US Bridges

Center Patrol Road over Blitzen River

FairPosted for load

Harney County, Oregon · 2.0 MI Ssw of Hdqtrs · Structure no. 000013570-00269

Built
1950
75 years old, rebuilt 1993
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
44 ft
1 main span
Daily traffic
100
2024 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Center Patrol Road over Blitzen River is a steel stringer/multi-beam or girder carrying Center Patrol Road over Blitzen River in Harney County, Oregon. It was built in 1950 and reconstructed in 1993, so it is 75 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 5 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 100 vehicles a day, projected to reach 120 by 2044. The structure is 44 ft (13.4 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCenter Patrol Road
CrossesBlitzen River
Location2.0 MI Ssw of Hdqtrs
RouteFederal Lands Road 0
CountyHarney County
StateOregon
Coordinates43.2355, -118.8575
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating23 US tons
Inventory rating17 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width16 ft (5 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic100 (2024)
Projected traffic120 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Center Patrol Road over Blitzen River built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1993.

What condition is Center Patrol Road over Blitzen River 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 Center Patrol Road over Blitzen River carry?

About 100 vehicles per day (2024 count).

How long is Center Patrol Road over Blitzen River?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 16 ft wide.

Who owns Center Patrol Road over Blitzen River?

It is owned by the Bureau of Fish and Wildlife.