US Bridges

Scotts Mills RD over Butte Creek

FairPosted for load

Marion County, Oregon · In Scotts Mills · Structure no. 06207A017 00000

Built
1947
78 years old
Condition
Fair
inspected October 2024
Type
Truss - Thru
Steel
Length
142 ft
1 main span
Daily traffic
11,400
2018 count
Owner
County
County Highway Agency

About this bridge

Scotts Mills RD over Butte Creek is a steel truss - thru carrying Scotts Mills RD over Butte Creek in Marion County, Oregon. It was built in 1947, so it is 78 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 5 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 11,400 vehicles a day, roughly 16% of them trucks, projected to reach 12,600 by 2038. The structure is 142 ft (43.3 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesScotts Mills RD
CrossesButte Creek
LocationIn Scotts Mills
RouteCounty Highway A0592
CountyMarion County
StateOregon
Coordinates45.04355, -122.66598
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating11.5 US tons
Inventory rating8.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span92 ft (28 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,400 (2018)
Projected traffic12,600 by 2038
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$722,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Scotts Mills RD over Butte Creek built?

It was built in 1947, making it 78 years old in 2025.

What condition is Scotts Mills RD over Butte 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 October 2024.

How much traffic does Scotts Mills RD over Butte Creek carry?

About 11,400 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is Scotts Mills RD over Butte Creek?

The structure is 142 ft (43.3 m) long with a longest span of 92 ft (28 m) and a deck 24 ft wide.

Who owns Scotts Mills RD over Butte Creek?

It is owned by the County Highway Agency.