US Bridges

Scott RD over South Fork Dry Creek

GoodPosted for load

Walla Walla County, Washington · 0.03E Biscuit Ridge RD · Structure no. 088214000000000

Built
2010
15 years old
Condition
Good
inspected September 2023
Type
Slab
Wood or Timber
Length
38 ft
1 main span
Daily traffic
65
2021 count
Owner
County
County Highway Agency

About this bridge

Scott RD over South Fork Dry Creek is a wood or timber slab carrying Scott RD over South Fork Dry Creek in Walla Walla County, Washington. It was built in 2010, so it is 15 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 65 vehicles a day, projected to reach 65 by 2043. The structure is 38 ft (11.6 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesScott RD
CrossesSouth Fork Dry Creek
Location0.03E Biscuit Ridge RD
RouteCounty Highway 75680
Coordinates46.09788, -118.0841
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating22.2 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length38 ft (11.6 m)
Longest span36 ft (11.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2021)
Projected traffic65 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Scott RD over South Fork Dry Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Scott RD over South Fork Dry Creek 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 September 2023.

How much traffic does Scott RD over South Fork Dry Creek carry?

About 65 vehicles per day (2021 count).

How long is Scott RD over South Fork Dry Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11.1 m) and a deck 30 ft wide.

Who owns Scott RD over South Fork Dry Creek?

It is owned by the County Highway Agency.