US Bridges

Auburn Street over Cid Canal

FairPosted for load

Benton County, Washington · .24 S JCT 1st Ave · Structure no. 084994000000000

Built
1969
56 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
3,000
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Auburn Street over Cid Canal is a prestressed concrete stringer/multi-beam or girder carrying Auburn Street over Cid Canal in Benton County, Washington. It was built in 1969, so it is 56 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. Its operating status is: posted for load restriction.

It carries about 3,000 vehicles a day, roughly 1% of them trucks, projected to reach 5,000 by 2041. The structure is 36 ft (11 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAuburn Street
CrossesCid Canal
Location.24 S JCT 1st Ave
RouteCity Street 610
Coordinates46.20167, -119.11667
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width60 ft (18.3 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2021)
Projected traffic5,000 by 2041
Trucks1%
Lanes on structure2
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$1.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Auburn Street over Cid Canal built?

It was built in 1969, making it 56 years old in 2025.

What condition is Auburn Street over Cid 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 Auburn Street over Cid Canal carry?

About 3,000 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Auburn Street over Cid Canal?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 60 ft wide.

Who owns Auburn Street over Cid Canal?

It is owned by the City or Municipal Highway Agency.