• Cooling w• Cooling w
energy m• Preventat
based spasystem is in order t
• Short cam• High energ
seawater • Preventat
The NC ha• Back flush
Additional contReplacing the Rlogistics and engreater environ
eographe Instal
Issue
res and other conside
mpaign duration ater is seawater ater temperature is oarine environment proive maintenance to e
are parts and mainten interfaced to rotatingto monitor running ho
mpaign duration gy marine environmen ive maintenance of Ras a PC based spare phing procedures as pertrols considered but rRO unit with a supply nergy use involved in nmental impact (diese
llation Campaig
Date: 15/01/2013
erations
only a few degrees aboomoting rapid tempernsure equipment not
nance system of type ‘g equipments (motorsurs.
nt promoting rapid dis
Reverse Osmosis (RO) uparts and maintenancer the automated logicejected: of freshwater from shshipping fresh water oel usage, emissions) th
gn - Environme
ove ambient conditionrature equilibration to running ‘hot’ -the NC‘TM Master’. The mais, thrusters gear etc)
spersion of saline solu
unit to ensure runninge system of type ‘TM Mc system
hore was rejected becout to the vessels wouhan use of an RO unit
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
ns and high o ambient.
C has a PC ntenance above 10 kW
1
ution in
g efficiently - Master’.
cause of the uld have a t
1
mary 613
22 of 35
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dual
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1 Low
1 Low
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R
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
10 Atmospheric efrom combust
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
emissions tion engines
Declinpollutglobal
ntial Impact
ne in air quality / air tion, contributions to l warming
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
1 2 Low
Ge
c
Key Control Measur
• The tie-inAustralia.environmGeographwith gene
• Preventatsystem ofequipmenhours.
• Short cam• MARPOL 7
standards• NC exhaus
control • Logisitics • Solstad sh
eographe Instal
Issue
res and other conside
of the Geographe fac. The utilisation of gasental benefit in terms
he well there will be nerating the same enerive maintenance - thef type ‘TM Master’. Thnts (motors, thrusters
mpaign duration 73/78: Air pollution prs and use low sulphur st emissions are meas
planning minimises veipping ‘Greenmaster’
llation Campaig
Date: 15/01/2013
erations
cilities will provide cos in preference to coas of greenhouse gas enet reduction in atmosrgy from coal. e NC has a PC based she maintenance syste gear etc) above 10 kW
revention certificate – fuel ured daily and regist
essel and helicopter m’ system
gn - Environme
ontinued gas supply toal provides a significamissions. Over the lifspheric emissions whe
spare parts and maintem is interfaced to rotW, in order to monito
– certified to comply w
tered to unisea 14001
movements
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
o southern nt
fe of the en compared
enance tating or running
with emission
emission
1
mary 613
23 of 35
with controls ce
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d
Resi
dual
Ris
k
1 Low
PrOrW
N
N
N
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
on-routine impacts
1 Release of Moglycol (MEG) dinstallation ac
2 Loss of Solid w
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
ono ethylene during ctivities
Locali
wastes Dischainto thand im
ntial Impact
sed impact on marine
arge of waste materiahe marine environmenmpact on marine spec
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
e life 1 4
Med
ium
als nt
cies. 2 4
Med
ium
Ge
c
Key Control Measur
• MEG is a cbioaccum
• Design of • Origin inst• Competen• Origin HSE• Selection
Additional contNot using MEG potential for coenvironmental trees so inert g
• Discharge • All wastes
waste ma• Competen• Origin HSE
Additional contThe use of watplastic waste.
eographe Instal
Issue
res and other conside
category ‘E’ OCNS chemulation
fittings reduces MEG tallation procedures mncy training, records aEMS Standard 13 Cont of materials for the m
trols considered but r solution in spool piecorrosion and loss of eq impact, also requiredgas cannot be used as
of solid wastes unders segregated and dispoanagement procedure ncy training, records aEMS Standard 13 Cont
trols considered but rer coolers rather than
llation Campaig
Date: 15/01/2013
erations
emical, readily biodeg
released to negligibleminimise potential forand inductions managractor selection, man
marine environment
ejected: ces would result in seaquipment integrity wid to deal with any hyd an alternative.
r MARPOL prohibited osed of onshore in acc and inductions managractor selection, man
ejected: n bottled water has b
gn - Environme
gradable and low pote
e quantities r release ed by SapuraClough
nagement and monitor
awater ingress to pipinith greater safety anddrates formed during
cordance with Solstad
ed by SapuraClough nagement and monitor
een adopted. This wil
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
ential for
ring
ng and d startup of the
1
d Shipping
ring
ll minimise
1
mary 613
24 of 35
with controls ce
Like
lihoo
d
Resi
dual
Ris
k
1 Low
2 Low
PrOrW
N
N
N
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
3 Loss of Hazar
4 Deck drainage
5 Release of refto equipment
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
dous wastes
Dischamarinimpac
e overboard Dischainto thand im
frigerant due t failure
Releaschemi
ntial Impact
arge of chemicals intoe environment and
ct on marine species.
