Bore Tunnel (296)
Built 1910 (1,223)
Built during 1910s (10,074)
Filled in (99)
Great Northern Railway (397)
Lost (29,944)
Lost 1971 (102)
Lost during 1970s (984)
| Northern Pacific Railway (456)
Owned privately (1,965)
Porter Brothers & Welch- contractor (1)
Railroad (16,665)
Spokane County, Washington (87)
Spokane, Portland & Seattle Railway (75)
Tunnel (1,362)
Washington (1,389)
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