US Bridges

200 North Road over Main Northside Canal

Fair

Minidoka County, Idaho · 2.0 N. 3.2 E. Rupert · Structure no. 000000000025195

Built
1973
52 years old
Condition
Fair
inspected March 2023
Type
Channel Beam
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
300
2023 count
Owner
County
County Highway Agency

About this bridge

200 North Road over Main Northside Canal is a prestressed concrete channel beam carrying 200 North Road over Main Northside Canal in Minidoka County, Idaho. It was built in 1973, so it is 52 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 300 vehicles a day, roughly 10% of them trucks, projected to reach 450 by 2039. The structure is 52 ft (15.8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries200 North Road
CrossesMain Northside Canal
Location2.0 N. 3.2 E. Rupert
RouteCounty Highway 0
CountyMinidoka County
StateIdaho
Coordinates42.64889, -113.60431
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length52 ft (15.8 m)
Longest span51 ft (15.5 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic450 by 2039
Trucks10%
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 200 North Road over Main Northside Canal built?

It was built in 1973, making it 52 years old in 2025.

What condition is 200 North Road over Main Northside 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 March 2023.

How much traffic does 200 North Road over Main Northside Canal carry?

About 300 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 200 North Road over Main Northside Canal?

The structure is 52 ft (15.8 m) long with a longest span of 51 ft (15.5 m) and a deck 30 ft wide.

Who owns 200 North Road over Main Northside Canal?

It is owned by the County Highway Agency.