US Bridges

Table Mtn Blvd over Campbell Creek Overflow

Fair

Butte County, California · 1.5 MI No of Table Mt Oc · Structure no. 12C0144

Built
1940
85 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
75 ft
3 main spans
Daily traffic
456
2019 count
Owner
County
County Highway Agency

About this bridge

Table Mtn Blvd over Campbell Creek Overflow is a concrete continuous slab carrying Table Mtn Blvd over Campbell Creek Overflow in Butte County, California. It was built in 1940, so it is 85 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 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 456 vehicles a day, roughly 16% of them trucks, projected to reach 1,087 by 2044. The structure is 75 ft (22.9 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTable Mtn Blvd
CrossesCampbell Creek Overflow
Location1.5 MI No of Table Mt Oc
RouteCounty Highway 0
Coordinates39.57356, -121.61468
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic456 (2019)
Projected traffic1,087 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Table Mtn Blvd over Campbell Creek Overflow built?

It was built in 1940, making it 85 years old in 2025.

What condition is Table Mtn Blvd over Campbell Creek Overflow 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 November 2023.

How much traffic does Table Mtn Blvd over Campbell Creek Overflow carry?

About 456 vehicles per day (2019 count), of which roughly 16% are trucks.

How long is Table Mtn Blvd over Campbell Creek Overflow?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns Table Mtn Blvd over Campbell Creek Overflow?

It is owned by the County Highway Agency.