Question

1. the d - ring or support point on a safety harness should be placed

a. between the shoulder blades
b. at the back of the neck
c. around the waist
d. over the rib cage

1. a personal fall arrest system should be inspected monthly by a

a. co - worker
b. state safety inspector
c. project manager
d. competent person

1. lanyards that have no shock - absorbing features are used for

a. workers under 150 pounds
b. positioning
c. working on scaffolds
d. climbing ladders

1. when placing a ladder against a platform or roof, the top of the ladder should extend above the point where the ladder touches the platform or roof by at least

a. 2 feet (61 cm)
b. 3 feet (91 cm)
c. 4 feet (1.2 m)
d. 5 feet (1.5 m)

1. when performing overhead work on scaffolding, what protective measures must be taken to prevent objects from falling and striking a person below?

a. fall arrest systems are used.
b. alarm systems should be enabled.
c. toeboards, debris nets, or canopies must be applied.
d. warning tags are posted on the scaffold.

1. when stacking materials such as bricks or block, do not stack materials beyond a

a. 3:1 height - to - base ratio
b. 4:1 height - to - base ratio
c. 5:1 height - to - base ratio
d. 10:1 height - to - base ratio

1. benching systems are prohibited in

a. type a soils
b. type b soils
c. type c soils
d. solid rock

Explanation:

1. The D - ring on a safety harness should be placed between the shoulder blades for proper weight distribution and fall protection.
2. A personal fall arrest system should be inspected monthly by a competent person who has the knowledge and training to identify defects.
3. Lanyards without shock - absorbing features are often used for positioning to keep workers in a fixed location.
4. When placing a ladder against a platform or roof, the top should extend at least 3 feet (91 cm) above the contact point for safe climbing on and off.
5. When doing overhead work on scaffolding, toeboards, debris nets, or canopies are used to prevent debris from falling and striking someone below.
6. When stacking materials like bricks or block, a 4:1 height - to - base ratio helps maintain stability and prevent tipping.
7. Benching systems are prohibited in Type C soils which are cohesive and have low shear strength, making them more prone to collapse.

Answer:

1. a. between the shoulder blades
2. d. competent person
3. b. positioning
4. b. 3 feet (91 cm)
5. c. Toeboards, debris nets, or canopies must be applied.
6. b. 4:1 height - to - base ratio
7. c. Type C soils