US Bridges

STC9373;DESERT Ave over New York Canal

Fair

Ada County, Idaho · 4.0 S. 5.0 E. Meridian · Structure no. 000000000025880

Built
1976
49 years old
Condition
Fair
inspected February 2023
Type
Channel Beam
Prestressed Concrete
Length
110 ft
3 main spans
Daily traffic
2,800
2023 count
Owner
County
County Highway Agency

About this bridge

STC9373;DESERT Ave over New York Canal is a prestressed concrete channel beam carrying STC9373;DESERT Ave over New York Canal in Ada County, Idaho. It was built in 1976, so it is 49 years old, older than the Idaho average of 45.3 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 2,800 vehicles a day, roughly 6% of them trucks, projected to reach 4,200 by 2042. The structure is 110 ft (33.5 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSTC9373;DESERT Ave
CrossesNew York Canal
Location4.0 S. 5.0 E. Meridian
RouteCounty Highway 9373
CountyAda County
StateIdaho
Coordinates43.55386, -116.29
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span37 ft (11.2 m)
Deck width40 ft (12.2 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic4,200 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was STC9373;DESERT Ave over New York Canal built?

It was built in 1976, making it 49 years old in 2025.

What condition is STC9373;DESERT Ave over New York 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 2023.

How much traffic does STC9373;DESERT Ave over New York Canal carry?

About 2,800 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is STC9373;DESERT Ave over New York Canal?

The structure is 110 ft (33.5 m) long with a longest span of 37 ft (11.2 m) and a deck 40 ft wide.

Who owns STC9373;DESERT Ave over New York Canal?

It is owned by the County Highway Agency.