REPAIR / MAINT OF STP AT SUKNA MIL STN UNDER GE SUKNA

Amount

M&L for cleaning of entire tank (Collection 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 600KLD and 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 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 required/ directed and dressing of surplus soil around slope adding clean dry sand upto the entire satisfaction of Engr-in-Charge complete all as specified and as directed.

All as per item No.1 above but STP cap 450 KLD

M&L for cleaning of entire tank (RCC Equalization Tank, Bar screen chamber, oil and grease tank, Mild steel Fab reactor Tank, Tube settler tank, CCT,FFT, sludge sump, treated water Tank), Iron sheet / RCC structure of STP of capacity 55 KLD and 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 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 required/ directed and dressing of surplus soil around slope adding clean dry sand upto the entire satisfaction of Engr-in-Charge complete all as specified and as directed.

M&L in replacement of non-corrosive epoxy coated mild steel/cast iron screen suitable gap in bar screen so as to prevent large size floating objects passing through it and subsequently removing manually / mechanically complete all as specified and as directedin 600 KLD STP.

M&L in replacement of non-corrosive epoxy coated mild steel/cast iron screen suitable gap in bar screen so as to prevent large size floating objects passing through it and subsequently removing manually/mechanically complete all as specified and as directed in 450KLD STP.

Supply & pouring MBBR / FAB PVC media effective specific surface area 500m2 / cum of height 15mm and dia of 22 mm complete all as direct by Engineer-in-Charge

M&L for replacement of Tube settler fin specific surface area 11 m2/cum complete all as direct by Engineer-in-Charge

M&L for Opening of pressure filter coloum and taking out old filter media and cleaning inner surface throughly for 600 KLD/ 450 KLD STP all as directed by Eng-In-Charge

Material and labour for replacment of quartz silica sand of 32 -64 grade media size for DMF complete all as directed

Material and labour for replacment of quartz silica sand of 16 - 32 grade media size for DMF complete all as directed

Material and labour for replacment of quartz silica sand of 8- 6 grade media size for DMF complete all as directed

Material and labour for replacment of quartz silica sand of 4-8 grade media size for DMF complete all as directed

Taking out complete pebbles from the filter and clean refilling the same pebbles after washing / cleaning thoroughly

Supply and dosing of bio organic bio culture compound suitable for STP enzyme growth complete all as directed.

M & L for replacement of Activated carbon filter media IV1000 complete all as directed.

Supply and dosing addative sugar complete all as directed.

Supply only Hypo solution ( Sodium hypochlorite) having 10% chlorine as used as antiscalant complete all as directed.

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

M&L clean dry sand and complete all as specified and as directed.

Carring out servicing of flocculator, cleaning of all parts, moving components and make completely functional and testing complete all as directed.

Supply, Install , testing & commissoning against replacement of unserviceable Chemical Dosing pump suitable to inject solution upto 10 LPH comprising dosing pump with all accessories complete all as specified and directed by Engr-In-Charge.

Supply, Install , testing & commissoning against replacement of unserviceable PAC dozing system of capacity minimum 4.0 LPH with all accessories and testing complete all as directed.

Carrying out servicing of chlorinator and allied dozing system of various cap & sizes and make completely functional and testing complete all as directed.

Carrying out servicing of PAC dozing system and make completely functional and testing complete all as directed.

Carrying out servicing of agitator motor and its assembly and make completely functional and testing complete all as directed.

Taking Out 03 Nos non clogging submersible pump motor assembly from sewage well 7.5 HP capacity including column pipe 80mm dia approx 10mtr using chain pulley block manually/Hydra pumping and transportation of submersible pump -motor assembly to workshop for necessary repair, bringing back to the same location and lowering by suitable means, connecting with existing pipe complete all as specified and as directed.

Taking down burnt winding wire from submersible motor of capacity 7.5 HP, 5.5 KW, 415 V, 3 phase, 50 Hz, rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing complete all as specified and as directed.

Overhauling of sewage submersible pump motor assembly, including cleaning and derusting of casing, replacement of worn out spares & refixing of existing serviceable components after proper cleaning, machining all as required & assembling testing at workshop complete for 7.5 HP, 5.5 KW, 415 V, 3 phase, 50 Hz, of any make including carrying out painting by two coat of synthetic enamel paint over a coat of anti corrosive metal primer, assembling the pump and motor including testing complete all as specified and as directed.

