Sts transfer Operations Plan


Appendix D STS Transfers Involving Vapor Balancing



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Appendix D STS Transfers Involving Vapor Balancing


Check List 9 STS Transfers Involving Vapor Balancing

Check List 9 STS Transfers Involving Vapor Balancing



Ship to Ship Transfer in Port

Checklist for STS Transfers Involving Vapor Balancing

Discharging Ship’s Name:

Receiving Ship’s Name:

Name of POAC:

Name of STS Superintendent if Different from POAC:

Date of Transfer:

Location of Transfer

Discharging/Receiving Ship/Terminal
(Select as applicable )


Discharging Ship

Receiving Ship

Remarks

1

Pressure in cargo tanks (mm, WG or psi)










2

Oxygen content in tank below 8% by volume










3

Responsible persons in possession of written permissions for cargo operations to commence










4

Within the last 24-hours tanks high level and overfill alarms tested.










5

Vapor recovery/balancing valves are correctly positioned










6

Vapor recovery hose inerted










7

Deck seal and PV breaker levels have been checked and are satisfactory










8

Leak testing performed by







(State method)

9

Pressure and vacuum relief settings:

Liquid PV Breaker

Tank PV Valves

Mast head PV Valve(s)

Other PV relieving devices








(Specify)

10

Type of vapors from present/previous cargoes







(Refer to MSDS)

11

Initial cargo transfer rate (m3/hr or bbls/hr)










12

Maximum cargo transfer rate (m3/hr or bbls/hr)










13

Maximum acceptable pressure differential at maximum transfer rate (mm, WG or psi)










14

Cargo tank pressure range to be maintained (mm, WG or psi)










15

Cargo tank pressure alarm set points:

High alarm (mm,WG or psi)

Low alarm (mm, WG or psi)











16

Inert gas main pressure alarm set points:

High alarm (mm, WG or psi)

Low alarm (mm, WG or psi)











17

Vapor emission control system pressure alarm set points:

High alarm (mm,WC or psi)

Low alarm (mm, WG or psi)











18

Oxygen analyzer checked and calibrated

Alarm set point (% volume)









(Specify)

19

Agreement of procedures – Start up, shutdown, Low Pressure & High Pressure alarms










Name:

Rank:

Signature:

Date:


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