I 25 ML
I 25 ML in 0.25 MI S Of Us40 Interch, Denver County, Colorado received a condition grade of C (57/100). Built in 1956, the bridge carries 235K vehicles daily on I 25 ML over 13th AVE.
I 25 ML carries a C on the BridgeSafety Condition Score with 57/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
The bridge was built in 1956 and is now 70 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I 25 ML carries an average daily traffic count of 235,000 vehicles, with 13 lane(s) crossing 13th AVE. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I 25 ML is a 70-year-old bridge located 0.25 MI S Of Us40 Interch in Denver County, Colorado. The bridge carries I 25 ML over 13th AVE with 13 traffic lanes, handling approximately 235K vehicles per day. Built in 1956 and reconstructed in 2001, the structure spans 52.6 meters.
The bridge received a Condition Grade of C (57/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 6/9 (fair), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 25 ML has a Condition Score of 57/100 (Grade C). Its deck is rated 5/9, superstructure 6/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 25 ML was built in 1956 and reconstructed in 2001, making it 70 years old. The average bridge age in the United States is 48 years.
I 25 ML carries approximately 235K vehicles per day (average daily traffic). The bridge has 13 traffic lanes. It is 52.6 meters long and located on I 25 ML in 0.25 MI S Of Us40 Interch, Denver County, Colorado.
No, I 25 ML is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I 25 ML is located 0.25 MI S Of Us40 Interch in Denver County, Colorado. The bridge carries I 25 ML over 13th AVE. Its coordinates are 39.736686, -105.013831. It is maintained by State Highway Agency.
I 25 ML carries I 25 ML over 13th AVE. The bridge is 52.6 meters long and was built in 1956, with reconstruction in 2001.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.