US Bridges

State Route 25 over U.S. Highway 101

Good

Santa Clara County, California · 04-SCL-025-2.49 · Structure no. 37 0468

Built
1989
36 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
212 ft
3 main spans
Daily traffic
21,900
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 25 over U.S. Highway 101 is a prestressed concrete stringer/multi-beam or girder carrying State Route 25 over U.S. Highway 101 in Santa Clara County, California. It was built in 1989, so it is 36 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 21,900 vehicles a day, roughly 6% of them trucks, projected to reach 30,053 by 2044. The structure is 212 ft (64.6 m) long and 44 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesState Route 25
CrossesU.S. Highway 101
Location04-SCL-025-2.49
RouteState Highway 25
Coordinates36.96141, -121.55061
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length212 ft (64.6 m)
Longest span74 ft (22.6 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,900 (2009)
Projected traffic30,053 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 25 over U.S. Highway 101 built?

It was built in 1989, making it 36 years old in 2025.

What condition is State Route 25 over U.S. Highway 101 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2022.

How much traffic does State Route 25 over U.S. Highway 101 carry?

About 21,900 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is State Route 25 over U.S. Highway 101?

The structure is 212 ft (64.6 m) long with a longest span of 74 ft (22.6 m) and a deck 44 ft wide.

Who owns State Route 25 over U.S. Highway 101?

It is owned by the State Highway Agency.