Slowing Down - Shiphandling Facts and Rules

Question 1

Slowing Down - rudder cycling

Answer 1

with small course alterations - more effective in ballast than in loaded condition (Hooyer pg 32)

Question 2

Slowing Down - speed reduction from full speed - 20% rules
(Hooyer)

Answer 2

• 20% ahead turns creates more resistance than stopped propeller (Hooyer pg 32)
• 20% astern turns is initially more effective than working full astern due to cavitation (Hooyer pg 33)