CSS CSS - Certified Safety Supervisor Ergonomics and Confined Space Safety Questions and Answers 2

Question 1

A Lifting Index (LI) value greater than what number indicates a high risk of work-related musculoskeletal disorders according to NIOSH?

Accepted Answer

2.0

Answer

0.5

Answer

1.0

Answer

3.0

Question 2

When testing a confined space atmosphere before entry, what is the correct testing sequence?

Accepted Answer

Oxygen, then flammability, then toxics

Answer

Flammability, then oxygen, then toxics

Answer

Toxics, then oxygen, then flammability

Answer

Temperature, then oxygen, then flammability

Question 3

Which ergonomic intervention is considered an engineering control for reducing musculoskeletal injury risk?

Accepted Answer

Installing a height-adjustable work surface

Answer

Rotating job assignments every two hours

Answer

Training workers on proper lifting technique

Answer

Scheduling additional rest breaks

Question 4

Under OSHA 1910.146, who is authorized to cancel a confined space entry permit?

Accepted Answer

The entry supervisor

Answer

Any worker in the space

Answer

The attendant from outside

Answer

OSHA compliance officer only

Question 5

Whole-body vibration exposure is most commonly associated with which musculoskeletal condition?

Accepted Answer

Lower back disorders

Answer

Carpal tunnel syndrome

Answer

Rotator cuff tears

Answer

Lateral epicondylitis

Question 6

A hot work permit is being issued for welding inside a confined space. Which additional precaution is specifically required compared to an ordinary hot work permit?

Accepted Answer

Continuous atmospheric monitoring and continuous ventilation throughout the work

Answer

Fire extinguisher placement only

Answer

A spotter positioned at the entrance only

Answer

Increased lighting levels inside