arge of chemicals / oihe marine environmenmpact on marine spec
se of ozone depletingicals into the atmosph
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
o the
1 4
Med
il nt
cies. 1 4 M
ed
here 3 1 Lo
w
Ge
c
Key Control Measur
• The NC ha• All wastes
waste ma• Det Norske• Competen• Origin HSE
• All spills d• Bilge has o
with the T• Equipmen• All dischar• No bilge d• Competen• Origin HSE• Spill kits l
• No ozone
eographe Instal
Issue
res and other conside
as a limited inventory s segregated and dispoanagement procedure e Veritas DNV rated c
ncy training, records aEMS Standard 13 Cont
directed to isolated bioil in water separatorTM master system t provided with drip trges monitored and re
discharge whilst in fiency training, records aEMS Standard 13 Contocated on deck
depleting refrigerant
llation Campaig
Date: 15/01/2013
erations
of chemicals osed of onshore in acc (Appendix H)
containers and inductions managractor selection, man
ilge system r and oil in water anal
trays which drain to decorded ld and inductions managractor selection, man
used on board
gn - Environme
cordance with Solstad
ed by SapuraClough nagement and monitor
lyser, maintained in a
dirty oil tank
ed by SapuraClough nagement and monitor
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
d Shipping
ring
1
accordance
ring
1
N/C
mary 613
25 of 35
with controls ce
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d
Resi
dual
Ris
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Low
3 Low
N/C N/C
PrOrW
N
N
N
N
N
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
6 ROV or diver hydraulic too
7 Umbilical leakrelease of hyd
8 Release of trefrom J-tube dumbilical inst
9 Release of trefrom pipelineoperations
10 Release of gromarine enviro
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
operated ls
Releasmarinequipm
k leading to draulic fluid
Releasmarin
eated water during tallation
Small waterenviro
eated water e flooding
Releasto the
out to the onment
Tempobenthtempolocaliscomm
ntial Impact
se of hydraulic fluid ine environment on ment failure
se of hydraulic fluid ine environment
quantity of contaminr released to the marionment
se of contaminated we marine environment
orary disturbance of ic communities, orary loss of visibility,sed mortality to benth
munities
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
nto 2 2 Lo
w
nto 1 2 M
ed
ated ne
1 2 Low
water N
/C
, hic
1 2 Low
Ge
c
Key Control Measur
• Pre-dive c• Preventat• Competen• Origin HSE• Installatio
• Selection • Installatio• Competen• Origin HSE
• Selection • Limited di• Testing of• Installatio
This contingency hathe pipeline for treatherefore no longer
• Inert prod• Rock bolti• Training a• Origin HSE
eographe Instal
Issue
res and other conside
checks and hose manative maintenance systncy training, records aEMS Standard 13 Conton Procedure
of hydraulic fluid on procedures to minincy training, records aEMS Standard 13 Cont
of chemicals for the mischarge – J-tube contf J-tube contents suggon Procedure
s been designed to enatment onshore, rathe credible
duct – material selectiing procedures and grand experience of teaEMS Standard 13 Cont
llation Campaig
Date: 15/01/2013
erations
agement as per Origin tem – TM master and inductions managractor selection, man
imise need for, and qand inductions managractor selection, man
marine environment tents only gests presence of bioc
nsure that contaminater than release into th
ion rout bag installation pm undertaking work ractor selection, man
gn - Environme
recommendations
ed by SapuraClough nagement and monitor
uantity released ed by SapuraClough
nagement and monitor
cide only.
ted water can be pushhe marine environmen
procedures
nagement and monitor
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
ring
2
ring
1
1
hed through nt. Hazard is
ring
1
mary 613
26 of 35
with controls ce
Like
lihoo
d
Resi
dual
Ris
k
1 Low
1 Low
2 Low
N/C
2 Low
PrOrW
N
H
H
H
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
11 Marine biofouin ballast wat
ydrocarbon events
1 Release from Geographe we
2 Diesel spill du
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
uling on hull or ter
Introdspecie
OGPP or ells
Losinten
Shoim
uring refuelling Loma
ntial Impact
duction of invasive maes
ss of gas and condensto the marine vironment oreline hydrocarbon pacts
oss of fuel oil into thearine environment
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
arine
3 4
Med
sate
2 3 Med
e
2 3
Med
Ge
c
Key Control Measur
• NC mobilisrisk to the
• Vessel has• Vessel to c
• Loss of gathese treeaddition t
• Rigging ce• Contracto• Approved
control • Training a• Offset of v• OSCP and
• No offshore
eographe Instal
Issue
res and other conside
sed from Portland, ase Geographe location s AQIS certificate comply with ballast m
s from the Geographees are isolated sub suto the SSSV and tree iertification and other or selection installation procedur
and competency vessel during lifts ERP – mitigative cont
e refuelling will take
llation Campaig
Date: 15/01/2013
erations
s there are no invasive
management procedur
e trees is not crediblerface by an ROV opersolation valves lifting controls
es, minimise height o
trol
place
gn - Environme
e species in Portland t
res –
e during the installatiorable manual isolation
of lift over pipeline pr
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
that pose a
3
on phase as n valve in
reventative 2
N/C
mary 613
27 of 35
with controls ce
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lihoo
d
Resi
dual
Ris
k
1 Low
1
Low
N/C N/C
PrOrW
H
N
rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer
Risk
ID
Hazard
3 Diesel spill – vcollision/foun
ote: N/C denotes “No
ction Manager ed: ABN 66 007 845 338 r a controlled document.
