Section 11(4) in The Merchant Shipping (Crew Accommodation) Rules, 1960
(4)In every ship of 3,000 tons or over every such side scuttle shall be at least [30.5 centimetres] [Substituted by G.S.R. 61, dated 6th January, 1967] in diameter. The Central Government may exempt any ship form the requirements of this sub-rule to the extent that it is satisfied that compliance therewith is unreasonable or impracticable in the circumstance.
