CHST CHST - Construction Health and Safety Technician Scaffolding and Elevated Work Platforms Questions and Answers

Question 1

According to OSHA 29 CFR 1926.451, what is the minimum load capacity a scaffold must support?

Accepted Answer

4 times the intended load

Answer

OSHA requires scaffolds to be capable of supporting at least 4 times the maximum intended load.

Question 2

Who is qualified to design a scaffold system that must support a load exceeding its rated capacity?

Accepted Answer

A registered professional engineer

Answer

A registered professional engineer must design scaffolding systems when loads exceed standard rated capacities.

Question 3

What is the maximum allowable gap between a scaffold platform and the face of the work for plastering or lathing operations?

Accepted Answer

14 inches

Answer

OSHA permits a maximum 14-inch gap between the scaffold platform and the work face for plastering or lathing.

Question 4

When must a scaffold be inspected by a competent person?

Accepted Answer

Before each work shift and after any event that could affect structural integrity

Answer

OSHA requires scaffold inspection before each work shift and after any occurrence that could affect the scaffold's structural integrity.

Question 5

What is the minimum distance a scaffold must be maintained from power lines rated at 50 kV or less?

Accepted Answer

10 feet

Answer

OSHA 1926.416 requires scaffolds to be kept at least 10 feet away from power lines rated at 50 kV or below.

CHST - Construction Health and Safety Technician Practice Test