BridgeSafety
Harris County, TX · Structure #121020050003224

IH 45

IH 45 in 2.00 MI NW Of Ih 610, Harris County, Texas received a condition grade of C (53/100). Built in 1949, the bridge carries 159K vehicles daily on IH 45 over US 90a (S Wayside DR).

C
53/100
53
Condition Score
159K
Daily Traffic
1949
Year Built
89m
Length

Component Ratings

DeckFair
6/9

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

SuperstructureFair
6/9

Beams, girders, and trusses that support the deck

SubstructureFair
6/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
IH 45
Crosses Over
US 90a (S Wayside DR)
State
Texas
County
Harris County
Location
2.00 MI NW Of Ih 610
Year Built
1949
Reconstructed
1983
Age
77 years
Daily Traffic
159,020
Lanes
11
Length
89 meters
Owner
State Highway Agency
Structure Number
121020050003224

About This Bridge

IH 45 is a 77-year-old bridge located 2.00 MI NW Of Ih 610 in Harris County, Texas. The bridge carries IH 45 over US 90a (S Wayside DR) with 11 traffic lanes, handling approximately 159K vehicles per day. Built in 1949 and reconstructed in 1983, the structure spans 89 meters.

The bridge received a Condition Grade of C (53/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

2.00 MI NW Of Ih 610, Harris County, Texas

29.715128, -95.315467

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Frequently Asked Questions

IH 45 has a Condition Score of 53/100 (Grade C). Its deck is rated 6/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.

IH 45 was built in 1949 and reconstructed in 1983, making it 77 years old. The average bridge age in the United States is 48 years.

IH 45 carries approximately 159K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 89 meters long and located on IH 45 in 2.00 MI NW Of Ih 610, Harris County, Texas.

No, IH 45 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 45 is located 2.00 MI NW Of Ih 610 in Harris County, Texas. The bridge carries IH 45 over US 90a (S Wayside DR). Its coordinates are 29.715128, -95.315467. It is maintained by State Highway Agency.

IH 45 carries IH 45 over US 90a (S Wayside DR). The bridge is 89 meters long and was built in 1949, with reconstruction in 1983.

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.