Tender For Construction Of Roof Top Rain Water Harvesting Structure At Building Of Government Girls P.G. Col ... in India

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Tender For Construction Of Roof Top Rain Water Harvesting Structure At Building Of Government Girls P.G. College Dlw Varanasi - Construction Of Recharge Cum Storage Trench Along with Filter Pit. 2 Earth work in exactiontrenches for foundation for ordinary soil lift up to 1.5 Mt and lead up to 50Mt. (PWD SI. 251) 3 Providing and laying cement concrete 1:4:8 (1 cement: 6 fine: 12 graded stone aggregate 40mm nominal size) and curing complete, including cost of form work. In foundation & floors. (P.W.D. SI 275) 4 Class 150 brick work in 1:3 cement and course sand mourm in tank including supply of all materials, labour and T&P, etc. (P.W.D. SI. 307) 5 Same as item no. 3 but in superstructure for covering of convince pipeline in both side 6 R.C.C. work in 1: 2: 4 cement, course sand and 20mm stone grit in slab etc. complete work with all material, labour, T&P as required (PWD SI. 284*5.6.2) 7 M.S. work in R.C.C. slab including bending, binding and cutting for proper completion of work (PWD SI. 504(1)*10.22) (80 kg Per Cu.M of R.C.C.) 8 40mm thick cement concrete flooring 1:2:4 (cement course and; stone aggregate 12.5mm nominal size) laid in one layer and finished even & smooth. The rate shall including all material, labour, T&P etc. complete. (PWD SI.605) 9 12 mm thick cement plaster 1:3 cement and coarse sand mortar in two coats backing coat 17mm & finishing coat 3mm thick of neat cement with all material, labour, T&P as required (PWD SI. 583+596) 10 Two coated snowcem with water proofing cement-Same qty. as s.no.5I, 660 11 Mild steel or iron work in plain work such as R.C.C. work required to shape as necessary including bending for proper completion of work supply of steel its wastage, bend hooks and including of all material, labour, T&P etc., complete. (PWD SI. 504) 12 Supply and fixing of stainless steel mosquito mesh of 40mm size including of all material, labour, T&C etc. complete. 13 Supply and fixing of manhole cover ISI mark and including of all material, labour, T&P complete. 14 Supply and filling of course sand 15 Same as above supply and filling of pea gravel 16 Same as item no. 12 but brick ballast. 17 Providing and fixing of proper overflow system in recharge trench. 18 Back filling of excavated earth in trenches, plinth sides of foundation and consolidating it by ramming etc. 50% Quantity Of Earth Work 19 Carriage of excavated earth away from the site including its loading and unloading(PWD 252*4.1.3) 20 Ladder 21 Construction of Rain Water Conveyance network (Pipelinne & Chamber work)Supply and laying of PVC pipe conforming is 4985-2000 with all required specials (tee, coupler, elbow, reducer etc.) with proper gradient and alignment in trenches including earth work in digging excavation, laying of PVC & filling and leveling of trench as per details below: 22 100mm 6kg/cm2 pressure PVC pipe cost 23 140mm 6kg/cm2 pressure PVC pipe 24 160mm 6kg/cm2 pressure PVC pipe 25 200mm 6kg/cm2 pressure PVC pipe 26 Construction of 900x900x900 mm size inlet chamber with class 150 brick work 1:3 ratio cement mortar with RCC slab on top etc. complete work with all material, labour, and T&C including cost of cover etc. 27 Construction of 750x750x750 mm size inlet chamber with class 150 brick work 1:3 ratio cement mortar with RCC slab on top etc. complete work with all material, labour, and T&C including cost of cover etc. 28 Construction of 600x600x600 mm size inlet chamber with class 150 brick work 1:3 ratio cement mortar with RCC slab on to etc. complete work with all material, labour, and T&C including cost of cover etc. 29 Construction of RECHARGE WELL 30 Transportation of DC/DTH Rig machine including cost of labour etc. complete. 31 Drilling/Boring of 300mm (12”) dia bore including lowering of 56 mt. assembly in borehole. 32 Charges of Water Supply for Drilling 33 Providing & lowering of 150mm. (6”) dia plane PVC pipe in to observation borehole. 34 Providing & lowering of 150mm (6”) dia screen PVC pipe in to observation borehole. 35 P/F of 152mm dia well plug at required depth. 36 Supply and feeding of pea gravel of size 2.5 to 5mm. 37 Development of borehole 38 P/F of 152 mm size MS clamp made by 75x12 mm with 20 cm projection on site with nuts & bolts. 39 P/F of 152 mm dia well cap of 6 mm thick plate provided with air vent elbow including cost of 1mt. long 152mm dia GI pipe. MS clamp made by 75x12 mm with 20cm projection on site with nuts & bolts. 40 Repairing and other replacement work 41 Road and floor cutting for pipe laying and its repairing after completion of work 42 Providing fitting of steel jal for 4” dia down pipe on roof 43 40mm c.c work in 1.2.4 to cover plane P.V.C. pipe

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