Poten
vessel ndering
Losma
Shoim
ot credible“
ntial Impact
ss of fuel oil into the arine environment oreline hydrocarbon pacts
Rev No: 0
Risk with no project specificcontrols in place
Cons
eque
nce
Like
lihoo
d
Inhe
rent
Ris
k
3 3 Med
Ge
c
Key Control Measur
• Vessel’s b• Vessels eq• Vessel nav• Position o• Local stak• Multiple fu• Emergenc• Oil Spill C• Oil Spill R
eographe Instal
Issue
res and other conside
bridge manned at all tquipped with Automatvigation lighting in plaf installation gazetted
keholders informed of uel tanks in place on y Response Plans and ontingency Plan in plaesponse training drills
llation Campaig
Date: 15/01/2013
erations
imes tic Identification Systeace as per class certifd and notice to marin installation location supply vessels to mini arrangements ace s
gn - Environme
em (AIS) fication ners provided and duration imise consequence of
ent Plan SummS4100AF706
Page 2
Risk win plac
Cons
eque
nce
f collision
3
mary 613
28 of 35
with controls ce
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dual
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Process OwneOrigin Energy When printed
5 Env
5.1 Origin’s commitmperform
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This com
Origin (a(HSEMS) communwith Aus
Origin’s and site energy especific Origin Co
er: ABU SA Productio Resources Limited: , this is no longer a c
vironmen
Origin Co Health, Safement to miniance continu
ommits to: Elimin
to peo
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Conduand co
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Taking
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and its contr to minimise
nities in whicstralian/New
focus on imp level Healthefficiency, gr locality and orporate HSE
Geog
on Manager ABN 66 007 845 338 controlled document
nt Manag
orporate Eety and Envirimise adversuously.
nate or manaople, damag
all employe
uct all activiommunity co
backed by Orating HSE messes.
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lishing and ctively manag
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raphe Inst
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age hazards e to propert
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ties in recogonsideration
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nes of accouinciples by w
s to identify,
communicatige incidents.
quate humane provided to
ementing andy as appropr
ication chan
oring and revto senior ma
cedures for tquirements.
tractors com
ary steps to m
ties to reducrials.
operates une the impactany operatesandard ISO 1
ronmental md Environmeas emissions
hey are howe
allation Ca
Rev No: 0
ent Policy SE) Policy pro the environ
and practicety or unaccep
their health,
gnition of shos.
policy whichinto the plan
untability to which Origin
classify, ass
ng documen
n resources,o manage, m
d maintaininriate.
nnels are ava
viewing HSE anagement, r
the purchase
mply with the
minimise the
ce waste and
der the Origts on employs. The Origin4001:2004 E
management nt plans that, waste, wat
ever, implem
ampaign -
0
ovides a pubnment and to
es that couldptable impac
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ted processe
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practices art outline speter and, whe
mented withi
Environme
Issue Date: 15/01
blic statemeno improve en
d cause accidcts on the en
environment
term econom
peration of a
HSE policy arates.
l and review
es to control
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or work proc
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of goods or se
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an environm
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re supportedecific strategere applicabln the overal
ent Plan SuS4100AF
1/2013
nt of the comnvironmental
dent, injury nvironment.
t obligations
mic, environ
all Origin Ene
nd communi
HSE risks in
l risks and
ng and HSE systems
edures that
with relevant
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ental event;
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d by businessgies to manale, land withll framework
ummary F706613
Page 29 of 35
mpany’s l
or illness
s; and
nmental
ergy’s
icate
all
s and
will be
t HSE
and holders.
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; and
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gin Corporateed and reporn improving mg regulatory reviewed and
Performaas identifiedance standa
phe Installatiementation s and risk are for the dura
Geog
on Manager ABN 66 007 845 338 controlled document
e HSEMS ensted to manamanagement non-compliad increased a
ance Objed a number ords, and meaon Campaignstrategy is in
e continually ation of the G
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t.
ures that enagement andt practices toance are repas required.
ectives, Staof environmeasurement cn. n place to re being reducGeographe In
allation Ca
Rev No: 0
vironmental regulators ao reduce env
ported the le
andards aental performcriteria to ad
eview and maced to ALARPnstallation C
ampaign -
0
l incidents anas required avironmental evel of routin
nd Measurmance objectddress source
anage activitP and performCampaign.
Environme
Issue Date: 15/01
nd non-compand that the impacts. Whne auditing o
rement Crtives, enviroes of risks ide
ties so that emance objec
ent Plan SuS4100AF
1/2013
pliances are re is a consthere incidenof HSE proced
riteria onmental entified for
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Page 32 of 35
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Page 33 of 35
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Issue Date: 15/01
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Page 34 of 35
Geographe WellsLat: -39o:06':29.4"Long: 142o:57':6"
Pipeline Tie-InLat: -39o:06':56.4"Long: 142o:56':0"