IH 35 ML
IH 35 ML in 1.6 MI N Of Lp 82, Hays County, Texas received a condition grade of C (54/100). Built in 1935, the bridge carries 128K vehicles daily on IH 35 ML over Blanco River.
IH 35 ML carries a C on the BridgeSafety Condition Score with 54/100. 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 1935, making it 91 years old — well beyond the typical 50-year design life of bridges constructed in that era. Bridges of this vintage usually need substantial rehabilitation or replacement once their original components have aged out, regardless of current condition ratings. IH 35 ML carries an average daily traffic count of 127,801 vehicles, with 6 lane(s) crossing Blanco River. 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 35 ML is a 91-year-old bridge located 1.6 MI N Of Lp 82 in Hays County, Texas. The bridge carries IH 35 ML over Blanco River with 6 traffic lanes, handling approximately 128K vehicles per day. Built in 1935 and reconstructed in 1993, the structure spans 227.4 meters.
The bridge received a Condition Grade of C (54/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (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
IH 35 ML has a Condition Score of 54/100 (Grade C). Its deck is rated 7/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
IH 35 ML was built in 1935 and reconstructed in 1993, making it 91 years old. The average bridge age in the United States is 48 years.
IH 35 ML carries approximately 128K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 227.4 meters long and located on IH 35 ML in 1.6 MI N Of Lp 82, Hays County, Texas.
No, IH 35 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 35 ML is located 1.6 MI N Of Lp 82 in Hays County, Texas. The bridge carries IH 35 ML over Blanco River. Its coordinates are 29.912353, -97.898208. It is maintained by State Highway Agency.
IH 35 ML carries IH 35 ML over Blanco River. The bridge is 227.4 meters long and was built in 1935, with reconstruction in 1993.
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.