US Bridges

Patrol Road over Center Canal

FairPosted for load

Harney County, Oregon · 17.2 MI S of Hdqtrs · Structure no. 000013570-00212

Built
1940
85 years old, rebuilt 1993
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
1
2024 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Patrol Road over Center Canal is a steel stringer/multi-beam or girder carrying Patrol Road over Center Canal in Harney County, Oregon. It was built in 1940 and reconstructed in 1993, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 1 vehicles a day, projected to reach 1 by 2044. The structure is 26 ft (7.9 m) long and 14 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesPatrol Road
CrossesCenter Canal
Location17.2 MI S of Hdqtrs
RouteFederal Lands Road 0
CountyHarney County
StateOregon
Coordinates43.02867, -118.84167
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating14 US tons
Inventory rating10 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic1 (2024)
Projected traffic1 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
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 Patrol Road over Center Canal built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1993.

What condition is Patrol Road over Center 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 October 2024.

How much traffic does Patrol Road over Center Canal carry?

About 1 vehicles per day (2024 count).

How long is Patrol Road over Center Canal?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 14 ft wide.

Who owns Patrol Road over Center Canal?

It is owned by the Bureau of Fish and Wildlife.