US Bridges

County RD 902M over S. Fork Coquille River

Fair

Coos County, Oregon · 0.04 M West JCT RD 219 · Structure no. 11C761000000004

Built
1990
35 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
248 ft
3 main spans
Daily traffic
192
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 902M over S. Fork Coquille River is a prestressed concrete stringer/multi-beam or girder carrying County RD 902M over S. Fork Coquille River in Coos County, Oregon. It was built in 1990, so it is 35 years old, younger 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 192 vehicles a day, roughly 10% of them trucks, projected to reach 217 by 2025. The structure is 248 ft (75.6 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCounty RD 902M
CrossesS. Fork Coquille River
Location0.04 M West JCT RD 219
RouteCounty Highway C0000
CountyCoos County
StateOregon
Coordinates42.87578, -124.06516
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length248 ft (75.6 m)
Longest span121 ft (36.9 m)
Deck width24 ft (7.3 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic192 (2020)
Projected traffic217 by 2025
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 902M over S. Fork Coquille River built?

It was built in 1990, making it 35 years old in 2025.

What condition is County RD 902M over S. Fork Coquille 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 September 2024.

How much traffic does County RD 902M over S. Fork Coquille River carry?

About 192 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is County RD 902M over S. Fork Coquille River?

The structure is 248 ft (75.6 m) long with a longest span of 121 ft (36.9 m) and a deck 24 ft wide.

Who owns County RD 902M over S. Fork Coquille River?

It is owned by the County Highway Agency.