The North Dakota Department of Transportation announced on Mar. 25 that the Interstate 94 Exit 156 southbound off-ramp from South Expressway to Bismarck’s Main Avenue will be closed Friday, March 27, from 9 a.m. to 3 p.m. in Mandan. The closure is scheduled so crews can complete maintenance work during those hours, and motorists are advised to take alternate routes.
The temporary closure is intended to ensure safe and efficient maintenance operations on a key section of roadway used by local drivers and freight transporters. The department reminded drivers to slow down and use caution throughout the work zone.
The North Dakota Department of Transportation manages eight district offices across the state for roadway maintenance, construction oversight, and administrative services, according to the official website. The agency provides services such as vehicle registration, driver licensing, and upkeep of more than 8,500 miles of roadways and nearly 4,900 bridges per its official website.
Executive leadership at the department includes a director and deputy directors who oversee engineering, administration, planning, and driver services according to the official website. The agency’s mission is focused on facilitating safe transport across North Dakota while advancing travel safety, quality service delivery, and economic progress as stated by the department.
As a state agency responsible for developing and maintaining surface transportation systems in North Dakota according to its official site, the department extends its operations through district offices that handle ongoing roadway maintenance needs statewide.


