US Bridges

300 N Road over S Canal

Good

Jerome County, Idaho · 3 N. 0.7 E. Jerome · Structure no. 000000000024748

Built
2017
8 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
190
2023 count
Owner
Local
Other Local Agency

About this bridge

300 N Road over S Canal is a prestressed concrete box beam or girders - multiple carrying 300 N Road over S Canal in Jerome County, Idaho. It was built in 2017, so it is 8 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 190 vehicles a day, roughly 12% of them trucks, projected to reach 285 by 2039. The structure is 52 ft (15.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries300 N Road
CrossesS Canal
Location3 N. 0.7 E. Jerome
RouteCounty Highway 0
StateIdaho
Coordinates42.7675, -114.50478
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating58.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length52 ft (15.9 m)
Longest span49 ft (14.8 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2023)
Projected traffic285 by 2039
Trucks12%
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 300 N Road over S Canal built?

It was built in 2017, making it 8 years old in 2025.

What condition is 300 N Road over S Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does 300 N Road over S Canal carry?

About 190 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is 300 N Road over S Canal?

The structure is 52 ft (15.9 m) long with a longest span of 49 ft (14.8 m) and a deck 28 ft wide.

Who owns 300 N Road over S Canal?

It is owned by the Other Local Agency.