NCCCO Telescopic Boom Crane- Swing Cab(TLL) Exam/23 Questions and Answers A carrier-mounted crane that is set up on outriggers should have the tires on the carrier - -Off the supporting surface -A crane is operating with a long boom, on outriggers, on uneven ground.Under these conditions it is important to - -Block under the float or pad to achieve a 90 degree angle between the cylinder rod and the float or pad -A crane's jib is offset 15 degrees versus it's original 0 degree offset and the boom angle remains unchanged, the load radius will - -Increase -A luffing jib is - -Raised or lowered independent of the main boom -According to OSHA 1926 subpart cc, floats/pads must be fastened to the outrigger/stabilizers when - -They are in use -According to OSHA 1926 subpart cc, what function does the holding valve on a vertical outrigger jack perform? - -Hold pressure in the vertical ram if a hydraulic connection fails -According to OSHA 1926 subpart cc, when extending outriggers from the crane's upper structure, the operator shall - -Make visual contact or post a signal person -According to OSHA 1926 subpart cc, who determines if a crane can be used for pick and carry operations? - -The manufacturer -According to OSHA 1926.1433, which of the following must be on the crane?
- A fire extinguisher
- Anti two-block warning system
- Battery disconnect switch
- Vehicle identification number - -A. A fire extinguisher
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-Capacities of telescopic boom truck cranes are based on what percentage of tipping? - -85% -During pick and carry operations, how is travel speed determined? - - Manufacturers specifications