SB I-25 On Ramp
SB I-25 On Ramp in At I-25 & Evans AVE, Denver County, Colorado received a condition grade of B (78/100). Built in 2005, the bridge carries 207K vehicles daily on SB I-25 On Ramp over Lrt.
SB I-25 On Ramp carries a B on the BridgeSafety Condition Score with 78/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 2005 and is 21 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. SB I-25 On Ramp carries an average daily traffic count of 207,000 vehicles, with 2 lane(s) crossing Lrt. 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
SB I-25 On Ramp is a 21-year-old bridge located At I-25 & Evans AVE in Denver County, Colorado. The bridge carries SB I-25 On Ramp over Lrt with 2 traffic lanes, handling approximately 207K vehicles per day. Built in 2005, the structure spans 17.2 meters.
The bridge received a Condition Grade of B (78/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
SB I-25 On Ramp has a Condition Score of 78/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
SB I-25 On Ramp was built in 2005, making it 21 years old. The average bridge age in the United States is 48 years.
SB I-25 On Ramp carries approximately 207K vehicles per day (average daily traffic). The bridge has 2 traffic lanes. It is 17.2 meters long and located on SB I-25 On Ramp in At I-25 & Evans AVE, Denver County, Colorado.
No, SB I-25 On Ramp is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
SB I-25 On Ramp is located At I-25 & Evans AVE in Denver County, Colorado. The bridge carries SB I-25 On Ramp over Lrt. Its coordinates are 39.677750, -104.933683. It is maintained by State Highway Agency.
SB I-25 On Ramp carries SB I-25 On Ramp over Lrt. The bridge is 17.2 meters long and was built in 2005.
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.