US Bridges

US 97 over Bnrr

Good

Chelan County, Washington · 3.5 N JCT SR 150 · Structure no. 0012621A0000000

Built
1985
40 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
261 ft
3 main spans
Daily traffic
2,867
2023 count
Owner
State
State Highway Agency

About this bridge

US 97 over Bnrr is a prestressed concrete continuous stringer/multi-beam or girder carrying US 97 over Bnrr in Chelan County, Washington. It was built in 1985, so it is 40 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,867 vehicles a day, roughly 14% of them trucks, projected to reach 3,605 by 2039. The structure is 261 ft (79.6 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 97
CrossesBnrr
Location3.5 N JCT SR 150
RouteU.S. Route 97
Coordinates47.85517, -119.94028
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating21.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length261 ft (79.6 m)
Longest span90 ft (27.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,867 (2023)
Projected traffic3,605 by 2039
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 97 over Bnrr built?

It was built in 1985, making it 40 years old in 2025.

What condition is US 97 over Bnrr in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does US 97 over Bnrr carry?

About 2,867 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 97 over Bnrr?

The structure is 261 ft (79.6 m) long with a longest span of 90 ft (27.3 m) and a deck 43 ft wide.

Who owns US 97 over Bnrr?

It is owned by the State Highway Agency.