Mobile Crane NCCER Study Guide EXAM (2025/2026)
Updated: EXAM QUESTIONS WITH ACCURATE
ANSWERS | GET IT RIGHT!!
When determining the "gross load" the best method is: - (ANSWER)Get an
accurate load weight and add the rigging
By order of strength which is correct - (ANSWER)Basket, Vertical, Choker
Primary purpose for a roster sheave or auxiliary boom point sheave is to: -
(ANSWER)Separate the hoist line
When the number of layers of rope on a drum increase the : -
(ANSWER)Allowable line pull decreases
What is the minimum allowable distance from the crane and power lines under
50kV? - (ANSWER)10'
Eccentric main boom tip reeving casues - (ANSWER)twisting of the boom
How many randomly broken wires must there be to remove a running wire rope
from service? - (ANSWER)6
When working near power lines when is a signal person required? -
(ANSWER)When crane moves within a booms length of power lines
, When operating truck cranes what is the most unstable allowable quadrant of
operation? - (ANSWER)Side
Tipping capacities of locomotive cranes are based on what % of tipping? -
(ANSWER)85%
Should the load be applied when determining the proper boom angle? -
(ANSWER)YES
What type of rope is recommended for a tagline around powerlines -
(ANSWER)Polypropylene
what does two beeps of the horn indicate to people in the area -
(ANSWER)forward
Load radius is the distance from the center of gravity of the suspended load to
the: - (ANSWER)Center of rotation
What is the purpose of using a boom extension? - (ANSWER)Increase height
What do a jib and boom ext. have in common - (ANSWER)Increase height
Updated: EXAM QUESTIONS WITH ACCURATE
ANSWERS | GET IT RIGHT!!
When determining the "gross load" the best method is: - (ANSWER)Get an
accurate load weight and add the rigging
By order of strength which is correct - (ANSWER)Basket, Vertical, Choker
Primary purpose for a roster sheave or auxiliary boom point sheave is to: -
(ANSWER)Separate the hoist line
When the number of layers of rope on a drum increase the : -
(ANSWER)Allowable line pull decreases
What is the minimum allowable distance from the crane and power lines under
50kV? - (ANSWER)10'
Eccentric main boom tip reeving casues - (ANSWER)twisting of the boom
How many randomly broken wires must there be to remove a running wire rope
from service? - (ANSWER)6
When working near power lines when is a signal person required? -
(ANSWER)When crane moves within a booms length of power lines
, When operating truck cranes what is the most unstable allowable quadrant of
operation? - (ANSWER)Side
Tipping capacities of locomotive cranes are based on what % of tipping? -
(ANSWER)85%
Should the load be applied when determining the proper boom angle? -
(ANSWER)YES
What type of rope is recommended for a tagline around powerlines -
(ANSWER)Polypropylene
what does two beeps of the horn indicate to people in the area -
(ANSWER)forward
Load radius is the distance from the center of gravity of the suspended load to
the: - (ANSWER)Center of rotation
What is the purpose of using a boom extension? - (ANSWER)Increase height
What do a jib and boom ext. have in common - (ANSWER)Increase height
