US Bridges

S Maple Ave over Grant Canal

Fair

Fresno County, California · 0.15 MI S/O Wood Ave · Structure no. 42C0375

Built
1946
79 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
234
2010 count
Owner
County
County Highway Agency

About this bridge

S Maple Ave over Grant Canal is a concrete continuous slab carrying S Maple Ave over Grant Canal in Fresno County, California. It was built in 1946, so it is 79 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 5 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 234 vehicles a day, roughly 10% of them trucks, projected to reach 321 by 2042. The structure is 38 ft (11.6 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesS Maple Ave
CrossesGrant Canal
Location0.15 MI S/O Wood Ave
RouteCounty Highway 0
CountyFresno County
StateCalifornia
Coordinates36.42144, -119.75211
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating27.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span18 ft (5.6 m)
Deck width24 ft (7.4 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic234 (2010)
Projected traffic321 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 S Maple Ave over Grant Canal built?

It was built in 1946, making it 79 years old in 2025.

What condition is S Maple Ave over Grant 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 January 2024.

How much traffic does S Maple Ave over Grant Canal carry?

About 234 vehicles per day (2010 count), of which roughly 10% are trucks.

How long is S Maple Ave over Grant Canal?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.6 m) and a deck 24 ft wide.

Who owns S Maple Ave over Grant Canal?

It is owned by the County Highway Agency.