US Bridges

Hendricks Road over Scooteney Resevoir

FairPosted for load

Franklin County, Washington · 1.35 W JCT SR 17 · Structure no. 083644000000000

Built
1954
71 years old, rebuilt 1974
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
80 ft
3 main spans
Daily traffic
412
2023 count
Owner
County
County Highway Agency

About this bridge

Hendricks Road over Scooteney Resevoir is a prestressed concrete stringer/multi-beam or girder carrying Hendricks Road over Scooteney Resevoir in Franklin County, Washington. It was built in 1954 and reconstructed in 1974, so it is 71 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 412 vehicles a day, roughly 32% of them trucks, projected to reach 540 by 2040. The structure is 80 ft (24.4 m) long and 28 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesHendricks Road
CrossesScooteney Resevoir
Location1.35 W JCT SR 17
RouteCounty Highway 3700
Coordinates46.66766, -119.03231
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating17.5 US tons
Inventory rating11 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic412 (2023)
Projected traffic540 by 2040
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hendricks Road over Scooteney Resevoir built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1974.

What condition is Hendricks Road over Scooteney Resevoir 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 December 2023.

How much traffic does Hendricks Road over Scooteney Resevoir carry?

About 412 vehicles per day (2023 count), of which roughly 32% are trucks.

How long is Hendricks Road over Scooteney Resevoir?

The structure is 80 ft (24.4 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns Hendricks Road over Scooteney Resevoir?

It is owned by the County Highway Agency.