US Bridges

500 North Road over R Canal

Fair

Jerome County, Idaho · 5.0 N. 3.5 E. Jerome · Structure no. 000000000024810

Built
1960
65 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
37 ft
1 main span
Daily traffic
210
2023 count
Owner
Local
Other Local Agency

About this bridge

500 North Road over R Canal is a concrete stringer/multi-beam or girder carrying 500 North Road over R Canal in Jerome County, Idaho. It was built in 1960, 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 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 210 vehicles a day, roughly 11% of them trucks, projected to reach 315 by 2042. The structure is 37 ft (11.3 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries500 North Road
CrossesR Canal
Location5.0 N. 3.5 E. Jerome
RouteCounty Highway 0
StateIdaho
Coordinates42.7965, -114.45267
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width45 ft (13.6 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2023)
Projected traffic315 by 2042
Trucks11%
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

OwnerOther Local Agency
Maintained byOther Local 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 500 North Road over R Canal built?

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

What condition is 500 North Road over R 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 2024.

How much traffic does 500 North Road over R Canal carry?

About 210 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is 500 North Road over R Canal?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 45 ft wide.

Who owns 500 North Road over R Canal?

It is owned by the Other Local Agency.