REPAIR AND MAINT OF SEWAGE SUMP, STP INSTALLATION, SWIMMING POOL, INCENIRATOR AND OTHER CONNECTED E/M WORKS FOR VARIOUS POCKETS AT BARRACKPORE CANTT UNDER GE BARRACKPORE

Amount

M&L for emptying/Desludging of sewage collection sump, sewage seperation tank, O nad G tank, equalisation tank receiving sump,tube settler, MBBRs etc for capacity 144 KLD sewage plant by taking out sewer slurry/mud water using buckets and pulleys/pump etc. including depositing at a distance not exceeding 500 mtr from starting point for civil work & repairing and make it crack proof and for taking out and changing unserviceable diffusers line, taking down old unserceable of pipe line ,valves and other related works complete all as specified and directed.

All as per Item No 1.00 here in before but for 110 KLD STP complete all as specified and directed.

All as per Item No 1.00 here in before but for 330 KLD STP complete all as specified and directed.

M&L for dis assembling, transportation, repairing and refixing of influent transfer pump, filter press pumps etc. SP series with motor of capacity 2/1HP (3PH) automatic type and refixing after repairing small spares like fixing nut, bolt etc. and painting of base, pump, motor complete all as specified and directed. Note : (a) Small parts like nut, bolt, washer, paint (if required) is deeemd to be included in quoted rate. (b) Spare parts shall be measured and paid separately as 'Supply only'. (c) Taking down & fixing of 'Supply only' spare parts are deemed to be included in quoted rate.

Supply only pump bearing set of two.

Supply only Coupling key.

Supply only rocker

Supply only bush set

Supply only Impeller including fixing screw and seat.

Supply only Shaft and screw.

Supply only Motor winding

Supply only Fan cover and nut

Supply only Fan blade and screw

M&L for dis assembling, transportation, servicing repairing and refixing of 7.5HP 3HP air blower and motor set automatic type with overhauling of piston cylinder system, small spares like fixing nut, bolt etc. and painting of base, pump, motor complete all as specified and directed. Note : (a) Small parts like nut, bolt, washer, paint (if required) is deeemd to be included in quoted rate. (b) Spare parts shall be measured and paid separately as 'Supply only'. (c) Taking down & fixing of 'Supply only' spare parts are deemed to be included in quoted rate.

Supply only Blower wheel.

Supply only Cilencer.

Supply only Propeller blade.

Supply only Blower fan

Supply only Motor winding.

Supply only Shaft and screw.

Supply only Piston ring.

Supply only Bearing.

Supply only Filters set

Supply only Safety cage.

Supply only Blower oil.

M&L for lifting, transportation, servicing /repairing and lowering of submersible pump with motor of capacity 5-7.5 HP automatic type, small spares like fixing nut, bolt etc. and painting of base, pump, motor complete all as specified and directed. Note : (a) Small parts like nut, bolt, washer, paint (if required) is deeemd to be included in quoted rate. (b) Spare parts shall be measured and paid separately as 'Supply only'. (c) Taking down & fixing of 'Supply only' spare parts are deemed to be included in quoted rate.

Supply only Mechanical seal.

Supply only Impeller.

Supply only Cable kit.

Supply only Delivery casing/ Diffuser

Supply only Pump base.

Supply only Upper cover of impeller.

Supply only Impeller nut.

Supply only Oil seals.

Supply only Lower bearing cover/ bracket

Supply only upper bearing cover/ bracket.

Supply only Rotor fitted shaft.

Supply only Winding of motorset.

M&L for change of Bar screen and fine bubble difuser for sewaage separation for following capacity including taking down old one complete all as specified and directed.

STP of capacity 144 KLD

STP of capacity 110 KLD

STP of capacity 350 KLD

M&L for change of lamella plate inside the clarifier zone for fine bubble diffuser at STP of 350 KLD. including taking down old one complete all as specified and directed.

