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| 1 | Hand Boring Tubewell |
| 2 | Boring withcasing pipe for tubewell in all soils except ordinary hard rocks requiring blasting including removing the casing pipe after the tube well is lowered & tested, equipment as requried such as hand boring machine and its accessory, transportation to site and vice versaetc. complete in all respect. |
| 3 | Boring with 200mm id Housing pipe upto 150m depth BGL |
| 4 | Supplying, lowering of MS Pipe as per IS:4270-2001 including MS sockets having dimensions as per IS code duly welded with MS electrode to have extra strength to lower the pipe into tubewell bore. |
| 5 | 150mm nominal diameter (weight 21.6 kg per metre) 5.4 mmthickness. |
| 6 | Supplying, fixing & lowering of Stainless Steel Cage type wire wound screen as per IS:8110-2000 or latest ISI marked, duly welded with suitable grade S.S welding electrode to lower the strainer into tubewell bore. |
| 7 | 150mm Steel Strainer (slot size 0.15/0.20mm) 5.00 mm thickness |
| 8 | Supplying, fixing and lowering of stainless steel socket as per IS 8110-2000 or latest ISI marked duly welded with suitable grade S.S welding electrode to lower the strainer into tubewell bore complete in all respect. |
| 9 | 150mm Internal diameter |
| 10 | Supplying, lowering & fixing of M.S Special socket to connect S.S Strainer to M.S Pipe duly welded with suitable grade welding electrode complete in all respect. |
| 11 | 150mm internal diameter |
| 12 | Supplying & fixing of M.S Clamp of size 150mm X 12mm made out of MS Flat 1.52m long, suitable to fit Housing pipe including the cost Nut & Bolts of Suitable size complete in all respect. |
| 13 | Supplying at site Wooden Box of suitable size with Lid & locking arrangment for preserving strata sample collected from the bore. |
| 14 | Supplying & Fixing of bail plug of M.S pipe complete with inverted U-hook attched to the bottom plug complete in all respect. |
| 15 | 150mm internal diameter (weight 21.6 kg per metre) 5.4 mmthickness |
| 16 | Supplying & Fixing of well cap having thread to fix on housing pipe complete in all respect. |
| 17 | 150mm internal diameter |
| 18 | Development and Stabilizing of the tubwell with air compressor of required capacity as directed by the engineer-in- charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge. |
| 19 | Capacity of Air compressor 300 cfm at250 PSI |
| 20 | Development and Stabilizing of the tubwell with submersible pump of required capacity as directed by the engineer-in- charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge. |
| 21 | Collection of water samplefrom different strata and testing of sample from approved laboratory (Physical & chemical Analysis) |
| 22 | Testing of water sample for Heavy metal from approved laboratory (Toxic material such as Arsenic, lead, mercury, pesticide etc.) |
| 23 | Provision for Sanitary clay seal (as per BIS Code IS 2800:2019) including sterilization of tubewell. |
| 24 | OHSR |
| 25 | Constructing one No. of 15 KL (15000 litres) Capacity with sill level not less than 13.00m height upto FSL 15.00 mtr from formation level complete with external RCC stair case with landing slabs at each staging RCC roof, ventilator single main hole cover lightening conductor etc. complete as described in schedule No.3. Providing and fixing C.I D/F expansion joints or latest bell mouth and D/F puddle collars as per DWSS design on basis of enclosed drawing. Duck foot bends, Conforming to ISI - 13382 and C.I D/F sluice Valve duly ISI marked (IS-14846-2000 or latest) one each with inlet, outlet and scour pipes, including providing and installing inlet, outlet scour pipe and overflow C.I double flanged pressure pipes horizontally as perIS:7181/1986 and latest duly ISI marked from bottom dome to duck foot bend and further up to 2.75 mtr as per detail specification. TMT steel & painting of all complete shall be included in cost & P/F aluminium leader inside the OHSR complete in all respect as per specifications. (The specifications & drawing are based on safe bearing capacity of soil is less than 8.75 tone per sqm. In case the safe bearing capacity of soil is less than 8.75 tone per Sqm. The contractor shall submit his own design for foundation portion based on actual safe bearing capacity as per DWSS specifications. The difference in quantities from the standard drawing based on 8.75 tone per sqm safe bearing capacity will be paid as per CSR+ Prevailing Ceiling Preminum including overflow scower haudi complete in all respects including Supplying, fixing and testing at site automatic Electronic Water Level indication system with gun metal float sensor and electrical cable suitable for three phase pump submerisble/ monoblock to be fixed on existing panel for OHSRs complete in all respects including Construction of plinth protection around OHSR with masonry toe wall & inside earth filling 40mm thick CC 1:2:4 on top over 100 mm thick CC 1:8:16 complete in all respects. |
| 26 | Rising Main |
| 27 | Providing, Laying, fixing & jointing of P.V.C. Pipes as per ISI-4985 (ISI marked with the prior approval of Engineer-in-charge) along the Trenches and laying the same in Trenhes to correct alignment and gradients, cutting, jointing and testing complete as per specifications.For more than 3 mtr street widthFor Mechanically Excavation including specials |
| 28 | 90mm o/d pipe of 10 kgf. / sqcm |
| 29 | Providing & fixing C.I/D.I Flanged end, stem of SS (AIS 1410) and Bronze (gunmetal) working parts Sluice Valves ISI marked 14846-2000, including jointing, testing & cost of Nut, Bolt & insertion sheet, all carriage complete (with the approval of Engineer - in – charge) |
| 30 | Class PN-1 as per ISI |
| 31 | Note:- 1 No S.V. for Pumping main and 3 No S.V. for distribution system |
| 32 | 80mm i/d Sluice Valves flanged |
| 33 | Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department |
| 34 | Note:-1 No S.V. Chamber for Pumping main and 3 No S.V. Chamber for distribution system |
| 35 | Size 0.6m. X 0.6m. |
| 36 | Distribution System |
| 37 | Providing, Laying, fixing & jointing of P.V.C. Pipes as per ISI-4985 (ISI marked with the prior approval of Engineer-in-charge) along the Trenches and laying the same in Trenhes to correct alignment and gradients, cutting, jointing and testing complete as per specifications for more than 3 mtr street width 6kg/cm2. For Mechanically Excavation including specials |
| 38 | 63mm o/d pipe of 6 kg. / sqcm |
| 39 | 90mm o/d pipe of 6 kg. / sqcm |
| 40 | Providing, Laying, fixing & jointing of P.V.C. Pipes as per ISI-4985 (ISI marked with the prior approval of Engineer-in-charge) along the Trenches and laying the same in Trenhes to correct alignment and gradients, cutting, jointing and testing complete as per specifications.For Less than 3 mtr street widthManual Excavation including specials |
| 41 | 63mm o/d pipe of 6 kg. / sqcm |
| 42 | 90mm o/d pipe of 6 kg. / sqcm |
| 43 | Dismantling brick or flagged stone flooring without concrete base and relaying of dry brick on edge paving with a dismantled bricks including sand grouting and including restoration of roads to orginal Position |
| 44 | 63mm o/d pipe of 6 kgf. / sqcm |
| 45 | 90mm o/d pipe of 6 kgf. / sqcm |
| 46 | Contrctor shall quote rate only for the dismentalling of metalled road and back filling with excavated earth, fully compacted. The restoration of the metalled road to its original condition will be done by the concerned department i.e. PWD B&R / PMB / Panchyati Raj |
| 47 | House Hold Connections for PVC Pipe |
| 48 | Providing proposed water connection to household up to wall with providing, laying, jointing, testing GI pipe lines 15mm i/d B-Class, (Above GL), Prov. & fixing MDPE pipe 15mm i/d with speicals (Below GL), including cost of specials such as tees, bends, sockets, elbow etc. cutting, threading and testing in trenches in ground and ISI marked 15mm i/d GM furrule as per IS:2692 and 3\" i/d clamp with C.I. bib cock 15mm i/d as per IS:210 with stainless steel spindle of approved make complete in all respects. |
| 49 | Water Meter |
| 50 | Providing and fixing Multijet water meter to house hold including cost of specials such as tees, bends, sockets, elbow, peet valve, union, nipples and hooks etc. cutting, threading and testing complete in all resepct |
| 51 | Disinfection Unit |
| 52 | Disinfection Unit Providing Installing, testing & commissioning one no. Electronically actuated, Diaphragm operated, Metering System, Chemical Dosing, Chlorinator, Suitable for delivering 0.5 to 6 Litres fo Bleaching Powder solution/ Sodium Hypo solution per hour under maximum delivery pressure upto 7 Kg. cm2 and suction lift not less than 1.5 m, as per DWSS standard specifications |
