US Bridges

State Route 99 over White River Sink

Fair

Tulare County, California · 06-TUL-099-4.56 · Structure no. 46 0258

Built
2001
24 years old
Condition
Fair
inspected August 2022
Type
Slab
Concrete Continuous
Length
72 ft
3 main spans
Daily traffic
44,500
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 99 over White River Sink is a concrete continuous slab carrying State Route 99 over White River Sink in Tulare County, California. It was built in 2001, so it is 24 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 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 44,500 vehicles a day, projected to reach 71,106 by 2044. The structure is 72 ft (22 m) long and 133 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesState Route 99
CrossesWhite River Sink
Location06-TUL-099-4.56
RouteState Highway 99
CountyTulare County
StateCalifornia
Coordinates35.85473, -119.26713
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length72 ft (22 m)
Longest span30 ft (9 m)
Deck width133 ft (40.4 m)
Roadway width128 ft (39 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,500 (2009)
Projected traffic71,106 by 2044
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 State Route 99 over White River Sink built?

It was built in 2001, making it 24 years old in 2025.

What condition is State Route 99 over White River Sink 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 August 2022.

How much traffic does State Route 99 over White River Sink carry?

About 44,500 vehicles per day (2009 count).

How long is State Route 99 over White River Sink?

The structure is 72 ft (22 m) long with a longest span of 30 ft (9 m) and a deck 133 ft wide.

Who owns State Route 99 over White River Sink?

It is owned by the State Highway Agency.