US231; US431; SR1
US231; US431; SR1 in 0.6 MI N JCT Us231 *Us431, Madison County, Alabama received a condition grade of B (78/100). Built in 1991, the bridge carries 127K vehicles daily on US231; US431; SR1 over Norfolk Southern.
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
US231; US431; SR1 is a 35-year-old bridge located 0.6 MI N JCT Us231 *Us431 in Madison County, Alabama. The bridge carries US231; US431; SR1 over Norfolk Southern with 5 traffic lanes, handling approximately 127K vehicles per day. Built in 1991, the structure spans 131.1 meters.
The bridge received a Condition Grade of B (78/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
US231; US431; SR1 has a Condition Score of 78/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
US231; US431; SR1 was built in 1991, making it 35 years old. The average bridge age in the United States is 48 years.
US231; US431; SR1 carries approximately 127K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 131.1 meters long and located on US231; US431; SR1 in 0.6 MI N JCT Us231 *Us431, Madison County, Alabama.
No, US231; US431; SR1 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
US231; US431; SR1 is located 0.6 MI N JCT Us231 *Us431 in Madison County, Alabama. The bridge carries US231; US431; SR1 over Norfolk Southern. Its coordinates are 34.730000, -86.596400. It is maintained by State Highway Agency.
US231; US431; SR1 carries US231; US431; SR1 over Norfolk Southern. The bridge is 131.1 meters long and was built in 1991.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.