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WorksheetsTower Crane Test NCCCO
Total questions: 46
Worksheet time: 2hrs 18mins
1) which of the following OSHA regulations govern suspended personnel platforms:
A OSHA 1910.180
B OSHA 1926.1400
C OSHA 1934.2 35
D OSHA 1926.106
2) according to ASME B30.3, the prohibited zone for power lines that are 60 kV is:
A 10 feet
B 12 feet
C 15 feet
D 20 feet
3) according to ASME B30.3, load hoist rotation resistant wire rope has a design factor of:
A .5 to 1
B 3 to 1
C 3.5 to 1
D 5 to 1
4) according to ASME B30.3, when lifting a suspended personnel platform the design factor for the rigging hardware is:
A 2 to 1
B 5 to 1
C 7 to 1
D 10 to 1
5) according to ASME B30.3, load hoist ropes that are not rotation resistant must have a design factor of:
A 2 .5 to 1
B 3 to 1
C 3.5 to 1
D 5 to 1
6) The OSHA construction standard for rigging equipment is:
A 1925.550
B 1910.180
C 1926.251
D 1910.18
7) according to ASME B30.3, under whose recommendations should a preventative maintenance program be set up:
A master mechanic
B crane operator
C company supervisor
D Crane manufactur
8) when using a cable or nylon spreaders it is important to remember:
A the spreader angle does not affect tension
B the lower the spreader angle the greater the tension
C the higher the spreader angle the greater the tension
D lower the spreader anger the lesser the tension
9) according to OSHA, when testing a man basket how long must the test pick be maintained:
A 2 minutes
B 5 minutes
C 10 minutes
D 15 minutes
10) according to ASME B30.3, what is the minimum pitch diameter for load load hoisting sheaves:
A not less than 15 times the rope diameter
B not less than 16 times the rope diameter
C not less than 18 times the rope diameter
D not less than 20 times the rope diameter
11) according to ASME B30.3 what is the minimum pitch diameter for load block sheaves:
A not less than 15 times of rope diameter
B not lesson 16 times the rope diameter
C not less than 18 times the rope diameter
D not less than 20 times the rope diameter
12) according to ASME B30.3, what is the minimum pitch diameter for boom hoist sheaves:
A not less than 15 times the rope diameter
B not less than 16 times the rope diameter
C not lesson 18 times the rope diameter
D not less than 20 times the rope diameter
13) according to OSHA, when lifting personnel the cranes hook must be the type that:
A can be closed and locked
must be a standard hook without a latchB has a spring-loaded non-locking latch
must be a swivel hookC no requirements for a safety latch
must be a decorative hookD can be wired shut with # 9 wire
14) according to OSHA, when working over water with the man basket are the people inside required to wear a belt/harness:
A no harness or belt required
B belt/harness always required
C safety belt only required
D harness only require
15) according to ASME B30.3, when working near power lines where should caution stickers be installed:
A on base of crane and on barriers
B on barriers and on crane boom
C at operators station and at base of the crane
D at operators station and on the barriers
16) according to OSHA, a frequent inspection is:
A monthly to annually
B daily to monthly
C hourly to daily
D daily to weekl
17) according to OSHA, a periodic inspection is:
A monthly to annually
B daily to monthly
C hourly to daily
D daily to week
18) cranes idle for more than 6 months must have inspections performed:
A frequent and periodic
B daily and weekly
C daily
D no inspection require
19) cranes idle for less than 6 months must have inspections performed:
A frequent and periodic
B periodic
C frequent
D no inspection requireD no inspection required
20) cranes lifting personnel platform must have the platform and rigging inspected:
A prior to each shift
B at least daily
C prior to each lift
D at least monthly
21) Per OSHA, crane hooks must not be twisted in excess of:
A 10°
B 15°
C 20°
D 5°
22) Per OSHA, a cranes hook's throat opening must not exceed:
A 10% of its original size
B 15% of its original size
C 20% of its original size
D 25% of its original size
23) by oder of hitch strength, which is the correct answer:
A vertical, basket, choker
B basket, vertical, choker
C basket, choker, vertical
D choker, basket, vertica
24) according to ASME B30.3 and OSHA, you should always have at least how many wraps on a hoist drum:
A 5
B 2
C 3
D 1
25) what is the minimum allowable distance from the crane and power lines under 50 kV:
A 25 feet
B 10feet
C 15 feet
D 20 feet
26) according to ASME B30.3, how many randomly broken wires must there be to remove a running wire rope from service:
A 12
B 3
C 5
D 6
27) according to ASME B30.3, working near power lines when is the signal person required:
A when crane moves within 10 feet of the power lines
B when crane moves within 15 feet of the power lines
C when crane moves within a booms length of the power lines
D when crane moves within a Jibbs length of the power lines
28) according to OSHA, after the crane is been checked out and before personnel lift operations begin the crew should:
A have lunch
B have a pre-left meeting
C check the oil in the engine
D inspect the cab for debris
29) according to OSHA, when is it safe to work closer than the allowable distance from the power lines:
A when crane owner says lines are de-energized
B when site supervision says lines are de-energized
C when utility company says lines are de-energized
D when lead in ginger says lines are de-energized
30) when should a tagline being used:
A when rotation of the load would be dangerous
B when raining and lotus slippery
C when only one signal person is required
D never
31) what is the minimum design factor required for a boom hoist rope:
A 5.55
B 3.55
C 2.55
D 7.55
32) how many broken wires must be present in one strand of one lay for running wire rope to be removed from service:
A 3
B 4
C 2
D 6
33) what is the maximum permitted wind speed when climbing a tower:
A 10 mph
B 15 mph
C 20 mph
D 25 mph
34) according to ASME B30.3, a crane should be plum to:
A 1 to 500
B 1 to 400
C 1 to 300
D 1 to 200
35) according to ASME B30.3, the rated load under static conditions shall not exceed ___ of calculated tipping loads:
A 63%
B 73%
C 75%
D 77%
36) according to ASME B30.3, an overhead power line is always considered to be:
A energize until the power company has verified is not energized
B safe as long as the load, hoist rope and structure are at least 10 feet away
C de-energize if there is not power on the job site
D de-energize if the lines have a safety cover over them
37) high-tensile bolts shall be marked with manufacturers designation and:
A tensile grade
B strength rating
C bolt size
D torque requirements
38) bolt connections for tower sections must use high-tensile strength nuts with ratings of:
A 32
B 12
C 22
D 42
39) washers used in high-tensile bolt connections shall be marked with:
A HV
B HC
C CV
D W
40) before installation high-tensile bolt connection components shall be cleaned and visually examined for:
A shape and color
B width and weight
C weight and color
D damage and corrosion
41) when ready to torque the nut on a high-tensile bolt connection you should:
A lubricate nothing
B lubricate threads
C lubricate bolt head
D lubricate washers
42) during tightening of high-tensile connections the bolt is stretched to a specific percentage of its elastic limit at the correct:
A torque
B length
C shape
D count
43) preferably the tightening torque shall be applied to the:
A washer
B shaft
C nut
D bol
44) the tightening torque values placed on the nuts and bolts of high-tensile bolt connection are dependent on the:
A weight and shape
B color and length
C label and ballast
D type and size
45) what components of a tower crane are connected with high-tensile bolt connections:
A ballast weights,operator cab, tower section
B counter jib cable, ballast weights, anchors
C catwalk, ladders, jib point
D foundation anchors, tower sections, slewing ring support
46) when the tower base bolts are torqued the counter jib should be positioned:
A 0° from the bolt
B 45° from the bolt
C 90° from the bolt
D 180° from the bold
