Lineman Equipment and Tools Knowledge 3

Question 1

What class of rubber insulating gloves is rated for use on systems up to 17,000 volts AC?

Accepted Answer

Class 2

Answer

Class 2 rubber insulating gloves are rated for a maximum use voltage of 17,000 volts AC (proof tested to 20,000 volts AC).

Question 2

A digger derrick is best described as:

Accepted Answer

A truck-mounted combination earth auger and crane used for utility pole work

Answer

A digger derrick is a specialized utility truck equipped with a hydraulic earth auger for boring pole holes and a crane for setting utility poles.

Question 3

Which OSHA regulation governs the use of personal protective equipment (PPE) for electric power transmission and distribution work?

Accepted Answer

29 CFR 1910.269

Answer

29 CFR 1910.269 is the OSHA standard specifically covering electric power generation, transmission, and distribution work, including PPE requirements.

Question 4

What is the purpose of a grounds crew using a 'shotgun stick' during energized line work?

Accepted Answer

To install or remove hot-line clamps and temporary grounds from a distance

Answer

A shotgun stick is an insulated live-line tool with a hook mechanism used to install or remove protective grounds and hot-line clamps on energized conductors from a safe distance.

Question 5

When using a chain hoist to lift transformer equipment, the chain hoist's working load limit (WLL) should be:

Accepted Answer

Greater than the total weight of the load with an appropriate safety factor

Answer

The chain hoist's WLL must exceed the actual load weight with the required safety factor applied per manufacturer specifications and ASME standards.

(Lineman) Lineman Certification Practice Test

(Lineman) Lineman Certification Practice Test

Lineman Equipment and Tools Knowledge 3