I-77
I-77 in 0.35 MI N Of Wv 114, Kanawha County, West Virginia received a condition grade of C (55/100). Built in 1975, the bridge carries 134K vehicles daily on I-77 over Stadium Place.
I-77 carries a C on the BridgeSafety Condition Score with 55/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
The bridge was built in 1975 and is now 51 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-77 carries an average daily traffic count of 133,500 vehicles, with 6 lane(s) crossing Stadium Place. 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-77 is a 51-year-old bridge located 0.35 MI N Of Wv 114 in Kanawha County, West Virginia. The bridge carries I-77 over Stadium Place with 6 traffic lanes, handling approximately 134K vehicles per day. Built in 1975, the structure spans 37.7 meters.
The bridge received a Condition Grade of C (55/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 5/9 (fair), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
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Frequently Asked Questions
I-77 has a Condition Score of 55/100 (Grade C). Its deck is rated 5/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-77 was built in 1975, making it 51 years old. The average bridge age in the United States is 48 years.
I-77 carries approximately 134K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 37.7 meters long and located on I-77 in 0.35 MI N Of Wv 114, Kanawha County, West Virginia.
No, I-77 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-77 is located 0.35 MI N Of Wv 114 in Kanawha County, West Virginia. The bridge carries I-77 over Stadium Place. Its coordinates are 38.346400, -81.615189. It is maintained by State Highway Agency.
I-77 carries I-77 over Stadium Place. The bridge is 37.7 meters long and was built in 1975.
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.