Projects » Supervisions – Networks » Sanitary sewers in Smołdzino part IISanitary sewers in Smołdzino part IISanitary sewers in Smołdzino part II Gravitation sewerage pipelines Dn 160-250 L = 7 315 m Pressure sewerage pipelines Dn 63-90 L = 850 m Pumping stations 6 pcs. 2014rzi_ang.pdf