LNG Gas Tanker Cargo Operations Safety Checklist
This LNG gas tanker cargo operations safety checklist ensures compliance with the International Gas Carrier Code (IGC Code, mandatory per SOLAS Chapter VII), SIGTTO (Society of International Gas Tanker and Terminal Operators) guidelines, OCIMF Ship-to-Ship Transfer Guide for Liquefied Gases, and terminal Ship-Shore Safety Checklist requirements. LNG cryogenic cargo at -163°C demands exceptional discipline in cargo handling procedures.
- Industry: Maritime
- Frequency: Per Event
- Estimated Time: 1-2 hours
- Role: Cargo Officer / Chief Officer
- Total Items: 30
- Compliance: IGC Code International Gas Carrier Code, SIGTTO LNG Shipping Suggested Competency Standards, OCIMF Ship-to-Ship Transfer Guide Liquefied Gases, SOLAS Chapter VII Carriage of Dangerous Goods, ISGOTT Tanker Safety Guide (Gas Tanker Section)
Pre-Operation Safety Checks
Before LNG cargo operations commence.
- Ship-Shore Safety Checklist completed with terminal representative?
- Fixed and portable gas detection systems tested and operational?
- Inert gas system operational and cargo tanks in correct atmosphere?
- Bonding/earthing cable connected between ship and shore?
- Emergency Shutdown System (ESD) tested and linked with terminal?
Cargo System Checks
LNG cargo equipment readiness.
- Cargo pumps tested and ready for operation?
- Cargo tank pressure/vacuum relief valves set correctly?
- Loading/discharge arms or cryogenic hoses connected and leak tested?
- Cargo lines cooled down before commencing loading operations?
- Boil-off gas (BOG) management plan agreed with terminal?
Gas Hazard Controls
Gas safety measures.
- All ignition sources removed from cargo area?
- Cryogenic PPE (face shield, cryo gloves, coveralls) available at cargo station?
- No smoking/naked flame policy enforced throughout vessel?
- Gas alarm levels (20% LEL warning, 60% LEL shut-down) confirmed functional?
- Emergency muster plan for gas release posted and understood?
Cargo Monitoring
Active monitoring during operations.
- Tank level gauging system operational and being monitored?
- Tank pressure monitored continuously within operating limits?
- Cargo temperature sensors functional across all tanks?
- High-high level alarm set and ESD activation confirmed?
- Vessel trim and list monitored throughout loading for stability?
Operation Completion
Post-operation checks.
- All cargo valves closed and confirmed after completion?
- Loading arms/hoses safely disconnected and blanks fitted?
- Remaining heel quantity confirmed and documented for voyage?
- Cargo report (quantity loaded/discharged) agreed with terminal?
- Bonding cable removed only after all cargo hoses disconnected?
LNG Operation Records
Cargo documentation.
- Cargo operations log entries complete with times and quantities?
- Before and after ullage/temperature reports filed?
- ESD test record signed by master and terminal?
- Any gas release, spill, or ESD activation formally reported?
- LNG Operations Notes
Related Maritime Checklists
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- Cargo Plan Approval and Pre-Loading Verification Checklist
- Cargo Loading and Vessel Stability Checklist
- Container Ship Operations and IMO CTU Inspection Checklist
- Port State Control Deficiency Response and Closure Checklist
- Marine Insurance Pre-Survey Condition Assessment Checklist
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- Dive Support Vessel (DSV) Operations Safety Checklist
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Why Use This LNG Gas Tanker Cargo Operations Safety Checklist?
This lng gas tanker cargo operations safety checklist helps maritime teams maintain compliance and operational excellence. Designed for cargo officer / chief officer professionals, this checklist covers 30 critical inspection points across 6 sections. Recommended frequency: per event.
Ensures compliance with IGC Code International Gas Carrier Code, SIGTTO LNG Shipping Suggested Competency Standards, OCIMF Ship-to-Ship Transfer Guide Liquefied Gases, SOLAS Chapter VII Carriage of Dangerous Goods, ISGOTT Tanker Safety Guide (Gas Tanker Section). Regulatory-aligned for audit readiness and inspection documentation.
Frequently Asked Questions
What does the LNG Gas Tanker Cargo Operations Safety Checklist cover?
This checklist covers 30 inspection items across 6 sections: Pre-Operation Safety Checks, Cargo System Checks, Gas Hazard Controls, Cargo Monitoring, Operation Completion, LNG Operation Records. It is designed for maritime operations and compliance.
How often should this checklist be completed?
This checklist should be completed per event. Each completion takes approximately 1-2 hours.
Who should use this LNG Gas Tanker Cargo Operations Safety Checklist?
This checklist is designed for Cargo Officer / Chief Officer professionals in the maritime industry. It can be used for self-assessments, team audits, and regulatory compliance documentation.
Can I download this checklist as a PDF?
Yes, this checklist is available as a free PDF download. You can also use it digitally in the POPProbe mobile app for real-time data capture, photo documentation, and automatic reporting.