Austausch alter Kanalrohre
Schlüsselwörter
concrete,
canal,
sewer,
canalise,
sewage,
construction material,
storage,
encamp,
construction,
public works,
tubing,
damaged,
destroyed,
roadwork,
supply,
disposal,
dispose,
duct,
nature,
discharge,
tube,
laying,
laying,
hydraulic,
diameter,
cross section,
seal,
restoration
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