I-70 WB
I-70 WB in 05.34 W I-465, Marion County, Indiana received a condition grade of B (77/100). Built in 1974, the bridge carries 127K vehicles daily on I-70 WB over Valley Avenue.
I-70 WB carries a B on the BridgeSafety Condition Score with 77/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1974 and is now 52 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I-70 WB carries an average daily traffic count of 127,164 vehicles, with 5 lane(s) crossing Valley Avenue. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
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-70 WB is a 52-year-old bridge located 05.34 W I-465 in Marion County, Indiana. The bridge carries I-70 WB over Valley Avenue with 5 traffic lanes, handling approximately 127K vehicles per day. Built in 1974 and reconstructed in 2007, the structure spans 37.7 meters.
The bridge received a Condition Grade of B (77/100) 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
I-70 WB has a Condition Score of 77/100 (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.
I-70 WB was built in 1974 and reconstructed in 2007, making it 52 years old. The average bridge age in the United States is 48 years.
I-70 WB carries approximately 127K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 37.7 meters long and located on I-70 WB in 05.34 W I-465, Marion County, Indiana.
No, I-70 WB 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-70 WB is located 05.34 W I-465 in Marion County, Indiana. The bridge carries I-70 WB over Valley Avenue. Its coordinates are 39.791319, -86.126239. It is maintained by State Highway Agency.
I-70 WB carries I-70 WB over Valley Avenue. The bridge is 37.7 meters long and was built in 1974, with reconstruction in 2007.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.