Bismarck, N.D. – Beginning Monday, July 7, 2025, 19th Street in Bismarck will be closed from Calgary Avenue south to Oregon Drive, including all approaches to the roundabout at 19th Street and Calgary Avenue, according to the Bismarck City Government.

The closure is expected to last approximately one week as crews complete chip sealing and install new pavement markings. The city has announced a detour will be in place during the construction period.

Northbound traffic on 19th Street will be rerouted west on Century Avenue, north on State Street, and east on 43rd Avenue North. Southbound drivers will follow the same detour in reverse.

Motorists are encouraged to plan ahead, follow posted signs, and allow for extra travel time. The city appreciates the public’s patience as it works to improve local road conditions.