OXBOW, Ore. (News Release) — The road over Hells Canyon Dam will be closed during work hours Monday, Sept. 26, through Thursday, Sept. 29, with brief openings to allow traffic to pass. Drivers should plan accordingly and expect delays.

Flaggers will be on the road to assist with traffic control, and a message board at Oxbow will alert drivers to the delays, which could last up to four hours at Hells Canyon Dam.

The closure schedule is subject to change depending on conditions. All times are Mountain Standard Time.

  • Monday: The road will be closed from 7:30 a.m. to noon, and from 1 p.m. to 4:30 p.m.
  • Tuesday and Wednesday: The road will be closed from 9 a.m. to 1 p.m. and from 1:30 p.m. to 4:30 p.m.
  • Thursday: The road will be closed from 7:30 a.m. to 11:30 a.m. and from noon to 4:30 p.m.

Maintenance crews will be using a crane to install stoplogs on the upstream side of the dam in advance of a mandatory spillgate test.

Source: Idaho Power Co.