You are towing a 1000 gross ton gasoline tank barge. Regulations say that cargo tank hatches, ullage holes, and Butterworth plates may remain open without flame screens ONLY ______________.
A
if the barge is towed on a hawser astern
B
if an approved type B-II fire extinguisher is provided
C
when the open tanks are gas free
D
for periods not to exceed five minutes
E
İlgili Sorular
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