US Bridges

7th Standard Road over Friant-Kern Canal

Good

Kern County, California · West of Verdugo Road · Structure no. 50C0343L

Built
2010
15 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
9,723
2007 count
Owner
City
City or Municipal Highway Agency

About this bridge

7th Standard Road over Friant-Kern Canal is a prestressed concrete stringer/multi-beam or girder carrying 7th Standard Road over Friant-Kern Canal in Kern County, California. It was built in 2010, so it is 15 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,723 vehicles a day, roughly 3% of them trucks, projected to reach 15,296 by 2042. The structure is 75 ft (22.9 m) long and 49 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries7th Standard Road
CrossesFriant-Kern Canal
LocationWest of Verdugo Road
RouteCity Street 0
Coordinates35.44158, -119.12281
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length75 ft (22.9 m)
Longest span75 ft (22.9 m)
Deck width49 ft (14.8 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,723 (2007)
Projected traffic15,296 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was 7th Standard Road over Friant-Kern Canal built?

It was built in 2010, making it 15 years old in 2025.

What condition is 7th Standard Road over Friant-Kern 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 2024.

How much traffic does 7th Standard Road over Friant-Kern Canal carry?

About 9,723 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is 7th Standard Road over Friant-Kern Canal?

The structure is 75 ft (22.9 m) long with a longest span of 75 ft (22.9 m) and a deck 49 ft wide.

Who owns 7th Standard Road over Friant-Kern Canal?

It is owned by the City or Municipal Highway Agency.