US Bridges

Krumbo Res. Road over Blitzen River

Good

Harney County, Oregon · 21.1 MI S of Hdqtrs · Structure no. 000013570-00266

Built
2003
22 years old
Condition
Good
inspected October 2022
Type
Tee Beam
Prestressed Concrete
Length
79 ft
1 main span
Daily traffic
50
2022 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Krumbo Res. Road over Blitzen River is a prestressed concrete tee beam carrying Krumbo Res. Road over Blitzen River in Harney County, Oregon. It was built in 2003, so it is 22 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 60 by 2042. The structure is 79 ft (24.1 m) long and 30 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesKrumbo Res. Road
CrossesBlitzen River
Location21.1 MI S of Hdqtrs
RouteFederal Lands Road 0
CountyHarney County
StateOregon
Coordinates42.97183, -118.868
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span73 ft (22.3 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic50 (2022)
Projected traffic60 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Krumbo Res. Road over Blitzen River built?

It was built in 2003, making it 22 years old in 2025.

What condition is Krumbo Res. Road over Blitzen River 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 2022.

How much traffic does Krumbo Res. Road over Blitzen River carry?

About 50 vehicles per day (2022 count).

How long is Krumbo Res. Road over Blitzen River?

The structure is 79 ft (24.1 m) long with a longest span of 73 ft (22.3 m) and a deck 30 ft wide.

Who owns Krumbo Res. Road over Blitzen River?

It is owned by the Bureau of Fish and Wildlife.