Paving Operations on Southbound I-25 between 23rd Avenue and Colfax Avenue to Cause Delays Next Week

August 17, 2012 - TRAFFIC ADVISORY - Denver Metro Colorado/CDOT Region 6 - DENVER — Beginning Sunday, August 19, the Colorado Department of Transportation (CDOT) will perform paving operations as part of Phase II of the I-25 bridge replacement project over the South Platte River, also known as the Bronco Arch Bridge.

To complete this work, the following lane closures will occur, weather permitting:

Closure of 23rd Avenue on ramp to Southbound I-25

  • Sunday, August19, from 7 p.m. through 3:30 p.m. Friday, August 24, the 23rd Avenue on-ramp to Southbound I-25 will be closed to all traffic. Traffic will be detoured to Mile High Stadium Circle Drive then left on Lower Colfax to the Southbound I-25 on-ramp.

Southbound I-25 between 23rd Ave. and Colfax Ave.

  • Sunday, August 19 through Thursday, August 24, the right lane of Southbound I-25 will be closed at 7 p.m. with a double lane closure at 9 p.m. and a triple at 11 p.m. each night.  All lanes will reopen to traffic at 5 a.m. each morning.

Southbound I-25 Colfax Avenue off ramp

  • Sunday, August 19 through Thursday, August 23, the Colfax Avenue off ramp from Southbound I-25 will be closed for paving operations from 9 p.m. to 5 a.m. each night. The ramp will reopen to traffic at 5 a.m. each morning.

South Platte River Bike/Pedestrian Trail

  • For the safety of workers and the public, please be advised that the bicycle and pedestrian trail that runs along the east side of the South Platte River near Elitch Gardens will be closed Monday, August 20 through Saturday, August 25. Trail users will be directed to Walnut Street and detoured out and around the worksite area.

Delays are expected throughout the week and alternate routes are strongly advised.  CDOT would like to remind motorists to plan ahead, obey all construction signs and flaggers and to “Slow for the Cone Zone.”  Fines for most infractions that occur in the work zone will be doubled.

The work is part of a bridge replacement project on I-25 between Colfax Avenue and 23rd Avenue.  The project replaces the I-25 bridges over the South Platte River, also known as the Bronco Arch Bridge.  The existing bridges were originally constructed in 1951 and are in poor condition.  The entire project is scheduled to be complete by the end of August 2013.

Lawrence Construction Co. is the contractor for this $16.3 million project, which is being funded with federal and state funds.

For more information about this project, visit .  To receive e-mail updates about the project, visit and click on the icon in the upper right-hand corner.  The link will take you to a list of items you can subscribe to including the “I-25 over the South Platte” project listed under “Projects.