US Bridges

I-182 over N Dallas RD

Good

Benton County, Washington · 0.8 E JCT I-82 · Structure no. 0012451A0000000

Built
1984
41 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
136 ft
1 main span
Daily traffic
13,754
2023 count
Owner
State
State Highway Agency

About this bridge

I-182 over N Dallas RD is a prestressed concrete stringer/multi-beam or girder carrying I-182 over N Dallas RD in Benton County, Washington. It was built in 1984, so it is 41 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 13,754 vehicles a day, roughly 18% of them trucks, projected to reach 16,079 by 2039. The structure is 136 ft (41.6 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-182
CrossesN Dallas RD
Location0.8 E JCT I-82
RouteInterstate 182
Coordinates46.24575, -119.34497
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
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 rating68 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length136 ft (41.6 m)
Longest span136 ft (41.6 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,754 (2023)
Projected traffic16,079 by 2039
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$2.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-182 over N Dallas RD built?

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

What condition is I-182 over N Dallas RD 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-182 over N Dallas RD carry?

About 13,754 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is I-182 over N Dallas RD?

The structure is 136 ft (41.6 m) long with a longest span of 136 ft (41.6 m) and a deck 41 ft wide.

Who owns I-182 over N Dallas RD?

It is owned by the State Highway Agency.