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Aquaduct van Harinxmakanaaladmin_gv2019-06-14T10:58:01+02:00
Izmit Bay brugadmin_gv2019-06-14T12:00:48+02:00
Coatzacoalcos tunnel elementenadmin_gv2019-06-14T12:08:35+02:00
Bjorvika tunnel, Osloadmin_gv2019-06-14T12:08:11+02:00
Gasleiding Straat van Magellaanadmin_gv2019-06-14T12:08:44+02:00 
