US Bridges

I-82 over Bn RY

Fair

Benton County, Washington · 13.6 E JCT SR 22 · Structure no. 0009444B0000000

Built
1973
52 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
480 ft
4 main spans
Daily traffic
12,139
2023 count
Owner
State
State Highway Agency

About this bridge

I-82 over Bn RY is a prestressed concrete continuous stringer/multi-beam or girder carrying I-82 over Bn RY in Benton County, Washington. It was built in 1973, so it is 52 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 12,139 vehicles a day, roughly 15% of them trucks, projected to reach 14,078 by 2039. The structure is 480 ft (146.3 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-82
CrossesBn RY
Location13.6 E JCT SR 22
RouteInterstate 82
Coordinates46.25378, -119.48775
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length480 ft (146.3 m)
Longest span146 ft (44.5 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,139 (2023)
Projected traffic14,078 by 2039
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$10 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-82 over Bn RY built?

It was built in 1973, making it 52 years old in 2025.

What condition is I-82 over Bn RY 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 I-82 over Bn RY carry?

About 12,139 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is I-82 over Bn RY?

The structure is 480 ft (146.3 m) long with a longest span of 146 ft (44.5 m) and a deck 41 ft wide.

Who owns I-82 over Bn RY?

It is owned by the State Highway Agency.