Page 295 - statbility for masters and mates

Fig. 31.2. Maximum squats against ship speed for 250 000 t. dwt supertanker.
AS cross-section of ship at amidships b T. AC cross-section of canal B H.
Blockage factor S AS b T: AC B H
yo static underkeel clearance. HT range is 1.10 to 1.40.
Blockage factor range is 0.100 to 0.265.
Width of influence FB Equivalent `B' in open water. b
Vk speed of ship relative to the water, in knots. Aw Ac AS
`B' 7:7 20 1 CB 2 ship breadths
Fig. 31.3
Ship squat 283