- / ) NCCCO missed questions
with correct answers | Rated A+
There is a standard accepted rule for securing the wire rope end protruding from a wedge socket
- true
- false - CORRECT ANSWER -B
Safety regulations prohibit the use of clips to make hoisting sling eyes True or false - CORRECT ANSWER -True
The rule of thumb for wire rope sling rejection criteria is?a)3/6
- 5/10
- 2/12
d 4/8 - CORRECT ANSWER -B
What is the minimum design factor required for a right regular lay main boom or auxiliary hoist rope?
- 5
- 3.5
- 2.5
d)7 - CORRECT ANSWER -B
Deflection of the boom and pendant stretch will increase
- load radius 1 / 2
- weight of boom
- load weight
- crane stability - CORRECT ANSWER -A
The crane operating control positions are not regulated and every crane manufacturer locates the controls in relation to each other differently True or False - CORRECT ANSWER -False
List two precautions to follow when extending a hydraulic boom - CORRECT ANSWER -let out lines telescope
According the ASME, which volume listed below must be used to hand signal a mobile crane
- ASME B30.3
- ASME B30.22
- ASME B30.9
- ASME B30.5 - CORRECT ANSWER -D
Blocking can be placed under the ends of tracks to:
- increase the cane's stability when operating over front or back
- increase the crane's stability when operating over side
- stop crane from traveling unexpectedly
- stop crane from sliding unexpectedly - CORRECT ANSWER -A
What quadrant produces the least amount of ground pressure on a lattice crawler:
- corner
- side
- / 2