US Bridges

Kimberlina RD over State Route 99

Good

Kern County, California · 06-KER-099-R41.16 · Structure no. 50 0350

Built
1968
57 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
256 ft
2 main spans
Daily traffic
6,000
2018 count
Owner
State
State Highway Agency

About this bridge

Kimberlina RD over State Route 99 is a prestressed concrete continuous stringer/multi-beam or girder carrying Kimberlina RD over State Route 99 in Kern County, California. It was built in 1968, so it is 57 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 6,000 vehicles a day, roughly 15% of them trucks, projected to reach 6,631 by 2045. The structure is 256 ft (78 m) long and 42 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesKimberlina RD
CrossesState Route 99
Location06-KER-099-R41.16
RouteCounty Highway 0W258
Coordinates35.55843, -119.19769
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating55.7 US tons
Inventory rating22.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length256 ft (78 m)
Longest span128 ft (39 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2018)
Projected traffic6,631 by 2045
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Kimberlina RD over State Route 99 built?

It was built in 1968, making it 57 years old in 2025.

What condition is Kimberlina RD over State Route 99 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 October 2023.

How much traffic does Kimberlina RD over State Route 99 carry?

About 6,000 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is Kimberlina RD over State Route 99?

The structure is 256 ft (78 m) long with a longest span of 128 ft (39 m) and a deck 42 ft wide.

Who owns Kimberlina RD over State Route 99?

It is owned by the State Highway Agency.