BridgeSafety
Harris County, TX · Structure #121020050003011

IH 45

IH 45 in 0.5 MI NW Of Ih 610, Harris County, Texas received a condition grade of C (58/100). Built in 1951, the bridge carries 156K vehicles daily on IH 45 over Woodridge Drive.

C
58/100
58
Condition Score
156K
Daily Traffic
1951
Year Built
89.9m
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

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
IH 45
Crosses Over
Woodridge Drive
State
Texas
County
Harris County
Location
0.5 MI NW Of Ih 610
Year Built
1951
Reconstructed
1981
Age
75 years
Daily Traffic
156,215
Lanes
11
Length
89.9 meters
Owner
State Highway Agency
Structure Number
121020050003011

About This Bridge

IH 45 is a 75-year-old bridge located 0.5 MI NW Of Ih 610 in Harris County, Texas. The bridge carries IH 45 over Woodridge Drive with 11 traffic lanes, handling approximately 156K vehicles per day. Built in 1951 and reconstructed in 1981, the structure spans 89.9 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 6/9 (fair), and substructure 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

0.5 MI NW Of Ih 610, Harris County, Texas

29.702017, -95.295619

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Frequently Asked Questions

IH 45 has a Condition Score of 58/100 (Grade C). Its deck is rated 6/9, superstructure 6/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

IH 45 was built in 1951 and reconstructed in 1981, making it 75 years old. The average bridge age in the United States is 48 years.

IH 45 carries approximately 156K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 89.9 meters long and located on IH 45 in 0.5 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 0.5 MI NW Of Ih 610 in Harris County, Texas. The bridge carries IH 45 over Woodridge Drive. Its coordinates are 29.702017, -95.295619. It is maintained by State Highway Agency.

IH 45 carries IH 45 over Woodridge Drive. The bridge is 89.9 meters long and was built in 1951, with reconstruction in 1981.

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.