20. Crane Safety Questions and Answers | Latest Versions | 2024/2025 | Already Passed

20. Crane Safety Questions and Answers | Latest Versions | 2024/2025 | Already Passed A critical lift is one exceeding _____% on the load chart value. A. 75 A short lattice boom: D. All of the above A truck mounted crane with a Hydraulic boom: C. Requires solid level surface for set up Above the heavy line crossing the load chart are values for failure in: B. Structure Above the heavy line crossing the load chart are values for failures in: B. Structure After safety-related modifications have been made to crane equipment, the equipment must be inspected by _______ prior to use. B. A qualified person Being ______ is critical for long booms on Crawler Cranes. C. Level Certain inspections of crane equipment may be made by a(n) _________ person; however, crane inspections are typically required to be made by a(n) _________ person. D. Competent, qualified Cranes must maintain a minimum of ______ feet away from power lines: C. 10' Crawler Cranes can operate at _______ degrees. C. 360 Daily inspections need to include: B. Checking of the wire rope for damage or "caging" DO NOT preform maintenance on a conveyor until: A. All hazardous energies are disconnected and blocked Each of the following is true for lattice booms EXCEPT: D. Frequently used on rough- terrain cranes Each of the following is true of anti-two block devices EXCEPT: C. Allow for other safety features to be deactivated Each of the following is true of extra pads for outriggers EXCEPT: C. Loose timbers and plywood are recommended For an overhead load exposure, riggers must _______, if operator cannot. B. Sound the alarm Hoists shall be: D. All of the above Hoists should be inspected: A. Daily, prior to use If a crane contacts a power line, the operator should normally stay in the cab until power has been de-energized. A. True Inspections of hoists should include: D. Both A and B above Lattice sections cannot be added or removed on truck boom cranes. B. False Lattice sections cannot be added or removed on truck mounted boom cranes. B. False Load chart ratings will differ when: D.