US Bridges

Butteville RD over Senecal Creek

Fair

Marion County, Oregon · 00.2 South of HWY 214 · Structure no. 47C20 072 00000

Built
1969
56 years old
Condition
Fair
inspected August 2024
Type
Slab
Wood or Timber
Length
33 ft
2 main spans
Daily traffic
3,659
2020 count
Owner
County
County Highway Agency

About this bridge

Butteville RD over Senecal Creek is a wood or timber slab carrying Butteville RD over Senecal Creek in Marion County, Oregon. It was built in 1969, so it is 56 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 3,659 vehicles a day, roughly 7% of them trucks, projected to reach 4,114 by 2025. The structure is 33 ft (10.1 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesButteville RD
CrossesSenecal Creek
Location00.2 South of HWY 214
RouteCounty Highway A0596
CountyMarion County
StateOregon
Coordinates45.14844, -122.89731
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.1 US tons
Inventory rating20 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 20
Structure length33 ft (10.1 m)
Longest span15 ft (4.6 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,659 (2020)
Projected traffic4,114 by 2025
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$169,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Butteville RD over Senecal Creek built?

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

What condition is Butteville RD over Senecal 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 August 2024.

How much traffic does Butteville RD over Senecal Creek carry?

About 3,659 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Butteville RD over Senecal Creek?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.6 m) and a deck 29 ft wide.

Who owns Butteville RD over Senecal Creek?

It is owned by the County Highway Agency.