| 53 | Solar Panel Energy System |
| 54 | Providing, Fixing, Installing, Commissioning, Solar Panel Energy System (Monocrystalline) for amount of electric power required for running electric motor and other appliances such as fan, tube, Bulb etc in water works site. including Bi-directional meter and inverter of suitable capaity as per guidelines issued by PEDA complete in all respects. |
| 55 | Pump Chamber with WC |
| 56 | Construction of Pump Chamber size 2.2 m x 2.2 m including cost of& electric wiring complete in all respect. Extra Provision for Sanitary Latrine in Pump Chamber for foundation and plinth of WC rooms including flooring, PVC pipes, Junction Box, 1 Nos. Leach pits, Super structure WC Room etc |
| 57 | Pumping Machinery |
| 58 | Providing & installing,testing & commisioning of 1 noelectrically driven Submersible Pump set capable of delivering86 LPM against a head of 65 mtr along with electric panel board consisting of electrical appliances such as automatic Star Delta Push Button or oil imeersed starter, Main Switch, VM, AMpere Meter, ELCB, Shunt capacitor. Single phase, preventer, Indicating lamps, Kit-Kat etc., including GI column Pipe 40 mm of IS: 1239-2004 medium class suitable size 44 mtr(in 3mtr lengths each with flanges, screwed and welded on both sides) rubber gaskets, nuts and bolts submersible cable 60 mtr 2.50mm2IS694-1990 reaffirmed 2000 complete in all respects and as per standard specifications. |
| 59 | (Motor with Pump) 86LPM, 65mtr Head |
| 60 | Panel Board |
| 61 | Cable (Size/Cost) 2.50mm2 |
| 62 | Column Pipe (G.I) ( Size/Length) 40mm i/d |
| 63 | D.I Fitting Inside Pump Chamber |
| 64 | Providing and installing 80mm dia delivery main (From Tube well to Duck Foot bend including cost of D.I/D.F Pipes, D/F Sluice valves, D/F NRV & Specials as D.I Bends, Tail Piece Tees etc.. inside the pump chamber as per standard design complete in all respects. |
| 65 | Development of Head Works |
| 66 | Providing & fixing G.I. Barbed wire 3 ply fencing around the head works site in three rows complete in all respects including cost of winding wire & aluminum painting as per standard Drawing complete in all respects |
| 67 | Providing and fixing precast pre-stressed cement concrete fencing pole M-40 by 4 Nos. parallel high tensile entwined wire (ISI makred) wire 4mm dia fencing pole size at bottom 4\" x 4\", size top 3\" x 4\", length 6ft, hooks 6 No. including cost of excavation, sand filling and erection complete in all respect |
| 68 | Providing & fixing D.Hook complete with MS Bolts size 300mm x 18mm as per standard Drawing complete in all respects |
| 69 | Construction of brick masonry corner pillar including cost of cement pointing including cost of material as per standard Drawing complete in all respects . |
| 70 | Construction of masonry gate pillar including cost of MS Steel Gate size 1.22mtr x 1.37 mtr as per standard Drawing complete in all respects. |
| 71 | Construction of Cement Concrete Foot Path with masonry toe wall & earth filling inside water works as per standard Drawing complete in all respect. |
| 72 | Providing & fixing MS Sign Board as per standard size of DWSS as per standard Drawing complete in all respects |
| 73 | Operation & Maintenance Cost |
| 74 | Operation and Maintenance water supply systemfor 3 Months including operating ofmachinery, repair of leakages (if any),supplying of full timePump Operatorcum- Chowkidar, supply of Sodium HypoChloride solution for disinfection for 3 months after completion. |
| 75 | Environment Management |
| 76 | Surface dressing of ground including removing rank vegetation andinequalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m in all kinds of soil. |
| 77 | Supplying and planting permanent trees in prepared pits and watering |
| 78 | Planting ground covers (ordinary) including digging of beds to 15 cm depth and mixing FYM, fertilizer and insecticides, planting of sapling at 25cm distance from plant to plant and row to row. |
| 79 | Planting seasonal flower in beds |
| 80 | Planting seedlings includingdigging of beds to 15 cm depth and mixing FYM, fertilizer and insecticides,planting of seedlings at 20cm distance from plantto plant and row to row. |
| 81 | Provision for one way stand post with khura complete in all respects. |
| 82 | Carriage of Material such as bajri and sand lead at site complete in all respect |
