US Bridges

D 168 over Outside Creek

Fair

Tulare County, California · 0.1 MI N of Ave 246 · Structure no. 46C0418

Built
1968
57 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
1,200
1970 count
Owner
County
County Highway Agency

About this bridge

D 168 over Outside Creek is a concrete continuous culvert carrying D 168 over Outside Creek in Tulare County, California. It was built in 1968, so it is 57 years old, older 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 6 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 1,200 vehicles a day, roughly 10% of them trucks, projected to reach 2,180 by 2041. The structure is 38 ft (11.6 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesD 168
CrossesOutside Creek
Location0.1 MI N of Ave 246
RouteCounty Highway 0
Coordinates36.23643, -119.20323
Functional classRural Major 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span13 ft (4 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (1970)
Projected traffic2,180 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was D 168 over Outside Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is D 168 over Outside Creek 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 November 2023.

How much traffic does D 168 over Outside Creek carry?

About 1,200 vehicles per day (1970 count), of which roughly 10% are trucks.

How long is D 168 over Outside Creek?

The structure is 38 ft (11.6 m) long with a longest span of 13 ft (4 m) and a deck 42 ft wide.

Who owns D 168 over Outside Creek?

It is owned by the County Highway Agency.