US Bridges

W Kennewick Ave over C.I.D. Canal

Fair

Benton County, Washington · .52 E JCT Olympia · Structure no. 084992000000000

Built
1959
66 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
4,291
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Kennewick Ave over C.I.D. Canal is a concrete culvert carrying W Kennewick Ave over C.I.D. Canal in Benton County, Washington. It was built in 1959, so it is 66 years old, older 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 6 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 4,291 vehicles a day, roughly 5% of them trucks, projected to reach 6,866 by 2041. The structure is 26 ft (8 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesW Kennewick Ave
CrossesC.I.D. Canal
Location.52 E JCT Olympia
RouteCity Street 610
CountyBenton County
StateWashington
Coordinates46.205, -119.12333
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length26 ft (8 m)
Longest span25 ft (7.6 m)
Deck width61 ft (18.6 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,291 (2021)
Projected traffic6,866 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was W Kennewick Ave over C.I.D. Canal built?

It was built in 1959, making it 66 years old in 2025.

What condition is W Kennewick Ave over C.I.D. Canal 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 November 2024.

How much traffic does W Kennewick Ave over C.I.D. Canal carry?

About 4,291 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is W Kennewick Ave over C.I.D. Canal?

The structure is 26 ft (8 m) long with a longest span of 25 ft (7.6 m) and a deck 61 ft wide.

Who owns W Kennewick Ave over C.I.D. Canal?

It is owned by the City or Municipal Highway Agency.