STATE ROUTE 85
STATE ROUTE 85 in 04-Scl-085-R18.35-Sunv, Santa Clara County, California received a condition grade of B (75/100). Built in 1971, the bridge carries 121K vehicles daily on STATE ROUTE 85 over S85-S280 Connector.
STATE ROUTE 85 carries a B on the BridgeSafety Condition Score with 75/100. 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 1971 and is now 55 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. STATE ROUTE 85 carries an average daily traffic count of 121,000 vehicles, with 6 lane(s) crossing S85-S280 Connector. 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
STATE ROUTE 85 is a 55-year-old bridge located 04-Scl-085-R18.35-Sunv in Santa Clara County, California. The bridge carries STATE ROUTE 85 over S85-S280 Connector with 6 traffic lanes, handling approximately 121K vehicles per day. Built in 1971, the structure spans 36.1 meters.
The bridge received a Condition Grade of B (75/100) 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
STATE ROUTE 85 has a Condition Score of 75/100 (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.
STATE ROUTE 85 was built in 1971, making it 55 years old. The average bridge age in the United States is 48 years.
STATE ROUTE 85 carries approximately 121K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 36.1 meters long and located on STATE ROUTE 85 in 04-Scl-085-R18.35-Sunv, Santa Clara County, California.
No, STATE ROUTE 85 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
STATE ROUTE 85 is located 04-Scl-085-R18.35-Sunv in Santa Clara County, California. The bridge carries STATE ROUTE 85 over S85-S280 Connector. Its coordinates are 37.331300, -122.054356. It is maintained by State Highway Agency.
STATE ROUTE 85 carries STATE ROUTE 85 over S85-S280 Connector. The bridge is 36.1 meters long and was built in 1971.
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.