US Bridges

County RD 26 over Anson Roger Br.S. Coos R

Fair

Coos County, Oregon · 0405 Miles Eastofchndlerb · Structure no. 02513A002600405

Built
1975
50 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,000 ft
1 main span
Daily traffic
1,105
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 26 over Anson Roger Br.S. Coos R is a steel stringer/multi-beam or girder carrying County RD 26 over Anson Roger Br.S. Coos R in Coos County, Oregon. It was built in 1975, so it is 50 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 1,105 vehicles a day, roughly 20% of them trucks, projected to reach 1,250 by 2025. The structure is 1,000 ft (304.8 m) long and 37 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

Open in Google Maps
CarriesCounty RD 26
CrossesAnson Roger Br.S. Coos R
Location0405 Miles Eastofchndlerb
RouteCounty Highway 0A432
CountyCoos County
StateOregon
Coordinates43.36579, -124.08249
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20.7 US tons
Inventory rating16.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+7 approach)
Design loadHS 20
Structure length1,000 ft (304.8 m)
Longest span180 ft (54.9 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,105 (2020)
Projected traffic1,250 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was County RD 26 over Anson Roger Br.S. Coos R built?

It was built in 1975, making it 50 years old in 2025.

What condition is County RD 26 over Anson Roger Br.S. Coos R 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 26 over Anson Roger Br.S. Coos R carry?

About 1,105 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is County RD 26 over Anson Roger Br.S. Coos R?

The structure is 1,000 ft (304.8 m) long with a longest span of 180 ft (54.9 m) and a deck 37 ft wide.

Who owns County RD 26 over Anson Roger Br.S. Coos R?

It is owned by the County Highway Agency.