the work consists essentially of: The supply and installation of a ductile iron pipe Dn 600 mm on about 3600 ml and the realization of 2 valve manholes Dn 600 mm, the recovery of all the secondary antennas and existing connections, by the supply and installation of ductile iron pipe Dn 100 to 200 mm, the supply and installation of a buried electromagnetic flowmeter Dn 250 mm and a data logger on a secondary antenna, and the supply and installation of a buried electromagnetic flowmeter Dn 200 mm and a data logger on a secondary antenna
the work consists essentially of: The supply and installation of a ductile iron pipe Dn 600 mm on about 3600 ml and the realization of 2 valve manholes Dn 600 mm, the recovery of all the secondary antennas and existing connections, by the supply and installation of ductile iron pipe Dn 100 to 200 mm, the supply and installation of a buried electromagnetic flowmeter Dn 250 mm and a data logger on a secondary antenna, and the supply and installation of a buried electromagnetic flowmeter Dn 200 mm and a data logger on a secondary antenna