San Miguel Power Association plans to close Red Mountain Pass the second and third week of August and two more weeks in September to clear right-of-way and other hazard trees — preparation work it needs to conduct now in order to rebuild a power line over the pass later.

The rural electric cooperative announced late Friday afternoon it plans to fully close a 2 1/2-mile section of U.S. Highway 550 Aug. 9-13, Aug. 16-20, Sept. 13-17 and Sept. 20-24. The plan, submitted to the Colorado Department ...