US Bridges

Smith R RD #48 over Frantz Creek

Fair

Douglas County, Oregon · 3.5 MI NE of Reedsport · Structure no. 19C260 48 241

Built
1967
58 years old
Condition
Fair
inspected August 2024
Type
Slab
Prestressed Concrete
Length
149 ft
3 main spans
Daily traffic
1,481
2020 count
Owner
County
County Highway Agency

About this bridge

Smith R RD #48 over Frantz Creek is a prestressed concrete slab carrying Smith R RD #48 over Frantz Creek in Douglas County, Oregon. It was built in 1967, so it is 58 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 1,481 vehicles a day, roughly 15% of them trucks, projected to reach 1,676 by 2025. The structure is 149 ft (45.4 m) long and 38 ft wide. If it were closed, the detour would be 28.6 mi (46 km).

CarriesSmith R RD #48
CrossesFrantz Creek
Location3.5 MI NE of Reedsport
RouteCounty Highway A0409
StateOregon
Coordinates43.73848, -124.07974
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum 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 alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length149 ft (45.4 m)
Longest span50 ft (15.2 m)
Deck width38 ft (11.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,481 (2020)
Projected traffic1,676 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28.6 mi (46 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 Smith R RD #48 over Frantz Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Smith R RD #48 over Frantz 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 Smith R RD #48 over Frantz Creek carry?

About 1,481 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Smith R RD #48 over Frantz Creek?

The structure is 149 ft (45.4 m) long with a longest span of 50 ft (15.2 m) and a deck 38 ft wide.

Who owns Smith R RD #48 over Frantz Creek?

It is owned by the County Highway Agency.