US Bridges

Fish Hatchery DR over Roaring River

Fair

Linn County, Oregon · 009 MI E CR 648 · Structure no. 12905 083800089

Built
1965
60 years old
Condition
Fair
inspected June 2023
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
335
2021 count
Owner
County
County Highway Agency

About this bridge

Fish Hatchery DR over Roaring River is a prestressed concrete slab carrying Fish Hatchery DR over Roaring River in Linn County, Oregon. It was built in 1965, so it is 60 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 335 vehicles a day, roughly 10% of them trucks, projected to reach 464 by 2041. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesFish Hatchery DR
CrossesRoaring River
Location009 MI E CR 648
RouteCounty Highway C0838
StateOregon
Coordinates44.62451, -122.72478
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic335 (2021)
Projected traffic464 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Fish Hatchery DR over Roaring River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Fish Hatchery DR over Roaring River 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 June 2023.

How much traffic does Fish Hatchery DR over Roaring River carry?

About 335 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Fish Hatchery DR over Roaring River?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 24 ft wide.

Who owns Fish Hatchery DR over Roaring River?

It is owned by the County Highway Agency.