US Bridges

SR 17 over US 395

Good

Franklin County, Washington · JCT US 395 · Structure no. 0013785A0000000

Built
1992
33 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
238 ft
2 main spans
Daily traffic
3,323
2023 count
Owner
State
State Highway Agency

About this bridge

SR 17 over US 395 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 17 over US 395 in Franklin County, Washington. It was built in 1992, so it is 33 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 3,323 vehicles a day, roughly 25% of them trucks, projected to reach 4,202 by 2039. The structure is 238 ft (72.5 m) long and 39 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSR 17
CrossesUS 395
LocationJCT US 395
RouteState Highway 17
Coordinates46.56683, -118.99197
Functional classRural Principal Arterial - Other

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.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length238 ft (72.5 m)
Longest span117 ft (35.7 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,323 (2023)
Projected traffic4,202 by 2039
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 17 over US 395 built?

It was built in 1992, making it 33 years old in 2025.

What condition is SR 17 over US 395 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 April 2024.

How much traffic does SR 17 over US 395 carry?

About 3,323 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is SR 17 over US 395?

The structure is 238 ft (72.5 m) long with a longest span of 117 ft (35.7 m) and a deck 39 ft wide.

Who owns SR 17 over US 395?

It is owned by the State Highway Agency.