M&L for change of lamella plate inside the clarifier zone for fine bubble diffuser at STP of 144 KLD. including taking down old one complete all as specified and directed.

M&L for change of lamella plate inside the clarifier zone for fine bubble diffuser at STP of 110 KLD. including taking down old one complete all as specified and directed.

Supplying, laying and fixing of cable 4 core 1.5 Sqmm shielded type including cable protection arrangement after taking down old unserviceable cable complete all as specified and directed.

Supplying, laying and fixing of cable 4 core 2.5 Sqmm shielded type including cable protection arrangement after taking down old unserviceable cable complete all as specified and directed.

Supplying, laying and fixing of cable 2 core 1.5 Sqmm shielded type including cable protection arrangement after taking down old unserviceable cable complete all as specified and directed.

M&L for STP bacteria growth activity along with weekly inspection for biological activity and provided food for biological growth of bacteria like cow dung/euria etc as required for STP of any capacity complete all as specified and directed.

Supply only cow dung

M&L for servicing/repairing of Filterpress of size 18''X 18" suitable for pressure of 4-6 Kg /Sq cm hydraulic type including changing of bearing, nozzle, cloth etc so that filterpress can convert efficiently bio degraded sewage to dry cake complete all as specified and directed.

M&L for taking down existing dosing system after disconnecting inlet, outlet and power connection. cleaning inner tanks and repair/ replacement of unserviceable spare partsand re-intstall in the same location complete all as specified and directed. Note : (a) Small parts like nut, bolt, washer, paint (if required) is deeemd to be included in quoted rate. (b) Spare parts shall be measured and paid separately as 'Supply only'. (c) Taking down & fixing of 'Supply only' spare parts are deemed to be included in quoted rate.

Supply only coil 230 volts, 50Hz suitable for RC series dosing pump. (Make:- AQUAFIT/RAMCO)

Supply only Speed knob dosing pump RC 10 complete all as directed. (Make:- AQUAFIT/RAMCO)

Supply only Diaphragm of dosing pump complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only Ring seal Teflon for dosing pump complete all as directed. (Make:- AQUAFIT/RAMCO)

Supply only Ball ceramic complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only Agitator motor 230 volts single phase 50 Hz 120 watts capacity 900 RPM complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only Foot valve assembly suitable for Dosing pump complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only Stroke knob suitable for Dosing pump complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only Pulser assembly suitable for Dosing pump complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only Head PP suitable for Dosing pump complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply only non return valve (NRV) suitable for Dosing pump complete all as directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply and fixing in repair of Pipe line with filter suitable for dosing pump complete all as specified and directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

Supply and fixing in repair of Service tank suitable for dosing pump complete all as specified and directed. (Make:- AQUAFIT(VARIMA)/RAMCO)

M&L for taking down repairing/ making good of chimney and burming chamber of electrical incinerator of capacity 81 KW (Approx size 750mm x 750mm x 2000mm and height of outlet chimney 3000mm) and making the burming chamber crack proof and finishing/ matching the disturb surface along with taking down and repairing following unserviceable items complete all as specified and directed.

Replacement of Incinerator heater of capacity 9 KW each including two Nos. holder made out of robust steel structure complete all as specified and directed.

Repair and finishing ceramic blanket to inside wall complete all as specified and directed.

Repair of panel for 81 KW heater complete all as specified and directed.

M&L for taking down and repair/ servicing of fresh vegetable washing generator and platform including winding of washing generator motor including change of following spare parts complete all as specified and directed. (a) Spare parts shall be measured and paid separately as 'Supply only'. (b) Taking down & fixing of 'Supply only' spare parts are deemed to be included in quoted rate.

Supply only Nozzle

Supply only steel pipe max 1.5m length and 40mm dia for making flatform.

Supply and fixing in repairs of bearing for platform complete all as specified and as directed.

