IH 45
IH 45 in 4.75 MI N Of Ih 610, Harris County, Texas received a condition grade of B (62/100). Built in 1959, the bridge carries 225K vehicles daily on IH 45 over Little York RD.
Component Ratings
The riding surface — evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
IH 45 is a 67-year-old bridge located 4.75 MI N Of Ih 610 in Harris County, Texas. The bridge carries IH 45 over Little York RD with 9 traffic lanes, handling approximately 225K vehicles per day. Built in 1959 and reconstructed in 1980, the structure spans 70.1 meters.
The bridge received a Condition Grade of B (62/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
IH 45 has a Condition Score of 62/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
IH 45 was built in 1959 and reconstructed in 1980, making it 67 years old. The average bridge age in the United States is 48 years.
IH 45 carries approximately 225K vehicles per day (average daily traffic). The bridge has 9 traffic lanes. It is 70.1 meters long and located on IH 45 in 4.75 MI N 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 4.75 MI N Of Ih 610 in Harris County, Texas. The bridge carries IH 45 over Little York RD. Its coordinates are 29.869889, -95.407842. It is maintained by State Highway Agency.
IH 45 carries IH 45 over Little York RD. The bridge is 70.1 meters long and was built in 1959, with reconstruction in 1980.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.