Water Supply Scheme Rajgarh Block Pakhowal under Nabard XXIII/JJM.

Amount

Constructing OHSR of 50 KL Capacity with sill level not less than 17.00m height upto FSL 20 m 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 D.I. K-9 D/F expansion joints 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.I. D/F Sluice Valve duly ISI marked (IS-14846-2000 or latest) one each with inlet, outlet and scour pipe and including providing and installing inlet, outlet scour pipe and overflow DI double flanged pressure pipes DI K-9 horizontally as per IS 8329-2000 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 ladder inside the OHSR complete in all respect as per specifications (The specifications & drawing are based on safe bearing capacity of soil of is less than 8.75 tone per Sqm in case the safe bearing capacity of sail 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 providing and fixing automatic Electronic Water Level control Device and Construction of Plinth protection around OHSR with masonry toe wall with 40 mm thick CC 1:2:4 on top over 100 mm thick CC 1:8:16 & inside earth filling, including overflow scower haudi complete in all respects. Including carraige complete .

TUBEWELL

Drilling of 500mm dia bore with Reverse Rotary Rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to site complete in all respect.

Drilling of 500 mm dia bore with Reverse Rotary Rig up to 150mtr. Depth BGL

Drilling of 500 mm dia bore with Reverse Rotary Rig beyond 150mtr. Depth BGL up to 300mtr.

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.

200mm nominal diameter (weight 33.6 kg per meter) 6.4mm thickness

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.

200mm Steel Strainer (slot size 0.75mm) 6.30mm thickness.

Supplying, Fixing & lowering of Stainless Steel soket 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.

Supplying, lowering & fixing of M.S Special soket to connect S.S strainer to M.S pipe duly welded with suitable grade welding electrode complete in all respect.

Making electric logging of borehole with electronic well logger including cost of equipment at site etc. complete in all respects.

Supplying and fixing mild steel centering guides made out of 32mm X 6mm thick M.S bar complete in all respect

Supplying at site Wooden box of suitable size with Lid & locking arrangment for preserving strata sample collected from the bore.

Supplying at site of gravel of 1/16" to 1/8" sizes including pouring and packing in the annual space between the pipes assembly & bore. The gravel should be free from dust, dirt, or the vegetable manner as per IS 4097-1967 with latest amendments (to be paid as per actual length of pipe)

Collection of water sample from different strata and testing of sample from approved laboratory (Physical & chemical Analysis)

Supplying and fixing well cap having thread to fix on housing pipe complete in all respect.

200mm internal diameter

Supplying & fixing of bail plug of M.S. pipe complete with inverted U-hook attached to the bottom plug complete in all respect.

200mm internal diameter (weight 32.6 kg per meter) 6.40 mm thickness

Supplying & fixing of M.S. Clamp of size 150mm x 12mm made out of MS Flat 1.52 m long, suitable to fit Housing pipe including the cost of Nut & Bolts of suitable size complete in all respects.

Development and stabillizing of the tubewell 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.

Capacity of Air compressor 300 cfm at 250 PSI

Development and stabillizing of the tubewell 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.

Testing of water sample for Heavy metal from approved laboratory (Toxic material such as Arsenic, lead, mercury, pesticide and uranium etc.)

Supplying of tibba sand/ local sand over packing & clay seal upto G.L. below pipe assembly & bore including carriage complete in all respect.

Supplying and fixing sanitary seal having rubber tight on housing pipe complete in all respect. As per BIS: 2800-2019.

Supplying of clay to provide impervious layer in below pipe assembly & bore above gravel packing all including carriage. As per BIS: 2800-2019.

Sterilization of Well. As per BIS: 2800-2019.

PUMPING MAIN

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 Trenches to correct alignment and gradients, cutting, jointing and testing complete as per specifications & specials including cost of earth work in excavation & back complete in all respect.

110mm o/d pipe of 10 Kgf. / sqcm²

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)

100mm i/d Sluice Valves flanged

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department (1 no. each of size 0.6m x 0.6m)

HOUSE SERVICE CONNECTIONS WITH WATER METER

Providing Household connection laying, jointing, fixing, testing MDPE Pipes (As approved by Engineer-in-Charge), including cost of excavation, refilling with meter, C.I bib cock as IS:210 with stainless steel spindle 20mm o/d MDPE pipe 4.50 mtr. (2.50 mtr. MDPE & 2.00 mtr. G.I, Vertical Pipe) 3" i/d uPVC clamps, GM ferrule ISI marked connection of 15mm i/d ferrule medium, special such as tees, bends, sockets, elbows, nipples (100mm & 150mm) union couplings, G.I Hooks etc. and Gun metal peet valve (heavy pattern) with hand wheels on MDPE pipe line laid in the ground or inside building, cutting, treading. making hole in the wall complete in all respect.

Fixing and jointing water meter (Multi Jet) in G.I. pipe including cutting and threading pipe and making long screw etc. complete including cost of G.I. jam nut complete in all respect.