M&L for repairing/ commissioning of panel for operation of submersible pumps, self priming pump, etc. small spares like nuts, bolts, hinges, lock, change of bumed wiring for sewage panels is deemed to be included in quoted rate complete all as specified and directed. (a) Spare parts shall be measured and paid separately as 'Supply only'. (b) Taking down & fixing of 'Supply only' spare parts are deemed to be included in quoted rate.

Supply only MCCB 3 pole, 415 volts, 63Amps 35KA

Supply only Contactor ML-2, 32 Amps, AC 3, 415 Volt, 50 Hz

Supply only Contactor ML-2, 40 Amps, AC 3, 415 Volt, 50 Hz

Supply only Single phase preventer VSP-3 system supply, 240 Volt, 50 Hz

Supply only LED phase indicator lamp (R,Y,B)

Supply only Digital type AC ammeter and voltmeter any type

Supply only MNX series contactor

Supply only Push switch of any description

M&L for unscrewing of nuts and bolts and opening up from side/top of MBBR1, MBBR2 (appx size 5 mtrX1.6 mtrX1.6 mtr each) and tube settler appx size( appx 2x2 Sq mtr top opening and 3 mtr height) including all other structural support/structural part of sewage treat plant including tubes inside for painting. Surface preparing of inner surface (old) and applying one coat of acid resistant paint, surface preparation of outer surface and painting two coats of synthetic enamel paint by spray painting over a coat of red oxide primer of MBBRs, tube settler and other structural part of STP 144 KLD and STP 110 KLD including painting of outer surface iron stair, railing, hand rail pipe line exposed to air all as specified and directed.

M&L for taking down air grid, diffuser and media full of sewage slurry from MBBR1, MBBR2 (appx size 4 mtr X 3 mtr X 3 mtr each) and lamella plate from tube settler appx size (appx 2 X 3 Sq mtr, and 3 mtr height) including all other structural support/structural part of sewage treat plant including cleaning the sewage mud/ slurry by bucket/ vaccumm pump system. Surface preparing of inner surface (old) and applying one coat of acid resistant paint, for STP 350 KLD capacity complete all as specified and directed.

M & L heavy duty load Stain less steel chain suitable to hang Non clog submersible sewage pump of capacity 3.5-7.5 HP with 10-12 mm thick link to sustain the load of 1 quintal complete including taking out old unserviceable safety chain of any type all as specified and directed.

M&L for reusing of usable media after proper washing/ cleaning in MBBRs complete all as specified and directed by the Engr-in-Charge.

M&L for replacement of Media suitable for bacteria grouth all as specified and directed by the Engr-in-Charge.

Supply, install and testing DOL/ ASD submersible pump starter suitable for upto 5HP/3.73KW including taking out/dismantling old unserviceable starter of any type and rating all as specified and directed.

M & L for Collection of Treated Sewage water sample (quarterly) from Sewage Treatment Plants MAP pockets and rctc pocket and carry out following test from Govt Laboratory or any NABL approved laboratory complete all as specified and as directed by Engr-in-Charge. (a) B.O.D. (Biochemical Oxygen Demand) (b) C.O.D. (Chemical Oxygen Demand) (c) T.S.S. (d) Residual free chlorine, mg/ltr (e) PH value, Oil and Grease (f) Total Coli from Organisms per 100 M (MPN) (g) T O C (Total Organic Carbon)

M&L for Desludging of sewage collection sump by taking out sewer slurry using buckets and pulleys of total depth 7.50 mtr including depositing at a distance not exceeding 500 mtr from starting point and taking out serviceable/UNSV non clog pump motor carefully and re-install the same after thorough cleaning, overhauling and servicing including change of defective parts. Also removing of all sewage sludge complete testing and commissioning all as directed by Engr-in-charge. (Note- Maximum storage capacity of sewage sump will be 10000 Gln)

S&F in repairs of butter fly valve of 150 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified

S&F in repairs of butter fly valve of 100 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified.

S&F in repairs of butter fly valve of 80 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified.

S&F in repairs of butter fly valve of 50 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified.

