4 Va. Admin. Code § 25-40-1480
Dippers, buckets, scraper blades, and similar movable parts shall be secured or lowered to the ground when not in use.
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.
Derived from VR480-05-1.2 § 9.19, eff. July 19, 1989.