description Cascade Tunnel Overview
A Great Northern Railway tunnel through the Cascade Range in Washington state, completed in 1929; at 7.79 miles it was the longest railroad tunnel in North America at the time of opening.
insights Ranking position
Cascade Tunnel ranks #14 of 190 in the Tunnel ranking, behind SMART Tunnel, ahead of Gotthard Road Tunnel.
help Cascade Tunnel FAQ
How good is Cascade Tunnel?
Cascade Tunnel scores 8.72/10 (Great) on Lunoo, making it a well-rated option in the Tunnel category. Record-setting US rail tunnel, major Cascade crossing, strong freight importance; ventilation and grade constraints noted.
What are the best alternatives to Cascade Tunnel?
See our alternatives page for Cascade Tunnel for a ranked list with scores. Top alternatives include: Laerdal Tunnel, Gotthard Base Tunnel, Seikan Tunnel.
How does Cascade Tunnel compare to Laerdal Tunnel?
See our detailed comparison of Cascade Tunnel vs Laerdal Tunnel with scores, features, and an AI-powered verdict.
Is Cascade Tunnel worth it in 2026?
With a score of 8.72/10, Cascade Tunnel is highly rated in Tunnel. See all Tunnel ranked.
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