US Bridges

ST RTE 63 (rd 128) over Friant-Kern Canal

Fair

Tulare County, California · 06-TUL-063-R27.09 · Structure no. 46 0072

Built
1948
77 years old
Condition
Fair
inspected February 2022
Type
Culvert
Concrete Continuous
Length
78 ft
5 main spans
Daily traffic
1,500
2009 count
Owner
State
State Highway Agency

About this bridge

ST RTE 63 (rd 128) over Friant-Kern Canal is a concrete continuous culvert carrying ST RTE 63 (rd 128) over Friant-Kern Canal in Tulare County, California. It was built in 1948, so it is 77 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 1,500 vehicles a day, roughly 8% of them trucks, projected to reach 4,495 by 2044. The structure is 78 ft (23.8 m) long and 22 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesST RTE 63 (rd 128)
CrossesFriant-Kern Canal
Location06-TUL-063-R27.09
RouteState Highway 63
CountyTulare County
StateCalifornia
Coordinates36.59572, -119.28706
Functional classRural Minor Arterial

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 inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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
DeckNot applicable
Main spans5
Design loadUnknown
Structure length78 ft (23.8 m)
Longest span15 ft (4.6 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2009)
Projected traffic4,495 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 ST RTE 63 (rd 128) over Friant-Kern Canal built?

It was built in 1948, making it 77 years old in 2025.

What condition is ST RTE 63 (rd 128) over Friant-Kern Canal 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 February 2022.

How much traffic does ST RTE 63 (rd 128) over Friant-Kern Canal carry?

About 1,500 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is ST RTE 63 (rd 128) over Friant-Kern Canal?

The structure is 78 ft (23.8 m) long with a longest span of 15 ft (4.6 m) and a deck 22 ft wide.

Who owns ST RTE 63 (rd 128) over Friant-Kern Canal?

It is owned by the State Highway Agency.