US Bridges

Hunt Road over T.F.Northside Main Cnl

PoorPosted for load

Jerome County, Idaho · 5.0 N. 2.1 W. Eden · Structure no. 000000000024740

Built
1960
65 years old, rebuilt 1973
Condition
Poor
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
310
2023 count
Owner
Local
Other Local Agency

About this bridge

Hunt Road over T.F.Northside Main Cnl is a prestressed concrete tee beam carrying Hunt Road over T.F.Northside Main Cnl in Jerome County, Idaho. It was built in 1960 and reconstructed in 1973, so it is 65 years old, older than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 310 vehicles a day, roughly 7% of them trucks, projected to reach 465 by 2042. The structure is 67 ft (20.4 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHunt Road
CrossesT.F.Northside Main Cnl
Location5.0 N. 2.1 W. Eden
RouteCounty Highway 0
StateIdaho
Coordinates42.67786, -114.25275
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20 US tons
Inventory rating12 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length67 ft (20.4 m)
Longest span66 ft (20.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2023)
Projected traffic465 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$603,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hunt Road over T.F.Northside Main Cnl built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1973.

What condition is Hunt Road over T.F.Northside Main Cnl in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Hunt Road over T.F.Northside Main Cnl carry?

About 310 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Hunt Road over T.F.Northside Main Cnl?

The structure is 67 ft (20.4 m) long with a longest span of 66 ft (20.1 m) and a deck 26 ft wide.

Who owns Hunt Road over T.F.Northside Main Cnl?

It is owned by the Other Local Agency.