US Bridges

Southside Road over Brainard Slough Creek

Good

Douglas County, Oregon · 7.0 MI NE of Reedsport · Structure no. 19C324 195 316

Built
1986
39 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
119
2020 count
Owner
County
County Highway Agency

About this bridge

Southside Road over Brainard Slough Creek is a prestressed concrete stringer/multi-beam or girder carrying Southside Road over Brainard Slough Creek in Douglas County, Oregon. It was built in 1986, so it is 39 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 119 vehicles a day, projected to reach 134 by 2025. The structure is 60 ft (18.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSouthside Road
CrossesBrainard Slough Creek
Location7.0 MI NE of Reedsport
RouteCounty Highway C0195
StateOregon
Coordinates43.7431, -124.02645
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating27.9 US tons
Inventory rating21.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span58 ft (17.7 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic119 (2020)
Projected traffic134 by 2025
Trucks0%
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 Southside Road over Brainard Slough Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Southside Road over Brainard Slough Creek 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 August 2024.

How much traffic does Southside Road over Brainard Slough Creek carry?

About 119 vehicles per day (2020 count).

How long is Southside Road over Brainard Slough Creek?

The structure is 60 ft (18.3 m) long with a longest span of 58 ft (17.7 m) and a deck 29 ft wide.

Who owns Southside Road over Brainard Slough Creek?

It is owned by the County Highway Agency.