US Bridges

Palisades RD over Douglas Creek

Fair

Douglas County, Washington · 14.21N22E · Structure no. 081742000000000

Built
1957
68 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
78 ft
3 main spans
Daily traffic
360
2023 count
Owner
County
County Highway Agency

About this bridge

Palisades RD over Douglas Creek is a concrete continuous slab carrying Palisades RD over Douglas Creek in Douglas County, Washington. It was built in 1957, so it is 68 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 5 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 360 vehicles a day, roughly 11% of them trucks, projected to reach 377 by 2040. The structure is 78 ft (23.8 m) long and 27 ft wide. If it were closed, the detour would be 90.1 mi (145 km).

CarriesPalisades RD
CrossesDouglas Creek
Location14.21N22E
RouteCounty Highway 94050
Coordinates47.31248, -120.03625
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating26.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length78 ft (23.8 m)
Longest span31 ft (9.6 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2023)
Projected traffic377 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed90.1 mi (145 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Palisades RD over Douglas Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is Palisades RD over Douglas 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 April 2024.

How much traffic does Palisades RD over Douglas Creek carry?

About 360 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Palisades RD over Douglas Creek?

The structure is 78 ft (23.8 m) long with a longest span of 31 ft (9.6 m) and a deck 27 ft wide.

Who owns Palisades RD over Douglas Creek?

It is owned by the County Highway Agency.