US Bridges

Brundage Lane over State Route 99

Good

Kern County, California · 06-KER-099-23.62-BKD · Structure no. 50 0264

Built
1963
62 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
155 ft
2 main spans
Daily traffic
18,000
2018 count
Owner
State
State Highway Agency

About this bridge

Brundage Lane over State Route 99 is a concrete continuous box beam or girders - multiple carrying Brundage Lane over State Route 99 in Kern County, California. It was built in 1963, so it is 62 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 18,000 vehicles a day, roughly 2% of them trucks, projected to reach 25,504 by 2045. The structure is 155 ft (47.2 m) long and 105 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBrundage Lane
CrossesState Route 99
Location06-KER-099-23.62-BKD
RouteCity Street 0
Coordinates35.35401, -119.03979
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
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 evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating44.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length155 ft (47.2 m)
Longest span80 ft (24.5 m)
Deck width105 ft (31.9 m)
Roadway width87 ft (26.5 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic18,000 (2018)
Projected traffic25,504 by 2045
Trucks2%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Brundage Lane over State Route 99 built?

It was built in 1963, making it 62 years old in 2025.

What condition is Brundage Lane 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 Brundage Lane over State Route 99 carry?

About 18,000 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Brundage Lane over State Route 99?

The structure is 155 ft (47.2 m) long with a longest span of 80 ft (24.5 m) and a deck 105 ft wide.

Who owns Brundage Lane over State Route 99?

It is owned by the State Highway Agency.