I85
I85 in 0.1 MI. N. JCT. Nc279, Gaston County, North Carolina received a condition grade of F (0/100). Built in 1963, the bridge carries 129K vehicles daily on I85 over Duharts Creek. It is classified as structurally deficient.
I85 carries an F on the BridgeSafety Condition Score with 0/100 — the bottom tier of the FHWA NBI distribution. Component ratings flag the structure for near-term rehabilitation or replacement; the bridge may remain open to traffic but is on the priority list for action.
The bridge was built in 1963 and is now 63 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. I85 carries an average daily traffic count of 129,000 vehicles, with 6 lane(s) crossing Duharts Creek. 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
I85 is a 63-year-old bridge located 0.1 MI. N. JCT. Nc279 in Gaston County, North Carolina. The bridge carries I85 over Duharts Creek with 6 traffic lanes, handling approximately 129K vehicles per day. Built in 1963 and reconstructed in 1978, the structure spans 6.7 meters.
The bridge received a Condition Grade of F (0/100) based on Federal Highway Administration inspection data. Its deck is rated 0/9 (serious), superstructure 0/9 (serious), and substructure 0/9 (serious). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below, this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I85 has a Condition Score of 0/100 (Grade F). Its deck is rated 0/9, superstructure 0/9, and substructure 0/9 on the NBI scale. The bridge is classified as structurally deficient.
I85 was built in 1963 and reconstructed in 1978, making it 63 years old. The average bridge age in the United States is 48 years.
I85 carries approximately 129K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 6.7 meters long and located on I85 in 0.1 MI. N. JCT. Nc279, Gaston County, North Carolina.
Yes, I85 is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
I85 is located 0.1 MI. N. JCT. Nc279 in Gaston County, North Carolina. The bridge carries I85 over Duharts Creek. Its coordinates are 35.268678, -81.149292. It is maintained by State Highway Agency.
I85 carries I85 over Duharts Creek. The bridge is 6.7 meters long and was built in 1963, with reconstruction in 1978.
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.