Category:Tunnels opened in the 1970s

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 16 subcategories, out of 16 total.

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Rail tunnels opened in the 1970s‎ (10 C)
Road tunnels opened in the 1970s‎ (13 C)

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

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