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I-90 - Snoqualmie Pass East
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For Contractors - I-90 Project Information
I-90 - Snoqualmie Pass East - Project Handouts
2012 Construction on I-90 handout (pdf 1.38 Mb)
I-90 Snoqualmie Pass East Project handout (pdf 12.51 Mb)
I-90 Environmental handout (pdf 1.27 Mb)
I-90 travel graphs and online traffic flow maps handout (166 kb)
Bike Detour Map
I-90 Snoqualmie Pass East Project Detour Map (pdf 917.43 kb)
Environmental Documents
I-90 Snoqualmie Pass East Final Environmental Impact Statement and Section 4(f) Evaluation
Record of Decision
(pdf 574 KB)
Avalanche Structures Draft Supplemental Environmental Impact Statement