US Bridges

Washington Street over SR 58

Fair

Kern County, California · 06-KER-058-R55.92-BKD · Structure no. 50 0391

Built
1974
51 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
226 ft
2 main spans
Daily traffic
2,613
2012 count
Owner
State
State Highway Agency

About this bridge

Washington Street over SR 58 is a prestressed concrete continuous box beam or girders - multiple carrying Washington Street over SR 58 in Kern County, California. It was built in 1974, so it is 51 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,613 vehicles a day, roughly 5% of them trucks, projected to reach 4,081 by 2041. The structure is 226 ft (68.9 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington Street
CrossesSR 58
Location06-KER-058-R55.92-BKD
RouteCity Street 0
Coordinates35.35272, -118.97652
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 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 alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length226 ft (68.9 m)
Longest span115 ft (35.1 m)
Deck width41 ft (12.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,613 (2012)
Projected traffic4,081 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 Washington Street over SR 58 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Washington Street over SR 58 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Washington Street over SR 58 carry?

About 2,613 vehicles per day (2012 count), of which roughly 5% are trucks.

How long is Washington Street over SR 58?

The structure is 226 ft (68.9 m) long with a longest span of 115 ft (35.1 m) and a deck 41 ft wide.

Who owns Washington Street over SR 58?

It is owned by the State Highway Agency.