QUESTIONS WITH COMPLETE

NCCCO tower crane exam practice

QUESTIONS WITH COMPLETE

VERIFIED SOLUTIONS /

Splices in rall tracks shall have Smooth Joints Hydraulic systems should have their proper fluid level checked Daily If power fails during operations, the following shouldn't apply 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 Person responsible for lift Where should climbing instructions be kept ON Site All climbing operations shall be performed under the supervision of Qualified person When cranes are erected, load limiting devices shall be tested for proper setting and operation Before crane is placed in service Hooks shall be equipped with latches unless the application makes the use of the latch Impractical Size and position of signs or panels must satisfy the limitations of Manufacturer Fall prevention measures are needed for working at locations where you are exposed To a fall of 6ft or more Travel distance on hand levers shall not be greater 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 15ft All controls shall be tested by the operator at the start of new shift Before each climbing operation all load members of the support system shall be Inspected Chain slings are required to be 1 / 2

ID tagged Welding on loads suspended by the crane can only be done if the load has Insulated slings How much does an average cubic yard of concrete weight 4,000 lbs Main power switch for tower crane is At base of crane Items not listed in the frequent inspection checklist are Hydraulic pumps and valves for excessive wear or damage 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 Personnel Lift Each series of voice signals shall contain three elements stated in the following order Function and Direction - Distance and speed - Function stop When lifting personnel communication shall be maintained between three of the next four Person(s) being lifted - Operator - Signal person The condition when the tower load block or hook assembly comes in contact with the upper Two-blocking Load bearing members of the climbing and support system shall be inspected before each Climbing operation Where shall a wind velocity indicating device be mounted At or near the top of crane A velocity readout shall be provided At the operators station The area inside the self erecting tower cranes tail swing must be Barricaded The self erecting tower crane must be properly grounded according with the National electric code (NEC) Self Erecting tower crane erection must be performed by 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 Delivery, set up, erection and dismantle - Lifting operations According to ASME B30.3 the minimum wraps to be left on a hoist drum are 3 How much does a cubic foot of steel weigh 490lbs

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