Category:Tunnels opened in the 1970s

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Tunnels opened in the 20th century: ◀ · 1900s · 1910s · 1920s · 1930s · 1940s · 1950s · 1960s · 1970s · 1980s · 1990s · ▶

See also category: Tunnels closed in the 1970s.

Subcategories

This category has the following 17 subcategories, out of 17 total.

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Rail tunnels opened in the 1970s (12 C)
Road tunnels opened in the 1970s (14 C)

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Tunnels in Austria opened in the 1970s (4 C)
Tunnels in Germany opened in the 1970s (2 C)
Tunnels in Italy opened in the 1970s (4 C)
1970s tunnels in Norway (7 C)
Tunnels in the United States opened in the 1970s (8 C)

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