NCCCO Service Truck Crane Operator Test 1 4

Question 1

Which OSHA regulation primarily governs service truck crane operations in general industry?

Accepted Answer

29 CFR 1926.1400

Answer

29 CFR 1926.1400 (Cranes and Derricks in Construction) is the primary OSHA standard covering crane operations including service truck cranes on construction sites.

Question 2

Before a critical lift is performed, what document must be prepared?

Accepted Answer

A written critical lift plan

Answer

OSHA and ASME standards require a written critical lift plan for lifts exceeding 75% of the crane's rated capacity or other complex lift conditions.

Question 3

A service truck crane operator notices the wire rope has a kink. What is the correct action?

Accepted Answer

Remove the rope from service immediately

Answer

A kinked wire rope is permanently damaged and must be removed from service because kinks severely reduce the rope's load-carrying capacity.

Question 4

When communicating with a signal person, the operator should respond to signals from:

Accepted Answer

Only the designated signal person, except for a stop signal

Answer

The operator must respond only to the designated signal person, but must obey a stop signal from anyone regardless of who gives it.

Question 5

What is the safe working load (SWL) of a 1/2-inch Grade 80 alloy chain sling in a basket hitch at a 60-degree horizontal angle?

Accepted Answer

Less than its vertical rated load

Answer

As the sling angle decreases from vertical, the effective load on each leg increases, reducing the SWL below the vertical rated capacity.

NCCCO (National Commission for the Certification of Crane Operators) Practice Test

NCCCO (National Commission for the Certification of Crane Operators) Practice Test

NCCCO Service Truck Crane Operator Test 1 4