IH 45 ML
IH 45 ML in 0.60 MI N Of Fm 2920, Harris County, Texas received a condition grade of B (78/100). Built in 2002, the bridge carries 155K vehicles daily on IH 45 ML over Uprr & Spring Stuebner.
IH 45 ML 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 2002 and is 24 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. IH 45 ML carries an average daily traffic count of 155,201 vehicles, with 10 lane(s) crossing Uprr & Spring Stuebner. 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
IH 45 ML is a 24-year-old bridge located 0.60 MI N Of Fm 2920 in Harris County, Texas. The bridge carries IH 45 ML over Uprr & Spring Stuebner with 10 traffic lanes, handling approximately 155K vehicles per day. Built in 2002, the structure spans 238 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
IH 45 ML 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.
IH 45 ML was built in 2002, making it 24 years old. The average bridge age in the United States is 48 years.
IH 45 ML carries approximately 155K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 238 meters long and located on IH 45 ML in 0.60 MI N Of Fm 2920, Harris County, Texas.
No, IH 45 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.
IH 45 ML is located 0.60 MI N Of Fm 2920 in Harris County, Texas. The bridge carries IH 45 ML over Uprr & Spring Stuebner. Its coordinates are 30.084261, -95.436467. It is maintained by State Highway Agency.
IH 45 ML carries IH 45 ML over Uprr & Spring Stuebner. The bridge is 238 meters long and was built in 2002.
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.