US Bridges

Huntzinger RD over I-90

Fair

Kittitas County, Washington · 25.6 E JCT I-82 · Structure no. 0008241A0000000

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
219 ft
3 main spans
Daily traffic
706
2012 count
Owner
State
State Highway Agency

About this bridge

Huntzinger RD over I-90 is a prestressed concrete continuous stringer/multi-beam or girder carrying Huntzinger RD over I-90 in Kittitas County, Washington. It was built in 1967, so it is 58 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 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 706 vehicles a day, roughly 5% of them trucks. The structure is 219 ft (66.8 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHuntzinger RD
CrossesI-90
Location25.6 E JCT I-82
RouteCounty Highway 0
CountyKittitas County
StateWashington
Coordinates46.93975, -119.98969
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating73 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length219 ft (66.8 m)
Longest span90 ft (27.4 m)
Deck width31 ft (9.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic706 (2012)
Projected traffic—
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.3 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Huntzinger RD over I-90 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Huntzinger RD over I-90 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 Huntzinger RD over I-90 carry?

About 706 vehicles per day (2012 count), of which roughly 5% are trucks.

How long is Huntzinger RD over I-90?

The structure is 219 ft (66.8 m) long with a longest span of 90 ft (27.4 m) and a deck 31 ft wide.

Who owns Huntzinger RD over I-90?

It is owned by the State Highway Agency.