Maintenance Work on State Highway 177 Bridge (Norfork Dam) Requires Continued Lane Closure

Maintenance work by the U.S. Army Corps of Engineers on State Highway 177 (Norfork Dam) requires a lane closure, according to Arkansas State Highway and Transportation Department (AHTD) officials.

The northbound lane closed on Monday, April 11, 2016 at 11:00 p.m. and will now continue through Monday, August 15 at 4:00 p.m. to allow the Corps of Engineers to conduct maintenance on the dam’s two power plant penstock gates. For more information about this project, contact the Corps of Engineers Mountain Home Project Office at 870-425-2700.

Drivers should exercise caution when approaching and traveling through all highway work zones. Additional travel information can be found at or You can also follow us on Twitter @AHTD.