1 Pumping and drainage arrangements should be
such as to prevent the accumulation of water on any such decks.
2 In respect of scuppers and drainage pumps, the
following should be complied with:
-
1 when calculating the amount of water, the capacity
of both the water spraying system pumps and required number of fire
hose nozzles should be taken into account;
-
2 the drainage system should have a capacity of
not less than 125% of the capacity specified in paragraph 2.1 above;
and
-
3 bilge wells should be of sufficient holding
capacity and should be arranged at the side shell of the ship at a
distance from each other of not more than 40 m in each watertight
compartment.