US Bridges

Whiskey Creek Road over Whiskey Creek

Fair

Columbia County, Washington · 1.6 MI S JCT 91060 · Structure no. 087143000000000

Built
2003
22 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

Whiskey Creek Road over Whiskey Creek is a prestressed concrete channel beam carrying Whiskey Creek Road over Whiskey Creek in Columbia County, Washington. It was built in 2003, so it is 22 years old, younger than the Washington average of 49.8 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 100 vehicles a day, roughly 25% of them trucks, projected to reach 150 by 2042. The structure is 68 ft (20.7 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesWhiskey Creek Road
CrossesWhiskey Creek
Location1.6 MI S JCT 91060
RouteCounty Highway 10530
CountyColumbia County
StateWashington
Coordinates46.245, -118.07833
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating37.1 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length68 ft (20.7 m)
Longest span65 ft (19.8 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic150 by 2042
Trucks25%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$969,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Whiskey Creek Road over Whiskey Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Whiskey Creek Road over Whiskey Creek 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 October 2024.

How much traffic does Whiskey Creek Road over Whiskey Creek carry?

About 100 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is Whiskey Creek Road over Whiskey Creek?

The structure is 68 ft (20.7 m) long with a longest span of 65 ft (19.8 m) and a deck 30 ft wide.

Who owns Whiskey Creek Road over Whiskey Creek?

It is owned by the County Highway Agency.