US Bridges

State Route 25 over San Benito River

Good

San Benito County, California · 05-SBT-025-R30.05 · Structure no. 43 0015

Built
1955
70 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
177 ft
3 main spans
Daily traffic
760
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 25 over San Benito River is a steel stringer/multi-beam or girder carrying State Route 25 over San Benito River in San Benito County, California. It was built in 1955, so it is 70 years old, older 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 760 vehicles a day, roughly 11% of them trucks, projected to reach 5,390 by 2044. The structure is 177 ft (54 m) long and 34 ft wide. If it were closed, the detour would be 85.7 mi (138 km).

CarriesState Route 25
CrossesSan Benito River
Location05-SBT-025-R30.05
RouteState Highway 25
Coordinates36.61416, -121.21149
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length177 ft (54 m)
Longest span58 ft (17.7 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic760 (2009)
Projected traffic5,390 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed85.7 mi (138 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 San Benito River built?

It was built in 1955, making it 70 years old in 2025.

What condition is State Route 25 over San Benito River 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 April 2022.

How much traffic does State Route 25 over San Benito River carry?

About 760 vehicles per day (2009 count), of which roughly 11% are trucks.

How long is State Route 25 over San Benito River?

The structure is 177 ft (54 m) long with a longest span of 58 ft (17.7 m) and a deck 34 ft wide.

Who owns State Route 25 over San Benito River?

It is owned by the State Highway Agency.