Code of Maryland Regulations
Title 09 - MARYLAND DEPARTMENT OF LABOR
Subtitle 12 - DIVISION OF LABOR AND INDUSTRY
Chapter 09.12.38 - General Industry Standard for Personnel Platforms Suspended from Cranes, Derricks, and Hoists
09.12.38.05 - Instruments and Components

Universal Citation: MD Code Reg 09.12.38.05

09.12.38.05. Instruments and Components

A. A crane with variable angle booms shall be equipped with a boom angle indicator, readily visible to the operator.

B. A crane with telescoping booms shall be marked or equipped with a device to indicate clearly to the operator at all times the boom's extended length.

C. Except for an electric crane, the load line hoist drum shall have a system or device on the power train, other than the load hoist brake, that:

(1) Regulates the lowering rate of speed of the hoist mechanism; and

(2) Prevents free fall.

D. An electrical crane shall meet the requirements of 29 CFR ยง 1910.179(f)(1), (2), and (3)(ii).

E. Damage Prevention Device. A crane and hoist shall be equipped with a:

(1) Positive acting device, such as anti-two block, which prevents contact between the load block or overhaul ball and the boom tip; or

(2) System, such as a two block damage prevention feature, which deactivates the hoisting action before damage may occur to the load block, overhaul ball, or boom tip.

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