US Bridges

2-19 over New Idaho Loop IRR Ditch

Fair

Lake County, Oregon · 1.72 MI North HWY 140 · Structure no. 37C0212-1900172

Built
1974
51 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
272
2020 count
Owner
County
County Highway Agency

About this bridge

2-19 over New Idaho Loop IRR Ditch is a prestressed concrete slab carrying 2-19 over New Idaho Loop IRR Ditch in Lake County, Oregon. It was built in 1974, so it is 51 years old, older than the Oregon average of 49.9 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 272 vehicles a day, roughly 2% of them trucks, projected to reach 297 by 2025. The structure is 29 ft (8.8 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries2-19
CrossesNew Idaho Loop IRR Ditch
Location1.72 MI North HWY 140
RouteCounty Highway 0B331
StateOregon
Coordinates42.21149, -120.43434
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic272 (2020)
Projected traffic297 by 2025
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 2-19 over New Idaho Loop IRR Ditch built?

It was built in 1974, making it 51 years old in 2025.

What condition is 2-19 over New Idaho Loop IRR Ditch 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 July 2024.

How much traffic does 2-19 over New Idaho Loop IRR Ditch carry?

About 272 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is 2-19 over New Idaho Loop IRR Ditch?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 32 ft wide.

Who owns 2-19 over New Idaho Loop IRR Ditch?

It is owned by the County Highway Agency.