click below
click below
Normal Size Small Size show me how
Rigging and Hoisting
Question | Answer |
---|---|
Where is the center of gravity? | below the load hook |
rigging hardware should be able to | stretch |
Information needed for safe rigging and hoisting | Good judgement of distance, heights, and clearances, knowledge of hoisting equipment and the object being lifted |
If any stitches come lose on a nylon strap you should | stop using them immediately and take them out of service |
Overhead crane controls are called | Pendant |
If the rigging hand signals are unclear you should | stop and talk to your team to come up with clear signs |
Things that can cause rigging and hoisting accidents | Load weight unknown, Exceeding capacity of equipment, broken equipment ,Extreme weather conditions, Temperature, Winds, no Visibility, Powerlines, Improper rigged load Uncontrolled, motion Overloading landing area Poor planning and lack of training |
Riggers responsibilities | Proper inspection and use of slings and other rigging hardware judgment of distances, heights and clearances. Capacity of the hoisting device How to rig the load safely lift the load so that it is stable. How to recognize damage to ropes Hand signals |
STS | Suspension Trauma step a strap attached to harnesses that helps with leg circulation by relieving pressure to the arteries & veins at the top of the leg after a fall. Reduces anxiety and shock. Recirculates blood flow to the brain. |
Welding harnesses are made of | Kevlar and Nomex |
Climbing harnesses are used for a max fall height of__________ | 2 feet or less |
The D-rings on a rescue/confined space harness______________ | keep the worker upright so they can be rescued |