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Revised 05/01/2016 <br />Space/Condition <br />All hotwork <br />Vessels >200 ft. = 2 gangways <br />Fuel oil tanks and piping systems. <br />including pumps, strainers, vents and <br />associated equipment <br />Hydraulic, lube, slops orwaste oil tanks <br />and their associated piping systems <br />Engne rooms, diesel generator rooms, <br />reeferflats, machinery spaces, shaft alleys <br />and steering gear compartments <br />Cargotanks orcompartments that contain <br />or have contained hazardous materials <br />in cluding flammable or combustible gases, <br />liquids or solids. <br />Sewage holding tanks and piping systems <br />including pumps and vents <br />Refrigeration and/or cooling systems using <br />Freon or ammonia <br />Work on bulkheads, overheads, decks <br />directly adjacent to those compartments <br />listed above andfoam insulated <br />compartments. <br />On pipelines, heating coilsorother <br />accessories connected to spaces that <br />contain or have last containedfuel. <br />Exception: f the flammable gases or <br />liquids have aflash point above 150 <br />degrees F and the distance between such <br />spaces and the work smore than 25feet. <br />Foam insulated compartments such as <br />refrigerated cargo holds;fish holds or <br />processingareas <br />Drycargo holds <br />Blges <br />Engine room and boiler spaces for which a <br />Marine Chemistcertificate is not required <br />Any otherenclosed spaces forwhich a <br />Marine Chemist certificate is not required <br />Required On -site Action <br />Vessels <200 ft. = 1 gangway <br />Exhaust ventilation needed h confined and <br />enclosed spaces. <br />Vessel fire protection systems must be in <br />service. <br />SC P is fire watch. <br />Remote foam and bits 36" Wet <br />down foam within 5' <br />Charged 1 %" line and uncharged 1 Y."line. <br />AREAS WITH HIDDEN FOAM: <br />Watch continuesfor60 minutes past hot <br />work. <br />Welds cooled with water every 3" <br />Documentation Required <br />Seattle Fire Department Permit (689- <br />WELD). <br />Marine Chemist Certificate <br />Exhaust ventilation needed inconfined and Shipyard Competent Person Testing Log <br />enclosed spaces. <br />Vessel fire protection systems must be in <br />service. <br />All other hotworkbcations Inspection of area and adjacentspace by None <br />Engineer -in -Charge to ensure the area is free of fire hazards. Approval is valid for no more <br />than 8 hours. <br />