Methanol Fuel Tank Cleaning for Dual-Fuel Bulk Carriers – IGF Code Compliant
Methanol Fuel Tank Cleaning for Dual-Fuel Bulk Carriers – IGF Code Compliant
VietNam Shiprepair completed Methanol Fuel Tank Cleaning and gas freeing on the dual-fuel methanol bulk carrier LEM AZALEA (ABS Class) at Ha Long Anchorage, Vietnam. The tanks contained residual methanol after shipyard system trials. The owner requires a Gas Free Certificate before commencing official methanol bunkering for main engine operation.
Marine Services available at Ha Long Anchorage and nationally: Ho Chi Minh Port and Anchorage, Hai Phong Port, Phu My Port – Vung Tau Anchorage, and all other Vietnamese ports and anchorages.
Methanol fuel tank condition prior to cleaning – LEM AZALEA, Ha Long Anchorage
Critical Requirement
Residual methanol and vapors after factory trials prevent safe entry and official bunkering. Gas Free Certificate cannot be issued until atmosphere meets safe limits. Delays directly affect operational schedule and commercial performance.
Executed Process (IGF Code / MSC.1/Circ.1621 compliant)
Residual methanol drained to minimum level
Two-stage gas freeing: inert gas purging followed by controlled air introduction
Portable high-pressure water washing (no fixed tank cleaning system fitted on methanol fuel tanks)
Washing water containing methanol collected for controlled disposal
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