Decommissioning and abandonment

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Decommissioning and abandonment

HSDG

High sulphur dyed gasoil Health and Safety Executive (UK) Health, safety and environment

HSE

HT HV HW

High tensile

Vickers hardness

High water

HWM

High water mark

I

Second moment of area (or moment of inertia) The International Chamber of Shipping

ICS

ID I D

Internal diameter

Density index (granular soil compaction)

i.e. IFC

id est (= that is)

International Finance Corporation Institution of Gas Engineers and Managers

IGEM

in

Inch (1 in = 25.4 mm) Inertial navigation system Institute of Petroleum Inspection plan

INS

IP

Intersection point (between two straights of pipe route – with a horizontal radius between TPs) Intelligent pig (or pigging) Improved plow strength (for wire ropes) International safety guide for oil tankers and terminals International Standards Organisation Integrated production bundle

IPB IPS

ISGOTT

ISO

IWRC

Independent wire rope core

JIP JIS

Joint industry project

Japanese Institute of Standards JONSWAP Joint North Sea wave project kip Kilopound (= 1000 lbf) KP

Kilometre point (chainage in km along pipe route)

KPI

Key performance indicator Local authority fire brigade Lowest astronomical tide Long base line (survey) Lack of cross penetration Low density polyethylene Lack of fusion surface Lack of fusion subsurface Linear heat detection Liquid limit (clay soils) Low frequency Linear low density polyethylene Lower marine riser package Liquid crystal

LAFB LAT

LBL

LC

LCP LDPE LFS LFSS LHD LF

LL

LLDPE LMRP

LNG

Liquid natural gas

LO LP

Lift-off point (or touch down point for pipe catenary)

Low pressure

LPG lpm

Liquefied petroleum gas

Litres per minute

LRFD

Load and resistance factor design

LRJ

Lower riser joint

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