I 25 ML
I 25 ML in Thornton, Adams County, Colorado received a condition grade of C (56/100). Built in 1955, the bridge carries 154K vehicles daily on I 25 ML over Pedestrian Underpass.
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 71-year-old bridge located Thornton in Adams County, Colorado. The bridge carries I 25 ML over Pedestrian Underpass with 8 traffic lanes, handling approximately 154K vehicles per day. Built in 1955, the structure spans 15.2 meters.
The bridge received a Condition Grade of C (56/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 25 ML has a Condition Score of 56/100 (Grade C). Its deck is rated 6/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 25 ML was built in 1955, making it 71 years old. The average bridge age in the United States is 48 years.
I 25 ML carries approximately 154K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 15.2 meters long and located on I 25 ML in Thornton, Adams 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 Thornton in Adams County, Colorado. The bridge carries I 25 ML over Pedestrian Underpass. Its coordinates are 39.855183, -104.986694. It is maintained by State Highway Agency.
I 25 ML carries I 25 ML over Pedestrian Underpass. The bridge is 15.2 meters long and was built in 1955.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.