BridgeSafety
Harris County, TX · Structure #121020027117515

US 59

US 59 in Ih 610/US 59 Interchange, Harris County, Texas received a condition grade of B (74/100). Built in 2002, the bridge carries 184K vehicles daily on US 59 over Ih 610w Sbfr;Mr;Toll Con.

B
74/100
74
Condition Score
184K
Daily Traffic
2002
Year Built
34.7m
Length

Component Ratings

DeckGood
7/9

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

SuperstructureFair
6/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
US 59
Crosses Over
Ih 610w Sbfr;Mr;Toll Con
State
Texas
County
Harris County
Location
Ih 610/US 59 Interchange
Year Built
2002
Age
24 years
Daily Traffic
183,561
Lanes
7
Length
34.7 meters
Owner
State Highway Agency
Structure Number
121020027117515

About This Bridge

US 59 is a 24-year-old bridge located Ih 610/US 59 Interchange in Harris County, Texas. The bridge carries US 59 over Ih 610w Sbfr;Mr;Toll Con with 7 traffic lanes, handling approximately 184K vehicles per day. Built in 2002, the structure spans 34.7 meters.

The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 6/9 (fair), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

Ih 610/US 59 Interchange, Harris County, Texas

29.728464, -95.461458

Open in Google Maps →

Frequently Asked Questions

US 59 has a Condition Score of 74/100 (Grade B). Its deck is rated 7/9, superstructure 6/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

US 59 was built in 2002, making it 24 years old. The average bridge age in the United States is 48 years.

US 59 carries approximately 184K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 34.7 meters long and located on US 59 in Ih 610/US 59 Interchange, Harris County, Texas.

No, US 59 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

US 59 is located Ih 610/US 59 Interchange in Harris County, Texas. The bridge carries US 59 over Ih 610w Sbfr;Mr;Toll Con. Its coordinates are 29.728464, -95.461458. It is maintained by State Highway Agency.

US 59 carries US 59 over Ih 610w Sbfr;Mr;Toll Con. The bridge is 34.7 meters long and was built in 2002.

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.