IS 270 E
IS 270 E in S 33 T 44 N R 6 E, St. Louis County, Missouri received a condition grade of C (55/100). Built in 1967, the bridge carries 162K vehicles daily on IS 270 E over Crd Von Talge RD Bnsf R.
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
IS 270 E is a 59-year-old bridge located S 33 T 44 N R 6 E in St. Louis County, Missouri. The bridge carries IS 270 E over Crd Von Talge RD Bnsf R with 7 traffic lanes, handling approximately 162K vehicles per day. Built in 1967 and reconstructed in 1991, the structure spans 84.7 meters.
The bridge received a Condition Grade of C (55/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 5/9 (fair), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
IS 270 E has a Condition Score of 55/100 (Grade C). Its deck is rated 6/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
IS 270 E was built in 1967 and reconstructed in 1991, making it 59 years old. The average bridge age in the United States is 48 years.
IS 270 E carries approximately 162K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 84.7 meters long and located on IS 270 E in S 33 T 44 N R 6 E, St. Louis County, Missouri.
No, IS 270 E is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
IS 270 E is located S 33 T 44 N R 6 E in St. Louis County, Missouri. The bridge carries IS 270 E over Crd Von Talge RD Bnsf R. Its coordinates are 38.505239, -90.343917. It is maintained by State Highway Agency.
IS 270 E carries IS 270 E over Crd Von Talge RD Bnsf R. The bridge is 84.7 meters long and was built in 1967, with reconstruction 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.