US Bridges

US 2 over Columbia River

Poor

Chelan County, Washington · 0.3 E JCT US 97 Alt · Structure no. 0009102A0000000

Built
1975
50 years old
Condition
Poor
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,400 ft
3 main spans
Daily traffic
12,899
2023 count
Owner
State
State Highway Agency

About this bridge

US 2 over Columbia River is a prestressed concrete continuous box beam or girders - multiple carrying US 2 over Columbia River in Chelan County, Washington. It was built in 1975, so it is 50 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 12,899 vehicles a day, roughly 8% of them trucks, projected to reach 16,270 by 2039. The structure is 1,400 ft (426.7 m) long and 80 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 2
CrossesColumbia River
Location0.3 E JCT US 97 Alt
RouteU.S. Route 2
Coordinates47.47158, -120.31947
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+4 approach)
Design loadHS 20 + Mod
Structure length1,400 ft (426.7 m)
Longest span260 ft (79.2 m)
Deck width80 ft (24.4 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,899 (2023)
Projected traffic16,270 by 2039
Trucks8%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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$50.5 million (2022 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US 2 over Columbia River built?

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

What condition is US 2 over Columbia River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does US 2 over Columbia River carry?

About 12,899 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US 2 over Columbia River?

The structure is 1,400 ft (426.7 m) long with a longest span of 260 ft (79.2 m) and a deck 80 ft wide.

Who owns US 2 over Columbia River?

It is owned by the State Highway Agency.