Md. Code Regs. 09.12.38.12
B. When using a crane that travels on a fixed track, an employer may hoist employees on a personnel platform while the crane is traveling, upon implementing the following procedures to safeguard employees:
(2) A complete trial run to test the route of travel:
Authority: Labor and Employment Article, §§2-106(b)(4) and 5-312, Annotated Code of Maryland
Effective date: May 14, 1990 (17:9 Md. R. 1089)