Military Access, Mobility & Safety Improvement Program.

Southbound Interstate 25 ramp closures for utility work.

As part of the Military Access, Mobility & Safety Improvement Project (MAMSIP), the Colorado Department of Transportation and contractor SEMA Construction will close the southbound I-25 on-ramp at S. Academy Boulevard, and the southbound off-ramp at Mesa Ridge Parkway (exit 132B) on Monday night, March 27, for electrical utility work. These closures are necessary for the safety of the traveling public.

Detours will be in place:

To enter southbound I-25 from S. Academy Blvd., traffic will travel west to the CanAm Hwy., turn south and continue to Mesa Ridge Pkwy., turn west and enter I-25 south.

To exit southbound I-25 to Mesa Ridge Pkwy., traffic will proceed south to Santa Fe Ave. (exit 128), turn around and travel north to exit 132.

Possible traffic slowdowns. Expect delays.

Plan additional time to travel through the area.

There also will be nightly southbound lane closures to shift safety barriers Sunday, March 26 through Thursday, March 30 on I-25 at the following locations:

Sun. night southbound I-25 left lane closures:

9 p.m. to 6 a.m., between mile points 133-134

7 p.m. to 6 a.m., MP 131-129

Mon. night, 8 p.m. to 5 a.m., southbound I-25 right lane closure at S. Academy Blvd. MP 135

Mon. night, 7 p.m. to 4:30 a.m., southbound I-25 right lane and off-ramp closure at MP 132B

Mon. and Tue. nights, 7 p.m. to 6 a.m., southbound I-25 left lane closures MP 133-134

Wed. and Thur. night, 7 p.m. to 6 a.m., southbound I-25 left lane closures MP 128-130 and 132-133

Wed. night, 6 p.m. to 6 a.m., northbound I-25 left lane closure MP 131-132

Friday night 8 p.m. to 9 a.m., northbound I-25 left lane closure MP 131-132

Colo. 94 and North Blaney Road are re-opened with a new intersection configuration and traffic signals. Please use caution approaching this intersection as traffic becomes accustomed to the new traffic pattern.

Construction schedules are weather-dependent and subject to change.

Traffic Impacts

I-25 between MP 127 and 135

Nighttime closures:

Sun., Mar. 26, 9 p.m. - 6 a.m., southbound I-25 left lane closure between MP 133-134

Sun., Mar. 26, 7 p.m. - 6 a.m., southbound I-25 left lane closure between MP 131-129

Mon., Mar. 27, 8 p.m. - 5 a.m., southbound I-25 right lane and on-ramp closure at MP 135

Mon., Mar. 27, 7 p.m. - 4:30 a.m., southbound I-25 right lane and off-ramp closure at MP 132B

Mon., Mar. 27 and Tue., Mar. 28, 7 p.m. - 6 a.m., southbound I-25 left lane closures, MP 133-134

Wed., Mar. 29 and Thu., Mar. 31, 7 p.m. - 6 a.m., southbound I-25 left lane closures between MP 128-130 and 132-133

Wed. night, Mar. 29, 6 p.m. to 6 a.m., northbound I-25 left lane closure MP 131-132

Friday night 8 p.m. to 9 a.m. northbound I-25 left lane closure MP 131-132

Project Overview

Interstate-25 - Safety and Efficiency Improvements

The improvements to I-25 addressed in this project are located along an approximately 7.5-mile segment of south I-25 beginning at S. Academy Blvd. and extending to the Santa Fe Ave. (U.S. 85/87) exit at Fountain (MP 128), which exits to Gate 19 of Fort Carson.

The project includes:

Replacement of two bridges crossing over S. Academy Blvd.

Widening of both inside and outside shoulders and installing safety improvements

Concrete surface treatment overlay to provide an improved riding surface

Installation of median barrier.

Rehab and widening work on four bridges.

Installation of an I-25 southbound deceleration lane at the interchange with Colo. 16