US Bridges

Cottonwood RD over Arvin-Edison Canal

Good

Kern County, California · 0.3 MI SE Panama RD · Structure no. 50C0221

Built
1965
60 years old
Condition
Good
inspected November 2021
Type
Slab
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
5,100
2005 count
Owner
County
County Highway Agency

About this bridge

Cottonwood RD over Arvin-Edison Canal is a prestressed concrete slab carrying Cottonwood RD over Arvin-Edison Canal in Kern County, California. It was built in 1965, so it is 60 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,100 vehicles a day, roughly 5% of them trucks, projected to reach 7,980 by 2039. The structure is 45 ft (13.7 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCottonwood RD
CrossesArvin-Edison Canal
Location0.3 MI SE Panama RD
RouteCounty Highway 0
Coordinates35.2919, -118.98533
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating80.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span44 ft (13.4 m)
Deck width42 ft (12.8 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,100 (2005)
Projected traffic7,980 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Cottonwood RD over Arvin-Edison Canal built?

It was built in 1965, making it 60 years old in 2025.

What condition is Cottonwood RD over Arvin-Edison Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2021.

How much traffic does Cottonwood RD over Arvin-Edison Canal carry?

About 5,100 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is Cottonwood RD over Arvin-Edison Canal?

The structure is 45 ft (13.7 m) long with a longest span of 44 ft (13.4 m) and a deck 42 ft wide.

Who owns Cottonwood RD over Arvin-Edison Canal?

It is owned by the County Highway Agency.