Between Cedar Avenue (Mackay) and US 20 (Arco). Utility work is in progress. There is work on the shoulder.

Web Comment: ATC Communications installation of new telephone and fiber optic line. Contact Cody Matthews at 208.673.2203.

Between Challis Avenue; Sunset Street (Arco) and Spar Canyon Road (21 miles south of the Challis area). Watch for deer on the roadway. Look out for large animals on the roadway. Drive with extreme caution.

Web Comment: Milepost 83 to 140, Arco to 21 miles south of the Challis area.

Between Upper Cedar Road and 5850 West Road (5 to 15 miles north of the Mackay area). Road construction work is in progress. Look out for flaggers. There are alternating lane closures. A pilot car is in operation. Until Monday, at about 6:00PM MDT.

Between Lime Creek Road and Challis Hot Springs Road (4 miles south of the Challis area). Bridge construction work is in progress. The roadway is reduced to one lane. Look out for temporary traffic lights. There is a width limit in effect. Width limit 11'0". Advisory speed limit 35 MPH. Until September 30, 2018 at about 5:30PM MDT.

Web Comment: Wadsworth Brothers Construction is constructing a bridge across Warm Springs. For loads wider than 11'0" contact Bryan Young at 208-745-5682. Please restrict the use of Jake brakes in these areas.

Between Bradbury Flat Road and Johnson Road (1 mile south of the Challis area). Utility work is in progress. There is work on the shoulder. Look out for trucks entering the roadway.

Between Johnson Road and McKim Creek Road (19 miles north of the Challis area). There is danger of a rock fall. Drive with extreme caution.