Fourth Avenue: Fourth will be closed between Main and Emery streets from 4 to 10 p.m. today for a downtown concert.

Kids Only Triathlon: Lanes of several Longmont streets will be closed from 6:30 to 11 a.m. Saturday for the Kids Only Triathlon. Closures will be: Lashley Street between Ninth and Mountain View avenues; Mountain View Avenue between Lashley and Alpine streets; Alpine Street between Mountain View and Ninth avenues, and Ninth Avenue between Alpine and Lashley streets.

Boulder County

Fourmile Canyon Drive: Motorists can expect delays on Fourmile Canyon Drive and Gold Run Road from 8 a.m. to 4:30 p.m. Mondays through Fridays for flood recovery work in Fourmile Canyon. Recreational cycling will not be permitted on Fourmile during weekdays, although residents of the area who have county-issued passes can cycle for commuting and errands. Motorists can expect delays of up to 15 minutes at Lower Fourmile Canyon just north of Colo. 119 to Salina Junction, Gold Run and Upper Fourmile between Wall Street and Sunset.

Lefthand Canyon Drive: Reduced to one lane at Glendale Gulch for culvert and roadway projects from 8 a.m to 4:30 p.m. weekdays.

Niwot Road at Colo. 119: Daytime lane closings and traffic shifts for railroad crossing work that is slated to continue through June 12.

Colo. 119: Road will be closed between 10 a.m. and 2 p.m. Monday through Thursday in Boulder Canyon from mile post 39 to mile post 40 between Boulder and Nederland for rock blasting related to a flood-recovery project. Motorists entering the canyon from Nederland will be stopped at 9:45 a.m. A single lane closure will remain in place near mile post 39 24 hours a day, seven days a week to preserve the work area. Traffic will be managed by a timed traffic signal. Boulder Canyon Creek will be closed to recreational use from Fourmile Canyon trailhead to the canyon mouth in Boulder from 10 a.m. to 2 p.m. Mondays through Thursdays. The Boulder Canyon Trail from the canyon mouth to the Fourmile Canyon trailhead will be closed 5 a.m. to 2 p.m. Monday through Thursday.

Deer Trail Road: Full resurfacing of the asphalt portion of Deer Trail Road will cause single-lane closures between 8 a.m. and 4:30 p.m. Mondays through Fridays through mid-June.

95th Street: Reconstruction of 95th Street between Lookout and Plateau roads will require daytime weekday lane reductions and shifts.

Lee Hill Drive: Single lane closings and traffic delays of up to 15 minutes can be expected with work underway on resurfacing and guardrail replacement, with the project expected to last into October.


South Boulder Road: Single lane closures between Malory and 120th streets for multiple improvements, including a new signalized intersection at 120th Street, widening of 120th Street, reconstruction of the Lamont Does Park parking lot and widening of South Boulder Road across the entire stretch.


Coal Creek Trail: Closed between McCaslin Boulevard and the U.S. 36 Bikeway while improvements are made to the Coal Creek corridor. Signed detour available to guide cyclists and pedestrians through downtown Superior.

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