The World Bank Tender

(b) 150mm nominal diameter (weight 21.6 kg per metre) 5.4 mm 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.

(a) 150mm steel strainer (slot size 0.75mm) 5.00 mm thickness

Supplying, fixing and lowering of stainless steel socket as per IS 8110-2000 or latest, ISI marked duly welded with suitable grade ss welding electrode to lower the strainer into tubewell bore complete in all respect.

150mm Internal diameter

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.

(b) 150mm internal diameter

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.

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

(b) 150mm internal diameter (weight 21.6 kg per meter) 5.4 mm thickness

Supplying & Fixing of well cap having thread to fix on housing pipe complete in all respect.

(c) 150mm internal diameter

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.

Capacity of Air compressor 300 cfm at 250 PSI

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.

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

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

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

Supplying at quarry site of gravel of 1/16" to 1/8" sizes including pouring and packing in the annular space between the pipes assembly and the 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)

OHSR Constructing one No. of 15 KL (15000 liters) Capacity with sill level not less than13.00m height upto FSL 15.50 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 CI D/F expansion joints conforming to (IS-1536-1989) 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 CI 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 CI double flanged pressure pipes horizontally as per IS 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 haudi complete in all respects. Including :- Supplying, fixing and testing at site Automatic electronic type water level indication system with gun metal float sensor and electrical cable suitable for three phase pump submersible / monoblock to be fixed on existing panel for OHSRs complete in all respects Including :- Construction of plinth protection around OHSR with 40mm thick CC 1:2:4 on top over 100mm thick C.C 1:8:16 masonry toe wall & inside earth filling complete in all respect.

PUMP CHAMBER Construction of Pump Chamber Below OHSR TANK size 2.20x2.20m Without gravel pit but including electric wiring as per analysis, complete in all respects. (Including Carriage)

Chlorinator plant Prov. & Fixing Electronically actuated, Diaphragm Operated, Metering System, Chemical Dosing Chlorinator, suitable for delivering 0.5 to 6 Liters of 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.

Rising Main Providing, laying, fixing & jointing of PVC pipe as per ISI-4985 (ISI Marked with Prior approval of Engineer in- Charge ) along the trenches and laying the same in trenches to correct alignment and gradients , cutting, jointing & testing complete as per specifications. for more than 3 mtr. Street width Complete in all respect. (Mechanically ) Including Specials and Excavations (10kgf/ cm2) Pressure

110 mm o/d PVC pipe

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) Class PN-1 as per ISI 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. Size 0.6m. X 0.6m. (Including Carriage)

Distribution System Providing, laying, fixing & jointing of PVC pipe 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 & testing complete as per specifications. For less than 3 mtr. Street width Complete in all respect. specifications for Manually Excavation including specials (6kgf/ cm2) Pressure.

PVC pipe 63mm o/d

Providing, laying, fixing & jointing of PVC pipe as per ISI-4985 (ISI Marked with the prior approval of Engineer in- Charge ) along the tranches and laying the same in tranches to correct alignment and gradients , cutting, jointing & testing complete as per specifications. For more than 3 mtr. Street width Complete in all respect. Including Excavations and Specials (Mechanically ) (6kgf/ cm2) Pressure.

PVC pipe 63mm o/d

PVC pipe 90mm 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 and including restoration of roads to original Position.

PVC pipe 63 mm o/d

Contractor shall quote rates only for dismantling 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/ Panchayti Raj.

PVC pipe

Dismantling of Interlocking Tile 80mm thick cement concrete interlocking paver block complete in all respect.

Refixing of Interlocking Tile 80mm thick cement concrete interlocking paver block of M-40 grade Machine made rubber moulded smooth finish by strong vibratory process or with vibro-hydraulic compaction machine and of approved size and design/ shape laid in ordinary Grey Colour and pattern over and including 40mm thick complete in all respect.

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) Class PN-1 as per ISI

80mm I/d sluice valve flanged

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

HOUSE SERVICE CONNECTIONS WATER CONNECTION AND WATER METER Water Connection Providing proposed water connection to house hold up to wall with providing, laying jointing, testing GI pipe lines 15mm i/d=2.50 mtr B- Class( Above GL), Prov. & fixing MDPE pipe 15mm i/d with specials 2.00 Mtr (Below GL) including cost of specials such as tees, bends, sockets, elbow etc. cutting, threading, and testing in trenches in the ground and ISI marked 15mm i/d GM ferrule 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 including. Water Meter Providing and fixing Multijet Water Meter to house hold including cost of specials such as tees, bends, sockets, elbow, Peet valve, union, nipples and hook etc. cutting , threading and testing complete in all respect.

New Pumping Machinery Providing & installing, testing & commissioning of 1 no electrically driven Submersible Pump set capable of delivering 125 LPM against a head of 66mtr 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 G.I. column Pipe of IS 1239-2004 medium class size 50mm and Length 50 mtr.(in 3mtr lengths each with flanges, screwed and welded on both sides) rubber gaskets, nuts and bolts submersible cable of 100 Mtr. Length and 2.50mm2 size as per IS694-1990 reaffirmed 2000 complete in all respects.

Motor 125 LPM, Head 66Mtr.

Panel Board

Cable (Size/Cost) 2.50mm2

Column Pipe (G.I)( Size/Length) (50mm i/d)

D.I Fitting 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. (Including Carriage)

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 as per standard Drawing.

Providing and Fixing precast pre-stressed cement concrete fencing pole M-40 by 4 Nos. parallel high tensile entwined wire (ISI marked wire 4 mm dia fencing pole size at bottom 4" x 4", size top 3" x 4",Lenght 6ft, hooks 6 No. including cost of excavation, sand filling and erection complete in all respects. (Including carriage)

Providing & fixing D-Hook complete with MS Bolts size 300mm x 18mm as per standard Drawing.

Construction of brick masonry corner pillar including cost of cement pointing including cost of material complete in all respects as per standard Drawing. (Including carriage)

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. (Including carriage)

Construction of Cement Concrete, Foot Path with masonry toe wall & earth filling inside water works as per standard Drawing. (Including carriage)

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

(Operation & Maintenance Cost Without Electricity Charges) Operation and Maintenance water supply system for 3 Months including operating of machinery , supplying of full time Pump Operator cum- Chowkidar, supply of Sodium Hypo Chloride solution for disinfection for 3 months after completion.

Environmental Charges 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 including Supplying and spreading of farm yard manure@ 0.18 cum per 100 sqm & loosening.

Supplying and planting permanent trees including digging of earth pits size 75cmx75cmx75 cm deep, refilling the excavated earth with manure supplied @ 0.113 cum each and watering Supplying through tractor tanker. (Trees like Neem, Ashoka, Dake, Arjun etc.)

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

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.

Provision for one way stand post with Khura complete in all respects