I-26
I-26 in 5 MI NW Of Columbia, Richland County, South Carolina received a condition grade of B (64/100). Built in 1964, the bridge carries 143K vehicles daily on I-26 over I-20.
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
I-26 is a 62-year-old bridge located 5 MI NW Of Columbia in Richland County, South Carolina. The bridge carries I-26 over I-20 with 10 traffic lanes, handling approximately 143K vehicles per day. Built in 1964 and reconstructed in 1983, the structure spans 85.3 meters.
The bridge received a Condition Grade of B (64/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-26 has a Condition Score of 64/100 (Grade B). Its deck is rated 7/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-26 was built in 1964 and reconstructed in 1983, making it 62 years old. The average bridge age in the United States is 48 years.
I-26 carries approximately 143K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 85.3 meters long and located on I-26 in 5 MI NW Of Columbia, Richland County, South Carolina.
No, I-26 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I-26 is located 5 MI NW Of Columbia in Richland County, South Carolina. The bridge carries I-26 over I-20. Its coordinates are 34.036944, -81.110556. It is maintained by State Highway Agency.
I-26 carries I-26 over I-20. The bridge is 85.3 meters long and was built in 1964, with reconstruction in 1983.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.