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Construction impacts for the I-25 North Express Lanes

Updates for the week of Aug. 20, 2023
Community Submission
Colorado Depart. of Transportation
Colorado Department of Transportation Supplied

NEWS RELEASE
COLORADO DEPARTMENT OF TRANSPORTATION
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Berthoud to Johnstown

Monday, 7-8 p.m., the northbound I-25 on-ramp at Colorado Highway 60 will be closed for temporary lighting repairs.

  • Northbound traffic will take southbound I-25 to exit 245, turn east on Weld County Road 34 and enter northbound I-25.

Monday, 8:30–9:30 p.m., the northbound I-25 off-ramp to CO 60 will be closed for temporary lighting repairs.

  • Johnstown traffic will continue north to exit 255, turn west on Colorado Highway 402, enter southbound I-25 and travel to exit 252.

Monday through Friday, 7 a.m. to 5 p.m., the left lanes of CO260 over I-25 will be closed for grading work.

Monday through Friday, 7 a.m. to 5 p.m., the left lanes of Colorado Highway 56 under I-25 will be closed for grading work.

Due to weather impacts, the full closure of the Western Frontage Road (County Road 5) south of Larimer County Road16 will be in place through the beginning of August. Please follow posted detour signs. Traffic will be diverted to County Road 7 between LCR 16 and LCR 14.  

Johnstown to Fort Collins

Various closures are required to install sign structures:

  • Single lane closures will take place on I-25 between Colorado Highway 402 and US Highway 34 nightly, 9 p.m. to 5 a.m., Monday through Thursday.
  • A full closure of the southbound I-25 off-ramp to CO 402 will take place from 9 p.m., Thursday, to 5 a.m., Friday.
  • Southbound I-25 off-ramp traffic will continue south on I-25 to Exit 252/US Highway 60, turn east and continue onto the northbound I-25 on-ramp. Continue north on I-25 to Exit 255/ CO 402.
  • And a full closure of the northbound I-25 on-ramp from CO 402 will take place from 9 p.m., Aug. 25, to 5 a.m., Aug. 26.
  • Northbound I-25 off-ramp traffic will continue north on I-25 to Exit 257/US 34. Traffic will exit, turn left, and continue onto southbound I-25 to Exit 255/ CO 402.
  • To shift traffic into the new final alignment on northbound I-25, single lane closures will take place at Harmony Road, nightly, 9 p.m. to 5 a.m., Wednesday through Saturday.
  • To move safety barrier, single lane closures on I-25 between Colorado Highway 392 and Prospect Road will take place nightly, 9 p.m. to 5 a.m., Monday through Thursday.

Firestone Mobility Hub

Daytime work, Monday - Friday, 7 a.m. - 6 p.m. 

Southbound I-25

  • Southbound traffic will be shifted into the median. Trucks may be entering or leaving the work zone. No lane changing in work zone - use caution.

The speed limit for southbound I-25 is 55 mph through the active work zone.  The speed limit for northbound I-25 has been temporarily increased to 65 mph until further notice to ease congestion.

Southbound West Frontage Road/I-25 On-Ramp at Exit 240

  • Left lane is closed 24/7 through August 2023. Construction crews will be working behind the barrier on the left shoulder.
  • Flaggers will assist motorists through the construction work zone.

Caution - Watch for increased truck traffic entering and exiting the work zone.

Northbound East I-25 Frontage Road

  • Right shoulder closure 
    • Construction crews will be working behind the cones/drums, prepping curb and gutter- Please use caution.
    • Trucks entering and exiting the dirt lot west of the Frontage Road.

The construction schedule is weather dependent and subject to change. 

Park-N-Ride
Caution - Watch for increased truck traffic entering and exiting the work zone - Leave plenty of time and space for trucks. Flaggers are in place to guide traffic.  

Additional Information

For specific lane closures and traffic impacts from Sunday, Aug. 20 - Saturday, Aug. 26, please use this interactive map on the project webpage. To display full details on the traffic impacts, please click on any of the color-shaded areas on the map to see the full details. A pop-up on the left side of your screen will outline the details of the lane closures.

Construction activities are weather-dependent and subject to change. Please watch for construction vehicles entering and exiting mainline I-25 and obey all posted signage in construction zones. Your safety and the safety of our crews is our highest priority.

The I-25 North Express Lanes Project provides a Courtesy Patrol during commute hours (6 to 9 a.m. and 3:30 to 6:30 p.m.) to assist with disabled vehicles within the Project limits from Johnstown to Fort Collins.  

About the Project

Communities along the I-25 North corridor are expanding rapidly, contributing to major economic growth in northern Colorado. The Colorado Department of Transportation is supporting this growth by delivering the expansion of I-25 North. Improvements are currently underway along I-25 between Berthoud and Fort Collins (with more to come from Mead to Berthoud).

This project brings economic, environmental and quality of life benefits for northern Coloradans by:

  •  Making safety improvements to reduce the number of crashes and fatalities.
  •  Decreasing travel time and increasing trip reliability.
  •  Reducing emissions and improving freight efficiency.
  •  Improve congestion and safety.
  •  Rebuilding aging and obsolete infrastructure.
  •  Improving bicycle, pedestrian and transit connectivity.

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