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Cone Zones - Road and Path Closures

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Whether driving, walking or bicycling, caution is strongly encouraged throughout all work zones. All of the dates and times listed in this report are weather-dependent.

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Cone Zones for the week of Jan. 30, 2012

City Projects


2011 Sidewalk Repair Program

  • For the week of Monday, Jan. 30, crews will be working in the area west of Ninth Street, between Alpine Avenue and Iris Avenue, from 7 a.m. to 5 p.m.
  • Sidewalk closures and pedestrian detours will be in place.
  • There may be intermittent lane closures during working hours.
  • Parking in the area will be prohibited where signs are posted.
  • All work and associated closures will take place on weekdays, with occasional work on Saturdays.
  • Crews will be repairing sidewalks and installing pedestrian ramps in the area.
  • Information: Noreen Walsh, Public Works, 303-441-3266.

Arapahoe Avenue (Folsom Street - 30th Street) Multimodal Improvements Project

  • On Monday, Jan. 30, from 7 p.m. to 12 a.m./midnight, southbound 29th Street, at Arapahoe Avenue, will be narrowed to one lane of traffic.
  • A single lane of eastbound Arapahoe Avenue will be closed at 29th Street.
  • These closures are necessary to accommodate traffic signal work. 
  • Traffic control personnel will be in place to direct traffic.
  • For the week of Monday, Jan. 30, eastbound Arapahoe Avenue, from west of 26th Street to 29th Street, will be narrowed to one lane of through traffic during daytime hours (7 a.m. to 2:30 p.m.).
  • The transit stop on eastbound Arapahoe Avenue, just east of 26th Street, will be closed.
  • Pedestrian detours will be in place.
  • There will be temporary, short-term driveway consolidations on Arapahoe Avenue, between Culver Court and 29th Street.
  • Once complete, the project will improve travel for all modes of transportation along the corridor.
  • The project is expected to last six months and be complete by spring 2012.
  • Visit the Arapahoe Avenue (Folsom to 30th) Multimodal Improvements website.
  • Information: Noreen Walsh, Public Works, 303-441-3266.

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Baseline (28th -30th) Multi-Use Path Project

  • Beginning Monday, Jan. 30, the outside eastbound lane of Baseline Road, from U.S. 36 to east of 30th Street, will be closed during daytime work hours. 
  • There will be temporary, short-term driveway consolidations on eastbound Baseline Road, from U.S. 36 to east of 30th Street.
  • Pedestrian detours will be in place.
  • The eastbound transit stop on Baseline Road, at 30th Street, will be temporarily relocated.
  • This project will construct a new multi-use path connection on the south side of Baseline Road, from U.S. 36 to east of 30th Street.
  • This project is funded by the 2011 voter-approved Capital Improvement Bond Projects ballot item (2A), which authorized the city to issue a bond to address significant deficiencies and high priority infrastructure improvements throughout Boulder.
  • Information: Noreen Walsh, Public Works, 303-441-3266.

Broadway (Euclid-18th) Transportation Improvements Project

  • On Saturday, Jan. 28, College Avenue will be closed at Broadway.
    • Turns to and from Broadway, onto College Avenue, will be prohibited. 
    • The HOP will remain on Broadway at this location and then turn west onto University Avenue to resume its regular route.
  • For the week of Monday, Jan. 30, Broadway, between 15th Street and 18th Street, will be narrowed to one lane of traffic in each direction, 24 hours a day. 
  • 15th Street will be closed at Broadway through Tuesday, Jan. 31.
  • 16th Street will be closed at Broadway.
  • Euclid Avenue has been realigned, with right turns allowed in and out of Euclid Avenue at Broadway.
  • The southbound, left turn lane from Broadway onto Euclid Avenue will be closed, 24 hours a day.
  • This southbound, left turn access to the CU campus will be temporarily relocated to Broadway at 18th Street.
  • Parking will be prohibited where posted along Euclid Avenue on the CU campus.
  • The Broadway multi-use path will continue to be detoured around the work zones.
  • The pedestrian crossing at Broadway and 16th Street will be temporarily located to just north of its existing location, with a traffic signal in place.
  • The northbound Broadway transit stop, at Euclid Avenue, will be closed.
    • Transit passengers may use the Broadway/Regent or Broadway/College Avenue transit stops, instead.
  • The southbound Broadway transit stop, at Euclid Avenue, will be relocated just south of where it was fomerly located.
  • The westbound Euclid Avenue transit stop for the HOP will be closed. 
    • Transit passengers may use the HOP stop on College Avenue at 14th Street (CU Bookstore) or the new HOP stop on 18th Street at Broadway, instead.
  • This construction project will include improvements to the bicycle/pedestrian underpass at Broadway and 16th Street; additional transit amenities for, and expansion of, the transit stops; and multi-use path improvements.
  • Visit the Broadway (Euclid-18th) Transportation Improvements Project website.
  • Information: Noreen Walsh, Public Works, 303-441-3266.

