US Bridges

Wible Road over Kern Island Canal

Good

Kern County, California · 0.5 MI South of Mocal RD · Structure no. 50C0290

Built
1982
43 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
200
2007 count
Owner
County
County Highway Agency

About this bridge

Wible Road over Kern Island Canal is a concrete continuous culvert carrying Wible Road over Kern Island Canal in Kern County, California. It was built in 1982, so it is 43 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 200 vehicles a day, roughly 20% of them trucks, projected to reach 260 by 2041. The structure is 26 ft (7.9 m) long and 56 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWible Road
CrossesKern Island Canal
Location0.5 MI South of Mocal RD
RouteCounty Highway 0
Coordinates35.17207, -119.03926
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width56 ft (17.2 m)
Roadway width54 ft (16.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2007)
Projected traffic260 by 2041
Trucks20%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wible Road over Kern Island Canal built?

It was built in 1982, making it 43 years old in 2025.

What condition is Wible Road over Kern Island 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 March 2023.

How much traffic does Wible Road over Kern Island Canal carry?

About 200 vehicles per day (2007 count), of which roughly 20% are trucks.

How long is Wible Road over Kern Island Canal?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 56 ft wide.

Who owns Wible Road over Kern Island Canal?

It is owned by the County Highway Agency.