Cone zones
Boulder
30th Street and Colorado Avenue: There are right lane westbound lane closures on Colorado Avenue and on north and southbound roads on 30th Street. Near 33rd Street, traffic transitions to the west, with the southbound lane closed. Left turn lanes are maintained. Bikes merge with traffic. The northbound bus stop on 30th Street is closed. Work occurs from 7 a.m. to 6 p.m. Monday through Friday. The project is expected to conclude Oct. 14.
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 Oct. 31.
Pennsylvania Avenue: Pennsylvania Avenue from 12th to 13th streets is closed until Oct. 31.
North Broadway
Street: Concrete is being added and bike lane 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 Sept. 30.
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 singlelane closures between U.S. 287 and Isabelle from 7 a.m. to 7 p.m. Monday through Saturday.
Longmont
First Street and Emery Street: There is a lane shift in place on the south side of First Avenue to allow room for contractors to work.
21st Avenue: Westbound 21st Avenue will be closed for short durations to all traffic from Hover Street to Heron Court from 8:30 a.m. to 4 p.m. Saturday and Monday. Eastbound 21st Avenue will be unaffected.
Lafayette
120th Street: Traffic on 120th Street, south of the intersection at South Boulder Road, is down to singlelane, alternating travel configuration for motorists. A temporary traffic signal will be used to direct traffic. This impact 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.
Robin Hood Street: Robin Hood Street is closed from Little John Court to South Boulder Road for the next several weeks to allow crews to locate utilities and conduct drainage work. To access South Boulder Road, drivers can access Avalon Avenue or Saratoga Drive as alternate 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 Road intersection. The new twoway configuration on the north side of South Boulder Road 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.
Superior
Downtown Superior: The sidewalk on the west side of Superior Drive between Main Street and Old Rail Way is closed for utility work. Pedestrians may use the side on the east side of Superior Drive. Parking on the west side of Superior Drive between Main Street and Old Rail Way is also closed. The construction access road north of Main Street is closed due to the construction of the Marshall Road bridge.
Multiple areas: Discovery Parkway, Village Green Way, Central Park Way, Promenade north and Promenade south are tentatively scheduled to receive top lift paving Sept. 16 and 17. No street parking allowed both days. “No parking” signs will be posted 24 hours in advance. Do not drive over tacked roadways. Paving will start at 7 a.m. daily. Cars parked on the roadway will be towed.
Mccaslin Boulevard: Superior will construct drainage and resurfacing improvements on Mccaslin Boulevard from Colo. 128 to Coalton Road. The construction will last from mid-july through Nov. 1. Lane closures managed by flaggers will be in effect during construction activities. Bicyclists will need to merge with traffic through the construction work zone, which will have a reduced speed of 25 mph. Bicyclists should use extreme caution if they need to ride through this area.