US Bridges

Woollomes Ave over State Route 99

Good

Kern County, California · 06-KER-099-54.48-DLN · Structure no. 50 0210

Built
1955
70 years old, rebuilt 2011
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
198 ft
4 main spans
Daily traffic
10,745
2017 count
Owner
State
State Highway Agency

About this bridge

Woollomes Ave over State Route 99 is a concrete continuous box beam or girders - multiple carrying Woollomes Ave over State Route 99 in Kern County, California. It was built in 1955 and reconstructed in 2011, so it is 70 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 10,745 vehicles a day, roughly 15% of them trucks, projected to reach 15,303 by 2042. The structure is 198 ft (60.4 m) long and 54 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWoollomes Ave
CrossesState Route 99
Location06-KER-099-54.48-DLN
RouteCity Street 0
Coordinates35.74686, -119.2441
Functional classUrban Minor 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 inspectionMarch 2024
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating24.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length198 ft (60.4 m)
Longest span60 ft (18.3 m)
Deck width54 ft (16.4 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,745 (2017)
Projected traffic15,303 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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 Woollomes Ave over State Route 99 built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2011.

What condition is Woollomes Ave 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 March 2024.

How much traffic does Woollomes Ave over State Route 99 carry?

About 10,745 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is Woollomes Ave over State Route 99?

The structure is 198 ft (60.4 m) long with a longest span of 60 ft (18.3 m) and a deck 54 ft wide.

Who owns Woollomes Ave over State Route 99?

It is owned by the State Highway Agency.