US Bridges

State Route 166 over Pleitito Creek

Good

Kern County, California · 06-KER-166-16.54 · Structure no. 50 0515

Built
2009
16 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
2,100
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 166 over Pleitito Creek is a concrete continuous culvert carrying State Route 166 over Pleitito Creek in Kern County, California. It was built in 2009, so it is 16 years old, younger 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 2,100 vehicles a day, roughly 23% of them trucks, projected to reach 3,137 by 2042. The structure is 21 ft (6.4 m) long and 41 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesState Route 166
CrossesPleitito Creek
Location06-KER-166-16.54
RouteState Highway 166
Coordinates35.05887, -119.10946
Functional classRural 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
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span11 ft (3.3 m)
Deck width41 ft (12.5 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2009)
Projected traffic3,137 by 2042
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 166 over Pleitito Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is State Route 166 over Pleitito Creek 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 April 2024.

How much traffic does State Route 166 over Pleitito Creek carry?

About 2,100 vehicles per day (2009 count), of which roughly 23% are trucks.

How long is State Route 166 over Pleitito Creek?

The structure is 21 ft (6.4 m) long with a longest span of 11 ft (3.3 m) and a deck 41 ft wide.

Who owns State Route 166 over Pleitito Creek?

It is owned by the State Highway Agency.