Licensed Electrical Contractor OSHA Safety Standards 3

Question 1

According to OSHA 1926.502, when must a personal fall arrest system (PFAS) be inspected?

Accepted Answer

Before each use by the user

Answer

Monthly by a supervisor

Answer

Annually by a certified inspector

Answer

After every 10 uses

Question 2

Under OSHA 1910.303(b)(1), the minimum working clearance in front of electrical equipment rated 0–150V to ground operating at 0–150V nominal is:

Accepted Answer

3 feet

Answer

18 inches

Answer

4 feet

Answer

6 feet

Question 3

OSHA's Hazard Communication Standard (29 CFR 1910.1200) requires that Safety Data Sheets (SDS) be available to employees:

Accepted Answer

At all times during each work shift

Answer

Only during annual safety training

Answer

Only when a chemical spill occurs

Answer

Upon written employee request within 15 days

Question 4

A qualified electrical worker finds a conductor presumed de-energized. OSHA 1910.333 requires the worker to treat the conductor as energized until:

Accepted Answer

It has been tested and verified de-energized with a proper testing device

Answer

A supervisor verbally confirms it is off

Answer

A lockout tag is visible on the panel

Answer

The circuit has been de-energized for at least 10 minutes

Question 5

Which OSHA regulation establishes the requirement for Ground-Fault Circuit Interrupter (GFCI) protection on construction sites for all 120-volt, single-phase, 15- and 20-ampere receptacle outlets?

Accepted Answer

29 CFR 1926.404(b)(1)

Answer

29 CFR 1910.304

Answer

29 CFR 1926.501

Answer

29 CFR 1910.147

Question 6

Under OSHA 1926.950, an electrical contractor's safety program must include written procedures for:

Accepted Answer

Determining the voltage of exposed energized parts

Answer

Marketing and customer outreach

Answer

Hiring qualified electricians

Answer

Scheduling permit inspections

Question 7

OSHA requires that portable ladders used to access an upper landing surface extend at least how far above that surface?

Accepted Answer

3 feet

Answer

1 foot

Answer

2 feet

Answer

4 feet