Taking Out submersible sewage pump motor assembly 02 Nos from equalization Tank of STP any type and capacity including column pipe 80mm dia approx 10mtr using chain pulley block manually/pumping and transportation of submersible pump -motor assembly to workshop for necessary repair, bringing back to the same location and lowering by suitable means, connecting with existing pipe complete all as specified and as directed.

Taking down burnt winding wire from submersible motor of capacity 5 HP, 3.7 KW, 415 V, 3 phase, 50 Hz,rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing complete all as specified and as directed.

Overhauling of sewage submersible motor, including cleaning and derusting of casing, replacement of worn out spares & refixing of existing serviceable components after proper cleaning, machining all as required & assembling testing at workshop complete for 5 HP, 3.7 KW, 415 V, 3 phase, 50 Hz, submersible pump of any make including carrying out painting by two coat of synthetic enamel paint over a coat of anti corrosive metal primer, assembling the pump and motor including testing complete all as specified and as directed.

Taking Out MBBR feed pump motor assembly 02 Nos for 55 KLD STP any type including transportation of pump -motor assembly to workshop for necessary repair, bringing back to the same location and fixing by suitable means, connecting with existing pipe complete all as specified and as directed.

Taking down burnt winding wire from motor of capacity 5 HP, 3.7 KW, 415 V, 3 phase, 50 Hz,rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing complete all as specified and as directed.

Overhauling of MBBR feed pump motor assembly , including cleaning and derusting of casing, replacement of worn out spares & refixing of existing serviceable components after proper cleaning, machining all as required & assembling testing at workshop complete for 5 HP, 3.7 KW, 415 V, 3 phase, 50 Hz, including carrying out painting by two coat of synthetic enamel paint over a coat of anti corrosive metal primer, assembling the pump and motor including testing complete all as specified and as directed.

Taking down and carrying out servicing rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing of filtter feed pump of 3.7 KW, 5HP capacity ,415Volt, AC completely functional and testing complete all as directed.

Taking down and carrying out servicing rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing of filtter feed pump of 0.75 KW, 1HP capacity ,415Volt, AC completely functional and testing complete all as directed.

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

M&L for overhauling of Air blower assembly with compressor of cap 3 HP 3phase 415Volt complete including cleaning, oiling greasing and replacement rusted spares, nut bolt, oiling greasing etc.complete all as directed.

Taking down burnt winding wire from Air blower motor of capacity 20 HP, 15 KW, 415 V, 3 phase, 50 Hz,rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing complete all as specified and as directed.

Taking down burnt winding wire from Air blower motor of capacity 3 HP, 15 KW, 415 V, 3 phase, 50 Hz,rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing complete all as specified and as directed.

M&L for overhauling of Screw pump and motor assembly of cap 5HP ,415volt including cleaning, oiling greasing and replacement rusted spares, nut bolt, oiling greasing etc complete all as specified and as directed.

Taking down burnt winding wire from screw pump of capacity 5 HP, 3.7 KW, 415 V, 3 phase, 50 Hz,rewinding using insulated copper winding wire of appropriate gauge and turn, providing insulation materials and replacement of spares parts and assembling and testing complete all as specified and as directed.

Sevicing, cleaning and overhauling of all parts of Sludge compactor including replacement of complete cloths suitable for sludge handelling complete for 600/450 KLD STP complete all as directed.

S& F heavy duty MS pipe of size 80mm & cut in shape to suit with existing system of sewage treatement Plant including T, bend, elbows, and shocket etc. encluding tow coat of enamal paint over a coat of red oxide primer welding bending including taking down Unsv one. all as per site requirement and to the entire satifaction of Eng-in-Chage.

S& F heavy duty MS pipe of size 63mm & cut in shape to suit with existing system of sewage treatement Plant including T, bend, elbows, and shocket etc. encluding tow coat of enamal paint over a coat of red oxide primer welding bending including taking down Unsv one. all as per site requirement and to the entire satifaction of Eng-in-Chage.

