US Bridges

200 South Road over J Canal

Fair

Cassia County, Idaho · 1.0S 1.2E DECLO;970E-200S · Structure no. 000000000023930

Built
1984
41 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
120
2023 count
Owner
Local
Other Local Agency

About this bridge

200 South Road over J Canal is a prestressed concrete tee beam carrying 200 South Road over J Canal in Cassia County, Idaho. It was built in 1984, so it is 41 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 120 vehicles a day, roughly 20% of them trucks, projected to reach 180 by 2042. The structure is 47 ft (14.3 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 South Road
CrossesJ Canal
Location1.0S 1.2E DECLO;970E-200S
RouteCounty Highway 0
CountyCassia County
StateIdaho
Coordinates42.50336, -113.60314
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating20 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span46 ft (14 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2023)
Projected traffic180 by 2042
Trucks20%
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 200 South Road over J Canal built?

It was built in 1984, making it 41 years old in 2025.

What condition is 200 South Road over J 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 2024.

How much traffic does 200 South Road over J Canal carry?

About 120 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is 200 South Road over J Canal?

The structure is 47 ft (14.3 m) long with a longest span of 46 ft (14 m) and a deck 30 ft wide.

Who owns 200 South Road over J Canal?

It is owned by the Other Local Agency.