US Bridges

SR 224 over Overflow

Good

Benton County, Washington · 9.7 E JCT I-82 · Structure no. 0014085C0000000

Built
1993
32 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
80 ft
2 main spans
Daily traffic
18,133
2023 count
Owner
State
State Highway Agency

About this bridge

SR 224 over Overflow is a concrete continuous slab carrying SR 224 over Overflow in Benton County, Washington. It was built in 1993, so it is 32 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 18,133 vehicles a day, roughly 5% of them trucks, projected to reach 22,972 by 2039. The structure is 80 ft (24.4 m) long and 75 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 224
CrossesOverflow
Location9.7 E JCT I-82
RouteState Highway 224
Coordinates46.29308, -119.31492
Functional classUrban Minor Arterial

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width75 ft (22.9 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,133 (2023)
Projected traffic22,972 by 2039
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$2.8 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 224 over Overflow built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR 224 over Overflow 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 September 2023.

How much traffic does SR 224 over Overflow carry?

About 18,133 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 224 over Overflow?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 75 ft wide.

Who owns SR 224 over Overflow?

It is owned by the State Highway Agency.