Details: job involves extraction of 3” inch dia column pipes-19 nos. after disconnecting the power connections from starter panel, disengaging from delivery bend and extracting out all the pipes. providing, installation, testing and commissioning of 5000 gph (22.7mᶾ/hr) x 91 mtr (1 no.) as per is reputed make submersible pump-set, and providing of 5000 gph (22.7mᶾ/hr) x 91 mtr (1 no.) as per is reputed make submersible pump-set standby, along with allied works at tube well p/s dhaku chak. the pump bowl should be of close grained cast iron with renewable wearing rings of bronze material. the pump shaft shall be of stainless steel, guided with stainless steel distance sleeves /shaft protection sleeves provided with each bowl above and below the stainless steel impeller. the casing wearing rings shall be of bronze material. the coupling shall be of mesh type rigid sleeve of stainless steel, non-slipping type with matching groove and cotter arrangement to suite keyway provided. the suction case s
Sector: Water supply and Sewerage