US Bridges

Wolf Fork Road over North Touchet River

Good

Columbia County, Washington · 0.171 MI SE N Touchet · Structure no. 087506000000000

Built
2006
19 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
103 ft
1 main span
Daily traffic
189
2018 count
Owner
County
County Highway Agency

About this bridge

Wolf Fork Road over North Touchet River is a prestressed concrete stringer/multi-beam or girder carrying Wolf Fork Road over North Touchet River in Columbia County, Washington. It was built in 2006, so it is 19 years old, younger 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 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 189 vehicles a day, roughly 15% of them trucks, projected to reach 350 by 2042. The structure is 103 ft (31.4 m) long and 28 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWolf Fork Road
CrossesNorth Touchet River
Location0.171 MI SE N Touchet
RouteCounty Highway 13890
Coordinates46.27105, -117.89045
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length103 ft (31.4 m)
Longest span100 ft (30.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic189 (2018)
Projected traffic350 by 2042
Trucks15%
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Wolf Fork Road over North Touchet River built?

It was built in 2006, making it 19 years old in 2025.

What condition is Wolf Fork Road over North Touchet 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 2024.

How much traffic does Wolf Fork Road over North Touchet River carry?

About 189 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is Wolf Fork Road over North Touchet River?

The structure is 103 ft (31.4 m) long with a longest span of 100 ft (30.5 m) and a deck 28 ft wide.

Who owns Wolf Fork Road over North Touchet River?

It is owned by the County Highway Agency.