Manhole Replacement at the Intersection of 7th Street and University Avenue

  • On Wednesday, Feb. 1, and Thursday, Feb. 2, crews will be replacing a manhole at the intersection of 7th Street and University Avenue. 
  • Traffic may experience short delays and alternate routes are advised.
  • Information: Eric Johnson, Wastewater Collection Supervisor, 303-441-7133.

Street Repair Projects

  • For the week of Monday, Jan. 30, crews will be working from 7:30 a.m. to 3 p.m. at the following locations:
    • Monday, Jan. 30, in the 300 block on Hollyberry Lane and the 2300 block on Linden Avenue;
    • Wednesday, Feb. 1, in the 4900 block on Qualla Drive;
    • Tuesday, Jan. 31, and Wednesday, Feb. 1, on 55th Street, between Omaha Place and Pueblo Place; and
    • Tuesday, Jan. 31,  and Thursday, Feb. 2, in the intersection of Aztec Drive and Cree Circle.
  • Traffic will experience short delays and alternate routes are advised.
  • Parking will be limited during working hours.
  • Information: Jerry Weitzel, Street Maintenance Foreman, 303-413-7183.

Non-City Projects

Note: The projects listed below are private developments and not city-sponsored. The information is provided as a service to the community. Contact information is provided when available. This list is not inclusive, and the accuracy of the information cannot be guaranteed.

 pdf CDOT Reconstruction of Arapahoe Road (State Highway 7)

  • From Monday, Jan. 30, through Friday, Feb. 3, the Colorado Department of Transportation (CDOT) will continue working on Arapahoe Road (S.H. 7), between Cherryvale Road and 75th Street.
  • There will be intermittent, single lane closures on Arapahoe Avenue, between 63rd Street and 75th Street, from 9 a.m. to 3 p.m..
  • Traffic speeds will be reduced to 25 mph through the work zone.
  • Due to the intermittent nature of work conditions, some days will have longer delays than others.
  • Entries to homes and businesses will remain open, and temporary access points will be arranged during short periods when existing access points are re‐built. 
  • The project is expected to take approximately two years to complete.
  • The project will improve the safety and operation of the highway, in addition to adding new features for pedestrians.
  • The City of Boulder, CenturyLink and Xcel Energy are working in coordination with the CDOT for this project.
  • To receive updates about road conditions and construction information, visit the project website at www.coloradodot.info/projects/sh7cherryvale.
  • Information: If you have questions or concerns about the project, please leave a message on the project hotline at 303-459-7728 or email This e-mail address is being protected from spambots. You need JavaScript enabled to view it .

pdf 63rd Street Closure at Lefthand Creek  

  • From Monday, Jan. 30, through Wednesday, May 9, North 63rd Street will be closed, between Modena Lane and Bluebird Avenue, while the Boulder County Transportation Department reconstructs the bridge over Lefthand Creek.
  • No through traffic, including bicycles, will be allowed across the creek during the closure period.
  • Local traffic, along with emergency response vehicles, will be allowed into the closure zone.
  • Traffic will be detoured east to 75th and 73rd streets.
  • The closure dates may be extended due to inclement weather or unforeseen conditions.
  • The bridge replacement will improve flood conveyance and widen the road to provide safer travel lanes for vehicles and paved shoulders for bicyclists and pedestrians.
  • Information: Visit www.BoulderCounty.org/Transportation or contact This e-mail address is being protected from spambots. You need JavaScript enabled to view it at 720-564-2652 to be added to the update email list.