REPAIR / MAINT TO COMMAND SWIMMING POOL INCLUDING WATER PURIFICATION WITH CHEMICALS AND CONNECTED WORKS UNDER AGE E/M NO. II AT GE MINNIEBAY, PORT BLAIR

Amount

Supply only CALCIUM HYPO CHLORITE - 65 to 70 % chlorine content (calcium based granular disinfectant more stable than chlorine gas) in 45 Kg. Plastic drum with properly closed & sealed for treatment of water at water supply installations.

Supply only POLY ALUMINIUM CHLORIDE (Aluminium based coagulant) inorganic soluable polymer powder effective in both high and low turbidity for treatment of water at water supply installations.

Supply only copper sulphate in 50 Kg Bag for treatment of water at water supply installations.

Supply only soda ash in 50 Kg Bag for treatment of water at water supply installations. Make: Tata chemicals.

Supply only alum (non ferric), crystal type also called aluminium sulphate (non ferric) conforming to IS: 299/1989, colour white, chemical formula Al2(SO4)3, having water soluble aluminium compounds (as Al2O3) % by weight of 17% min, soluble iron compounds (as Fe) % by weight 0.01% max, PH (of 5% solution) not less than 2.8, insoluble matter % by weight 0.3% max, supplied in slabs of 18 to 25 kgs each complete all as specified and as directed.

Supply only Bleaching powder conforming to IS 1065-89 ( Revised) in 25 Kg Plastic drum with properly closed & sealed for treatment of water at water supply installations,

Supply only lime in dust form in best quality suitable for treating raw water in 50 Kg bag. Make: Rajsthan Chemicals. Note for Srl item No.01 to 07:- Documentary proof for chemicals procured shall be submitted by the contractor after weighing at weigh bridge in the presence of the Engr-in-Charge/ JE concerned at jetty.

Supply, lay and testing of ERW MS pipes, in replacement ISI marked grade 6mm thick as per IS:3589 grade 330 suitable for welded joints,bend,and flanged joints including fabricating tailor made specials as per site requirement includng painting with two coats of anti corrosive paint complete all as specified of 250mm dia. After bailing out water from existing semi UG sump of Cap 30000 Gallons with Appx 7 Mtr depth at command swimming pool filteration plant at Minniebay.

S&F in replacement, Cast iron foot valve, heavy duty (confirming to relevant IS fixing with provisiion of new rubber flange gasket, nut bolt, double washer, etc complete including dismantling of unserviceable valve from semi UG sump of all as specified and directed. Suitable for 250mm dia/bore pipe.

M&L for fabrication of MS sheet (3.15mm thick) Make Tata or Equivalent for valve chamber cover with plates of Fe 410W, Gde E-250, quality -A (Plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment with riveted, bolted or welded attachment for locking arrangements complete including painting with two coat of synthetic enamel paint black colour/shade over a coat of redoxide primer complete all as specified and directed including taking down old one.

S&F in replacement of Butter fly valve Flange type suitable for 250mm bore with rubber gaskets, nut and bolts of suitable size, ISI marked conforming to IS-13095 complete including dismantling of unserviceable valve all as directed.

Cleaning and replacement of filter media from filteration plant situated at Swimming Pool under GE Minniebay by removing old filter media with bleaching powder slurry and clear water incuding discarding of unusable filter media and disposing off same to a distance exc 500m and n exc 1km,scraping the internal surfaces of filter tank with wire brush,cleaning with bleaching powder slurry,cleaning with fresh water and refilling up of cleaned filter media alongwith new filter media as described in schedule - A item here -in-after in layers as per existing filter bed complete all as specified and directed. Note:- Supply of new filter media shall be measured and paid separately under relevant item of schedule 'A'

Supply only top up the filter media of size 1/8 to 1/6 to 1/32 inch complete (brought from mainland) in layers as per existing filteration plant for balancing the retrived media from item No 12 all as specified and directed. Note:- The filter media shall be provided to match with the existing one of each filtertank and as per sample available at Swimming Pool Filter plant

S & F in repair for DOL startor of capacity 7.5HP motor fully automatic type includung timer,conductor,O/L relay etc complete all as specified and as directed.

S & F in replacement of LED tube light fitting, 1x20 w, 230v .Surface and wall mounted LED batten, extruded aluminium housing provided for efficient heat dissipation with polycarbonate diffuser & integrated electronic driver. & connecting up with twin core twisted flexible copper conductor cable with suitable size all as specified directed.

Supply & fix in replacement of Exhaust fan of turbo force 300 mm sweep double ball bearing single phase along with complete accessories such as louvers, clamps, etc incl connecting from ceiling rose to fan connector with three core cable of suitable size,including provision of hole to the wall and making good the surface as existing and complete all as specified and as directed.

Supply and fixing in replacement of LED smart luminaires is perfect for Bldg mounted security lights and pathways fixed 25Watt LED complete including MS clamps, GI pipe 25 mm dia 1.5 mtr long bracket bent to shape as required, connecting with 1.5 sqmm twin core copper wire from ceiling rose cable termination box/loop in out terminal box to fitting terminals complete all as specified and as directed.

M&L for taking out the defective electric motor 30HP capacity AC 3 phase 415 Volt 50 Hz by disconnecting the cable, pumpset and transporting to local civil workshop for requisite repair/servicing/ maintenance works and taking back to site incl. refixing the same in its original position/location to couple with existing pump, setting proper allignment with pump and testing on completion to the entire satisfaction of engineer-in-charge.

M&L Repair/Maint/servicing to Suction Sweeping Machine opening the dual media filter ,cleaning the media and refill the media , Pump set Mono block type 5HP Capcity, 3 Phase,415 Volts 50 Hz including oiling/greasing & provn of gland packing etc.for its smooth functioning to the entire satisfaction of Engr-in-Charge including replacement of following UNSV parts/items complete. Note : Replacement of UNSV spare parts shall be measured and paid for separately under respective item of this schedule here-in-after as supply only.

Supply only suction sweeping brush kit of SS/MS with provsn for connection PVC pipe for in and out along with tyre wheel and nylon brush with suitable size and length of nylon rope for moving of the sweeper all as specified and directed.

Supply only PVC flexible spiral type hose pipe heavy duty 40/50 mm Dia.

M&L Repair/Maint/servicing to Twin lobe Compressor unit single Phase,240 Volts 50 Hz, Type- SP-IH, Head 9 to 18 Meter,2800 RPM, 2 HP as suitable for the existing. Make KIRLOSKAR used for back washing of filteration plant at swimming pool including oiling/greasing & provn of gland packing etc. and replacement of unserviceable parts for its smooth functioning to the entire satisfaction of Engr-in-Charge.

S&F in replacement of sign/ Name board for installation and display boards of water conserve quotes for user awareness madeout of SS pipe for standing pipe of dia 40mm height 1.8m (1.5m above ground + 0.3m below ground), writing letters using retro reflecting stickers on the board not exceeding 0.5 Sqm, the colour of letters and background as directed. Note : The quoted rate is inclusive of taking down old signboards exerted at ground / PCC foundation, excavation, Return filling of soil, Removal of soil, PCC founddation of size 0.3x0.3x0.3m

SWASTHIK ENGINEERING WORKS

SHUSHANT ASSOCIATES

ANITA VARMA ENTERPRISES

MS KAMARIKAR CONSTRUCTION

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