US Bridges

Fort Tejon Oc over Interstate 5

Good

Kern County, California · 06-KER-005-5.02 · Structure no. 50 0193

Built
1960
65 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
302 ft
4 main spans
Daily traffic
1,290
2008 count
Owner
State
State Highway Agency

About this bridge

Fort Tejon Oc over Interstate 5 is a concrete continuous box beam or girders - multiple carrying Fort Tejon Oc over Interstate 5 in Kern County, California. It was built in 1960, so it is 65 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 1,290 vehicles a day, roughly 5% of them trucks, projected to reach 1,738 by 2041. The structure is 302 ft (92 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesFort Tejon Oc
CrossesInterstate 5
Location06-KER-005-5.02
RouteCounty Highway 0
CountyKern County
StateCalifornia
Coordinates34.87647, -118.89499
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20
Structure length302 ft (92 m)
Longest span86 ft (26.2 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,290 (2008)
Projected traffic1,738 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Fort Tejon Oc over Interstate 5 built?

It was built in 1960, making it 65 years old in 2025.

What condition is Fort Tejon Oc over Interstate 5 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 May 2023.

How much traffic does Fort Tejon Oc over Interstate 5 carry?

About 1,290 vehicles per day (2008 count), of which roughly 5% are trucks.

How long is Fort Tejon Oc over Interstate 5?

The structure is 302 ft (92 m) long with a longest span of 86 ft (26.2 m) and a deck 37 ft wide.

Who owns Fort Tejon Oc over Interstate 5?

It is owned by the State Highway Agency.