QUESTION

a) Sketch the fwd section of a ship to show the position of the following component parts of the ships anchorage system; hawse pipe, cable stopper, windlass and cable lifter, spurling pipe and chain locker.

b) Describe a chain stopper and state it's purpose.

c) Show by means of a sketch how an anchor cable is attached to the ship.

d) Describe how a chain locker is drained of water, sand and mud.

ANS - a) SKETCH

b) The chain stopper is used to hold the anchor chain in place once the anchor has been lowered and it takes the strain on the anchor when the anchor is raised and in place.

c) The final link of the anchor chain is secured to a half shackle which is welded to a secure point of the ships structure in the chain locker, bulkhead or deck and is known as the bitter end

d) A chain locker is drained of water, sand and mud by means of a bilge educator which is normally driven by water from the fire main or general service main.

The reason for using a bilge educator is that sand and mud mixed with water would damage a normal pump.