US Bridges

W 1400 S; Strang R over Low Line Canal

Fair

Bingham County, Idaho · 3.5N. 1.7E.ABERDEEN;1400S · Structure no. 000000000022880

Built
1963
62 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

W 1400 S; Strang R over Low Line Canal is a prestressed concrete tee beam carrying W 1400 S; Strang R over Low Line Canal in Bingham County, Idaho. It was built in 1963, so it is 62 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 250 vehicles a day, roughly 5% of them trucks, projected to reach 375 by 2039. The structure is 36 ft (11 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesW 1400 S; Strang R
CrossesLow Line Canal
Location3.5N. 1.7E.ABERDEEN;1400S
RouteCounty Highway 0
StateIdaho
Coordinates42.99492, -112.80433
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 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic375 by 2039
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$446,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was W 1400 S; Strang R over Low Line Canal built?

It was built in 1963, making it 62 years old in 2025.

What condition is W 1400 S; Strang R over Low 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 March 2024.

How much traffic does W 1400 S; Strang R over Low Line Canal carry?

About 250 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is W 1400 S; Strang R over Low Line Canal?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 28 ft wide.

Who owns W 1400 S; Strang R over Low Line Canal?

It is owned by the County Highway Agency.