US Bridges

Old HWY 99 W over Rice Creek

Fair

Tehama County, California · 4.2 MI N Glenn CO Line · Structure no. 08C0123

Built
1914
111 years old, rebuilt 1953
Condition
Fair
inspected December 2023
Type
Tee Beam
Concrete Continuous
Length
84 ft
4 main spans
Daily traffic
2,799
2018 count
Owner
County
County Highway Agency

About this bridge

Old HWY 99 W over Rice Creek is a concrete continuous tee beam carrying Old HWY 99 W over Rice Creek in Tehama County, California. It was built in 1914 and reconstructed in 1953, so it is 111 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 2,799 vehicles a day, roughly 3% of them trucks, projected to reach 3,500 by 2043. The structure is 84 ft (25.6 m) long and 41 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesOld HWY 99 W
CrossesRice Creek
Location4.2 MI N Glenn CO Line
RouteCounty Highway 0
Coordinates39.85651, -122.19729
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
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length84 ft (25.6 m)
Longest span20 ft (6.1 m)
Deck width41 ft (12.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,799 (2018)
Projected traffic3,500 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Old HWY 99 W over Rice Creek built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 1953.

What condition is Old HWY 99 W over Rice 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 2023.

How much traffic does Old HWY 99 W over Rice Creek carry?

About 2,799 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Old HWY 99 W over Rice Creek?

The structure is 84 ft (25.6 m) long with a longest span of 20 ft (6.1 m) and a deck 41 ft wide.

Who owns Old HWY 99 W over Rice Creek?

It is owned by the County Highway Agency.