§ 21-802.1. Highway work zones
(a) “Highway work zone” defined. — In this section, “highway work zone” means a construction or maintenance area on or alongside a highway that is marked by appropriate warning signs or other traffic control devices designating that work is in progress.
(b) Establishment. —
(1) The State Highway Administration may reduce established speed limits in a highway work zone upon a determination that the change is necessary to ensure the public safety.
(2) A county may:
(i) Designate an area on a county highway or a highway on which the county is authorized to do work pursuant to a maintenance agreement as a highway work zone; and
(ii) Reduce established speed limits in the highway work zone after a determination that the change is necessary to ensure the public safety.
(3) A municipal corporation may:
(i) Designate an area on a municipal highway or a highway on which the municipal corporation is authorized to do work pursuant to a maintenance agreement as a highway work zone; and
(ii) Reduce established speed limits in the highway work zone after a determination that the change is necessary to ensure the public safety.
(c) When limit effective. — A speed limit established under this section shall become effective when posted.
(d) Penalty for violation of section. — A person convicted of a violation of this section is subject to a fine not exceeding $ 1,000.