US Bridges

Kauffman Ave over Unnamed Channel

Good

Tehama County, California · 1.0 MI E of SR 99 · Structure no. 08C0185

Built
1984
41 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
55 ft
3 main spans
Daily traffic
348
2008 count
Owner
County
County Highway Agency

About this bridge

Kauffman Ave over Unnamed Channel is a concrete continuous slab carrying Kauffman Ave over Unnamed Channel in Tehama County, California. It was built in 1984, so it is 41 years old, younger 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 348 vehicles a day, roughly 2% of them trucks, projected to reach 809 by 2042. The structure is 55 ft (16.8 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesKauffman Ave
CrossesUnnamed Channel
Location1.0 MI E of SR 99
RouteCounty Highway 0
Coordinates40.12769, -122.10354
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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.2 US tons
Inventory rating24.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length55 ft (16.8 m)
Longest span18 ft (5.5 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic348 (2008)
Projected traffic809 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Kauffman Ave over Unnamed Channel built?

It was built in 1984, making it 41 years old in 2025.

What condition is Kauffman Ave over Unnamed Channel 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 April 2024.

How much traffic does Kauffman Ave over Unnamed Channel carry?

About 348 vehicles per day (2008 count), of which roughly 2% are trucks.

How long is Kauffman Ave over Unnamed Channel?

The structure is 55 ft (16.8 m) long with a longest span of 18 ft (5.5 m) and a deck 29 ft wide.

Who owns Kauffman Ave over Unnamed Channel?

It is owned by the County Highway Agency.