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North Dakota Department of Transportation News Release. Toll Free: 1-855-NDROADS (637-6237)
06/08/2017 02:25 PM

ND Hwy 20 Devils Lake Underpass Road Closure

The first phase of construction on the ND Highway 20 Underpass project in Devils Lake will wrap up this week. The next phase of construction will begin June 12th.  This phase will require the closing Hwy 20 on Monday June 12 at 6:30 am.  Hwy 20 will be closed from the north side of Hwy 19 to 6th St. NE.  During this phase traffic will be detoured according to the routes listed below and pedestrian traffic will be limited to the east side of Hwy 20.

Upcoming closures of Hwy 20 are as follows:

  • Hwy 20 Closed June 12 at 6:30 am through June 15 at 7:30 pm

  • Hwy 20 Open June 16 through June 18

  • Hwy 20 Closed June 19  and 20

  • Hwy 20 Open June 21 until further notice

Detour Routes

  • Hwy 20 North Bound

    • Traffic will be detoured east onto 2nd St NE, then north on 5th Ave SE, and then back west on 6th St NE to Hwy 20.

  • Hwy 20 South Bound

    • Traffic will be detoured in the reverse of the North Bound detour. 

The Devils Lake Underpass Project has many phases that will require numerous changes to traffic and pedestrian flow patterns. Motorists should reduce speeds, follow signs and know that traffic control will frequently change throughout the duration of the project.

For more information about construction projects and road conditions throughout North Dakota, call 511 from any type of phone or visit the Travel Information Map on the NDDOT website at You can also find more information about the Devils Lake Project on our new Facebook page

North Dakota Department of Transportation, 608 East Boulevard, Bismarck, ND 58505