Traffic Impacts

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

Construction Activities and Impacts

Work this Week

April 2 - 8

Lane closures for the week of April 2:

  • Sunday and Monday: Overnight full closures of the northbound I-25 off-ramp to US Highway 34.
  • Monday and Tuesday: WCR 46 under I-25 reduced to one lane of alternating traffic with flaggers.
  • Monday to Friday: Alternating left and right lane closures on CO 60 over I-25.

  • Tuesday to Wednesday: Overnight single lane closures on southbound I-25 under US 34.

  • Tuesday to Wednesday: Overnight full closure of southbound I-25 at Crossroads Boulevard and single lane closures on US 34 over I-25.

  • Tuesday to Friday: CR 5 south of LCR 16 reduced to one lane of alternating traffic with flaggers.

  • Tuesday to Friday: Northbound and southbound I-25 various mobile lane closures between MP 250-255.
  • Wednesday to Friday: Full closure of WCR 46 under I-25 for utility work.

  • Wednesday and Thursday: Overnight full closures of the southbound I-25 on-ramp from westbound US 34.

  • Wednesday to Thursday: Overnight full closure of the northbound I-25 on-ramp from eastbound US 34.

Berthoud to Johnstown

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

Monday and Tuesday, 7 a.m. to 5 p.m., Weld County Road 46 under I-25 will be reduced to one lane of alternating eastbound and westbound traffic controlled by flaggers for embankment work.

Tuesday through Friday, 7 a.m. to 5 p.m., County Road 5 will be reduced to one lane of alternating northbound and southbound traffic with flaggers, south of Larimer County Road 16 for utility work.

Tuesday, 9 p.m. to 5 a.m., the northbound and southbound I-25 left lanes between mile points 250-255 will be closed to clean safety devices.

Starting Wednesday, 7 a.m. to Friday, 5 p.m., WCR 46 will be closed under I-25 to allow crews to trench across the roadway to install utility lines. Please follow posted signage in the area.

  • Westbound WCR 46 traffic will take Colorado Boulevard south to Weld County Road 44/Colorado Highway 56, or north to Colorado Highway 60. Traffic will turn and travel west to County Road 7 and rejoin WCR 46.
  • Eastbound WCR 46 traffic will take County Road 7 south to CO 56/WCR 44 or north to CO 60. Traffic will turn and travel east to Colorado Boulevard and rejoin WCR 46.

Thursday, 9 p.m. to 5 a.m., there will be various mobile northbound and southbound I-25 lane closures between CO 56 and Colorado Highway 402 for sweeping operations.

Starting April 12 at 7 a.m. to July 11, LCR 16 under I-25 will be temporarily closed. There will also be closures of the southbound I-25 off-ramp to LCR 16 and of the western Frontage Road (County Road 5) south of LCR 16 during the 90-day closure. These closures are required for crews to finish construction on the new roadway, improved ramps and a new roundabout in this area. There will be access to local businesses during the closure. Please follow posted signage.

Johnstown to Fort Collins

To install an overhead sign structure, full closures of the northbound I-25 off-ramp to US Highway 34 will take place from 9 p.m. to 5 a.m. Sunday and Monday.

  • Northbound I-25 off-ramp traffic will continue north on I-25 to Exit 259/Crossroads Boulevard. Traffic will exit, turn right, and continue to Centerra Parkway. Turn south on Centerra Parkway and continue to US 34.

To shift traffic to open work areas and install overhead signage, single lane closures on southbound I-25 under US 34 will take place from 7 p.m., Tuesday, until 5 a.m., Wednesday.

A full closure of southbound I-25 at Exit 259/Crossroads Boulevard and single lane closures on US 34 over I-25 will take place from 9 p.m., Tuesday, until 5 a.m., Wednesday.

  • 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 34 and west on US 34 to the southbound I-25 on-ramp.

To shift traffic and open work areas for ramp reconstruction and to install overhead signage, full closures of the southbound I-25 on-ramp from westbound US 34 will take place from 9 p.m. to 5 a.m., Wednesday and Thursday.

  • 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 install overhead sign structures, a full closure of the northbound I-25 on-ramp from eastbound US 34 will take place from 9 p.m., Wednesday, until 5 a.m., Thursday

  • Northbound I-25 on-ramp traffic will go south on I-25 to Exit 255/ Colorado Highway 402, turn left and continue onto northbound I-25.

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.