Cargo Handling Flashcards
What type of topping lift is installed on most Navy booms?
Multiple topping lifts with their hauling parts made fast to the winch drums at all times.
What type of rigs make tipping procedures less complicated, safer, and swifter?
Rigs with topping lift winches
What are the 2 booms used in the yard and stay method of cargo handling?
(1) The hatch boom and (2) the yard boom
Why is the yard boom rigged out to one side?
So that the head of the boom is over the dock or pier
What hook is usually used on a yard and stay rig?
A triple swivel hook
In rigs with topping lifts, what is the first procedure to start up topping lift winches?
Request power for winches
What must be done to winches before testing?
Winches with clutches should be disengaged first
Why are winches without clutches not tested?
Because it could result in danger to wither the winch, wire, or cargo boom
What 2 things are accomplished by doubling up a cargo whip when rigging yard and stay cargo handling gear for heavy lifts?
(1) It doubles the load that may be lifted by the whip and (2) it reduces the load on the winch by half
How are most yard and stay rigs constructed?
By using 3/4 inch, 6x37 wire and a block with a 15 inch sheave for a runner.
