US Bridges

US 12 over Soup Creek

Good

Yakima County, Washington · 16.9 E Lewis CO · Structure no. 0013754A0000000

Built
1990
35 years old
Condition
Good
inspected October 2023
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
2,148
2023 count
Owner
State
State Highway Agency

About this bridge

US 12 over Soup Creek is a steel culvert carrying US 12 over Soup Creek in Yakima County, Washington. It was built in 1990, so it is 35 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,148 vehicles a day, roughly 25% of them trucks, projected to reach 2,526 by 2039. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 12
CrossesSoup Creek
Location16.9 E Lewis CO
RouteU.S. Route 12
Coordinates46.67297, -121.08486
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,148 (2023)
Projected traffic2,526 by 2039
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$319,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 12 over Soup Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is US 12 over Soup 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 October 2023.

How much traffic does US 12 over Soup Creek carry?

About 2,148 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is US 12 over Soup Creek?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns US 12 over Soup Creek?

It is owned by the State Highway Agency.