US Bridges

Meridian RD over Campbell Creek Overflow

Good

Tehama County, California · 0.1 MI S Lassen RD · Structure no. 08C0215

Built
1938
87 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
33 ft
2 main spans
Daily traffic
100
2010 count
Owner
County
County Highway Agency

About this bridge

Meridian RD over Campbell Creek Overflow is a concrete continuous slab carrying Meridian RD over Campbell Creek Overflow in Tehama County, California. It was built in 1938, so it is 87 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 204 by 2042. The structure is 33 ft (10.1 m) long and 20 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesMeridian RD
CrossesCampbell Creek Overflow
Location0.1 MI S Lassen RD
RouteCounty Highway 0
Coordinates39.91172, -121.91912
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span15 ft (4.6 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2010)
Projected traffic204 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Meridian RD over Campbell Creek Overflow built?

It was built in 1938, making it 87 years old in 2025.

What condition is Meridian RD over Campbell Creek Overflow 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 November 2024.

How much traffic does Meridian RD over Campbell Creek Overflow carry?

About 100 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Meridian RD over Campbell Creek Overflow?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.6 m) and a deck 20 ft wide.

Who owns Meridian RD over Campbell Creek Overflow?

It is owned by the County Highway Agency.