Glenfield Tunnel : the longest railway tunnel in the world when opened in 1832
2018
40 Seiten
Book
English
The longest railway tunnel in America
Engineering Index Backfile | 1917
Finland's longest railway tunnel is under construction
IuD Bahn | 2008
|Great Northern builds longest railway tunnel in America
Engineering Index Backfile | 1926
The worlds longest road tunnel
Tema Archive | 1999
|Longest tunnel gets welded rail
Engineering Index Backfile | 1949