US Bridges

STC2735;2900 East over Low Line Canal

Good

Twin Falls County, Idaho · 2S.TWIN FALLS;3575N2900E · Structure no. 000000000019421

Built
2010
15 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
99 ft
2 main spans
Daily traffic
1,200
2023 count
Owner
Local
Other Local Agency

About this bridge

STC2735;2900 East over Low Line Canal is a prestressed concrete box beam or girders - multiple carrying STC2735;2900 East over Low Line Canal in Twin Falls County, Idaho. It was built in 2010, so it is 15 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,200 vehicles a day, roughly 3% of them trucks, projected to reach 1,800 by 2042. The structure is 99 ft (30.2 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSTC2735;2900 East
CrossesLow Line Canal
Location2S.TWIN FALLS;3575N2900E
RouteCounty Highway 2735
CountyTwin Falls County
StateIdaho
Coordinates42.51599, -114.47982
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating42 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length99 ft (30.2 m)
Longest span49 ft (14.9 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,800 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 STC2735;2900 East over Low Line Canal built?

It was built in 2010, making it 15 years old in 2025.

What condition is STC2735;2900 East over Low Line Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does STC2735;2900 East over Low Line Canal carry?

About 1,200 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is STC2735;2900 East over Low Line Canal?

The structure is 99 ft (30.2 m) long with a longest span of 49 ft (14.9 m) and a deck 45 ft wide.

Who owns STC2735;2900 East over Low Line Canal?

It is owned by the Other Local Agency.