concrete sewer pipes for laying external sewage system construction site tunnel boring machine storm collector |
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| navigate by keyword : boring collector concrete construction drain drainage drilling environmental groundwater hole industrial industry infrastructure installation installing jacking laying machine main pipe pipes plumbing repair replacement sanitary sewage sewer sewerage site storm supply system treatment trench tube tunnel underground utility wastewater water |
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| Concrete sewer pipes for laying external sewage system at construction site. Tunnel boring machine in storm sewer collector for underground construction of sewers, pipe, drainage systems |
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