laying heating pipes trench construction site installing concrete sewer wells and underground storm systems sanitary |
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| navigate by keyword : civil communication conduit connection construction dig ditch drainage earth engineering excavation ground groundworks heat heating industrial industry installation laying main network pipe pipeline pipes piping pit plastic plumbing pumping replacement sanitary sewage sewer sewerage site storm system systems trench underground water well wells works |
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| Laying heating pipes in trench at construction site. Installing concrete sewer wells and underground storm systems of sanitary water main. Cold and hot water heating system of the apartments in house |
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