US Bridges

NW Beca Ave over Dixon CR

Fair

Benton County, Oregon · At 16th Street · Structure no. 03C11A000000000

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
1,769
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

NW Beca Ave over Dixon CR is a prestressed concrete slab carrying NW Beca Ave over Dixon CR in Benton County, Oregon. It was built in 1984, so it is 41 years old, younger 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 1,769 vehicles a day, roughly 10% of them trucks, projected to reach 3,713 by 2040. The structure is 29 ft (8.8 m) long and 52 ft wide.

Location

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CarriesNW Beca Ave
CrossesDixon CR
LocationAt 16th Street
RouteCity Street 0
CountyBenton County
StateOregon
Coordinates44.57817, -123.26991
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span29 ft (8.8 m)
Deck width52 ft (15.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,769 (2020)
Projected traffic3,713 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 Beca Ave over Dixon CR built?

It was built in 1984, making it 41 years old in 2025.

What condition is NW Beca Ave 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 Beca Ave over Dixon CR carry?

About 1,769 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is NW Beca Ave over Dixon CR?

The structure is 29 ft (8.8 m) long with a longest span of 29 ft (8.8 m) and a deck 52 ft wide.

Who owns NW Beca Ave over Dixon CR?

It is owned by the City or Municipal Highway Agency.