US Bridges

Anderson RD over Dry Wash

Fair

Adams County, Washington · 00.29 MI N SR395 · Structure no. 084661000000000

Built
1915
110 years old
Condition
Fair
inspected November 2023
Type
Other
Concrete
Length
38 ft
1 main span
Daily traffic
1
2018 count
Owner
County
County Highway Agency

About this bridge

Anderson RD over Dry Wash is a concrete other carrying Anderson RD over Dry Wash in Adams County, Washington. It was built in 1915, so it is 110 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.

It carries about 1 vehicles a day, projected to reach 1 by 2039. The structure is 38 ft (11.6 m) long and 21 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesAnderson RD
CrossesDry Wash
Location00.29 MI N SR395
RouteCounty Highway 75304
CountyAdams County
StateWashington
Coordinates47.00718, -118.52988
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating48.9 US tons
Inventory rating29 US tons

Structure

Structure typeOther
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span38 ft (11.6 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1 (2018)
Projected traffic1 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Anderson RD over Dry Wash built?

It was built in 1915, making it 110 years old in 2025.

What condition is Anderson RD over Dry Wash 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 November 2023.

How much traffic does Anderson RD over Dry Wash carry?

About 1 vehicles per day (2018 count).

How long is Anderson RD over Dry Wash?

The structure is 38 ft (11.6 m) long with a longest span of 38 ft (11.6 m) and a deck 21 ft wide.

Who owns Anderson RD over Dry Wash?

It is owned by the County Highway Agency.