US Bridges

C St. / Tehama Ave over Tehama Slough

Fair

Tehama County, California · Adjacent to 5th St. · Structure no. 08C0364

Built
2007
18 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
136 ft
3 main spans
Daily traffic
200
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

C St. / Tehama Ave over Tehama Slough is a concrete continuous slab carrying C St. / Tehama Ave over Tehama Slough in Tehama County, California. It was built in 2007, so it is 18 years old, younger 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 5 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 311 by 2042. The structure is 136 ft (41.5 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesC St. / Tehama Ave
CrossesTehama Slough
LocationAdjacent to 5th St.
RouteCity Street 0
CountyTehama County
StateCalifornia
Coordinates40.02679, -122.12748
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length136 ft (41.5 m)
Longest span45 ft (13.6 m)
Deck width35 ft (10.6 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2010)
Projected traffic311 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 C St. / Tehama Ave over Tehama Slough built?

It was built in 2007, making it 18 years old in 2025.

What condition is C St. / Tehama Ave over Tehama Slough 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 March 2024.

How much traffic does C St. / Tehama Ave over Tehama Slough carry?

About 200 vehicles per day (2010 count), of which roughly 2% are trucks.

How long is C St. / Tehama Ave over Tehama Slough?

The structure is 136 ft (41.5 m) long with a longest span of 45 ft (13.6 m) and a deck 35 ft wide.

Who owns C St. / Tehama Ave over Tehama Slough?

It is owned by the City or Municipal Highway Agency.