REPAIR MAINT AND OVERHAULING OF SEWAGE PUMPING SETS LT PANELS STARTERS CABLES PIPE LINE CHLORINATION SYSTEM CLEANING AND ALLIED WORKS FOR 600 KLD AND 450 KLD STP PLANTS UNDER AGE EM OF GE SUKNA

Amount

M&L for cleaning of entire tank (Equalization Tank, Bar screen chamber, oil and grease tank, FAB reactor Tank, Tube settler tank, Flocculator tank, CCT, FFT, sludge sump, treated water Tank), RCC structure of STP of capacity 450 KLD including pipeline, taking out of sludge, mud, gravel unwanted materials floating on water and de-watering complete tank, cleaning of pipe line, tanks, channel etc by means of suitable method and removing sludge from bed and tank and cleaning with fresh water all as per site requirement including disposing off the deposited mud, sludge etc, to a distance upto 50m and burried underground below normal ground level including necessary excavation of pits allowing initial percolation of sludge water, returning, filling in including sprinkling of bleaching powder at the rate of 0.30Kg/Sqm etc as directed and dressing of surplus soil around slope, adding clean dry sand complete all as directed.

All as per Sl item No.1 above but for STP of capacity 600 KLD.

S&F non-corrosive epoxy coated mild steel / cast iron bar screen as per existing, suitable for 450 KLD STP, having suitable gap so as to prevent large size floating objects passing through it including taking down old bar screen complete all as directed.

All as per Sl item No. 3 above but for STP of capacity 600 KLD.

M&L for MBBR / FAB PVC media having effective specific surface area 500 m² / cum, height 15 mm and dia of 22 mm including taking out old media complete all as directed.

M&L for tube settler fin having specific surface area 11 m² / cum including taking out old tube setler fins complete all as directed.

M&L for opening of pressure filter column, taking out old filter media and cleaning inner surface throughly for 600 KLD and 450 KLD STP complete all as directed.

M&L for quartz silica sand of 4 - 8 grade media size for DMF including taking out old sand complete all as directed.

All as per Sl item No.8 above but quartz silica sand of 8 - 16 grade.

All as per Sl item No.8 above but quartz silica sand of 16 - 32 grade.

All as per Sl item No.8 above but quartz silica sand of 32 - 64 grade.

Taking out complete pebbles from the filter, washing / cleaning thoroughly with fresh water and refilling the same complete all as directed.

Supply and dosing of bio organic bio compund zone complete all as directed.

M&L for replacement of activated carbon filter media 1000 IV complete all as directed.

Supply and dosing additive sugar complete all as directed.

Supply only hypo solution having 10% chlorine, used as antiscalant complete all as directed.

Supply only Liquid Chlorine used as disinfectant for water treatment purpose complete all as directed .

M&L sand filling with clean & dry sand including punning down complete all as directed. Note:- Punned thickness shall only be measured and paid.

S&F chemical dosing pump having capacity to inject solution upto 10 LPH including all accessories & taking down complete all as directed.

S&F PAC dosing system having capacity of 6 LPH including all accessories & taking down complete all as directed.

M&L for carrying out servicing of flocculator, cleaning of all parts, moving components and making the same functional complete all as directed.

M&L for carrying out servicing of chlorinator & allied dosing system of any capacity & make, making the same completely functional complete all as directed.

M&L for carrying out servicing of PAC dosing system of any capacity and make, making the same completely functional complete all as directed.

M&L for carrying out servicing of agitator motor and assembly of any capacity and make, making the same completely functional complete all as directed.

Taking out 06 Nos non clogging submersible pump motor assembly (7.5 HP capacity) & column pipe of approx 80 mm dia & 10 mtr length from sewage well using chain pulley block manually / Hydra pumping including transportation of submersible pump-motor assembly to workshop for necessary repair, bringing back to same location and lowering by suitable means, connecting with existing pipe complete all as directed.

Taking out 04 Nos submersible sewage pump motor assembly of any capacity & column pipe of aprrox 80 mm dia & 10 mtr length from equalization Tank of STP using chain pulley block manually / pumping including transportation of submersible pump-motor assembly to workshop for necessary repair, bringing back to same location and lowering by suitable means, connecting with existing pipe complete all as directed.

M&L for cutting burnt winding wire from submersible motor of capacity 7 - 10 HP, 5.5 KW, 415 V, 3 phase, 50 Hz, including rewinding the same with super enamelled copper winding wire of existing gauge and turn, including all insulating material, varnishing, supply & replacement of minor spares parts and assembling complete all as directed.

M&L for cutting burnt winding wire from submersible motor of capacity 5 - 7 HP, 3.7 KW, 415 V, 3 phase, 50 Hz, including rewinding the same with super enamelled copper winding wire of existing gauge and turn, including all insulating material, varnishing, supply & replacement of minor spares parts and assembling complete all as directed.

M&L for cutting burnt winding wire from filter feed pump of capacity 5 HP, 3.7 KW, 415 V, AC including rewinding the same with super enamelled copper winding wire of existing gauge and turn, including all insulating material, varnishing, supply & replacement of minor spares parts and assembling complete all as directed.

M&L for cutting burnt winding wire from Air blower motor of capacity 20 HP, 15 KW, 415 V, 3 phase, 50 Hz including rewinding the same with super enamelled copper winding wire of existing gauge and turn, including all insulating material, varnishing, supply & replacement of minor spares parts and assembling complete all as directed.

M&L for cutting burnt winding wire from screw pump of capacity 5 HP, 3.7 KW, 415 V, 3 phase, 50 Hz including rewinding the same with super enamelled copper winding wire of existing gauge and turn, including all insulating material, varnishing, supply & replacement of minor spares parts and assembling complete all as directed.

