Topping lift
8-3-040
The tackle which takes the weight of a derrick and its load and controls the angle of elevation of the derrick.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
8-3-040
The tackle which takes the weight of a derrick and its load and controls the angle of elevation of the derrick.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM