supplying / repairs /excavtaion/refilling /maintenance of pipe line leackages in wadi municipal council area for year 2024-25 (3rd call) , supplying / repairs /excavtaion/refilling /maintanance of pipe line leackages in wadi municipal council area for year 2024-25 at municipal council wadi dist. nagpur (3rd call) , excavation for foundation / pipe trenches in earth, soils of all types, sand, gravel and soft murum, including removing the excavated material , providing and supplying standard length of polyethele pipes, confirming to is 4984 / 14151 / 12786 / 13488 with nesessary jointing material like mechanical connector i. e. thread / insert joint / quick release coupler joint / compression fitting joint or flanged joint , 63 mm , 75mm , 90mm , lowering, laying and jointing h. d. p. e./m. d. p. e./pvc pipes in proper position including all specials by compression fitting/electrofusion and butt fusion jointing procedure as per relevent is code complete with all materials for jointing procedure like electrofusion machine, electric heater/butt fusion welding machine with hydraulic jack, top loading clamp etc. , 63 mm , 75mm , 90mm , dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces , providing double flange sluice valve confirming for is- 14846 including worn gear arrangements as per test pressure, stainless steel spindle, caps, including inspection charges, transportation upto departmental store, , 50mm , 65mm , 80mm , 100mm , providing and making upvc/mdpe pipe consumer service connection on distribution main by drilling hole with suitable means , including all labour , upvc/mdpe pipe of required length with or without road crossing as described below, including cost of specials like saddle/clamp saddle of suitable material, and diameter suitable for distribution main, 15mm /20mm/ 25mm respectiveincluding brass bib tap household connection without watermeter (comression saddle+isi mark , providing and supplying isi standard double flanged specials of all diameters , dewatering the excavated trenches and pool of water in pipeline trenches/buildimg trenches, well works by using pumps , providing and supplying isi mark ci d/f reflux valves (non-return valves ) of following dia , 50 mm , 65 mm , 100 mm , lowering, laying and jointing in position following c.i.d/f reflex valves, butterfly valves and sluice valves including cost of all labour jointing material, including nut bolts , 50 mm , 65 mm , 100 mm , plumber (buliding/pipeline) , operator/fitter