I-90 over S Cle Elum RD & BNSF RR
PoorKittitas County, Washington · 28.8 E JCT SR 906 · Structure no. 0007664A0000000
- Built
- 1966
- 59 years old
- Condition
- Poor
- inspected June 2023
- Type
- Box Beam or Girders - Multiple
- Concrete Continuous
- Length
- 425 ft
- 5 main spans
- Daily traffic
- 14,587
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-90 over S Cle Elum RD & BNSF RR is a concrete continuous box beam or girders - multiple carrying I-90 over S Cle Elum RD & BNSF RR in Kittitas County, Washington. It was built in 1966, so it is 59 years old, older than the Washington average of 49.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 14,587 vehicles a day, roughly 23% of them trucks, projected to reach 18,088 by 2039. The structure is 425 ft (129.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 3 Serious | Loss of section, deterioration, spalling or scour have seriously affected primary structural components. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-90 over S Cle Elum RD & BNSF RR built?
It was built in 1966, making it 59 years old in 2025.
What condition is I-90 over S Cle Elum RD & BNSF RR in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.
How much traffic does I-90 over S Cle Elum RD & BNSF RR carry?
About 14,587 vehicles per day (2023 count), of which roughly 23% are trucks.
How long is I-90 over S Cle Elum RD & BNSF RR?
The structure is 425 ft (129.5 m) long with a longest span of 154 ft (46.9 m) and a deck 35 ft wide.
Who owns I-90 over S Cle Elum RD & BNSF RR?
It is owned by the State Highway Agency.