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Local Fuel – Shoreham Oil Terminal
Gasoline Ship Import – Layers of Protection Analysis
P & I Design Ltd
DOCUMENT NO: LF364002_RPT
2 Reed Street, Thornaby, UK, TS17 7AF
ISSUE: E DATE: 30.07.15
Tel: + 44 (0)1642 617444
PAGE 21 OF 38
Fax: + 44 (0)1642 616447
www.pidesign.co.uk5.2
Ship Transfer
Gasoline is imported from a ship in packages of up to 2,000 m
3
, although the ship could be
carrying more of different products in different compartments. The amount to be imported
is transmitted to the site management and the client’s surveyor. The management team
check the receiving tank to confirm level in the tank and ullage available. The import
operation is carried out under operational procedures with radio contact between the ship
and the terminal operator. Any problems with the operation are advised and the operation
is stopped.
5.3
LOPA Review
5.3.1
General Notes
Grade of Product
Gasoline
Number of Import Operations per year
10
(of which up to 3 are imported during
4:00pm and 8:00 am)
Average quantity transferred
1000m
3
Number of Tanks
2
Maximum flowrate
400Te/hr
Tank Sizes
Tank 1
1 @ 2233 m
3
(Normal Fill Level)
Tank 3
1 @ 1585 m
3
(Normal Fill Level)
Night Time - Total time transfer occurs
(3 imports)
5.6 hrs/yr
Fraction of year transferring (5.63/8760) 0.00064 for 3 imports per year
Total time transfer occurs
(10 imports) 18.8 hrs/yr
Fraction of year transferring (18.8/8760) 0.00214 for 10 imports per year