DUST REMOVAL + VENTILATION (TUNNEL DRIVING)
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BTTUNNEL DRIVING METHODS + SHORING (TUNNELLING)
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UDC624.191.23
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Descriptor GERENTSTAUBUNG + BELÜFTUNG (TUNNELVORTRIEB)
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Descriptor ENGDUST REMOVAL + VENTILATION (TUNNEL DRIVING)
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Descriptor FREDÉPOUSSIÉRAGE + VENTILATION (PERCEMENT DE TUNNELS)
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Variant GERENTSTAUBUNG/TUNNELENTSTAUBUNG (TUNNELVORTRIEB)
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Variant GERBELÜFTUNG/TUNNELBELÜFTUNG (TUNNELVORTRIEB)
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Variant GERTUNNELBELÜFTUNG/TUNNELVORTRIEB (TUNNELBAU)
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Variant ENGVENTILATION/SITE VENTILATION (TUNNELLING)
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Variant ENGTUNNEL VENTILATION/TUNNEL DRIVING (TUNNELLING)
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Variant ENGDUST CONTROL (TUNNELLING)
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Variant ENGDUST REMOVAL/TUNNEL CONSTRUCTION, TUNNEL SITE (TUNNELLING)
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Variant FRETUNNELS/DÉPOUSSIÉRAGE DE TUNNEL (PERCEMENT DE TUNNELS)
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Variant FRETUNNELS/VENTILATION DE TUNNEL (PERCEMENT DE TUNNELS)
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Variant FREVENTILATION/PERCEMENT DE TUNNELS (CONSTRUCTION DE TUNNELS)