BridgeSafety
Harris County, TX · Structure #121020027115377

IH 610

IH 610 in 1.50 MI N Of Sh 225, Harris County, Texas received a condition grade of C (58/100). Built in 1973, the bridge carries 137K vehicles daily on IH 610 over Houston Ship Channel.

C
58/100
58
Condition Score
137K
Daily Traffic
1973
Year Built
374.9m
Length

Component Ratings

DeckFair
6/9

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

SuperstructureFair
5/9

Beams, girders, and trusses that support the deck

SubstructureFair
5/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
IH 610
Crosses Over
Houston Ship Channel
State
Texas
County
Harris County
Location
1.50 MI N Of Sh 225
Year Built
1973
Age
53 years
Daily Traffic
136,576
Lanes
10
Length
374.9 meters
Owner
State Highway Agency
Structure Number
121020027115377

About This Bridge

IH 610 is a 53-year-old bridge located 1.50 MI N Of Sh 225 in Harris County, Texas. The bridge carries IH 610 over Houston Ship Channel with 10 traffic lanes, handling approximately 137K vehicles per day. Built in 1973, the structure spans 374.9 meters.

The bridge received a Condition Grade of C (58/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 5/9 (fair), and substructure 5/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

1.50 MI N Of Sh 225, Harris County, Texas

29.725133, -95.266456

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Frequently Asked Questions

IH 610 has a Condition Score of 58/100 (Grade C). Its deck is rated 6/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.

IH 610 was built in 1973, making it 53 years old. The average bridge age in the United States is 48 years.

IH 610 carries approximately 137K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 374.9 meters long and located on IH 610 in 1.50 MI N Of Sh 225, Harris County, Texas.

No, IH 610 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 610 is located 1.50 MI N Of Sh 225 in Harris County, Texas. The bridge carries IH 610 over Houston Ship Channel. Its coordinates are 29.725133, -95.266456. It is maintained by State Highway Agency.

IH 610 carries IH 610 over Houston Ship Channel. The bridge is 374.9 meters long and was built in 1973.

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.