US Bridges

Corral Creek over Middle Fork Teanaway

Fair

Kittitas County, Washington · No Data Entered · Structure no. 061703000003133

Built
1955
70 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
75 ft
3 main spans
Daily traffic
50
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

Corral Creek over Middle Fork Teanaway is a wood or timber stringer/multi-beam or girder carrying Corral Creek over Middle Fork Teanaway in Kittitas 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.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 75 ft (22.9 m) long and 15 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCorral Creek
CrossesMiddle Fork Teanaway
LocationNo Data Entered
RouteFederal Lands Road 43051
Coordinates47.29786, -120.96046
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating25 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 20
Structure length75 ft (22.9 m)
Longest span50 ft (15.2 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2006)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Corral Creek over Middle Fork Teanaway built?

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

What condition is Corral Creek over Middle Fork Teanaway 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 May 2024.

How much traffic does Corral Creek over Middle Fork Teanaway carry?

About 50 vehicles per day (2006 count).

How long is Corral Creek over Middle Fork Teanaway?

The structure is 75 ft (22.9 m) long with a longest span of 50 ft (15.2 m) and a deck 15 ft wide.

Who owns Corral Creek over Middle Fork Teanaway?

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