M&L for overhauling of 7-10 HP sewage submersible pump motor assembly, 5.5 KW, 415 V, 3 phase, 50 Hz, including cleaning and derusting of casing, replacement of worn out spares & refixing of existing serviceable components after proper cleaning, machining all as required & assembling at workshop, spray painting with two coat of synthetic enamel paint over a coat of primer complete all as directed.

M&L for overhauling of 5-7 HP sewage submersible pump motor assembly, 3.7 KW, 415 V, 3 phase, 50 Hz, including cleaning and derusting of casing, replacement of worn out spares & refixing of existing serviceable components after proper cleaning, machining all as required & assembling at workshop, spray painting with two coat of synthetic enamel paint over a coat of primer complete all as directed.

M&L for overhauling of 20 HP Air blower assembly with compressor, 415 V, 3 phase, including oiling, greasing and replacement of rusted spares, nut bolt etc. & assembling at workshop complete all as directed.

M&L for overhauling of 5 HP Screw pump and motor assembly, 415 V, including oiling, greasing and replacement of rusted spares, nut bolt etc. & assembling at workshop complete all as directed.

S&F heavy duty MS pipe of 25 mm dia, bending, cut in shape to suit with existing system of STP including necessary fittings such as tee, bend, elbows, socket etc. & painting pipe with two coat of synthetic enamel paint over a coat of red oxide primer & taking down complete all as specified and directed. Make:- Tata / Jindal Steel / Surya Roshni Ltd. / Bhushan Power & Steel Ltd. / M/s APL Apollo Tubes Ltd

All as per Sl item No 36 above but 40 mm dia.

All as per Sl item No 36 above but 50 mm dia.

All as per Sl item No 36 above but 63 mm dia.

All as per Sl item No 36 above but 80 mm dia.

M&L for submersible copper cable 3 core, 6 sqmm for submersible sewage pump including taking down complete all as specified and directed. Make:- Havells / KEI / Polycab / RR Kabel Ltd. / HPL

M&L for carring out servicing of existing outdoor LT panel of sewage well by replacement of complete internal wiring with copper conductor of existing size, replacement of complete neoprene rubber gasket to make it completely dust and vermin proof, tighting all loose connections, including preparation and applying one coat of synthetic enamel paint on both internal and external surface of panel complete all as directed.

All as per Sl item No 42 above but servicing of existing outdoor LT panel of STP.

S&F fully automatic, star delta, motor starter with in-built single phase preventor, suitable for 3 to 5 HP submersible sewage pump including taking down complete all as specified and directed. Make - L&T / Havells / Panasonic / Hager / ABB / Legrand

All as per Sl item No 44 above but 7.5 HP

All as per Sl item No 44 above but 10 HP

S&F in repairs 3 pole power contactor of 32A capacity complete all as specified and directed. Make :- L&T / Havells / Panasonic / Hager / ABB / Legrand

All as per Sl item No 47 above but 55A

M&L for compressor oil as per existing including filling the same in air blower complete all as directed.

S&F 80 mm bore butterfly valve cast iron body class PN-16, conforming to IS-13095, with flanged ends, having stainless steel disc, gear mountable and including necessary fixing arrangements such as nuts, bolts, washers, rubber gaskets etc. & taking down complete all as specified and directed. Make:- Kirloskar / Leader / Zoloto / Venus / Audco / Upadhyaya

All as per Sl. item No. 50 above but 100 mm bore.

S&F 80 mm bore non return valve (reflux valve), cast iron body class PN-1.6, conforming to IS-5312, with flanged ends drilled suitable including necessary fixing arrangements such as nuts, bolts, washers, gaskets etc. & taking down complete all as specified and directed. Make:- Kirloskar / Leader / Zoloto / Venus / Audco / Upadhyaya

All as per Sl. item No. 52 above but 100 mm bore.

M&L removing old paint by paint removers or burning off by blow lamps and cleaning with scrapers, any number of coats, from old painted steel surfaces of any description not exceeding 10 cm width or girth when unconnected with other painting or when painted in a different tint and including applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed. Make of paint :- Jotun India Pvt Ltd / Apcolite (Asian) / Luxol (Berger) / Jenson & Nicholson Paints Ltd (Borolac) / Shalimar Paints Ltd (Superlac)

M&L for preparation of old painted surfaces of monoblock pump set / Air compressor of capacity of 3 to 12.5 HP and including spray painting with one coat of synthetic enamel paint and writting MES number complete all as specified and directed. Make of paint :- Jotun India Pvt Ltd / Apcolite (Asian) / Luxol (Berger) / Jenson & Nicholson Paints Ltd (Borolac) / Shalimar Paints Ltd (Superlac)

M&L earthing complete with galvanised steel earth plate electrode of size 600 x 600 x 6 mm thick buried directly in ground in vertical position (earth pit not less than 2.25 m deep below the normal ground level) with top edge of the earth plate not less than 1.5 m below normal ground level, connected to earth lead of galvanised iron strip 25 x 4 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel, all as shown in electrical plate No. 3 connected to earthing test point including dismantling complete all as specified and directed. Note:- The unit rate shall also include for earth work in any type of soil, PCC 1:3:6 type C1 chamber, RCC 1:1.5:3, type A1 cover slab, 50 mm thick reinforced with 8 mm dia TMT bar @ 140 mm C/C both ways, 10 mm dia plain bar lifting handle embedded in cover slab, 20 mm bore medium grade GI watering pipe, 40 mm bore GI light grade earth lead protection pipe, funnel, wire mesh, copper lugs, charcoal and common salt in alternate layer etc.

R N SAH N CO

MS ESSCON

M/s T K Das

ASHOK MUKHERJEE

M/S GLORIOUS CONSTRUCTION

M/S TANDRA DEY.