US Bridges

Harms Road over Swale Creek

Fair

Klickitat County, Washington · 0.5 MI North of CR 22000 · Structure no. 088023000000000

Built
2009
16 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
134 ft
1 main span
Daily traffic
76
2023 count
Owner
County
County Highway Agency

About this bridge

Harms Road over Swale Creek is a prestressed concrete stringer/multi-beam or girder carrying Harms Road over Swale Creek in Klickitat County, Washington. It was built in 2009, so it is 16 years old, younger 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 76 vehicles a day, roughly 11% of them trucks, projected to reach 95 by 2045. The structure is 134 ft (40.8 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesHarms Road
CrossesSwale Creek
Location0.5 MI North of CR 22000
RouteCounty Highway 21710
CountyKlickitat County
StateWashington
Coordinates45.72314, -121.03083
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating65 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length134 ft (40.8 m)
Longest span129 ft (39.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76 (2023)
Projected traffic95 by 2045
Trucks11%
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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Harms Road over Swale Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Harms Road over Swale 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 July 2023.

How much traffic does Harms Road over Swale Creek carry?

About 76 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Harms Road over Swale Creek?

The structure is 134 ft (40.8 m) long with a longest span of 129 ft (39.4 m) and a deck 31 ft wide.

Who owns Harms Road over Swale Creek?

It is owned by the County Highway Agency.