US Bridges

SR 240 over Yakima River

Good

Benton County, Washington · 0.4 E JCT I-182 · Structure no. 0016522B0000000

Built
2004
21 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
695 ft
4 main spans
Daily traffic
14,776
2023 count
Owner
State
State Highway Agency

About this bridge

SR 240 over Yakima River is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 240 over Yakima River in Benton County, Washington. It was built in 2004, so it is 21 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 14,776 vehicles a day, roughly 3% of them trucks, projected to reach 18,311 by 2039. The structure is 695 ft (211.7 m) long and 71 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSR 240
CrossesYakima River
Location0.4 E JCT I-182
RouteState Highway 240
Coordinates46.25433, -119.25833
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating76.9 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+1 approach)
Design loadHL 93
Structure length695 ft (211.7 m)
Longest span171 ft (52.1 m)
Deck width71 ft (21.7 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,776 (2023)
Projected traffic18,311 by 2039
Trucks3%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$23.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 240 over Yakima River built?

It was built in 2004, making it 21 years old in 2025.

What condition is SR 240 over Yakima River 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 May 2023.

How much traffic does SR 240 over Yakima River carry?

About 14,776 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is SR 240 over Yakima River?

The structure is 695 ft (211.7 m) long with a longest span of 171 ft (52.1 m) and a deck 71 ft wide.

Who owns SR 240 over Yakima River?

It is owned by the State Highway Agency.