laying heating pipes trench construction site installing concrete sewer wells and underground storm systems sanitary |
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| navigate by keyword : heating pipe pipes civil communication conduit connection construction site dig ditch drainage system earth engineering excavation fitting ground works groundworks heat systems industrial industry laying network pipeline piping pit plastic pumping replacement sanitary sewer sewage wells sewerage storm trench underground warming water main |
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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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