US Bridges

1900 East Road over High Line Canal

Fair

Twin Falls County, Idaho · 3.0S 3.0W Filer;jrdn Cor · Structure no. 000000000025395

Built
1964
61 years old
Condition
Fair
inspected February 2023
Type
Tee Beam
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
220
2023 count
Owner
Local
Other Local Agency

About this bridge

1900 East Road over High Line Canal is a prestressed concrete tee beam carrying 1900 East Road over High Line Canal in Twin Falls County, Idaho. It was built in 1964, so it is 61 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 5 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 220 vehicles a day, roughly 10% of them trucks, projected to reach 330 by 2042. The structure is 56 ft (17.1 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries1900 East Road
CrossesHigh Line Canal
Location3.0S 3.0W Filer;jrdn Cor
RouteCounty Highway 0
CountyTwin Falls County
StateIdaho
Coordinates42.51939, -114.67281
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 alignment7: Better than present minimum criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length56 ft (17.1 m)
Longest span52 ft (15.8 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2023)
Projected traffic330 by 2042
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

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$579,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 1900 East Road over High Line Canal built?

It was built in 1964, making it 61 years old in 2025.

What condition is 1900 East Road over High Line 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 February 2023.

How much traffic does 1900 East Road over High Line Canal carry?

About 220 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 1900 East Road over High Line Canal?

The structure is 56 ft (17.1 m) long with a longest span of 52 ft (15.8 m) and a deck 28 ft wide.

Who owns 1900 East Road over High Line Canal?

It is owned by the Other Local Agency.