RE-DEVELOPMENT OF BOREWELL AT LOTUS NVL NEW HAVLOCK OLD HAVLOCK STA JAIL ROAD DAD GFA AND NVL INCL CONNECTED WKS AND CLEANING OF OHT IN THE AREA OF AGE EXT (W/S) UNDER GE E/M LUCKNOW

Amount

Disconnection of submersible pump set of any size/capecity from existing water supply system by mechanical & electrical. Taking out /Uplifting the unserviceable/ Serviceable pump set from deep borewell by disconnecting from lowering pipe line of any size with manual or suitable electric driven chain pully upto 240 ft depth. Relowering the submersble pump set in same borewell and re-connection of complete all as specified and directed. Note:- i) All type of T/P required to complete the job will be arranged by contractor. (ii) Job will be done round -o-clock continued as per site requirement. (iii) Items required for motor connection such as PVC insulation tape, valcanised rubber / puncture tube etc will be provided by the contarctor to complete the work and rate as deemed to be quoted in unit rate no extra payment will be made to the contractor.

M & L Yield testing in repair for the bore well to determine safe pumping yield before redevelopement from NABL Lab complete (Yield test report to be submitted and kept for record).

M & L Yield testing in repair for the bore well to determine safe pumping yield after redevelopement from NABL Lab complete. (Yield test report to be submitted and kept for record).

Redeveloping borewelll by compressed air with minimum pressure of 10Kg/Sq cm to 30 Kg / Sq cm and minimum 450 CFM all as specified in IS 11189-1985, para 4.3 and directed at site for the Lotus PH area. Note : (i). Compressor, pump, pipe and other allied items shall be arranged by the contractor and nothing extra shall be admissible on this account.

-ditto- all as item No. 4 above but for the location NVL area.

-ditto- all as item No. 4 above but for the location New Havlock area complete.

-ditto- all as item No. 4 above but for the location Old Havlock area complete.

-ditto- all as item No. 4 above but for the location STA PH area complete.

-ditto- all as item No. 4 above but for the location DAD area complete.

-ditto- all as item No. 4 above but for the location Jail Road area complete.

-ditto- all as item No. 4 above but for the location GFA & NVL area complete .

Redeveloping borewell by over pumping for borewell complete after development by compressor and water shall be used only after receipt of satisfactory test result as per IS, all as specified and directed. Note : Over pumping will be carried out by pumping the water at higher capacity i.e. not less than 50% above the yield of bore well. Cost of arranging pump and compressor is deemed to be included in the unit rate quoted.

M&L Pea gravel of 2 mm to 4 mm size of approved quality as ordered to pack around the casing/slotted pipes in bore well in angular space between well assembly and bore hole wall should be over minimum 15-18 cm and thoroughly washed before sorrounding in the well and treated, with suitable amount of sodium hexa-metaphosphate for 24 hrs before developing by compressed air for the area of lotus PH & complete all as specified and directed.

-ditto- all as item No. 13 above but for the location NVL area complete .

-ditto- all as item No. 13 above but for the location New Havlock area complete .

-ditto- all as item No. 13 above but for the location Old Havlock area complete.

-ditto- all as item No. 13 above but fpr the location STA PH area complete.

-ditto- all as item No. 13 above but fpr the location DAD area complete.

-ditto- all as item No. 13 above but fpr the location Jail Road area complete.

-ditto- all as item No. 13 above but fpr the location GFA & NVL area complete .

S & F in repair Non Return valve (NRV) both end flanged 150mm dia ISI marked without bypass arrangement incl jointing material such as nut, bolts andwasher commissioning and testing complete.

Chemical and bacteriological testing of WATER, sample collecting from re-devoloped borewell & testing carried out from authorized Govt laboratory to ensure potability of water complete along with certified report all as specified and directed.

M&L Plain cement concrete (1:4:8) type D-2 using 40mm graded stone aggregate as in foundation filling and mass concrete .

M&L Plain cement concrete (1:3:6) type C-2 using 40mm graded stone aggregate as in foundation filling and mass concrete .

