US Bridges

Chard Ave over Jackson Creek

Fair

Tehama County, California · 0.6 MI W Highway 99W · Structure no. 08C0092

Built
1978
47 years old
Condition
Fair
inspected February 2022
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
600
2006 count
Owner
County
County Highway Agency

About this bridge

Chard Ave over Jackson Creek is a concrete continuous culvert carrying Chard Ave over Jackson Creek in Tehama County, California. It was built in 1978, so it is 47 years old, younger 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 6 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 600 vehicles a day, roughly 7% of them trucks, projected to reach 883 by 2044. The structure is 22 ft (6.7 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesChard Ave
CrossesJackson Creek
Location0.6 MI W Highway 99W
RouteCounty Highway 0
CountyTehama County
StateCalifornia
Coordinates40.06888, -122.18229
Functional classRural Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2006)
Projected traffic883 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Chard Ave over Jackson Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Chard Ave over Jackson 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 February 2022.

How much traffic does Chard Ave over Jackson Creek carry?

About 600 vehicles per day (2006 count), of which roughly 7% are trucks.

How long is Chard Ave over Jackson Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns Chard Ave over Jackson Creek?

It is owned by the County Highway Agency.