US Bridges

Cottonwood over B N R R O-Xing

Fair

Deschutes County, Oregon · 0190 MI West HWY 97 · Structure no. 17C550E15600190

Built
1984
41 years old
Condition
Fair
inspected March 2024
Type
Slab
Prestressed Concrete
Length
140 ft
3 main spans
Daily traffic
5,280
2020 count
Owner
County
County Highway Agency

About this bridge

Cottonwood over B N R R O-Xing is a prestressed concrete slab carrying Cottonwood over B N R R O-Xing in Deschutes County, Oregon. It was built in 1984, so it is 41 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 5,280 vehicles a day, roughly 5% of them trucks, projected to reach 6,857 by 2025. The structure is 140 ft (42.7 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCottonwood
CrossesB N R R O-Xing
Location0190 MI West HWY 97
RouteCounty Highway 4143
StateOregon
Coordinates43.89367, -121.41564
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span46 ft (14 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,280 (2020)
Projected traffic6,857 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cottonwood over B N R R O-Xing built?

It was built in 1984, making it 41 years old in 2025.

What condition is Cottonwood over B N R R O-Xing 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 March 2024.

How much traffic does Cottonwood over B N R R O-Xing carry?

About 5,280 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Cottonwood over B N R R O-Xing?

The structure is 140 ft (42.7 m) long with a longest span of 46 ft (14 m) and a deck 40 ft wide.

Who owns Cottonwood over B N R R O-Xing?

It is owned by the County Highway Agency.