US Bridges

South Ave over Interstate 5

Fair

Tehama County, California · 02-TEH-005-R7.49 · Structure no. 08 0131

Built
1966
59 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
192 ft
2 main spans
Daily traffic
3,950
2015 count
Owner
State
State Highway Agency

About this bridge

South Ave over Interstate 5 is a concrete continuous box beam or girders - multiple carrying South Ave over Interstate 5 in Tehama County, California. It was built in 1966, so it is 59 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 3,950 vehicles a day, roughly 40% of them trucks, projected to reach 8,534 by 2042. The structure is 192 ft (58.5 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSouth Ave
CrossesInterstate 5
Location02-TEH-005-R7.49
RouteCounty Highway 0
Coordinates39.90649, -122.2005
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span95 ft (29 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,950 (2015)
Projected traffic8,534 by 2042
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was South Ave over Interstate 5 built?

It was built in 1966, making it 59 years old in 2025.

What condition is South Ave over Interstate 5 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 February 2024.

How much traffic does South Ave over Interstate 5 carry?

About 3,950 vehicles per day (2015 count), of which roughly 40% are trucks.

How long is South Ave over Interstate 5?

The structure is 192 ft (58.5 m) long with a longest span of 95 ft (29 m) and a deck 34 ft wide.

Who owns South Ave over Interstate 5?

It is owned by the State Highway Agency.