US Bridges

Stevens Road over Hiline Canal

Good

Kittitas County, Washington · 01.17 N I-90 · Structure no. 081279000000000

Built
1996
29 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
63 ft
1 main span
Daily traffic
62
2023 count
Owner
County
County Highway Agency

About this bridge

Stevens Road over Hiline Canal is a concrete continuous stringer/multi-beam or girder carrying Stevens Road over Hiline Canal in Kittitas County, Washington. It was built in 1996, so it is 29 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 62 vehicles a day, roughly 52% of them trucks, projected to reach 345 by 2039. The structure is 63 ft (19.2 m) long and 31 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesStevens Road
CrossesHiline Canal
Location01.17 N I-90
RouteCounty Highway 69460
Coordinates46.97148, -120.30087
Functional classRural Minor 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 on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.3 US tons
Inventory rating34.6 US tons

Structure

MaterialConcrete Continuous
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length63 ft (19.2 m)
Longest span61 ft (18.6 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2023)
Projected traffic345 by 2039
Trucks52%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Stevens Road over Hiline Canal built?

It was built in 1996, making it 29 years old in 2025.

What condition is Stevens Road over Hiline Canal 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 Stevens Road over Hiline Canal carry?

About 62 vehicles per day (2023 count), of which roughly 52% are trucks.

How long is Stevens Road over Hiline Canal?

The structure is 63 ft (19.2 m) long with a longest span of 61 ft (18.6 m) and a deck 31 ft wide.

Who owns Stevens Road over Hiline Canal?

It is owned by the County Highway Agency.