History: 1979 AC.
R 408.11952 Initial inspections.
Rule 1952. A crawler, locomotive, or truck crane shall be inspected prior to
initial use and after modification to insure compliance with this part.
History: 1979 AC.
R 408.11953 Frequent inspections.
Rule 1953. (1) A crawler, locomotive, or truck crane shall be given the following
daily to monthly visual inspections:
(a) Control mechanisms for wear and malfunction, each daily use.
(b) Deterioration or leakage of air or hydraulic systems, each daily use.
(c) Hydraulic system for oil level, each daily use.
(d) Hydraulic hoses and fittings for leaks and deterioration.
(e) All running ropes, each daily use.
(f) Lifting hooks for deformation or cracks. A hook having a crack, a throat
opening of more than 15% of normal or more than 10 degree twist from the plane of an
unbent hook shall be replaced.
(g) Rope reeving in conformance with the original installation.
(h) Electrical apparatus for malfunction, wear, dirt, and moisture accumulations.
(i) Tires for specified pressure.
(2) A crawler, locomotive, or truck crane shall be given a visual inspection not
less than monthly for malfunction of safety devices.
History: 1979 AC.
R 408.11954 Periodic inspections.
Rule 1954. A crawler, locomotive, or truck crane shall be given the following
monthly to yearly inspections:
(a) Structural members and boom for cracks, deformation, and corrosion.
(b) Bolts and rivets for tightness.
(c) Sheaves, drums, pins, bearings, shafts, gears, rollers, locking, and clamping
devices for wear, distortion, and cracks.
(d) Power sources for performance.
(e) Brake and clutch system parts, linings, pawls, and ratchets for excessive wear.
(f) Load, boom angle, and other indicators for inaccuracies over their full range.
(g) Travel, steering, braking, and locking devices for malfunction.
(h) Tires for wear or damage.
(i) Radiators and oil coolers for leakage, blockage of air passages and improper
performance.
(j) Rust on piston rods and control valves.
(k) Oil strainers and filters for blockage.
History: 1979 AC.
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