SB880 CONN&OFFRAMP
SB880 CONN&OFFRAMP in 04-Scl-880-7.98-Mps, Santa Clara County, California received a condition grade of B (78/100). Built in 2002, the bridge carries 150K vehicles daily on SB880 CONN&OFFRAMP over Hetch Hetchy Aqueduct.
SB880 CONN&OFFRAMP carries a B on the BridgeSafety Condition Score with 78/100. 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 2002 and is 24 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. SB880 CONN&OFFRAMP carries an average daily traffic count of 150,000 vehicles, with 3 lane(s) crossing Hetch Hetchy Aqueduct. 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
SB880 CONN&OFFRAMP is a 24-year-old bridge located 04-Scl-880-7.98-Mps in Santa Clara County, California. The bridge carries SB880 CONN&OFFRAMP over Hetch Hetchy Aqueduct with 3 traffic lanes, handling approximately 150K vehicles per day. Built in 2002, the structure spans 16.6 meters.
The bridge received a Condition Grade of B (78/100) 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
SB880 CONN&OFFRAMP has a Condition Score of 78/100 (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.
SB880 CONN&OFFRAMP was built in 2002, making it 24 years old. The average bridge age in the United States is 48 years.
SB880 CONN&OFFRAMP carries approximately 150K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 16.6 meters long and located on SB880 CONN&OFFRAMP in 04-Scl-880-7.98-Mps, Santa Clara County, California.
No, SB880 CONN&OFFRAMP is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
SB880 CONN&OFFRAMP is located 04-Scl-880-7.98-Mps in Santa Clara County, California. The bridge carries SB880 CONN&OFFRAMP over Hetch Hetchy Aqueduct. Its coordinates are 37.419156, -121.914514. It is maintained by State Highway Agency.
SB880 CONN&OFFRAMP carries SB880 CONN&OFFRAMP over Hetch Hetchy Aqueduct. The bridge is 16.6 meters long and was built in 2002.
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.