US Bridges

Sma 7073;S.COLE RD over New York Canal

Fair

Ada County, Idaho · 3.9 S. 2.5 W. Boise · Structure no. 000000000026010

Built
1971
54 years old
Condition
Fair
inspected February 2023
Type
Tee Beam
Prestressed Concrete
Length
138 ft
3 main spans
Daily traffic
3,400
2023 count
Owner
County
County Highway Agency

About this bridge

Sma 7073;S.COLE RD over New York Canal is a prestressed concrete tee beam carrying Sma 7073;S.COLE RD over New York Canal in Ada County, Idaho. It was built in 1971, so it is 54 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 3,400 vehicles a day, roughly 26% of them trucks, projected to reach 5,100 by 2042. The structure is 138 ft (42.1 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSma 7073;S.COLE RD
CrossesNew York Canal
Location3.9 S. 2.5 W. Boise
RouteCounty Highway 7073
CountyAda County
StateIdaho
Coordinates43.54347, -116.27419
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.1 m)
Longest span46 ft (14 m)
Deck width31 ft (9.3 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2023)
Projected traffic5,100 by 2042
Trucks26%
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sma 7073;S.COLE RD over New York Canal built?

It was built in 1971, making it 54 years old in 2025.

What condition is Sma 7073;S.COLE RD 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 Sma 7073;S.COLE RD over New York Canal carry?

About 3,400 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is Sma 7073;S.COLE RD over New York Canal?

The structure is 138 ft (42.1 m) long with a longest span of 46 ft (14 m) and a deck 31 ft wide.

Who owns Sma 7073;S.COLE RD over New York Canal?

It is owned by the County Highway Agency.