S&F in repairs of butter fly valve of 65 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified.

S&F in repairs of butter fly valve of 40 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified.

S&F in repairs of butter fly valve of 32 mm bore complete with all connecting accessories and confirming to IS 13095 complete all as specified.

S&F of rolled mild steel posts and struts in fencing including embedding in concrete, cutting tops to shape as directed, drilling holes, notching for wire etc including MS flat iron fillets and MS Nut and bolts, (for securing wire meh etc) including all necessary drilling, bolting, welding or riveting etc and similar work conforming fo Fe-410-Gde-E-250 including taking down of old unserviceable posts, struts etc complete all as spcrified and directed.

S&F for mild steel screw bolts (machine made) 11 to 15mm with hexagonal head at one end and screwed the other end, each screw end to be fitted with two washers and one hexagonal or square nut, length of bolts 50mm to 100mm and dia 5mm to 10mm complete all as specified and directed.

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

Fixing only galvanised iron chain link fencing including line wires, any mesh, size and type to any type of standards, rails, staining bolts, etc. and fixed with 10 mm dia MS round bars and straining including provision of binding wire for securing chain link fencing as per relevant IS specification and as approved complete all as specified and directed. (Note: 10 mm dia MS round bar shall be measured and paid separately under Item No.51.00 here-in below as "supply only")

Supply only MS round bars 10mm dia as in line bars or hooking at one end fixed indpendently with chain link fencing or fixed the wire mesh as strengthening bar including welding and binding etc complete all as specified and directed. (Note :- 10mm dia bar shall be used in item No. 50.00 here-in-before )

M&L for applying two coats of weather proof acrylic exterior emulsion paint over one coat of acrylic primer on old decorated plaster or unplastered surfaces after complete removal of existing treatment including preparation of surfaces of wall including necessary form work and scaffolding complete all as specified and directed.

M&L for applying two coats of acrylic emulsion paint over one coat of alkali resistant primer on old decorated internal plastered or unplasterd surfaces after complete removal of existing treatment including preparation of surfaces of wall including necessary form work and scaffolding complete all as specified and directed.

M&L for taking down shutter of apprx size 2.5Sqm to 3.0Sqm and re-fixing after repairing including change of defective parts, nut, bolts, lathing fittings, Anti roll washer, roller barrel, canopy blanket, repair to guide rail, end lock including greesing servising etc. complete all as specified and directed.

De-watering cleaning and maintenance the swimming pool with balancing chamber, washout chamber, clarifiers complete with approved make of pool cleaner upto the satisfaction complete all as specified and directed.

M&L for non skid (joint free) ceramic coloured tiles of 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc set and jointed in neat cement slurry and pointed with white cement mixed with pigment to match with shed of tiles over and including 15mm thick screed bed or beading layer of cement mortar (1:6) for laying floor finishes including dismantling of old unserviceable tiles complete all as specified and directed.

Ditto-all as per Item No.90.00 here-in-before but in skirting/dado/vertical surfaces over and including a backing coat of 10mm thick cement plaster in cement mortar (1:4) complete all as specified and directed.

M&L for cleaning of sewage pump hoses/STP surrounding area by space excavation upto 2 CM depth including removing shrubs, grass, miniplants, small bushes, branches of trees and other unwanted materials/stones etc and levelling max one time in a month for a area complete all as specified and directed.

S&F in repairs of capacitor of any capacity complete all as specified and as directed.

S&F of 80mm dia tubes (medium grade) galvanised iron, with all fittings and fixed complete to walls and ceilings or laid in floors, wall etc (surface or concealed type) after and including taking up or down existing unserviceable steel tubing complete all as specified and directed.

S&F of 40mm dia tubes (medium grade) galvanised iron, with all fittings and fixed complete to walls and ceilings or laid in floors, wall etc (surface or concealed type) after and including taking up or down existing unserviceable steel tubing complete all as specified and directed.

