US Bridges

NE 182nd Ave over Salmon Creek

FairPosted for load

Clark County, Washington · 0.1S NE Risto RD · Structure no. 080681000000000

Built
1960
65 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
58 ft
2 main spans
Daily traffic
7,554
2016 count
Owner
County
County Highway Agency

About this bridge

NE 182nd Ave over Salmon Creek is a concrete stringer/multi-beam or girder carrying NE 182nd Ave over Salmon Creek in Clark County, Washington. It was built in 1960, so it is 65 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 7,554 vehicles a day, roughly 16% of them trucks, projected to reach 8,500 by 2039. The structure is 58 ft (17.7 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNE 182nd Ave
CrossesSalmon Creek
Location0.1S NE Risto RD
RouteCounty Highway 95050
Coordinates45.7633, -122.48635
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating28.2 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span29 ft (8.8 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,554 (2016)
Projected traffic8,500 by 2039
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$182,000
NavigationNo navigation control on waterway

Frequently asked questions

When was NE 182nd Ave over Salmon Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is NE 182nd Ave over Salmon Creek 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 October 2023.

How much traffic does NE 182nd Ave over Salmon Creek carry?

About 7,554 vehicles per day (2016 count), of which roughly 16% are trucks.

How long is NE 182nd Ave over Salmon Creek?

The structure is 58 ft (17.7 m) long with a longest span of 29 ft (8.8 m) and a deck 27 ft wide.

Who owns NE 182nd Ave over Salmon Creek?

It is owned by the County Highway Agency.