海事合规 11 项
Inert Gas System and Tank Atmosphere Inspection
此检查清单为英文版。
Checks the inert gas system, tank atmosphere control, and safety devices on tankers under SOLAS Chapter II-2 and industry guidance.
SOLASISGOTT
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IG Plant and Gas Quality
- Is the inert gas system capable of delivering gas with oxygen content not exceeding 5% by volume? *
- Are the scrubber, blowers, and cooling arrangements operating correctly? *
- Enter the oxygen content of delivered inert gas at the point of supply (% by volume).
Safety Devices and Non-Return Arrangements
- Is the deck water seal (or equivalent non-return device) functioning to prevent back-flow of hydrocarbon gas? *
- Is the deck (P/V) mechanical breaker charged and at the correct level? *
- Are non-return valves and isolating arrangements between IG main and cargo tanks operational? *
Alarms and Instrumentation
- Are oxygen and pressure alarms/trips for the IG system tested and functional? *
- Are fixed and portable oxygen and hydrocarbon gas measuring instruments calibrated and available? *
Tank Atmosphere Control
- Are cargo tanks maintained in an inert condition (below 8% oxygen) during carriage and cargo operations as required? *
- Are purging and gas-freeing operations conducted per approved procedures with atmosphere monitoring? *
- Is positive pressure maintained in cargo tanks to prevent air ingress? *
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