US Bridges

Rawson RD over Oat Creek

Fair

Tehama County, California · 0.2 MI S of Flores Ave · Structure no. 08C0100

Built
1942
83 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
77 ft
4 main spans
Daily traffic
1,218
2013 count
Owner
County
County Highway Agency

About this bridge

Rawson RD over Oat Creek is a concrete continuous slab carrying Rawson RD over Oat Creek in Tehama County, California. It was built in 1942, so it is 83 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 1,218 vehicles a day, roughly 9% of them trucks, projected to reach 845 by 2041. The structure is 77 ft (23.5 m) long and 27 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesRawson RD
CrossesOat Creek
Location0.2 MI S of Flores Ave
RouteCounty Highway 0
CountyTehama County
StateCalifornia
Coordinates40.08075, -122.23326
Functional classRural Major Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be 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 alignment7: Better than present minimum criteria
Operating rating30 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length77 ft (23.5 m)
Longest span18 ft (5.5 m)
Deck width27 ft (8.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,218 (2013)
Projected traffic845 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Rawson RD over Oat Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is Rawson RD over Oat 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 April 2023.

How much traffic does Rawson RD over Oat Creek carry?

About 1,218 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is Rawson RD over Oat Creek?

The structure is 77 ft (23.5 m) long with a longest span of 18 ft (5.5 m) and a deck 27 ft wide.

Who owns Rawson RD over Oat Creek?

It is owned by the County Highway Agency.