US Bridges

Falls Creek Road over Willapa River

FairPosted for load

Pacific County, Washington · 0.25 SW JCT SR 6 · Structure no. 081344000000000

Built
1949
76 years old, rebuilt 2009
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
63 ft
3 main spans
Daily traffic
87
2023 count
Owner
County
County Highway Agency

About this bridge

Falls Creek Road over Willapa River is a wood or timber stringer/multi-beam or girder carrying Falls Creek Road over Willapa River in Pacific County, Washington. It was built in 1949 and reconstructed in 2009, so it is 76 years old, older 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. Its operating status is: posted for load restriction.

It carries about 87 vehicles a day, projected to reach 130 by 2043. The structure is 63 ft (19.2 m) long and 17 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesFalls Creek Road
CrossesWillapa River
Location0.25 SW JCT SR 6
RouteCounty Highway 49210
CountyPacific County
StateWashington
Coordinates46.53419, -123.51586
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22 US tons
Inventory rating17 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length63 ft (19.2 m)
Longest span23 ft (7 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (2023)
Projected traffic130 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.8 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Falls Creek Road over Willapa River built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 2009.

What condition is Falls Creek Road over Willapa River 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 June 2024.

How much traffic does Falls Creek Road over Willapa River carry?

About 87 vehicles per day (2023 count).

How long is Falls Creek Road over Willapa River?

The structure is 63 ft (19.2 m) long with a longest span of 23 ft (7 m) and a deck 17 ft wide.

Who owns Falls Creek Road over Willapa River?

It is owned by the County Highway Agency.