US Bridges

Gosford Road SB over Kern River Canal

Fair

Kern County, California · 0.2 MI S Truxtun Ave · Structure no. 50C0179L

Built
1984
41 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
77 ft
1 main span
Daily traffic
17,700
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gosford Road SB over Kern River Canal is a prestressed concrete stringer/multi-beam or girder carrying Gosford Road SB over Kern River Canal in Kern County, California. It was built in 1984, so it is 41 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 17,700 vehicles a day, roughly 7% of them trucks, projected to reach 28,908 by 2042. The structure is 77 ft (23.5 m) long and 45 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesGosford Road SB
CrossesKern River Canal
Location0.2 MI S Truxtun Ave
RouteCity Street 0
CountyKern County
StateCalifornia
Coordinates35.35941, -119.09227
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length77 ft (23.5 m)
Longest span72 ft (21.9 m)
Deck width45 ft (13.7 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,700 (2013)
Projected traffic28,908 by 2042
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Gosford Road SB over Kern River Canal built?

It was built in 1984, making it 41 years old in 2025.

What condition is Gosford Road SB over Kern River Canal 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 December 2024.

How much traffic does Gosford Road SB over Kern River Canal carry?

About 17,700 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is Gosford Road SB over Kern River Canal?

The structure is 77 ft (23.5 m) long with a longest span of 72 ft (21.9 m) and a deck 45 ft wide.

Who owns Gosford Road SB over Kern River Canal?

It is owned by the City or Municipal Highway Agency.