US Bridges

Redwine Canyon RD over Welch Creek

Good

Lincoln County, Washington · 5.25 N SR 2 · Structure no. 082747000000000

Built
1900
125 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
42 ft
3 main spans
Daily traffic
379
2022 count
Owner
County
County Highway Agency

About this bridge

Redwine Canyon RD over Welch Creek is a concrete culvert carrying Redwine Canyon RD over Welch Creek in Lincoln County, Washington. It was built in 1900, so it is 125 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 379 vehicles a day, roughly 54% of them trucks, projected to reach 850 by 2042. The structure is 42 ft (12.8 m) long and 29 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesRedwine Canyon RD
CrossesWelch Creek
Location5.25 N SR 2
RouteCounty Highway 94590
Coordinates47.81892, -118.42992
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25 US tons
Inventory rating15 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span14 ft (4.3 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic379 (2022)
Projected traffic850 by 2042
Trucks54%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Redwine Canyon RD over Welch Creek built?

It was built in 1900, making it 125 years old in 2025.

What condition is Redwine Canyon RD over Welch Creek 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 December 2023.

How much traffic does Redwine Canyon RD over Welch Creek carry?

About 379 vehicles per day (2022 count), of which roughly 54% are trucks.

How long is Redwine Canyon RD over Welch Creek?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m) and a deck 29 ft wide.

Who owns Redwine Canyon RD over Welch Creek?

It is owned by the County Highway Agency.