IH35NB TO US183NB
IH35NB TO US183NB in Ih35/Us183 Interchange, Travis County, Texas received a condition grade of B (78/100). Built in 1998, the bridge carries 148K vehicles daily on IH35NB TO US183NB over US 183 And Ih35 Mainlane.
IH35NB TO US183NB 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 1998, making it 28 years old — past the early-life period but still well within typical service life. Routine inspections and modest repair work are normal for bridges in this age band. IH35NB TO US183NB carries an average daily traffic count of 148,000 vehicles, with 1 lane(s) crossing US 183 And Ih35 Mainlane. 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
IH35NB TO US183NB is a 28-year-old bridge located Ih35/Us183 Interchange in Travis County, Texas. The bridge carries IH35NB TO US183NB over US 183 And Ih35 Mainlane with 1 traffic lane, handling approximately 148K vehicles per day. Built in 1998 and reconstructed in 2021, the structure spans 592.2 meters.
The bridge received a Condition Grade of B (78/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 7/9 (good), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
IH35NB TO US183NB has a Condition Score of 78/100 (Grade B). Its deck is rated 8/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
IH35NB TO US183NB was built in 1998 and reconstructed in 2021, making it 28 years old. The average bridge age in the United States is 48 years.
IH35NB TO US183NB carries approximately 148K vehicles per day (average daily traffic). The bridge has 1 traffic lane. It is 592.2 meters long and located on IH35NB TO US183NB in Ih35/Us183 Interchange, Travis County, Texas.
No, IH35NB TO US183NB is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
IH35NB TO US183NB is located Ih35/Us183 Interchange in Travis County, Texas. The bridge carries IH35NB TO US183NB over US 183 And Ih35 Mainlane. Its coordinates are 30.338625, -97.700275. It is maintained by State Highway Agency.
IH35NB TO US183NB carries IH35NB TO US183NB over US 183 And Ih35 Mainlane. The bridge is 592.2 meters long and was built in 1998, with reconstruction in 2021.
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.