Without oil spill fuel load or transverse collision or grounding, double skin composite, double bottom and cover trunk.

摘要

1. Oil (1) without loading or discharge of fuel collision or stranding structure characterized by a double skin, with a horizontal distance between the outer shell (2) and inner liner (3) from 0.3 times sleeve the vessel, and a double bottom (4) of height equal to 0.175 times the sleeve; a log (9) on the cover (5) with bulkheads extending to the bottom (14) of the vessel; and a permanent ballast consisting of steel plates or bars (13) fixed to the bottom plate (14) by welding points or alternatively by grout.