US Bridges

Ave 11 over Cottonwood Creek

Fair

Madera County, California · 0.07 MI W RD 28 1/2 · Structure no. 41C0024

Built
1977
48 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
116 ft
4 main spans
Daily traffic
425
2020 count
Owner
County
County Highway Agency

About this bridge

Ave 11 over Cottonwood Creek is a concrete continuous slab carrying Ave 11 over Cottonwood Creek in Madera County, California. It was built in 1977, so it is 48 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 425 vehicles a day, roughly 7% of them trucks, projected to reach 1,095 by 2042. The structure is 116 ft (35.4 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesAve 11
CrossesCottonwood Creek
Location0.07 MI W RD 28 1/2
RouteCounty Highway 0
CountyMadera County
StateCalifornia
Coordinates36.90935, -120.03031
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length116 ft (35.4 m)
Longest span28 ft (8.5 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2020)
Projected traffic1,095 by 2042
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 Ave 11 over Cottonwood Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Ave 11 over Cottonwood 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 March 2024.

How much traffic does Ave 11 over Cottonwood Creek carry?

About 425 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Ave 11 over Cottonwood Creek?

The structure is 116 ft (35.4 m) long with a longest span of 28 ft (8.5 m) and a deck 31 ft wide.

Who owns Ave 11 over Cottonwood Creek?

It is owned by the County Highway Agency.