US Bridges

STP7046;LINCOLN RD over Idaho Canal

Poor

Bonneville County, Idaho · In Idaho Falls;lincoln RD · Structure no. 000000000021235

Built
1984
41 years old
Condition
Poor
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
2 main spans
Daily traffic
18,000
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

STP7046;LINCOLN RD over Idaho Canal is a prestressed concrete box beam or girders - multiple carrying STP7046;LINCOLN RD over Idaho Canal in Bonneville 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 18,000 vehicles a day, roughly 3% of them trucks, projected to reach 27,000 by 2042. The structure is 75 ft (22.9 m) long and 85 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSTP7046;LINCOLN RD
CrossesIdaho Canal
LocationIn Idaho Falls;lincoln RD
RouteCity Street 7046
StateIdaho
Coordinates43.51131, -112.0095
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span37 ft (11.3 m)
Deck width85 ft (25.8 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2023)
Projected traffic27,000 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway 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 STP7046;LINCOLN RD over Idaho Canal built?

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

What condition is STP7046;LINCOLN RD over Idaho Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does STP7046;LINCOLN RD over Idaho Canal carry?

About 18,000 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is STP7046;LINCOLN RD over Idaho Canal?

The structure is 75 ft (22.9 m) long with a longest span of 37 ft (11.3 m) and a deck 85 ft wide.

Who owns STP7046;LINCOLN RD over Idaho Canal?

It is owned by the City or Municipal Highway Agency.