Traffic Impacts

All work is weather dependent and will be rescheduled if operations cannot be completed.

Construction Activities and Impacts

Work this Week

March 26 - April 1

Lane closures for the week of March 19:

  • Monday through Friday: Alternating left and right lane closures on EB & WB 60 over I-25.
  • Tuesday: NB & SB I-25 left lane closures between MP 250-255.
  • Tuesday: Full closure of SB I-25 at Exit 259/Crossroad Blvd.
  • Wednesday: Full closure of the SB I-25 on-ramp from WB US 34.
  • Thursday: Full closures of the NB I-25 off-ramp to US 34.

Berthoud to Johnstown

The speed limit will be lowered as needed on the project to 55 mph. Please obey speed limit signs.

Monday through Friday, 7 a.m. to 5 p.m., there will be alternating left and right lane closures on east- and westbound Colorado Highway 60 over I-25 for median work.

Monday through Friday, 7 a.m. to 5 p.m., the southbound I-25 off-ramp west shoulder at Larimer County Road 16 will be closed for seeding.

Monday through Friday, 7 a.m. to 5 p.m., the southbound I-25 on- and off-ramp east shoulders at Colorado Highway 56 will be closed for application of topsoil and seeding.

Tuesday night, 9 p.m. to 5 a.m., the north- and southbound I-25 left lanes between mile points 250-255 will be closed for safety device cleaning.

Starting Wednesday, April 5 at 7 am to Friday, April 7 at 5 p.m., Weld County Road 46 will be temporarily closed under I-25 to allow crews to trench across the roadway for utility line installation. Please follow posted signage in the area for detours.

Johnstown to Fort Collins

To perform roadway maintenance, a full closure of southbound I-25 at Exit 259/Crossroads Boulevard will take place from 9 p.m., Tuesday, March 28, until 5 a.m., Wednesday, March 29.

  • Southbound I-25 traffic will exit I-25 at Exit 259/Crossroads Boulevard, head east to Centerra Parkway, proceed south on Centerra Parkway to US Highway 34 and west on US 34 to the southbound I-25 on-ramp.

To shift traffic and open work areas for ramp reconstruction, a full closure of the southbound I-25 on-ramp from westbound US 34 will take place from 9 p.m., Wednesday, March 29 until 5 a.m., Thursday, March 30.

  • Southbound I-25 on-ramp traffic will go north on I-25 to Exit 259/Crossroads Boulevard and turn left. Continue west to the southbound I-25 on-ramp.

To conduct roadway maintenance, a full closure of the northbound I-25 off-ramp to US 34 will take place from 9 p.m., Thursday, March 30 until 5 a.m., Friday, March 31

  • Northbound I-25 off-ramp traffic will continue north on I-25 to Exit 259/Crossroads Boulevard. Traffic will exit, turn left, and continue on southbound I-25. Traffic will continue southbound on I-25 to Exit 257/US 34.

To remove and replace the East Frontage Road bridge over Hillsboro Tributary, crews fully closed the East Frontage Road between CO 402/County Road 18 and County Road 16. This closure will be in place until May 26.

  • Southbound East Frontage Road traffic will detour south on I-25 to Exit 254/ Campion.
  • Northbound East Frontage Road traffic will detour south on East Frontage Road to County Road 14 and go east. Continue to High Plains Boulevard and turn south. Turn west on Highway 60 then go north on I-25.