supply of materials under special repair to desilting and conservation of bah ka kuan at amroha jyotibaphule nagar supply of materials under sr to desilting and conservation of bah ka kuan at amroha jyotibaphule nagar , supply of materials , u / s lime , coarse sand , surkhi ( free from dust ) , belgiri , gur , molasses , providing and fixing double scaffolding system ( cup lock type ) on the exterior side, up to seven story height made with 40 mm dia m.s. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with m.s. tubes m.s. tubes challis, m.s. clamps and m.s. staircase system in the scaffolding , provision for hiring charges of water tanker ( 5000 ltr capacity ) which are required during the execution of work , brick aggregate 10mm -20 mm n / s , removal of malba manually with head lead upto the gate 100 to 200 mt and then remove by mechanical transportation with lead 25 to 30 km upto dumping gound