US Bridges

Campground Road over Ohanapecosh River

Fair

Lewis County, Washington · 0.5 Miles Northwest of Jc · Structure no. 9450019P0000000

Built
1960
65 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Single or Spread
Concrete
Length
100 ft
1 main span
Daily traffic
1,375
2022 count
Owner
Federal
National Park Service

About this bridge

Campground Road over Ohanapecosh River is a concrete box beam or girders - single or spread carrying Campground Road over Ohanapecosh River in Lewis County, Washington. It was built in 1960, so it is 65 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 1,375 vehicles a day, roughly 2% of them trucks, projected to reach 1,650 by 2042. The structure is 100 ft (30.5 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCampground Road
CrossesOhanapecosh River
Location0.5 Miles Northwest of Jc
RouteFederal Lands Road 206
CountyLewis County
StateWashington
Coordinates46.73663, -121.56678
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
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 inspectionAugust 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33 US tons
Inventory rating20 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width28 ft (8.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,375 (2022)
Projected traffic1,650 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$942,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Campground Road over Ohanapecosh River built?

It was built in 1960, making it 65 years old in 2025.

What condition is Campground Road over Ohanapecosh 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 August 2024.

How much traffic does Campground Road over Ohanapecosh River carry?

About 1,375 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Campground Road over Ohanapecosh River?

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

Who owns Campground Road over Ohanapecosh River?

It is owned by the National Park Service.