US Bridges

I-84 (hwy 002) over US 30 (hwy 292)

Good

Wasco County, Oregon · In the Dalles · Structure no. 19745 002 08368

Built
2005
20 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
170 ft
3 main spans
Daily traffic
23,004
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (hwy 002) over US 30 (hwy 292) is a prestressed concrete slab carrying I-84 (hwy 002) over US 30 (hwy 292) in Wasco County, Oregon. It was built in 2005, so it is 20 years old, younger than the Oregon average of 49.9 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 23,004 vehicles a day, roughly 24% of them trucks, projected to reach 35,600 by 2042. The structure is 170 ft (51.8 m) long and 100 ft wide.

Location

Open in Google Maps
CarriesI-84 (hwy 002)
CrossesUS 30 (hwy 292)
LocationIn the Dalles
RouteInterstate 84
CountyWasco County
StateOregon
Coordinates45.60966, -121.20306
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length170 ft (51.8 m)
Longest span66 ft (20 m)
Deck width100 ft (30.6 m)
Roadway width97 ft (29.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,004 (2022)
Projected traffic35,600 by 2042
Trucks24%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-84 (hwy 002) over US 30 (hwy 292) built?

It was built in 2005, making it 20 years old in 2025.

What condition is I-84 (hwy 002) over US 30 (hwy 292) 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 March 2023.

How much traffic does I-84 (hwy 002) over US 30 (hwy 292) carry?

About 23,004 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is I-84 (hwy 002) over US 30 (hwy 292)?

The structure is 170 ft (51.8 m) long with a longest span of 66 ft (20 m) and a deck 100 ft wide.

Who owns I-84 (hwy 002) over US 30 (hwy 292)?

It is owned by the State Highway Agency.