S&F of 25mm dia tubes (medium grade) galvanised iron, with all fittings and fixed complete to walls and ceilings or laid in floors, wall etc (surface or concealed type) after and including taking up or down existing unserviceable steel tubing complete all as specified and directed.

Material and labour for writing letters or figures (Block. Roman, Italic or Indian) n exc. 30 cm high painted with thick paintbso that stand out boldly and solidly with out showing signs of brush marks complete all as specified and directed.

Supply, lowering, assembling and fixing in position 25 mm dia, ERW. Heavy duty, MS black pipe of 6.35 mm wall thickness, plain ended arc welding each joints including taking down old unserviceable pipe complete all as specified and directed

Supply, lowering, assembling and fixing in position 32 mm dia, ERW. Heavy duty, MS black pipe of 6.35 mm wall thickness, plain ended arc welding each joints including taking down old unserviceable pipe complete all as specified and directed.

Supply, lowering, assembling and fixing in position 40 mm dia, ERW. Heavy duty, MS black pipe of 6.35 mm wall thickness, plain ended arc welding each joints including taking down old unserviceable pipe complete all as specified and directed.

Supply, lowering, assembling and fixing in position 50 mm dia, ERW. Heavy duty, MS black pipe of 6.35 mm wall thickness, plain ended arc welding each joints including taking down old unserviceable pipe complete all as specified and directed

Supply, lowering, assembling and fixing in position 65 mm dia, ERW. Heavy duty, MS black pipe of 6.35 mm wall thickness, plain ended arc welding each joints including taking down old unserviceable pipe complete all as specified and directed.

Taking down existing rusted/worn out MS cross arm, angle, clamps, nuts, bolts,plates and washers and supply and fixing new MS Cross arms, bracings, supports, clamp,plates and back plates fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot drilling holes for bolts in any type, shape or as indicated and directed inclusive of one coat of red oxide and one coat of aluminium paint complete all as specified and directed by Engr in charge.

S&F of 1000 Ltr capacity rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) multi layer, (three layer) ISI Marked hoisted and fixed in position with cover of tank with its locking arrangement, making hole for inlet, outlet and overflow connection with and including 20mm dia ball valve high pressure of PTMT (minimum weight 210 gms) including dismantling / taking down old unserviceable PVC water tank, ball valve etc complete all as specified in SSR Part-I and directed.

M&L for 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.

M&L for applying two coats of synthetic enamel paint (1st grade quality) over a coat of red oxide chrome primer after complete removal of existing old steel surfaces and preparation of steel surfaces of any description over 10 cm girth or width complete all as specified and directed.

M&L for earthing with glavanised steel earth plate electrode of size 60cmX60cmX6mm thick buried directly in ground (earth pit not less than 2.25 m deep below the ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to the galvanised earth lead by means of bolts, nuts, check nuts and washers with galvanised iron strips of size 32 x 6 as earthing lead as shown in electrical plate No.3 of SSR Part-I connected to earthing test point all specified or indicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC (1:3:6) type C-1 using 20mm graded stone aggregate pit, funnel, 20mm dia GI medium grade watering pipe , 40mm dia GI medium grade earth lead protection pipe and pre-cast earth pit cover 50mm thick made of RCC (1:1.5:3) type A-1 duly reinforced with 8mm dia TMT bar @150c/c both ways, one lifting handle made out of 10mm dia TMT bar 250 mm long embedded in cover slab and cover, wire, copper lugs etc mesh, charcoal and common salt in alternate layer of 15 cm thick including taking down old unserviceable earthing complete all as specified and directed. (Note: Galvanised iron strip of size 32x6mm upto 7.5m long including testing is deemed to be included with quoted rate).

PIONEER TRADING (BID ID -3473250)

M/S. RISING ENTERPRISE (BID ID -3473275)

S S ENTERPRISE (BID ID -3473161)

KOLAY CONSTRUCTION (BID ID -3473476)

B N ENTERPRISE (BID ID -3473571)

RAJ TRANCON (BID ID -3473053)