US Bridges

Blackstone Ave over Tulare Irrig Dist Canal

Good

Tulare County, California · At Paige Ave · Structure no. 46C0430

Built
1972
53 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
3,400
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Blackstone Ave over Tulare Irrig Dist Canal is a concrete continuous culvert carrying Blackstone Ave over Tulare Irrig Dist Canal in Tulare County, California. It was built in 1972, so it is 53 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 3,400 vehicles a day, roughly 5% of them trucks, projected to reach 5,362 by 2041. The structure is 25 ft (7.6 m) long and 77 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBlackstone Ave
CrossesTulare Irrig Dist Canal
LocationAt Paige Ave
RouteCity Street 0
Coordinates36.18227, -119.331
Functional classUrban 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable 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 length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width77 ft (23.5 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2010)
Projected traffic5,362 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Blackstone Ave over Tulare Irrig Dist Canal built?

It was built in 1972, making it 53 years old in 2025.

What condition is Blackstone Ave over Tulare Irrig Dist 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 November 2023.

How much traffic does Blackstone Ave over Tulare Irrig Dist Canal carry?

About 3,400 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Blackstone Ave over Tulare Irrig Dist Canal?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 77 ft wide.

Who owns Blackstone Ave over Tulare Irrig Dist Canal?

It is owned by the City or Municipal Highway Agency.