Providing, laying, jointing, testing and commissioning of 63 & 75 mm dia HDPE PE-100, PN-6, 3000 mtr. & 65 mm dia G.I. pipe 60mtr., & PVC pipe 90 mm dia class 6kg/cm2 - 300 mtr. & GI pipe 80mm dia - 30mtr and Constrution of GI Steel Str. and PVC ta