US Bridges

State Route 63 over Alta East Branch Canal

Fair

Tulare County, California · 06-TUL-063-R24.66 · Structure no. 46 0240

Built
1973
52 years old, rebuilt 2014
Condition
Fair
inspected February 2022
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
2,550
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 63 over Alta East Branch Canal is a concrete continuous culvert carrying State Route 63 over Alta East Branch Canal in Tulare County, California. It was built in 1973 and reconstructed in 2014, so it is 52 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 2,550 vehicles a day, roughly 8% of them trucks, projected to reach 6,349 by 2044. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesState Route 63
CrossesAlta East Branch Canal
Location06-TUL-063-R24.66
RouteState Highway 63
Coordinates36.56028, -119.28697
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
Waterway adequacy7: Better than present minimum 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 spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,550 (2009)
Projected traffic6,349 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 63 over Alta East Branch Canal built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2014.

What condition is State Route 63 over Alta East Branch 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 State Route 63 over Alta East Branch Canal carry?

About 2,550 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is State Route 63 over Alta East Branch Canal?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.6 m).

Who owns State Route 63 over Alta East Branch Canal?

It is owned by the State Highway Agency.