US Bridges

30 S 09 W 17.00: over Middle Fork Coquille Riv

Fair

Douglas County, Oregon · 0.01 Miles S of HWY 42 (m · Structure no. 0000000L1439026

Built
1972
53 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
145 ft
3 main spans
Daily traffic
50
2024 count
Owner
Federal
Bureau of Land Management

About this bridge

30 S 09 W 17.00: over Middle Fork Coquille Riv is a concrete continuous stringer/multi-beam or girder carrying 30 S 09 W 17.00: over Middle Fork Coquille Riv in Douglas County, Oregon. It was built in 1972, so it is 53 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 50 vehicles a day, roughly 30% of them trucks, projected to reach 75 by 2044. The structure is 145 ft (44.2 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries30 S 09 W 17.00:
CrossesMiddle Fork Coquille Riv
Location0.01 Miles S of HWY 42 (m
RouteFederal Lands Road 0
StateOregon
Coordinates42.96361, -123.795
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.3 US tons
Inventory rating41.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span95 ft (29 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic75 by 2044
Trucks30%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Land Management
Maintained byBureau of Land Management
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$12,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 30 S 09 W 17.00: over Middle Fork Coquille Riv built?

It was built in 1972, making it 53 years old in 2025.

What condition is 30 S 09 W 17.00: over Middle Fork Coquille Riv 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 April 2024.

How much traffic does 30 S 09 W 17.00: over Middle Fork Coquille Riv carry?

About 50 vehicles per day (2024 count), of which roughly 30% are trucks.

How long is 30 S 09 W 17.00: over Middle Fork Coquille Riv?

The structure is 145 ft (44.2 m) long with a longest span of 95 ft (29 m) and a deck 16 ft wide.

Who owns 30 S 09 W 17.00: over Middle Fork Coquille Riv?

It is owned by the Bureau of Land Management.