US Bridges

Gale Road over Lost River

Fair

Klamath County, Oregon · 007 MI E of W Langel RD · Structure no. 15444A108900067

Built
1985
40 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
132 ft
3 main spans
Daily traffic
169
2020 count
Owner
County
County Highway Agency

About this bridge

Gale Road over Lost River is a prestressed concrete slab carrying Gale Road over Lost River in Klamath County, Oregon. It was built in 1985, so it is 40 years old, younger 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 169 vehicles a day, roughly 10% of them trucks, projected to reach 184 by 2025. The structure is 132 ft (40.2 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesGale Road
CrossesLost River
Location007 MI E of W Langel RD
RouteCounty Highway 0B321
CountyKlamath County
StateOregon
Coordinates42.11498, -121.27387
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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 25 or greater
Structure length132 ft (40.2 m)
Longest span50 ft (15.2 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic169 (2020)
Projected traffic184 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Gale Road over Lost River built?

It was built in 1985, making it 40 years old in 2025.

What condition is Gale Road over Lost 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 March 2023.

How much traffic does Gale Road over Lost River carry?

About 169 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Gale Road over Lost River?

The structure is 132 ft (40.2 m) long with a longest span of 50 ft (15.2 m) and a deck 32 ft wide.

Who owns Gale Road over Lost River?

It is owned by the County Highway Agency.