US Bridges

Reynolds RD over Twisp River

Good

Okanogan County, Washington · No Data Entered · Structure no. 060804000001011

Built
1961
64 years old
Condition
Good
inspected June 2024
Type
Frame
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
21
1992 count
Owner
Federal
U.S. Forest Service

About this bridge

Reynolds RD over Twisp River is a concrete continuous frame carrying Reynolds RD over Twisp River in Okanogan County, Washington. It was built in 1961, so it is 64 years old, older than the Washington average of 49.8 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 21 vehicles a day, projected to reach 31 by 2045. The structure is 100 ft (30.5 m) long and 18 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesReynolds RD
CrossesTwisp River
LocationNo Data Entered
RouteFederal Lands Road 44350
Coordinates48.40116, -120.47137
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.1 US tons
Inventory rating29 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length100 ft (30.5 m)
Longest span67 ft (20.4 m)
Deck width18 ft (5.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21 (1992)
Projected traffic31 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Reynolds RD over Twisp River built?

It was built in 1961, making it 64 years old in 2025.

What condition is Reynolds RD over Twisp 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 June 2024.

How much traffic does Reynolds RD over Twisp River carry?

About 21 vehicles per day (1992 count).

How long is Reynolds RD over Twisp River?

The structure is 100 ft (30.5 m) long with a longest span of 67 ft (20.4 m) and a deck 18 ft wide.

Who owns Reynolds RD over Twisp River?

It is owned by the U.S. Forest Service.