IH 45 NB Conn C
IH 45 NB Conn C in 0.3 MI E Of Preston ST, Dallas County, Texas received a condition grade of C (52/100). Built in 1961, the bridge carries 194K vehicles daily on IH 45 NB Conn C over Ih 30. It is classified as structurally deficient.
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 NB Conn C is a 65-year-old bridge located 0.3 MI E Of Preston ST in Dallas County, Texas. The bridge carries IH 45 NB Conn C over Ih 30 with 2 traffic lanes, handling approximately 194K vehicles per day. Built in 1961 and reconstructed in 1971, the structure spans 96 meters.
The bridge received a Condition Grade of C (52/100) based on Federal Highway Administration inspection data. Its deck is rated 4/9 (poor), superstructure 6/9 (fair), and substructure 6/9 (fair). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below — this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
IH 45 NB Conn C has a Condition Score of 52/100 (Grade C). Its deck is rated 4/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is classified as structurally deficient.
IH 45 NB Conn C was built in 1961 and reconstructed in 1971, making it 65 years old. The average bridge age in the United States is 48 years.
IH 45 NB Conn C carries approximately 194K vehicles per day (average daily traffic). The bridge has 2 traffic lanes. It is 96 meters long and located on IH 45 NB Conn C in 0.3 MI E Of Preston ST, Dallas County, Texas.
Yes, IH 45 NB Conn C is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
IH 45 NB Conn C is located 0.3 MI E Of Preston ST in Dallas County, Texas. The bridge carries IH 45 NB Conn C over Ih 30. Its coordinates are 32.778808, -96.782167. It is maintained by State Highway Agency.
IH 45 NB Conn C carries IH 45 NB Conn C over Ih 30. The bridge is 96 meters long and was built in 1961, with reconstruction in 1971.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.