Decommissioning and abandonment

56

Decommissioning and abandonment

S

South

SA

Single armour (cable)

SAC SAF

Special area of conservation Stress amplification factor Scottish area gas evacuation Single armour light (cable) Single anchor leg mooring Submerged arc welding

SAGE

SAL

SALM SAW SAWH SAWL SBM

Submerged arc welding (helical seam) Submerged arc welding (longitudinal seam) Single buoy mooring (see SPM)

SBL

Short base line (survey)

SCADA

Supervisory control and data acquisition

SCC SCF

Stress corrosion cracking Stress concentration factor Single column floaters Steel catenary riser

SCR

SCSSV SDGPS

Surface-controlled sub-surface safety valve Satellite differential global positioning system

SE sec

South east

second

SFPS

Semi-floating production system Semi-submersible floating production systems Specific gravity – density of material compared with water or air (SG for soil compaction in USA, see I D ) Strategic fuel reserve

SFR

SG

SIL

Safety-integrity level Shut-in wellhead pressure Skew load factor (lifting)

SIWP SKL

S.L.

Sensu lato (= in the broad sense), Satellite link

SLHR SLOR

Single leg hybrid riser

Single leg offset riser (see SLHR)

SLS SM

Serviceability limit state Standard modulus

SMAW SME SMYS SOW SQEP

Submerged metal arc welding Subject matter expert Specified minimum yield strength Suitably qualified and experienced Stress – number of cycles (fatigue) Scope of works

S-N SPL SPM

Special load (tugger and guide lines for lifting) Single point mooring – can be buoy (see SBM) or tower system

SPARNAV

Spar navigation

SPT SPU SRB

Standard penetration test Syntactic polyurethane Sulphate-reducing bacteria Super-short base line Sulphide stress cracking Stainless steel

SS

SSBL SSC STT SSIV

Surface tension transfer welding (pulsed GMAW)

Subsea isolation valve