US Bridges

300 West Road over C Canal

Fair

Minidoka County, Idaho · 1.0 N. 3.0 E. Paul · Structure no. 000000000025276

Built
1995
30 years old, rebuilt 2013
Condition
Fair
inspected April 2023
Type
Frame
Concrete
Length
24 ft
1 main span
Daily traffic
300
2023 count
Owner
County
County Highway Agency

About this bridge

300 West Road over C Canal is a concrete frame carrying 300 West Road over C Canal in Minidoka County, Idaho. It was built in 1995 and reconstructed in 2013, so it is 30 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 300 vehicles a day, roughly 15% of them trucks, projected to reach 450 by 2039. The structure is 24 ft (7.3 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries300 West Road
CrossesC Canal
Location1.0 N. 3.0 E. Paul
RouteCounty Highway 0
CountyMinidoka County
StateIdaho
Coordinates42.61925, -113.72478
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width68 ft (20.7 m)
Roadway width65 ft (19.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic450 by 2039
Trucks15%
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

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 300 West Road over C Canal built?

It was built in 1995, making it 30 years old in 2025. It was reconstructed in 2013.

What condition is 300 West Road over C 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 April 2023.

How much traffic does 300 West Road over C Canal carry?

About 300 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is 300 West Road over C Canal?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 68 ft wide.

Who owns 300 West Road over C Canal?

It is owned by the County Highway Agency.