WITH 300 REAL EXAM QUESTIONS AND CORRECT

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WITH 300 REAL EXAM QUESTIONS AND CORRECT

ANSWERS/ NCCCO TOWER CRANE OPERATOR

CERTIFICATION EXAM WIT H 300 REAL EXAM

QUESTIONS AND CORRECT ANSWERS

Main power switch for tower crane is - ANSWER-At base of crane

Items not listed in the frequent inspection checklist are - ANSWER-Hydraulic pumps and valves for excessive wear or damage

When cranes are erected, load limiting devices shall be tested for proper setting and operation - ANSWER-Before crane is placed in service

Hooks shall be equipped with latches unless the application makes the use of the latch - ANSWER-Impractical

Size and position of signs or panels must satisfy the limitations of - ANSWER- Manufacturer

Fall prevention measures are needed for working at locations where you are exposed - ANSWER-To a fall of 6ft or more

Travel distance on hand levers shall not be greater - ANSWER-than 14 inches from neutral position

For power lines rated 175KV the minimum clearance between the lines and any part of the crane or load is - ANSWER-15ft 1 / 4

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All controls shall be tested by the operator at the - ANSWER-start of a new shift

The self erecting tower crane must be properly grounded according to the - ANSWER-National electric code (NEC)

Before each climbing operation all load members of the support system shall be - ANSWER-Inspected

Chain slings are required to be - ANSWER-ID tagged

Welding on loads suspended by the crane can only be done if the load has - ANSWER-Insulated slings

Splices in rall tracks shall have - ANSWER-Smooth Joints

Hydraulic systems should have their proper fluid level checked - ANSWER-Daily

If power fails during operations, the following shouldn't apply - ANSWER-Do your best to finish moving load where it was designated to go

If load is undetermined who is to find out if load weight does not exceed crane rating at radius at which the load is to be lifted - ANSWER-Person responsible for lift

Where should climbing instructions be kept - ANSWER-ON Site

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pg. 3 All climbing operations shall be performed under the supervision of - ANSWER- Qualified person

How much does an average cubic yard of concrete weight - ANSWER-4,000 lbs

When is it necessary to determine that there is no practical alternative way to perform the needed work or to gain access to the area - ANSWER-Personnel Lift

Each series of voice signals shall contain three elements stated in the following order - ANSWER-Function and Direction - Distance and speed - Function stop

When lifting personnel communication shall be maintained between three of the next four - ANSWER-Person(s) being lifted - Operator - Signal person

The condition when the tower load block or hook assembly comes in contact with the upper - ANSWER-Two-blocking

Load bearing members of the climbing and support system shall be inspected before each - ANSWER-Climbing operation

Where shall a wind velocity indicating device be mounted - ANSWER-At or near the top of crane

A velocity readout shall be provided - ANSWER-At the operators station

The area inside the self erecting tower cranes tail swing must be - ANSWER- Barricaded

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pg. 4 Self Erecting tower crane erection must be performed by - ANSWER-Qualified person

Extensive planning must occur before a self erecting tower crane arrives on the job site. The plan should be divided into two major sections as follows - ANSWER- Delivery, set up, erection and dismantle - Lifting operations

According to ASME B30.3 the minimum wraps to be left on a hoist drum are -

ANSWER-3

How much does a cubic foot of steel weigh - ANSWER-490lbs

When operating a tower crane and there is an uncontrolled movement, the operator should - ANSWER-Engage emergency stop

What will not create a change in stability - ANSWER-Pulling off a fixed load

When performing a load test on a tower crane that travels. How should the job be set - ANSWER-So the maximum weight is on the bogie

When plumbing a tower crane after it has been climbed, the crane must - ANSWER-be balanced

Which of the following OSHA regulations govern suspended personnel platforms - ANSWER-OSHA 1926.550(g)

According to ASME B30.3, the prohibited zone for power lines that are 60kV is - ANSWER-15ft. ASME 3-3.3.4.3(1) Table 1

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