module 6
1. Because of its toughness, shackles for most overhead lifting are made from __
forged steel
2. The maximum load weight that a sling is designed to carry is the __
rated capacity
Which hand signal standards were developed for use with mobile and overhead cranes?
ASME
Most alloy steel chain slings can be used in temperatures up to _ _ .
500°F
Which style of eyebolts can be used for angular loading applications?
Alloy
If a wire rope sling appears to be damaged, the decision to keep it in service can only be made by a __
qualified person
Which style of hook is designed to be used on alloy chain slings?
Eye hook
In general industry, the most widely used type of shackle is the __ design
screw pin
To lift heavy loads, all chain hoists use a(n) __ system.
gear
To calculate the total sling stress applied during a lift, you need to know the total weight of the load and the ____.
angle at which the slings will attach
Which type of hitch is ideal for lifting bundles of items, such as pipes?
Double-wrap choker hitch
Wire rope slings must be inspected __ .
before each use
A designated person must inspect eyebolts once each __.
year
Which of the following consists of two or more slings attached to the same hook?
Bridle hitch
Hand signals are used to communicate __ .
load navigation directions
Sling stress is doubled at a horizontal sling angle of __ .
30 degrees
Two double-wrap choker hitches are recommended when lifting a load longer than __ feet.
.12
When a tattle-tail has been pulled into the jacket, the sling has been __ .
overloaded
A navigational signal of one or both arms extended, palms down, and retracted in rapid motion indicates __ .
emergency stop
The only personnel allowed on the landing zone are __ .
tag line tenders