US Bridges

Cunningham RD over Dry Wash

Fair

Adams County, Washington · 01.60 E Cunningham · Structure no. 079857000000000

Built
1914
111 years old, rebuilt 1954
Condition
Fair
inspected October 2024
Type
Other
Concrete
Length
33 ft
1 main span
Daily traffic
46
2018 count
Owner
County
County Highway Agency

About this bridge

Cunningham RD over Dry Wash is a concrete other carrying Cunningham RD over Dry Wash in Adams County, Washington. It was built in 1914 and reconstructed in 1954, so it is 111 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 46 vehicles a day, roughly 34% of them trucks, projected to reach 45 by 2039. The structure is 33 ft (10.1 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCunningham RD
CrossesDry Wash
Location01.60 E Cunningham
RouteCounty Highway 32361
Coordinates46.82176, -118.76892
Functional classRural Minor 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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeOther
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span31 ft (9.5 m)
Deck width30 ft (9.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2018)
Projected traffic45 by 2039
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$1.6 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cunningham RD over Dry Wash built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 1954.

What condition is Cunningham 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 October 2024.

How much traffic does Cunningham RD over Dry Wash carry?

About 46 vehicles per day (2018 count), of which roughly 34% are trucks.

How long is Cunningham RD over Dry Wash?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.5 m) and a deck 30 ft wide.

Who owns Cunningham RD over Dry Wash?

It is owned by the County Highway Agency.