Petroleum Development Oman L. L. C. Document Title: Specification for hse cases


Example Hazard and Effects Register



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24Example Hazard and Effects Register


Hazard ID

Hazard

Activity

Threats

Controls

Top Event

Consequence

Risk Ranking

Recovery Measures

P

E

A

R

H-01.01

Crude oil under pressure

Loading Crude at the SBM

Integrity Failure: hose, flange, piping.

Programme of equipment inspections:

  • Floating Hose – daily

  • Underwater hose- 6 mths

  • SBM topsides- daily

  • Submarine pipeline- 5 yearly

  • Pipeline pigging -5 yearly

Corrosion protection:

  • Impressed current Anodes

Replacement:

Change-out equipment on a time & condition basis



Oil Spill

Localised environmental impact

-

C3

C2

C2

  1. Oil spill contingency

  2. Pollution control capability

  3. Radio controlled ESD from vessel

  4. 3 yearly MOSAG oil spill audit










Anchor Handling

  • Ship’s Anchors lashed & checked

  • Restricted area defined

  • Pipeline route area under observation

Damaged Pipeline

Localised environmental impact

-

C3

B3

C2

  1. SBM/ PL redundancy

  2. OSR capability

  3. Continuous diving capability










Vessel collision with SBM

  1. Engine use procedure

  2. Foc’sle watchkeeper

  3. Tug assistance available

Damaged SBM

Localised environmental impact

-

C3

B3

C2

  1. Spare SBM

  2. SBM Redundancy

  3. Critical SBM spares available


25Safety Critical Elements Categories


Those SCEs in the SCE Management Manual relevant only to offshore facilities have been omitted.

SCE Code

SCE Description

SCE Code

SCE Description

SI001

Foundation Structures

PS004

Firewater Pumps

SI002

Topsides & Surface Structures

PS005

Firewater Ringmain

SI003

Mechanical Handling Equipment

PS006

Passive Fire Protection

SI005

Road Vehicles

PS007

Gaseous Fire Protection Systems

SI008

Drilling Systems

PS008

Fine Water Spray Systems

PC001

Pressure Vessels

PS009

Sprinkler Systems

PC002

Heat Exchangers

PS010

Power Management Systems

PC003

Rotating Equipment

PS011

Fixed Foam Systems

PC004

Onshore Tanks

PS012

Sand Filters

PC005

Piping Systems

PS013

Chemical Injection Systems

PC006

Pipelines

SD001

ESD Systems

PC007

Relief Systems

SD002

Depressurisation Systems

PC008

Well Containment

SD003

HIPPS Systems

PC009

Fired Heaters

SD004

Operational Well Isolation

IC001

Hazardous Area Ventilation

SD005

Pipeline Isolation Valves

IC002

Non-Hazardous Area Ventilation

SD006

Process ESDVs

IC003

Certified Electrical Equipment

SD008

Drilling Well Control

IC005

Earth Bonding

SD009

Utility Air

IC006

Fuel Gas Purge Systems

ER001

Temporary Refuge/Muster Areas

IC007

Inert Gas Blanket Systems

ER002

Escape & Evacuation Routes

IC008

Miscellaneous Ignition Control Components

ER003

Emergency/ Escape Lighting

IC009

Flare Tip Ignition Systems

ER004

Communications Systems

DS001

Fire & Gas Detection Systems

ER005

Uninterruptible Power Supply

DS002

Security Systems

ER007

Emergency Power

DS003

Water in Condensate (gas dew point) Measurement

ER010

Drain Systems

PS001

Deluge Systems

LS001

Personal Survival Equipment (PSE) Drain Systems

PS002

Fire and Explosion Protection

-







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