road engineering, hydraulic engineering, tunnels, railways, Y-tunnel, Piet Heinkade Date: June 18, 1956 Location: Amsterdam, Noord-Holland Keywords: railways, tunnels, hydraulic structures, road construction Personal name: Piet Heinkade, Y-tunnel
Size: 3025px × 2313px
Photo credit: © BNA Photographic / Alamy / Afripics
License: Licensed
Model Released: No
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