Boulder

Pearl Street and Mapleton Avenue: 30th Street has intermittent lane closures in the northbound right lane. The lane closure is between Pearl and Mapleton. Traffic is being directed with arrow boards and traffic control devices. Construction occurs from 9 a.m. to 4 p.m. The project is expected to be complete in July.

Walnut Street and Mapleton Avenue: The right lane on 30th Street heading northbound has intermittent lane closures. Arrow boards and signage are being used to direct traffic between Walnut and Mapleton. The project is planned to be complete in July.

Central Avenue near 57th Court: The pedestrian bridge is closed at Central Avenue near 57th Court. An active detour is in place behind traffic barricades in the roadway. There is no set date for reopening the bridge.

Pearl Street: Pearl Street from Ninth to 11th streets is closed until April.

Pennsylvania Avenue: Pennsylvania from 12th to 13th streets is closed until April.

30th Street and Valmont Road: There are single-lane closures on 30th and Valmont to Iris Avenue and west to 28th Street. Flaggers are in place to direct traffic. Construction for 30th and Valmont occurs from 9 a.m. to 4 p.m. and from 10 p.m. to 5 a.m. for Iris and 28th. Work is expected to end Oct. 31.

30th Street and Colorado Avenue: There are right lane westbound road closures on Colorado Avenue as well as for north and southbound drivers on 30th. The northbound bus stop on 30th is closed. Work occurs from 7 a.m. to 6 p.m. Monday through Friday and is expected to be complete October 2022.

North Broadway Street: Concrete is being added and bike lanes are being installed on North Broadway. Vehicle lanes shift to the existing northbound lane and bike lane. The west sidewalk is closed. Construction occurs from 7 a.m. to 5 p.m. and is expected to be complete in September.

Thunderbird Drive and Thunderbird Court: Lanes are closed along Thunderbird Drive and Thunderbird Court. There is also narrowing of the multiuse path east of the Meadows shopping center. The project is expected to be complete March 2022.

Boulder County

U.S. 287 and Isabelle Road: There are single-lane closures between U.S. 287 and Isabelle from 7 a.m. to 7 p.m. Monday through Saturday.

Longmont

First Avenue and Emery Street: There is a lane shift in place on the south side of First to allow room for contractors to work.

Lafayette

120th Street: Traffic on 120th south of the intersection at South Boulder Road is down to single-lane, alternating travel configuration for motorists. A temporary traffic signal will be used to direct traffic. This will be in place 24 hours per day, seven days a week for the next several months. Heavy traffic impacts are expected, and motorists should use alternative routes.

South Boulder Road: The eastern portion of LaMont Does Park parking lot is under construction and is closed. The parking lot on Saratoga Drive will remain open and accessible for overflow parking.

South Boulder Road: There will be occasional alternating single-lane closures on 120th Street south of the South Boulder intersection. The new two-way configuration on the north side of South Boulder is in place. Eastbound and westbound traffic will continue to use this configuration while crews install storm sewer pipe. Motorists can expect minor delays due to buses stopping to pick up and drop off passengers. Motorists can expect to see crews working in the area from 7 a.m. to 6 p.m. Monday through Friday.