US Bridges

Old HWY 99 W over Burch Creek

Fair

Tehama County, California · 8.3 MI N Glenn CO Line · Structure no. 08C0127

Built
1914
111 years old, rebuilt 1966
Condition
Fair
inspected December 2023
Type
Tee Beam
Concrete Continuous
Length
198 ft
5 main spans
Daily traffic
3,800
2004 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old HWY 99 W over Burch Creek is a concrete continuous tee beam carrying Old HWY 99 W over Burch Creek in Tehama County, California. It was built in 1914 and reconstructed in 1966, 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 3,800 vehicles a day, roughly 2% of them trucks, projected to reach 5,453 by 2043. The structure is 198 ft (60.4 m) long and 41 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesOld HWY 99 W
CrossesBurch Creek
Location8.3 MI N Glenn CO Line
RouteCity Street 0
Coordinates39.91274, -122.19744
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5 (+3 approach)
Design loadUnknown
Structure length198 ft (60.4 m)
Longest span30 ft (9.1 m)
Deck width41 ft (12.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2004)
Projected traffic5,453 by 2043
Trucks2%
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

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 Old HWY 99 W over Burch Creek built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 1966.

What condition is Old HWY 99 W over Burch 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 Burch Creek carry?

About 3,800 vehicles per day (2004 count), of which roughly 2% are trucks.

How long is Old HWY 99 W over Burch Creek?

The structure is 198 ft (60.4 m) long with a longest span of 30 ft (9.1 m) and a deck 41 ft wide.

Who owns Old HWY 99 W over Burch Creek?

It is owned by the City or Municipal Highway Agency.