US Bridges

Maxfield CR RD over Maxfield Creek

Fair

Benton County, Oregon · 0047 MI E of CR 06541 · Structure no. 14506A000

Built
1968
57 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
566
2020 count
Owner
County
County Highway Agency

About this bridge

Maxfield CR RD over Maxfield Creek is a prestressed concrete slab carrying Maxfield CR RD over Maxfield Creek in Benton County, Oregon. It was built in 1968, so it is 57 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 566 vehicles a day, roughly 20% of them trucks, projected to reach 721 by 2040. The structure is 31 ft (9.4 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMaxfield CR RD
CrossesMaxfield Creek
Location0047 MI E of CR 06541
RouteCounty Highway 0
CountyBenton County
StateOregon
Coordinates44.6988, -123.3921
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating56.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic566 (2020)
Projected traffic721 by 2040
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Maxfield CR RD over Maxfield Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Maxfield CR RD over Maxfield Creek 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 Maxfield CR RD over Maxfield Creek carry?

About 566 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Maxfield CR RD over Maxfield Creek?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Maxfield CR RD over Maxfield Creek?

It is owned by the County Highway Agency.