US Bridges

State Route 33 over Bitterwater Creek

Good

Kern County, California · 06-KER-033-12.74 · Structure no. 50 0138

Built
1988
37 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
84 ft
3 main spans
Daily traffic
4,750
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 33 over Bitterwater Creek is a concrete continuous slab carrying State Route 33 over Bitterwater Creek in Kern County, California. It was built in 1988, so it is 37 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 4,750 vehicles a day, roughly 13% of them trucks, projected to reach 12,926 by 2042. The structure is 84 ft (25.6 m) long and 46 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesState Route 33
CrossesBitterwater Creek
Location06-KER-033-12.74
RouteState Highway 33
Coordinates35.07419, -119.40187
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length84 ft (25.6 m)
Longest span28 ft (8.5 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,750 (2009)
Projected traffic12,926 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 33 over Bitterwater Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is State Route 33 over Bitterwater 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 33 over Bitterwater Creek carry?

About 4,750 vehicles per day (2009 count), of which roughly 13% are trucks.

How long is State Route 33 over Bitterwater Creek?

The structure is 84 ft (25.6 m) long with a longest span of 28 ft (8.5 m) and a deck 46 ft wide.

Who owns State Route 33 over Bitterwater Creek?

It is owned by the State Highway Agency.