US Bridges

Deal RD over Farrier Coulee

Good

Adams County, Washington · 00.22 MI N Koch RD · Structure no. 084730000000000

Built
1989
36 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
133
2018 count
Owner
County
County Highway Agency

About this bridge

Deal RD over Farrier Coulee is a prestressed concrete stringer/multi-beam or girder carrying Deal RD over Farrier Coulee in Adams County, Washington. It was built in 1989, so it is 36 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 133 vehicles a day, roughly 9% of them trucks, projected to reach 166 by 2039. The structure is 60 ft (18.3 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesDeal RD
CrossesFarrier Coulee
Location00.22 MI N Koch RD
RouteCounty Highway 63364
Coordinates47.09203, -118.87503
Functional classRural Major Collector

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.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating28.2 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span59 ft (18 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic133 (2018)
Projected traffic166 by 2039
Trucks9%
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$2.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Deal RD over Farrier Coulee built?

It was built in 1989, making it 36 years old in 2025.

What condition is Deal RD over Farrier Coulee 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 November 2023.

How much traffic does Deal RD over Farrier Coulee carry?

About 133 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Deal RD over Farrier Coulee?

The structure is 60 ft (18.3 m) long with a longest span of 59 ft (18 m) and a deck 30 ft wide.

Who owns Deal RD over Farrier Coulee?

It is owned by the County Highway Agency.