US Bridges

No Data Entered over Cispus River

FairPosted for load

Lewis County, Washington · 9 Miles South of HWY 12 J · Structure no. 060305000000026

Built
1955
70 years old
Condition
Fair
inspected August 2023
Type
Truss - Deck
Wood or Timber
Length
225 ft
1 main span
Daily traffic
650
1992 count
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Cispus River is a wood or timber truss - deck carrying No Data Entered over Cispus River in Lewis County, Washington. It was built in 1955, so it is 70 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 650 vehicles a day, roughly 15% of them trucks, projected to reach 975 by 2045. The structure is 225 ft (68.7 m) long and 28 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

Open in Google Maps
CarriesNo Data Entered
CrossesCispus River
Location9 Miles South of HWY 12 J
RouteFederal Lands Road 25000
CountyLewis County
StateWashington
Coordinates46.4394, -121.99942
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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.1 US tons
Inventory rating16.4 US tons

Structure

Structure typeTruss - Deck
MaterialWood or Timber
DeckWood or timber
Main spans1 (+2 approach)
Design loadHS 20
Structure length225 ft (68.7 m)
Longest span120 ft (36.6 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (1992)
Projected traffic975 by 2045
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over Cispus River built?

It was built in 1955, making it 70 years old in 2025.

What condition is No Data Entered over Cispus 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 2023.

How much traffic does No Data Entered over Cispus River carry?

About 650 vehicles per day (1992 count), of which roughly 15% are trucks.

How long is No Data Entered over Cispus River?

The structure is 225 ft (68.7 m) long with a longest span of 120 ft (36.6 m) and a deck 28 ft wide.

Who owns No Data Entered over Cispus River?

It is owned by the U.S. Forest Service.