US Bridges

Buena Vista RD over Overflow

Fair

Marion County, Oregon · 01.2 NE of Ferry · Structure no. 47C17 054 00000

Built
1960
65 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
43 ft
2 main spans
Daily traffic
256
2020 count
Owner
County
County Highway Agency

About this bridge

Buena Vista RD over Overflow is a concrete tee beam carrying Buena Vista RD over Overflow in Marion County, Oregon. It was built in 1960, so it is 65 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 256 vehicles a day, roughly 8% of them trucks, projected to reach 286 by 2025. The structure is 43 ft (13.1 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBuena Vista RD
CrossesOverflow
Location01.2 NE of Ferry
RouteCounty Highway A0562
StateOregon
Coordinates44.77583, -123.11623
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.7 US tons
Inventory rating19.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span21 ft (6.4 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic256 (2020)
Projected traffic286 by 2025
Trucks8%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Buena Vista RD over Overflow built?

It was built in 1960, making it 65 years old in 2025.

What condition is Buena Vista RD over Overflow 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 Buena Vista RD over Overflow carry?

About 256 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Buena Vista RD over Overflow?

The structure is 43 ft (13.1 m) long with a longest span of 21 ft (6.4 m) and a deck 28 ft wide.

Who owns Buena Vista RD over Overflow?

It is owned by the County Highway Agency.