County Line Road: The widening and installation of left turn lanes and intersection improvements and other work on County Line Road between Ninth and 17th avenues is underway and scheduled to be completed in April.
Downtown Longmont, Main Street: A single northbound lane in the north half of the 500 block of Main and a single southbound lane on the north half of the 400 block of Main are to remain closed until Nov. 2.
Main Street (U.S. 287): The Colorado Department of Transportation is working on adding a northbound U.S. 287 lane between Pike Road and a point about 1,000 feet south of Pike Road and Main Street, and on medians at Main’s intersections with Grand Avenue and 17th Avenue. Motorists can expect single-lane closings from 7 a.m. to 5 p.m. Mondays through Fridays.
South 120th Street: South 120th is closed north of Dillon Road through Wednesday in order to complete a roadway and utility project there. Dillon will remain open.
Colo. 119: Colorado Department of Transportation work is continuing on Colo. 119 between Boulder and Nederland with occasional single-lane closures for paving work, and up to 40-minute traffic delays through Boulder Canyon during weekdays. Speed limits are reduced to 25 miles per hour in the construction zones.
Foothills Parkway: Foothills is reduced to one lane of traffic in each direction between Baseline Road and Colorado Avenue for a bicycle and pedestrian underpass project. A bicycle and pedestrian detour is in place, and there might be some off-peak-hour lane closings. There is a 30 mph limit in places where posted.
Pennsylvania Avenue: Pennsylvania is closed to vehicles between 12th and 13th streets but open to cyclists and pedestrians during restaurant openings in the area. The closing is expected to last through Oct. 31.
Pearl Street: Pearl is closed to vehicles but open to cyclists and pedestrians between Ninth and 11th streets through Oct. 31 for area restaurant openings.
30th Street: The right lane of 30th Street heading northbound will have intermittent lane closures between Walnut and Mapleton streets through July 2022 during construction of the Pollard Jeep Site development. Arrow boards and signage will be used to direct traffic.
Apache Road: There are detours off Apache and traffic redirected, with access restricted to local traffic only from Apache Court to Pawnee Drive during a water main replacement that’s to last through Wednesday.
McCaslin Boulevard, Main Street: Intermittent lane restrictions are in place on McCaslin Boulevard between Main Street and Marshall Road, and on Main Street between McCaslin Boulevard Drive, for utility work.
North Torreys Peak Drive: North Torreys Peak is closed to through traffic just east of Jade Court for work that began Sept. 24 and is expected to last up to one more week. Local access will be allowed for residence driveways, but through traffic will have to use alternate routes.
Indiana/Coalton Road: Intermittent lane restrictions are in place on the northbound lane of Indiana Street between Coalton Road and Bristol Street, as well as on the westbound lane of Coalton Road between Indiana Street and Community Park, for utility work.
Jay and Jasper roads: Portions of Jay and Jasper roads have been closed between North 119th Street and County Line Road for road work including trenching, milling and asphalt paving in a phase that’s to last through Friday. In the evening hours, motorists can expect a full closure of Jay and Jasper roads. Access will granted to residential traffic only. Detours are encouraged at Kenosha Road and Erie Parkway from North 119th Street.