M&L for MS black column pipe (in repair/ replacement), 3 mtr long heavy duty, 100mm bore wall thickness 5.4mm, both end flanged with heavy duty MS flanged not less than 16mm screwed and welded inside and outside. The flange end making surface shall be made smooth including welding of 04 strip of 5.0mm thick 25mm wide and 50mm long covering pipe and both end flanged having 08 Nos predrilled hole not less than 16mm including rubber gasket, nut bolts and washer. Pipe should be duly painted with anti corrosive paint complete .

M & L in repair for flange pipe joints with 3mm thick rubber gasket (packing ring) incl provision of suitable size bolts, nuts and washers etc. 100mm bore pipe complete.

S & F ductile iron specials ISI marked in repair for pressure water mains upto 200 mm bore Bends. Tapers. Tee pieces (single & double branch) any type and angle/radius and straight connecting pieces but all ends flanged etc. complete all as specified and directed.

Supply, laying, jointing and testing of sluice valve of size 150 mm dia ( in replacement) ,as per 'ISI marked' both ends flanged and drilled cast iron body class PN-1.6 conforming to IS-14846/2000 complete with Stainless steel spindle including necessary nut bolts etc with all fittings,complete all as specified and directed..For those sluice valves which are fixed with pillar of over head tank work involve such as breaking of RCC/ lead joint, flange joints will be deemed to be included in the quoted rates, contractor will also repair the demaged floor etc.to match with existing and joints shall be measured & paid seperately)

S & F in repair submersible cable PVC insulated and PVC sheathed copper conductor 16 Sqmm, 3 core, 1100 volts grade flat cable conforming to IS-694 1977 complete with necessary electric connection complete.

Demolition of PCC of any type.

S & F well cap of 300mm dia and 8mm thick size on top of the pipes with locking arrangement complete. Note :Contractor shall ensure to proper lock of well cap to avoid any casualty.

Wash out complete water by pumping set/manually of existing Underground sump/ static water tank up to 50000 gallons capacity including removing deposited sand from inside the tank, scrubbing and washing side walls and bottom with bleaching powder solution and making surface free from any fungus deposits stains using wire brush, filling of cavaties inside of tank with CM 1:1 with quick setting cement and applying two coat of white wash inside & writing date of cleaning complete all as specified and directed. Note:-1. All type of T & P, Labour & pumping set etc shall be arranged by the contractor and rate for the same will be deemed to be included in the quoted rate. 2. Contractor will dispose off the material taken out from the sump at a distance upto 50 Mtr as ddirected by Engieneer-in-Charge. 3. Contractor will clean the surroundings of Tank upto 3 mtr around the plinth of the tank.

-ditto- all as item No. 32 above but cap upto 100000 GLNS complete.

Cleaning inside RCC OH reservoirs capacity 100000 gallons at 22 metre staging including removing deposit sand from inside the tank scrubbing and washing side walls and bottom with bleaching powder solution and making surface free from any fungus deposits starins using wire brush filling of cavaties inside of tank with cm 1:1with quick cement and applying one coat of white wash inside including dome & writing date of cleaning complete all as specified and directed including repair to wash out system if required for proper flushing of over head tank. Note :-1. All type of T&P and Labour etc shall be arranged by the contractor and rate for the same will be deemed to be included in the quoted rate. 2. Contractor will dispose off the material taken out from the Tank at a distance upto 50 Mtr as directed by Engieneer-in-Charge. 3. Contractor will clean the surroundings of Tank upto 5 mtr around from the plinth of the tank.

All as per item No 34 abovebut capacity up to 50000 gallons. Complete.

M&L for Framed work such as grills, gratings, etc with ends of bar, shouldered and /or riveted or forged into spikes framed guard bars barred iron doors, ladders, frame work of water tanks and similar work hung as gates including pintle hinges, stops, hand made sliding bolts confirming to FE 290 Gde Fe 165 foundation, filling and mass concrete etc including necessary formwork complete all as specified and directed. Note :- All necessary scaff folding for hieght upto 30mtr and other tools provied by the contractor and rates will be included in the quoted rate.

Rajkaran Tubewells (BID ID -3461601)