US Bridges

State Route 25 over Pajaro River

Poor

San Benito County, California · 05-SBT-025-60.04 · Structure no. 43 0001

Built
1951
74 years old, rebuilt 1991
Condition
Poor
inspected April 2024
Type
Slab
Concrete Continuous
Length
212 ft
6 main spans
Daily traffic
18,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 25 over Pajaro River is a concrete continuous slab carrying State Route 25 over Pajaro River in San Benito County, California. It was built in 1951 and reconstructed in 1991, so it is 74 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 18,000 vehicles a day, roughly 10% of them trucks, projected to reach 33,953 by 2042. The structure is 212 ft (64.6 m) long and 44 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesState Route 25
CrossesPajaro River
Location05-SBT-025-60.04
RouteState Highway 25
Coordinates36.948, -121.51177
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span38 ft (11.6 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2009)
Projected traffic33,953 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 25 over Pajaro River built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1991.

What condition is State Route 25 over Pajaro River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does State Route 25 over Pajaro River carry?

About 18,000 vehicles per day (2009 count), of which roughly 10% are trucks.

How long is State Route 25 over Pajaro River?

The structure is 212 ft (64.6 m) long with a longest span of 38 ft (11.6 m) and a deck 44 ft wide.

Who owns State Route 25 over Pajaro River?

It is owned by the State Highway Agency.