US Bridges

NW 5th St. over Dixon CR

Fair

Benton County, Oregon · S of Buchanan · Structure no. 07T17 000 00000

Built
1972
53 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
7,178
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

NW 5th St. over Dixon CR is a concrete culvert carrying NW 5th St. over Dixon CR in Benton County, Oregon. It was built in 1972, so it is 53 years old, older than the Oregon average of 49.9 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 7,178 vehicles a day, roughly 10% of them trucks, projected to reach 10,185 by 2040. The structure is 24 ft (7.3 m) long and 54 ft wide.

Location

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CarriesNW 5th St.
CrossesDixon CR
LocationS of Buchanan
RouteCity Street 0
CountyBenton County
StateOregon
Coordinates44.57295, -123.2589
Functional classUrban Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.8 US tons
Inventory rating21.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width54 ft (16.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,178 (2020)
Projected traffic10,185 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NW 5th St. over Dixon CR built?

It was built in 1972, making it 53 years old in 2025.

What condition is NW 5th St. over Dixon CR 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 July 2024.

How much traffic does NW 5th St. over Dixon CR carry?

About 7,178 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is NW 5th St. over Dixon CR?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 54 ft wide.

Who owns NW 5th St. over Dixon CR?

It is owned by the City or Municipal Highway Agency.