US Bridges

Fir Rd. over Low Lift Canal

Good

Malheur County, Oregon · 060 North of Shop · Structure no. 19921 096700000

Built
2005
20 years old
Condition
Good
inspected October 2023
Type
Slab
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
106
2020 count
Owner
County
County Highway Agency

About this bridge

Fir Rd. over Low Lift Canal is a prestressed concrete slab carrying Fir Rd. over Low Lift Canal in Malheur County, Oregon. It was built in 2005, so it is 20 years old, younger than the Oregon average of 49.9 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 106 vehicles a day, roughly 20% of them trucks, projected to reach 123 by 2025. The structure is 28 ft (8.5 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFir Rd.
CrossesLow Lift Canal
Location060 North of Shop
RouteCounty Highway C0967
StateOregon
Coordinates44.13295, -116.93532
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating79.7 US tons
Inventory rating61.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic106 (2020)
Projected traffic123 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Fir Rd. over Low Lift Canal built?

It was built in 2005, making it 20 years old in 2025.

What condition is Fir Rd. over Low Lift 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 October 2023.

How much traffic does Fir Rd. over Low Lift Canal carry?

About 106 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Fir Rd. over Low Lift Canal?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns Fir Rd. over Low Lift Canal?

It is owned by the County Highway Agency.