US Bridges

Tehama Ave over Corning Canal

Poor

Tehama County, California · 0.5 MI E Rawson RD · Structure no. 08C0204

Built
1968
57 years old
Condition
Poor
inspected March 2023
Type
Slab
Concrete
Length
48 ft
2 main spans
Daily traffic
500
2013 count
Owner
County
County Highway Agency

About this bridge

Tehama Ave over Corning Canal is a concrete slab carrying Tehama Ave over Corning Canal in Tehama County, California. It was built in 1968, so it is 57 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 500 vehicles a day, roughly 3% of them trucks, projected to reach 883 by 2045. The structure is 48 ft (14.6 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesTehama Ave
CrossesCorning Canal
Location0.5 MI E Rawson RD
RouteCounty Highway 0
CountyTehama County
StateCalifornia
Coordinates40.02913, -122.21584
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span23 ft (7 m)
Deck width26 ft (7.8 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2013)
Projected traffic883 by 2045
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$191,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Tehama Ave over Corning Canal built?

It was built in 1968, making it 57 years old in 2025.

What condition is Tehama Ave over Corning Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does Tehama Ave over Corning Canal carry?

About 500 vehicles per day (2013 count), of which roughly 3% are trucks.

How long is Tehama Ave over Corning Canal?

The structure is 48 ft (14.6 m) long with a longest span of 23 ft (7 m) and a deck 26 ft wide.

Who owns Tehama Ave over Corning Canal?

It is owned by the County Highway Agency.