US Bridges

State Route 99 over Traver Canal

Good

Tulare County, California · 06-TUL-099-49.20 · Structure no. 46 0035

Built
1957
68 years old, rebuilt 2013
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
44 ft
2 main spans
Daily traffic
49,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 99 over Traver Canal is a concrete continuous culvert carrying State Route 99 over Traver Canal in Tulare County, California. It was built in 1957 and reconstructed in 2013, so it is 68 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 49,000 vehicles a day, roughly 35% of them trucks, projected to reach 57,431 by 2042. The structure is 44 ft (13.3 m) long and 117 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesState Route 99
CrossesTraver Canal
Location06-TUL-099-49.20
RouteState Highway 99
Coordinates36.45906, -119.49308
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 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 adequacy6: Equal to present minimum 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 spans2
Design loadUnknown
Structure length44 ft (13.3 m)
Longest span13 ft (4.1 m)
Deck width117 ft (35.7 m)
Roadway width112 ft (34.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,000 (2009)
Projected traffic57,431 by 2042
Trucks35%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 99 over Traver Canal built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2013.

What condition is State Route 99 over Traver Canal 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 October 2024.

How much traffic does State Route 99 over Traver Canal carry?

About 49,000 vehicles per day (2009 count), of which roughly 35% are trucks.

How long is State Route 99 over Traver Canal?

The structure is 44 ft (13.3 m) long with a longest span of 13 ft (4.1 m) and a deck 117 ft wide.

Who owns State Route 99 over Traver Canal?

It is owned by the State Highway Agency.