LANE CLOSURE
The United States Department of Transportation Federal Highway Administration’s (FHWA) Manual on Inform Traffic Control Devices (MUTCD, the Occupational Safety & Health Administration (OSHA) enforce the MUTCD Standards (CFR 29, Part 1926.200-203).
As outlined in the MUTCD Section 6F.64, cones that are used at night and/or on highways with a posted speed limit of 45 mph or greater. Predominately orange in color, 28 inches or greater in height, with two reflective white bands.