I-25 Walsenburg Bridge Replacement

Weekly Traffic Impacts - March 31 to April 6

Travel Advisory - April 4 to April 12 - Full Closure CO 10

• CO 10 under I-25 will be continuously closed in both directions for up to nine days, with detour routes in place
• The closure will begin at 5 a.m. on Thursday, April 4 and last until approx. 8 p.m. on Friday, April 12
• The closure is necessary to maintain safety for the traveling public, the surrounding community and the construction crews as equipment is mobilized, bridge girders are lifted by crane and placed on the new bridge structure, and other safety critical work is performed
• Please refer to the map below for recommended detour routes
• Detour routes will add approx. five miles and 10 minutes to drive times
• The project limits on CO 10 are at the junction of CO 10/US 160 and extend from Mile Point 0 to MP .25
• Construction schedules are weather dependent and subject to change

Weekday Traffic Impacts

• A single lane closure will exist on CO 10 from Monday, April 1 to Wednesday, April 3 during working hours, with alternating directions of traffic routed into the open lane by flaggers
• Motorists can expect brief traffic holds of up to 10 minutes
• Working hours are half an hour after sunrise to half an hour before sunset, Monday to Friday
• Some Saturday work is expected
• CDOT will close both directions of the highway from approx. 5 a.m. on Thursday, April 4 to 8 p.m. on Friday, April 12 during equipment mobilization, bridge girder placement, and other safety critical work activities
• The highway will be closed continuously during this period
• Please refer to the Travel Advisory above for details
• During full closures, detour routes will be posted with up to 5 miles and 10 minutes in additional travel time expected
• Closures are necessary to maintain safety for the railroads, the construction crews, the surrounding community, and the traveling public
• The project/closure limits extend from Mile Point 0 to MP .25
• Construction schedules are weather dependent and subject to change

Ongoing Traffic Impacts
 

• Both directions of traffic on I-25 are reduced to a single lane within the project limits
• The lanes have been shifted to the northbound side of I-25 via median crossover detour pavement
• The project limits extend from MP 51 to MP 49 on I-25 at the approaches to and at Exit 50 in Huerfano County
• This single lane alignment will remain in place until further notice
• A width restriction of 12 feet is in place
• Speeds are reduced to 55 mph
• The northbound I-25 on and off ramps are open
• The southbound I-25 on and off ramps are closed (see detail below)
• Caution is advised

• The southbound I-25 on and off ramps at Exit 50 are closed, with detour routes in place
• These ramp closures will remain in place 24/7 for about six months while crews remove and replace the southbound I-25 bridge structure
• Detour signs will be present alerting motorists to alternate routes

Temporary Playground Closure 

• The playground will remain closed until further notice
• The closure is in place to maintain public safety during underground utility work
• Fencing and signs are present alerting the public to the closure

General Impacts, Schedule & Scope of Work

• Work began in March 2023 with expected completion by late 2024
• Impacts include a single lane alignment in both directions of I-25 during removal and replacement of the southbound I-25 bridge structure
• 24/7 closure of the southbound I-25 on and off ramps at Exit 50 during removal and replacement of the southbound I-25 bridge
• Periods of full closure of both directions of CO 10 under I-25, with detour routes in place during safety critical work
• Weekday lane closures in both directions of CO 10, managed by flaggers
• Lane closures in both directions of I-25 and on CO 10 below the bridges during various phases of work
• This state and federally funded infrastructure upgrade project is designed to improve the safety of two aging bridges to support increased traffic on the I-25 corridor
• Work includes rehabilitating the northbound I-25 bridge deck, building median crossover pavement to shift traffic, and removing and replacing the southbound I-25 bridge structure
• The new bridge will be built to meet today's standards
• Other planned work includes widening and improving the on and off ramps, relocating a sanitary sewer line, and adding guardrail, signs, and safety features.