US Bridges

Reeder RD over Lost R Diversion Channel

Good

Klamath County, Oregon · 001 MI N of Hill Road · Structure no. 18C22A098100246

Built
1981
44 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
113 ft
3 main spans
Daily traffic
321
2020 count
Owner
County
County Highway Agency

About this bridge

Reeder RD over Lost R Diversion Channel is a prestressed concrete slab carrying Reeder RD over Lost R Diversion Channel in Klamath County, Oregon. It was built in 1981, so it is 44 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 321 vehicles a day, roughly 10% of them trucks, projected to reach 341 by 2025. The structure is 113 ft (34.4 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesReeder RD
CrossesLost R Diversion Channel
Location001 MI N of Hill Road
RouteCounty Highway 0B320
StateOregon
Coordinates42.1419, -121.67878
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span38 ft (11.6 m)
Deck width44 ft (13.4 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic321 (2020)
Projected traffic341 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 Reeder RD over Lost R Diversion Channel built?

It was built in 1981, making it 44 years old in 2025.

What condition is Reeder RD over Lost R Diversion Channel 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 March 2023.

How much traffic does Reeder RD over Lost R Diversion Channel carry?

About 321 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Reeder RD over Lost R Diversion Channel?

The structure is 113 ft (34.4 m) long with a longest span of 38 ft (11.6 m) and a deck 44 ft wide.

Who owns Reeder RD over Lost R Diversion Channel?

It is owned by the County Highway Agency.