REPAIR AND MAINT OF BOREWELLS, FILTERATION SYSTEM, CLEANING OF UG SUMPS OF WATER TREATMENT PLANT (RO PLANT) AT DEFENCE LAB JODHPUR

Amount

M&L for Inspection, checking of defect, repair and replacement of defective parts, sensor of existing RO Plant of capacity 20000 LPH as per to meet the required condition of water by back washing, cleaning of membrane, cleaning of cartridge filter, servicing of chemical dozer, calibration of level indicator, cleaning of chemical Tank and all control valves etc and submit the water quality report of RO Plant by collecting the sample of water after carried out all work as mentioned above and as required complete all as specified and directed by Engineer-in-charge. Note:- (a) The periodicity of visit is each month but in case of some emergency or fault occurance within 48 hours to be attended by contractor or his rep complete all as directed by Engineer-in-Charge. (b) Spare parts for replacement and chemical required for servicing of RO plant shall be measured and paid for separately under respective item of schedule. (c) The cost of replacement of small parts such as nuts, bolts, washer, screws, thimble lugs, gasket, rubber washer, wires etc and cost for testing of water quality sample shall be deemed to be included in unit rates quoted and nothing extra shall be admissible on this account. (d) All tools, plant, equipment etc required for service shall be arranged by contractor at his own without any extra cost.

M&L cleaning of RCC under ground sump (Raw Water ) of capacity 400000 Ltrs incl dewatering the sump with water lifting pump, descaling internal surfaces of under ground sump with wire brush, removing the deposited mud/silt from inside the sump complete, washing with bleaching powder and flush water two times and again dewatering, applying two coats of lime wash inside the sump including writing capacity of tank, date of cleaning with synthetic enamel paint of white tint over black base (minimum size of letter 5 mm thick and 15 cm in height) complete all as specified and as directed at site by Engr-in-Charge.

M&L cleaning of RCC under ground sump( Treated Water) of capacity 200000 Ltrs incl dewatering the sump with water lifting pump, descaling internal surfaces of under ground sump with wire brush, removing the deposited mud/silt from inside the sump complete, washing with bleaching powder and flush water two times and again dewatering, applying two coats of lime wash inside the sump including writing capacity of tank, date of cleaning with synthetic enamel paint of white tint over black base (minimum size of letter 5mm thick and 15 cm in height) complete all as specified and as directed at site by Engr-in-Charge.

Supply and fixing CPVC pipes 32/40 mm bore ,having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings this includes jointing off pipes & fittings with one step CPVC solvent cement ,trenching ,refilling & testing of joints complete all as specified and directed by engineer-in-charge.

Supply and fixing CPVC pipes 50 mm bore ,having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings this includes jointing off pipes & fittings with one step CPVC solvent cement ,trenching ,refilling & testing of joints complete all as specified and directed by engineer-in-charge.

Supply and fixing CPVC pipes 65 mm bore ,having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings this includes jointing off pipes & fittings with one step CPVC solvent cement ,trenching ,refilling & testing of joints complete all as specified and directed by engineer-in-charge.

Supply and fixing CPVC pipes 80 mm bore ,having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings this includes jointing off pipes & fittings with one step CPVC solvent cement ,trenching ,refilling & testing of joints complete all as specified and directed by engineer-in-charge.

Supply and fixing in repairs cast iron butter fly valves lever operated SS disc type nitrile/EPDM rubber lining PN 1.6 of bore 65 mm complete all as specified and directed by the Engr-in-Charge.Make: LEADER/CASTLE/ ZOLOTO.

Supply and fixing in repairs cast iron butter fly valves lever operated SS disc type nitrile/EPDM rubber lining PN 1.6 of bore 80 mm complete all as specified and directed by the Engr-in-Charge.Make: LEADER/CASTLE/ ZOLOTO

Supply and fixing of flat 3 core PVC insulated ,copper conductor cable of size 6 sqmm,415 volts complete all as specfied and directed by engineer-in-charge.

Supply Antiscalant Make:Ion exchange/GE/Thermex

Supply HCl (Acid ) dosing

Supply SMBS dosing

Supply Ph booster

Supply Sodium Hypochloride

Supply Chlorine dosing

Supply RO Descalant

Supply 5 micron fine filter

Supply 1 micron fine filter

Supply common salt

Disconnecting and taking out Centrifugal/Monoblock induction motor in horizontal/Vertical arrangement of capacity upto 7.5 KW of any make and model from the foundation & dismantling for overhauling and repair by replacing the ball bearing, bush, gland bush, coupling and impeller,etc re-assembling after replacement of unserviceable parts, connecting with the suction/discharge line with correct alignment and making the electric connection including testing complete and all as directed by Engineer-in-Chrage. Note: (i) Ball bearing, gland bush, coupling and impeller etc will be measured and paid separately as supply only under respective items of this schedule.

Supply only ball bearing suitable for upto 7.5 KW Centrifugal/Monoblock induction motor complete all as specified and directed by Engineer-in-charge.

Supply only gland bush suitable for upto 7.5 KW Centrifugal/Monoblock induction motor complete all as specified and directed by Engineer-in-charge.

Disconnecting and taking out Centrifugal type high pressure pump of capacity 22 KW of any make and model from the foundation & dismantling for overhauling and repair by replacing the pump bearing, bush, gland bush, coupling and impeller,etc re-assembling after replacement of unserviceable parts, connecting with the suction/discharge line with correct alignment and making the electric connection including testing complete and all as directed by Engineer-in-Chrage. Note: (i) Pump bearing, bush, gland bush, coupling and impeller etc will be measured and paid separately as supply only under respective items of this schedule.

Supply only ball bearing suitable for upto 22 KW Centrifugal/Monoblock induction motor complete all as specified and directed by Engineer-in-charge.

Supply only gland bush suitable for upto 22 KW Centrifugal/Monoblock induction motor complete all as specified and directed by Engineer-in-charge.

Supply and fixing in replacement cartridge filter 20 inches 5-micron nominal complete all as specified and directed by engineer-in-charge.

Supply and fixing in replacement RO CIP fine cartridge filter 20 inches complete all as specified and directed by engineer-in-charge.

Supply ,installation in replacement ,testing and commissioning of brackish R.O Membrane made from polyamide fibre ,thin film spiral wound based complete with interconnections of suitable size and requirement ; Dia-inches,length 40 inch array of membrane shpuldd be 4x2 for maximum recovery of system complete all as specified and directed by engineer-in-charge.Make:-Suez/GE/Hydranics/Dow or equivalent

vinayandsons