US Bridges

SMA7316;HOLMES Ave over Idaho Canal

Fair

Bonneville County, Idaho · In Idaho Falls;holmes Ave · Structure no. 000000000021440

Built
1990
35 years old
Condition
Fair
inspected March 2021
Type
Slab
Concrete Continuous
Length
49 ft
2 main spans
Daily traffic
20,500
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

SMA7316;HOLMES Ave over Idaho Canal is a concrete continuous slab carrying SMA7316;HOLMES Ave over Idaho Canal in Bonneville County, Idaho. It was built in 1990, so it is 35 years old, younger 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 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 20,500 vehicles a day, roughly 1% of them trucks, projected to reach 30,750 by 2042. The structure is 49 ft (14.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSMA7316;HOLMES Ave
CrossesIdaho Canal
LocationIn Idaho Falls;holmes Ave
RouteCity Street 7316
CountyBonneville County
StateIdaho
Coordinates43.48497, -112.02383
Functional classUrban Other Principal 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span24 ft (7.3 m)
Deck width60 ft (18.3 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,500 (2023)
Projected traffic30,750 by 2042
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SMA7316;HOLMES Ave over Idaho Canal built?

It was built in 1990, making it 35 years old in 2025.

What condition is SMA7316;HOLMES Ave over Idaho 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 March 2021.

How much traffic does SMA7316;HOLMES Ave over Idaho Canal carry?

About 20,500 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is SMA7316;HOLMES Ave over Idaho Canal?

The structure is 49 ft (14.9 m) long with a longest span of 24 ft (7.3 m) and a deck 60 ft wide.

Who owns SMA7316;HOLMES Ave over Idaho Canal?

It is owned by the City or Municipal Highway Agency.