US Bridges

East Chard Avenue over Gerber Levee Canal

Fair

Tehama County, California · 0.5 MI N Samson Ave · Structure no. 08C0246

Built
1923
102 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
350
2006 count
Owner
County
County Highway Agency

About this bridge

East Chard Avenue over Gerber Levee Canal is a concrete continuous slab carrying East Chard Avenue over Gerber Levee Canal in Tehama County, California. It was built in 1923, so it is 102 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 350 vehicles a day, roughly 9% of them trucks, projected to reach 549 by 2046. The structure is 31 ft (9.5 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesEast Chard Avenue
CrossesGerber Levee Canal
Location0.5 MI N Samson Ave
RouteCounty Highway 0
CountyTehama County
StateCalifornia
Coordinates40.06709, -122.13984
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length31 ft (9.5 m)
Longest span14 ft (4.3 m)
Deck width19 ft (5.7 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2006)
Projected traffic549 by 2046
Trucks9%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was East Chard Avenue over Gerber Levee Canal built?

It was built in 1923, making it 102 years old in 2025.

What condition is East Chard Avenue over Gerber Levee Canal 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 East Chard Avenue over Gerber Levee Canal carry?

About 350 vehicles per day (2006 count), of which roughly 9% are trucks.

How long is East Chard Avenue over Gerber Levee Canal?

The structure is 31 ft (9.5 m) long with a longest span of 14 ft (4.3 m) and a deck 19 ft wide.

Who owns East Chard Avenue over Gerber Levee Canal?

It is owned by the County Highway Agency.