US Bridges

Dam Access over Wildcat Creek Wa

Fair

Yakima County, Washington · Tieton Dam Wa · Structure no. 13TIEWCAT

Built
1998
27 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
10
2023 count
Owner
Federal
Bureau of Reclamation

About this bridge

Dam Access over Wildcat Creek Wa is a prestressed concrete slab carrying Dam Access over Wildcat Creek Wa in Yakima County, Washington. It was built in 1998, so it is 27 years old, younger 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 10 vehicles a day, projected to reach 10 by 2043. The structure is 48 ft (14.6 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesDam Access
CrossesWildcat Creek Wa
LocationTieton Dam Wa
CountyYakima County
StateWashington
Coordinates46.66502, -121.1247
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span44 ft (13.4 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic10 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Reclamation
Maintained byBureau of Reclamation
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dam Access over Wildcat Creek Wa built?

It was built in 1998, making it 27 years old in 2025.

What condition is Dam Access over Wildcat Creek Wa 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 September 2024.

How much traffic does Dam Access over Wildcat Creek Wa carry?

About 10 vehicles per day (2023 count).

How long is Dam Access over Wildcat Creek Wa?

The structure is 48 ft (14.6 m) long with a longest span of 44 ft (13.4 m) and a deck 28 ft wide.

Who owns Dam Access over Wildcat Creek Wa?

It is owned by the Bureau of Reclamation.