US Bridges

Westside Parkway over Cross Vally Canal

Good

Kern County, California · 0.2 MI W of Kern River Br · Structure no. 50C0402

Built
2012
13 years old
Condition
Good
inspected December 2021
Type
Culvert
Concrete Continuous
Length
48 ft
4 main spans
Daily traffic
20,000
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Westside Parkway over Cross Vally Canal is a concrete continuous culvert carrying Westside Parkway over Cross Vally Canal in Kern County, California. It was built in 2012, so it is 13 years old, younger 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 20,000 vehicles a day, roughly 3% of them trucks, projected to reach 26,000 by 2038. The structure is 48 ft (14.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWestside Parkway
CrossesCross Vally Canal
Location0.2 MI W of Kern River Br
RouteCounty Highway 0
Coordinates35.37146, -119.06267
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2016)
Projected traffic26,000 by 2038
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Westside Parkway over Cross Vally Canal built?

It was built in 2012, making it 13 years old in 2025.

What condition is Westside Parkway over Cross Vally 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 December 2021.

How much traffic does Westside Parkway over Cross Vally Canal carry?

About 20,000 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Westside Parkway over Cross Vally Canal?

The structure is 48 ft (14.6 m) long with a longest span of 12 ft (3.6 m).

Who owns Westside Parkway over Cross Vally Canal?

It is owned by the City or Municipal Highway Agency.