BridgeSafety
Harris County, TX · Structure #121020B01201320

75th Street

75th Street in 0.60 MI S Of Harrisburg, Harris County, Texas received a condition grade of A (89/100). Built in 2021, the bridge carries 132K vehicles daily on 75th Street over Brays Bayou.

75th Street carries an A on the BridgeSafety Condition Score with 89/100. Deck, superstructure, and substructure ratings all sit in the better tier of the FHWA NBI distribution. The bridge is structurally sound by federal standards.

The bridge was built in 2021 and is 5 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. 75th Street carries an average daily traffic count of 132,000 vehicles, with 4 lane(s) crossing Brays Bayou. The owning agency is City/Municipal; bridge inspection records flow into the federal NBI database annually.

A
89/100
89
Condition Score
132K
Daily Traffic
2021
Year Built
94.5m
Length

Component Ratings

DeckGood
8/9

The riding surface, evaluated for cracking, spalling, and wear

SuperstructureGood
8/9

Beams, girders, and trusses that support the deck

SubstructureGood
8/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
75th Street
Crosses Over
Brays Bayou
State
Texas
County
Harris County
Location
0.60 MI S Of Harrisburg
Year Built
2021
Age
5 years
Daily Traffic
132,000
Lanes
4
Length
94.5 meters
Owner
City/Municipal
Structure Number
121020B01201320

About This Bridge

75th Street is a 5-year-old bridge located 0.60 MI S Of Harrisburg in Harris County, Texas. The bridge carries 75th Street over Brays Bayou with 4 traffic lanes, handling approximately 132K vehicles per day. Built in 2021, the structure spans 94.5 meters.

The bridge received a Condition Grade of A (89/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 8/9 (good), and substructure 8/9 (good).

This bridge is owned and maintained by City/Municipal.

Location Map

0.60 MI S Of Harrisburg, Harris County, Texas

29.728003, -95.294844

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Frequently Asked Questions

75th Street has a Condition Score of 89/100 (Grade A). Its deck is rated 8/9, superstructure 8/9, and substructure 8/9 on the NBI scale. The bridge is not classified as structurally deficient.

75th Street was built in 2021, making it 5 years old. The average bridge age in the United States is 48 years.

75th Street carries approximately 132K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 94.5 meters long and located on 75th Street in 0.60 MI S Of Harrisburg, Harris County, Texas.

No, 75th Street is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

75th Street is located 0.60 MI S Of Harrisburg in Harris County, Texas. The bridge carries 75th Street over Brays Bayou. Its coordinates are 29.728003, -95.294844. It is maintained by City/Municipal.

75th Street carries 75th Street over Brays Bayou. The bridge is 94.5 meters long and was built in 2021.

Last updated:

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.