US Bridges

3200 East RD over High Line Canal

Fair

Twin Falls County, Idaho · 6.4 S. 2.5 E. Twin Falls · Structure no. 000000000025550

Built
1969
56 years old
Condition
Fair
inspected February 2023
Type
Slab
Prestressed Concrete
Length
82 ft
3 main spans
Daily traffic
140
2023 count
Owner
Local
Other Local Agency

About this bridge

3200 East RD over High Line Canal is a prestressed concrete slab carrying 3200 East RD over High Line Canal in Twin Falls County, Idaho. It was built in 1969, so it is 56 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 140 vehicles a day, roughly 10% of them trucks, projected to reach 210 by 2039. The structure is 82 ft (25 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries3200 East RD
CrossesHigh Line Canal
Location6.4 S. 2.5 E. Twin Falls
RouteCounty Highway 0
StateIdaho
Coordinates42.46366, -114.42092
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 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 geometry6: Equal to present minimum criteria
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 typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length82 ft (25 m)
Longest span27 ft (8.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2023)
Projected traffic210 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 3200 East RD over High Line Canal built?

It was built in 1969, making it 56 years old in 2025.

What condition is 3200 East RD 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 3200 East RD over High Line Canal carry?

About 140 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 3200 East RD over High Line Canal?

The structure is 82 ft (25 m) long with a longest span of 27 ft (8.2 m) and a deck 32 ft wide.

Who owns 3200 East RD over High Line Canal?

It is owned by the Other Local Agency.