observation well
[DE] Beobachtungsbrunnen; Grundwassermessstelle
[EN] observation well
[FR] puits d' observation
observation well /BUILDING/
[DE] Beobachtungsbrunnen; Grundwassermessstelle
[EN] observation well
[FR] puits d' observation
inspection well,observation well
[DE] Beobachtungsschacht; Kontrollschacht
[EN] inspection well; observation well
[FR] regard
inspection well,observation well /ENG-MECHANICAL,BUILDING/
[DE] Beobachtungsschacht; Kontrollschacht
[EN] inspection well; observation well
[FR] regard