Traffic Impacts

I-25 South Gap | Work this Week

For the week of June 26

Watch for ramp closures near Larkspur – As crews continue paving operations, motorists should watch for various overnight ramp closures on I-25 in the Larkspur area. These ramp closures are very dependent on progress made throughout the week. For the most current information on ramp closures, please follow our Facebook page or check our website each day. Thank you for your patience!
 
Remember: All construction schedules described below are weather-dependent and could change.

Renaissance Festival begins this weekend through Aug. 7; expect increased traffic through the I-25 South Gap:
Hear ye, hear ye! M’ladies and m’lords traveling from kingdoms near and afar – the annual Renaissance Festival is back. Brave steeds and royal carriages should be awareth of upcoming impacts! Plan ahead and expecth delays! 
Learn more.


Overnight Lane Closures

Overnight Sunday, June 26 through Thursday, June 30, watch for new overnight lane closure hours along northbound and southbound I-25 as crews complete guardrail patching and repairs, paving activities and permanent striping operations.

  • Northbound I-25 – 7 p.m. to 5 a.m.
  • Southbound I-25 – 8 p.m. to 6 a.m.

 At least one lane will be open during this time for you to get to your destination – stay the course of I-25. Please be extra cautious driving through the work zone, watch for crews and follow posted speeds.

Daytime I-25 Express Lane Closures

On Monday, June 27 through Thursday, June 30, from 8 a.m. to 4 p.m., motorists should watch for Express Lane (far-left lane) closures on northbound and southbound I-25 between Monument and Castle Rock for wall patching and paving activities.

At least two lanes will be open during this time for you to get to your destination – stay the course of I-25. Please be extra cautious driving through the work zone, watch for crews and follow posted speeds and signage.

Spruce Mountain Road On-Ramp to Northbound I-25 Closed - June 27

Overnight Monday, June 27, from 7 p.m. to 5 a.m., crews will require a closure of the Spruce Mountain Road on-ramp to northbound I-25 (exit 173) for paving operations. For access to northbound I-25, please use the Upper Lake Gulch Road interchange (exit 172).

Closures

*Remember: Planned lane closures can be affected by weather. 

Description Time Frame Work Detour

Various lane closures along northbound and southbound I-25

Monday - Thursday
June 26 - June 30
8 p.m. to 5 a.m.

Guardrail patching, striping operations and pre-paving activities

One lane open. Stay on I-25.

Express Lane (far-left lane) closures along northbound and southbound I-25 from Castle Rock to Monument Hill

Monday - Thursday
June 26 - June 30
8 a.m. to 4 p.m.

Wall patching and paving activities

Stay on I-25

Shoulder closures along northbound and southbound I-25 throughout the 18-mile project corridor.  

Monday - Thursday
June 26 - June 30
8:30 a.m. to 4 p.m.

Installation of guardrail, signage and cable rail, and complete landscaping activities and fiber optic work

One lane open in each direction of I-25. 
Stay the course!

Frontage Road Work

Description Time Frame Work Detour
Single lane closures and flagging operations
along East and West Frontage Roads 
Plum Creek Parkway and Sky View Lane (Tomah Road)

Monday - Thursday
June 26 - June 30
7 a.m. to 5 p.m.

Installation of fiber optic lines,
frontage road repairs and install
guardrail
Watch for flaggers who will direct traffic.
Residential access will be maintained. 
Thank you for your patience!
Flaggers will be present at the County Line Road, Greenland Road and Upper Lake Gulch Road interchanges to I-25.

Monday - Thursday
June 26 - June 30
7 a.m. to 5 p.m.

Bridge work and deer guard paving operations Watch for flaggers who will direct traffic.
Residential access will be maintained. 

Project Offices in Castle Rock

A temporary construction office for CDOT and its contractor partner, Kraemer North America, is located near the intersection of Crystal Valley Parkway and the I-25 east Frontage Road. Please watch for vehicles entering and exiting the site throughout the duration of construction. Upon project completion, the area will be returned to its previous state; the asphalt will be removed and the area will be re-graded and seeded.


Safety for drivers and workers is our top priority during construction.

 Get project text alerts:
Text I25GAP to 21000.

 Get project emails:

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