US Bridges

San Pablo Ave over Pinole Creek

Fair

Contra Costa County, California · 0.1 MI E Tennent Ave · Structure no. 28C0061

Built
1929
96 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete
Length
26 ft
1 main span
Daily traffic
11,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

San Pablo Ave over Pinole Creek is a concrete tee beam carrying San Pablo Ave over Pinole Creek in Contra Costa County, California. It was built in 1929, so it is 96 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 11,000 vehicles a day, roughly 6% of them trucks, projected to reach 24,229 by 2042. The structure is 26 ft (7.9 m) long and 84 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSan Pablo Ave
CrossesPinole Creek
Location0.1 MI E Tennent Ave
RouteCity Street 0
CountyContra Costa County
StateCalifornia
Coordinates38.00623, -122.28944
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.6 US tons
Inventory rating26.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width84 ft (25.5 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2020)
Projected traffic24,229 by 2042
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was San Pablo Ave over Pinole Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is San Pablo Ave over Pinole Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does San Pablo Ave over Pinole Creek carry?

About 11,000 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is San Pablo Ave over Pinole Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 84 ft wide.

Who owns San Pablo Ave over Pinole Creek?

It is owned by the City or Municipal Highway Agency.