US Bridges

Springwater RD over Clackamas River

Good

Clackamas County, Oregon · In Carver · Structure no. 21160 074Y00008

Built
2014
11 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
462 ft
2 main spans
Daily traffic
6,643
2020 count
Owner
County
County Highway Agency

About this bridge

Springwater RD over Clackamas River is a prestressed concrete continuous stringer/multi-beam or girder carrying Springwater RD over Clackamas River in Clackamas County, Oregon. It was built in 2014, so it is 11 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,643 vehicles a day, roughly 11% of them trucks, projected to reach 6,738 by 2025. The structure is 462 ft (140.8 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSpringwater RD
CrossesClackamas River
LocationIn Carver
RouteCounty Highway 0A634
StateOregon
Coordinates45.39316, -122.49717
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHL 93
Structure length462 ft (140.8 m)
Longest span198 ft (60.4 m)
Deck width51 ft (15.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,643 (2020)
Projected traffic6,738 by 2025
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
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 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 Springwater RD over Clackamas River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Springwater RD over Clackamas River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does Springwater RD over Clackamas River carry?

About 6,643 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is Springwater RD over Clackamas River?

The structure is 462 ft (140.8 m) long with a longest span of 198 ft (60.4 m) and a deck 51 ft wide.

Who owns Springwater RD over Clackamas River?

It is owned by the County Highway Agency.