US Bridges

US 12 over Wildcat Creek

Good

Yakima County, Washington · 14.8 E Lewis CO · Structure no. 0019170A0000000

Built
2018
7 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
54 ft
1 main span
Daily traffic
1,972
2023 count
Owner
State
State Highway Agency

About this bridge

US 12 over Wildcat Creek is a concrete culvert carrying US 12 over Wildcat Creek in Yakima County, Washington. It was built in 2018, so it is 7 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,972 vehicles a day, roughly 29% of them trucks, projected to reach 2,352 by 2039. The structure is 54 ft (16.5 m) long and 48 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 12
CrossesWildcat Creek
Location14.8 E Lewis CO
RouteU.S. Route 12
Coordinates46.66525, -121.12514
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating106.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length54 ft (16.5 m)
Longest span54 ft (16.5 m)
Deck width48 ft (14.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,972 (2023)
Projected traffic2,352 by 2039
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$975,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 12 over Wildcat Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is US 12 over Wildcat Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does US 12 over Wildcat Creek carry?

About 1,972 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is US 12 over Wildcat Creek?

The structure is 54 ft (16.5 m) long with a longest span of 54 ft (16.5 m) and a deck 48 ft wide.

Who owns US 12 over Wildcat Creek?

It is owned by the State Highway Agency.