S& F heavy duty MS pipe of size 50mm & cut in shape to suit with existing system of sewage treatement Plant including T, bend, elbows, and shocket etc. encluding tow coat of enamal paint over a coat of red oxide primer welding bending including taking down Unsv one. all as per site requirement and to the entire satifaction of Eng-in-Chage.

S& F heavy duty MS pipe of size 40mm & cut in shape to suit with existing system of sewage treatement Plant including T, bend, elbows, and shocket etc. encluding tow coat of enamal paint over a coat of red oxide primer welding bending including taking down Unsv one. all as per site requirement and to the entire satifaction of Eng-in-Chage.

S& F heavy duty MS pipe of size 25mm & cut in shape to suit with existing system of sewage treatement Plant including T, bend, elbows, and shocket etc. encluding tow coat of enamal paint over a coat of red oxide primer welding bending including taking down Unsv one. all as per site requirement and to the entire satifaction of Eng-in-Chage.

M&L for submersible copper cable 3 core, 10 Sqmm for submersible sewage pump. including taking down Unsv one complete all as directed.

Carring out servicing of LT panel board of sewage well and all electrical connection, wiring and make completely functional and testing complete all as directed.

Carring out servicing of LT panel board of STP and all electrical connection, wiring and make completely functional and testing complete all as directed.

Supply & fixing Fully automatic startar of cap. 3 to 5HP for operating sewage pump including taking down Unsv one complete all as directed.

Supply & fixing Fully automatic Star delta startar of cap. 7.5HP for operating submersible sewage pump including taking down Unsv one complete all as directed.

Supply & fixing Fully automatic Star delta startar of cap. 10 HP for operating submersible sewage pump including taking down Unsv one complete all as directed.

M&L for power contactor in repairs of cap.32A. Model- MNX 22 complete all as directed.

M&L for power contactor in repairs of cap. 55A. Model- MNX 40 complete all as directed.

Supply & pouring Compressor Oil in air blower at STPs complete all as specified and directed.

Material and labour for CI butterfly valve 25 mm dia, stainless steel disc, gear mountable as per IS 13095 Class PN-16 complete with nuts, bolts , washers and rubber gaskets including taking out old unserviceable butterfly valve and depositing to MES Store Yard complete all as specified and directed by Engineer-in-charge.

All as per item No. 58 above but 40 mm dia size

All as per item No. 58 above but 63 mm dia size

All as per item No. 58 above but 80 mm dia size

All as per item No. 58 above but 100 mm dia size

Material and labour for CI NRV(Non Returning Valve) 80 mm dia mountable as per IS 13095 Class PN-10 complete with nuts, bolts , washers and rubber gaskets including taking out old unserviceable NRV and depositing to MES Store Yard complete all as specified and directed by engineer-in-charge.

All as per item No. 63 above but 100 mm dia size complete all as specified and directed by Engineer-in-charge.

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.

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 exceeding 10 cm but not exceeding 30 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.

M&L for painting of monoblock pump set / Air compressor of capacity of 3 HP to 12.5 HP with a coat of approved colour paint including inlet & out let pipe lines over a coat of red oxide primer on rusted parts complete including preparation of old painted surface and writting MES number all as specified and directed by Engr-in-Charge.

M & L for fabrication , installation, connection and testing of Glow sign LED 3D board of size 5feet x 3 feeet complete with acrylic raise alongwith LED Pasted on ACP rectangular shape mounted on existing main structure of power house with the help of nut and bolts and writing thr following is directed by Engr - in- Charge and complete all circuit with copper cable . Approval for design of sign board shall be taken by contractor from Engr-in-Charge at the time of execution complete all as specified and directed.

Supply & fix in repair of 1 HP submersibe pump with overload protaction , high grade electrical stamping, dry run protaction, double mechinical seal, anti rust CED coating, and having voltage range 160v - 240 v,rated frequency 50 Hz, max head 400 mtr and max discharge up to 10.8 LPM,product warranty 1 year, complete all as specified and directed by Engr in Charge. Note :- Pump & motors shall be deposited to mes storeyard without any extra cost.

M&L for PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in surface channel and drain complete all as specified and directed.

Earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meter deep below ground level) with top edge of plate not less than 1.5 meter below normal ground level, connected to galvanized strip of size 25 x 4 by means of bolts, nuts, check nuts and washers of galvanized iron or steel, all as shown in Electrical Plate No 3 of SSR Part - I, including necessary excavation and earth work, P.C.C (1:3:6) type C-I with 50 mm thick Pre-cast R.C.C. (1:2:4) type B-I cover slab (reinforced with 8 mm dia deformed bar @ 15 cm C/C both ways and suitable handle of 10 mm dia round bar), including providing charcoal or coke and common salt in alternate layers of 15 cm compacted thickness all around the earth electrode, with funnel and 20 mm bore galvanized iron watering pipe (light grade), wire mesh, aluminium lugs, complete in all respect, GI earth wire protected by 15 mm bore (medium grade) galvanized iron pipe and other end connected with main switch board or Earthing test point as directed, including necessary earth work and disposal of spoil to a distance not exceeding 50 metre and necessary testing on completion complete all as specified and as directed.

Dismantling post or struts (wood, steel or RCC) any section, including taking out embedded portion in natural ground and making good the disturbed ground complete all as specified and directed.

Excavation in post holes (or similar holes) each not exceeding 0.5 cum, getting out, returning filling in and ramming earth in layers not exceeding 25 cm thick, watering and removing surplus soil to a distance not exceeding 50m and making good in soft/loose soil complete all as specified and directed.

M&L PCC 1:3:6 type C-2 (using 40 mm graded crushed stone aggregate) as in foundation, filling and mass concrete complete all as specified and directed.

S & F Mild steel work in wind ties, including securing bolts and posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all as specified and directed.

S&F Mild steel screw bolts diameter of neck 11 to 15 mm (machine made) with hexoganal or square heads at one end and screwed the other or screwed both ends each screwed end to be fitted with washers and one hexagonal or square nut, exc. 0.5 cm but not exc. 10 cm long complete all as specified and directed.

Supply only chain link MS galvanized fencing, of any size or type complete all as specified and directed.

Fixing only in repairs chain link fencing including line wires, any mesh, size and type of standards, rails, straining bolts, etc, and including provision of binding wire complete all as specified and directed.

M&L Preparation of old surface shall include brooming down or steel wire brushing and one coat of cement base paint complete all as specified and directed.

Supply & Fixing Galvanised. 2 strand, steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacings and straining and fixing to any type of standard rails strain- ing bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. complete all as specified and directed.

M&L preparation of new steel surfaces of any description, not otherwise described over 10 cm width or girth and including applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Dismantling of corrugated or semi corrugated Asbestos Cement (AC) sheets in roof covering complete all as specified and directed.

S&F pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50 mm TCT (total coated thickness) of any colour having tensile strength of 550 Mpa as in roof covering cladding to wall etc, fixed with self tapping screws complete all as specified and directed.

S & F of roof trusses (framed), trussed, purlins, crane gantries, rails, fastening and heavy bracket framing (Beam, tee, angle, channel or flat sections), including distance pieces, cleats etc. confirming to Fe – 410 – W(Gde E - 250) quality 'A' including one shop coat of zink chromate primer paint including preparation of surface complete all as specified and directed.

Dismantling structural steel work including doors, gates but excluding framed truss etc. complete all as specified and directed.

Supply only poly aluminium chloride as used as disinfectant for water treatment purpose complete all as specified and directed .

Supply only polyelectrolyte powder as used as disinfectant for water treatment purpose complete all as specified and directed .

Testing of treated sewage water from approved government recognized laboratory for various STP plant in sukna mil stn, and the following parameter and indicating permisible value is required. (a) Colour (b) Odour (c) pH (d)BOD (e) COD (f) Oil & Grease (g) TSS (h) TDS (i) Residual chlorine (j) Coliform (k) Total Nitrogen (l) Dissolved Phosphorus

THUKKEPA & PANGDOK

SARKAR BUILDERS

M/S B B CONSTRUCTION

GEETA CONSTRUCTION

M/S S. S CHETTRI AND SONS

M/S GLORIOUS CONSTRUCTION