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Local Fuel plc - Shoreham Oil Terminal
Safety Instrument System Functional Safety Assessment Stage 5
P & I Design Ltd
DOCUMENT NO: LF364100_RPT
2 Reed Street, Thornaby, UK, TS17 7AF
ISSUE: A DATE: 15.06.2015
Tel: + 44 (0)1642 617444
PAGE 22 OF 32
Fax: + 44 (0)1642 616447
www.pidesign.co.uk5.4
Design Documentation
As stated in Section 4.12 the following documentation requires to be modified to reflect
the modifications.
5.4.1 Safety Requirement Specification
This is detailed in Section 5.2.
5.4.2 SIL Verification Document
This is detailed in Section 5.3.
5.4.3 Equipment Specifications
Specification
Number
Title
Revision
LF364001_SPC
Level Switch – Floating Deck
Switching points to be checked with LOC document when received see
Action 10.
A
LF364002_SPC
Level Switch – Fixed Roof
Switching points to be checked with LOC document when received see
Action 10.
Actual insertion lengths for Tanks 11, 18, 18A 21 and 22 to be added
following Action 10.
A
LF364005_SPC
Annunciator
A
LF364006_SPC
Pipeline Import Valve
There is no mention of the valve slow closing on the specification.
Reference is made to actuator details appearing on sheet 2, yet sheet 2 is
Documentation Requirements, it should say see specification
LF364021_SPC
A
LF364007_SPC
Overfill protection/ESD Safety Relays
A
LF346008_SPC
Isolating units
A
LF346009_SPC
Isolating units
A
LF364021_SPC
Valve Actuator
Add reference to valve details on LF364006_SPC
A
LF364056_SPC
East Bund SIS AC JB
A
LF364057_SPC
West Bund SIS AC JB
A
LF364058_SPC
East Bund SIS DC JB
A
LF364059_SPC
West Bund SIS DC JB
A
LF364060_SPC
East Bund SIS IS JB
A
LF364061_SPC
West Bund SIS IS JB
A
LF364062_SPC
Additive Tanks SIS IS JB
A