Question

multiple choice. choose the one alternative that best completes the statement or answers the question. 1. before attempting to lift any material, __ a. look for any protruding nails, wires, or sharp edges b. use a safety harness c. ask your supervisor for help d. ensure the stacking ratio is no greater than 3:1 2. before attempting to lower an overhead load, a. put on a back support belt b. shrink wrap the load c. set up a fall zone d. size up the load 3. what is the proper procedure to lift objects? a. bend over with your knees straight, feet together, and then lift. b. lift with your back, keep your legs straight, and keep your arms up. c. lift with your legs, keep your back straight, and keep your head up. d. lift with your arms, keep your legs straight, and keep your head up. 4. when stacking bags of material that are the same width, step back and cross key the bags a. in each tier above seven feet b. until the stack reaches four feet c. every 10 bags high d. all the way to the top of the pile 5. never stack or store materials __ a. in cabinets b. on scaffolds c. outdoors d. on pallets

Explanation:

1. Safety - looking for hazards like protruding nails etc. before lifting is important to prevent injury.
2. Sizing up the load helps in determining the best way to lower it safely.
3. Lifting with legs, keeping back straight is the proper ergonomic way to prevent back - injuries.
4. Cross - keying bags helps in making the stack stable.
5. Stacking on scaffolds is unsafe as it can lead to instability and falls.

Answer:

1. a. look for any protruding nails, wires, or sharp edges
2. d. size up the load
3. c. Lift with your legs, keep your back straight, and keep your head up.
4. d. all the way to the top of the pile
5. b. on scaffolds