US Bridges

Stc 6706;HITT Road over Ririe Outlet Canal

Fair

Bonneville County, Idaho · 1.0 S. 1.5 W. Ucon · Structure no. 000000000031258

Built
2005
20 years old
Condition
Fair
inspected November 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
3,500
2023 count
Owner
County
County Highway Agency

About this bridge

Stc 6706;HITT Road over Ririe Outlet Canal is a prestressed concrete stringer/multi-beam or girder carrying Stc 6706;HITT Road over Ririe Outlet Canal in Bonneville County, Idaho. It was built in 2005, so it is 20 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 3,500 vehicles a day, roughly 4% of them trucks, projected to reach 5,250 by 2042. The structure is 63 ft (19.2 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesStc 6706;HITT Road
CrossesRirie Outlet Canal
Location1.0 S. 1.5 W. Ucon
RouteCounty Highway 6706
CountyBonneville County
StateIdaho
Coordinates43.5755, -111.9845
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.5 US tons
Inventory rating34.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span60 ft (18.3 m)
Deck width65 ft (19.8 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2023)
Projected traffic5,250 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Stc 6706;HITT Road over Ririe Outlet Canal built?

It was built in 2005, making it 20 years old in 2025.

What condition is Stc 6706;HITT Road over Ririe Outlet 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 November 2021.

How much traffic does Stc 6706;HITT Road over Ririe Outlet Canal carry?

About 3,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Stc 6706;HITT Road over Ririe Outlet Canal?

The structure is 63 ft (19.2 m) long with a longest span of 60 ft (18.3 m) and a deck 65 ft wide.

Who owns Stc 6706;HITT Road over Ririe Outlet Canal?

It is owned by the County Highway Agency.