BridgeSafety
Santa Clara County, CA · Structure #37 0264

INTERSTATE 280

INTERSTATE 280 in 04-Scl-280-R3.34-Sjs, Santa Clara County, California received a condition grade of B (74/100). Built in 1969, the bridge carries 196K vehicles daily on INTERSTATE 280 over Private Road.

B
74/100
74
Condition Score
196K
Daily Traffic
1969
Year Built
8.2m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
INTERSTATE 280
Crosses Over
Private Road
State
California
County
Santa Clara County
Location
04-Scl-280-R3.34-Sjs
Year Built
1969
Age
57 years
Daily Traffic
196,000
Lanes
10
Length
8.2 meters
Owner
State Highway Agency
Structure Number
37 0264

About This Bridge

INTERSTATE 280 is a 57-year-old bridge located 04-Scl-280-R3.34-Sjs in Santa Clara County, California. The bridge carries INTERSTATE 280 over Private Road with 10 traffic lanes, handling approximately 196K vehicles per day. Built in 1969, the structure spans 8.2 meters.

The bridge received a Condition Grade of B (74/100) 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

04-Scl-280-R3.34-Sjs, Santa Clara County, California

37.317681, -121.904242

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Frequently Asked Questions

INTERSTATE 280 has a Condition Score of 74/100 (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.

INTERSTATE 280 was built in 1969, making it 57 years old. The average bridge age in the United States is 48 years.

INTERSTATE 280 carries approximately 196K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 8.2 meters long and located on INTERSTATE 280 in 04-Scl-280-R3.34-Sjs, Santa Clara County, California.

No, INTERSTATE 280 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

INTERSTATE 280 is located 04-Scl-280-R3.34-Sjs in Santa Clara County, California. The bridge carries INTERSTATE 280 over Private Road. Its coordinates are 37.317681, -121.904242. It is maintained by State Highway Agency.

INTERSTATE 280 carries INTERSTATE 280 over Private Road. The bridge is 8.2 meters long and was built in 1969.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.