DISTRIBUTION SYSTEM

Providing, Stringing out uPVC 6kg/sqcm² pipes and specials ISI Marked as per ISI-4985 casting along the Trenches and laying the same in Trenches To correct alignment and gradients, cutting. Jointing and testing complete including cost of earthwork in excavation and back filling complete as per specifications for less than 3 mtr street width. (Manualy)

PVC pipe 63mm o/d

PVC pipe 90mm o/d

Providing, Stringing out uPVC 6kg/sqcm² pipes and specials ISI Marked as per ISI-4985 casting along the Trenches and laying the same in Trenches To correct alignment and gradients, cutting. Jointing and testing complete including cost of earthwork in excavation and back filling complete as per specifications for more than 3 mtr street width. (Mechanicaly)

PVC pipe 63mm o/d

PVC pipe 90mm o/d

PVC pipe 160mm o/d

Dismantling brick or flagged stone flooring without concrete base and relaying of dry brick on edge paving with a dismantled bricks including sand grouting.

PVC pipe 63mm o/d

PVC pipe 90mm o/d

Dismantling of metallic road with bituminous course 50 to 75mm thick C.C. 1:8:16 and making good the same to its original condition complete in all respects.

PVC pipe 63 mm o/d

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)

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department With each of Size 0.6m x 0.6m.

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department With each of Size 0.9m x 0.9m.

PUMPING MAIN

Providing & Installing Testing & Commissioning of One No. Electrically driven Submersible Pumping set of reputed Make capable of delivering 295 LPM against a head of 72mtr. (10.00 BHP) complete in all respects.

Providing & Fixing of Electric Control panel board Consisting of elctric appliances such as automatic Star Delta Push Button, (As per PSPCL norms) Main Switch, VM, Ampere, Meter, ELCB, Shunt Capacitor, Single Phase preventer, Indicating Lamps, Kit-Kat etc.complete in all respects.

Providing & Fixing of submersible cable 4mm² =110 mtr complete in all respects.

Providing & Fixing of G.I Column Pipe of 65mm i/d 46 mtr. complete in all respects.

CHLORINATOR

Providing, installing, testing & commissioning one no. Electrically actuated, diaphragm operated, Metering system, chemical dosing Chlorinator, suitable for delivering 0.5 to 0.6 litres of bleaching powder solution/ sodium hypo solution per hour under maximum delivering pressure upto 7 kgcm² and suction lift not less than 1.5m as per DWSS standard Specification.

C.I FITTING INSIDE PUMP CHAMBER

Providing and installing 100 mm dia delivery main (From Tube well to Duck Foot bend including cost of C.I/D.F Pipes, D/F Sluice valves, D/F NRV & Specials as C.I Bends, Tail Piece Tees etc.. inside the pump chamber as per standard design complete in all respects complete in all respects.

PUMP CHAMBER

Construction of Pump Chamber size 3.05 m x 3.70 m including cost gravel pit and electric wiring complete in all respects as per standard drawing complete in all respects.

Construction of 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.

DEVELOPMENT OF WATER WORKS

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 complete in all respects.

Providing & fixing angle iron pickets with angle 40mm x40mm x 6mm including cost of concrete block & painting complete in all respects.

Providing & fixing D.Hook complete with MS Bolts size 300mm x 18mm.

Construction of brick masonry corner pillar including cost of cement pointing including cost of material complete in all respects.

Construction of masonry gate pillar including cost of MS Steel Gate size 1.22mtr x 1.37 mtr as per standard Drawing with including D-4 complete in all respects

Construction of Cement Concrete, Foot Path with masonry toe wall & earth filling inside water works.

Providing & fixing MS Sign Board as per standard size of DWSS.

ENVIRONMENT CHARGES

Planting permanent hedge including digging of trenches 60 cm wide and 30cm deep refilling the excavated earth and planting hedge plants at 30 cm apart.

Making lawns including ploughing & dragging with 'Sohaga' breaking of clods, removal of earth rubbish dressing & Supplying doob grass roots and planting at 15 cm. apart.

Supplying and planting shedy and ornamental trees like Neem, Deik, Bottle Brush, Gulmohar, Arjun and Ashoka including digging of earth pits size 75cm x 75cm x 75cm deep, refilling the excavated earth .

Planting ground cover plants including digging & refilling of beds with excavated soul and FYM, planting of saplings at 30cm distance from plant to plant and row to row, providing & fixing brick tiles edgeing.

Planting flower beds including digging and refilling of beds with excavated soil and FYM, fertilizer and insecticides, planting of sapling at 30cm distance from plant to plant and row to row including 150mm toe wall around the bed with plaster (80mm BGL and 80mm AGL)

Provision for one way stand post khuraah

O & M (3 Months)

Operation and maintenance of water supply scheme for 3 month including Pump Operator Salary Cum Chowkidar, and Provision for bleaching powder or sodium chlorite for disinfection of water complete in all respects.

HARDEV SINGH CONTRACTOR

GURSHARAN SINGH CONTRACTOR