What is Collision Bulkheads and its Use ?

Collision bulkheads —

(1) Every ship shall be fitted with a collision bulkhead, which shall be watertight upto, the freeboard deck. This bulkhead shall be located at a distance from the forward perpendicular of not less than 5 percent of the length of such ship or 10 meters, whichever is less.
Provided that in exceptional cases, where the Chief Surveyor to the government on India is satisfied, having regard to the safety of the ship, permit such distance upto 8 percent of the length of the ship.

(2) Where any part of the cargo ship below the waterline extends forward of the forward perpendicular, Such as a bulbous bow, the distances stipulated in above paragraph  shall be measured from a position –