Establishment of RO Plant at DSC CTH Area located at Malleshpalya in HAL Bangalore

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Experience of having successfully completed similar works during last 7 years ending on the previous day of submission of tender [Work experience certificate may be uploaded] (i) THREE similar completed works each costing not less than the amount equal to 40% of the estimated cost. (ii) TWO similar completed works each costing not less than the amount equal to 50% of the estimated cost. (iii) ONE similar completed work each costing not less than the amount equal to 80% of Amount put to the tender.

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DECLARATION I

DECLARATION II

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Specification

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead, etc., all complete as directed by Engineer-in-Charge. [Nominal concrete 1:3:6 or richer mix including equivalent design mix]

Dismantling GS roofing sheet including ridges, hips, valleys and gutters, etc., and stacking the material within 50 metres lead, etc., all complete as directed by Engineer-in-Charge.

Dismantling steel work in built up sections in angles, tees, flats and channels including all gusset plates, bolts, nuts, cutting rivets, welding etc. including dismembering and stacking within 50 metres lead, etc., all complete as directed by Engineer-in-Charge.

Earth work by mechinical / manual means in rough excavation in all kinds of soil, banking excavated earth in layers not exceeding 20cm in depth, breaking clods, watering, rolling each layer with ½ tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead upto 50 m and for all lift, etc., all complete as directed by Engineer-in-Charge.

Providing and laying Cement Concrete 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40mm nominal size derived from natural sources, etc., all complete as directed by Engineer-in-Charge.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : Cement mortar 1:6 (1 cement : 6 coarse sand, etc., all complete as directed by the Engineer-in-Charge.

Supplying, mixing and placing plain cement concrete (1:2:4) of required thickness using 20mm nominal size down graded hard stone / granite aggregate in accordance with IS 456 in posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, plinth area, etc., including formwork, mechanical mixing, transporting, vibrating, consolidation, levelling, curing, dewatering if any, all materials, labour, lead & lift, tools, plant &machinery, keeping concrete well wetted during the curing period and protecting it in extreme weather conditions, etc., but excluding the cost of centering, shuttering and finishing, etc., all complete as directed by Engineer-in-Charge.

Providing and laying 62mm thick cement concrete flooring with concrete hardener topping, under layer 50mm thick cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) and top layer 12mm thick cement hardener consisting of mix 1:2 (1 cement hardener mix : 2 graded stone aggregate, 6mm nominal size) by volume, hardening compound mixed @ 2 litre per 50 kg of cement or as per manufacture’s specifications. This includes cost of cement slurry, but excluding the cost of nosing of steps, etc., all complete as directed by Engineer-in-Charge.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, etc., all complete as directed by Engineer-in-Charge.

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : 13.62.1 Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture, etc., all complete as directed by Engineer-in-Charge.

Providing and laying factory made Precast concrete solid blocks of 200mm thickness of grade M10 made of C&D waste from approved manufacturer in foundation and plinth in Cement mortar 1:6 (1 cement : 6 coarse sand), etc., all complete as directed by Engineer-in-Charge.

Plastering with 15mm thick cement plaster on the rough side of single or half brick wall of mix 1:4 (1 cement: 4 fine sand), etc., all complete as directed by Engineer-in-Charge.

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections / appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber / neoprene gasket, etc., Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / panelling, CP brass / stainless steel screws, etc., all complete as per architectural drawings and the directions of Engineer-in-Charge. (Glazing, paneling and dash fasteners to be paid for separately. Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

Providing and fixing anodised aluminium grill (anodised transparent or dyed to required shade according to IS: 1868 with minimum anodic coating of grade AC 15) of approved design / pattern, with approved standard section and fixed to the existing window frame with CP brass / stainless steel screws @ 200mm centre to centre, including cutting the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening, etc., all complete as per requirement and direction of Engineer-in-Charge. (Only weight of grill to be measured for payment)

Providing valleys of 90cm wide overall in plain GS sheet fixed with polymer coated J or L hooks, bolts and nuts 8mm dia GI limpet and bitumen washers, 60mm thick with zinc coating not less than 350 gm/m², etc., all complete as directed by Engineer-in-Charge.

Supplying and providing priming coats with primer of approved brand and manufacture with water thinnable cement primer on wall surface having low VOC less than 50 grms / litre, etc., all complete as directed by Engineer-in-Charge.

Providing and applying white cement based putty of average thickness 1mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth, etc., all complete as directed by Engineer-in-Charge.

Supplying and providing Two coats of wall painting with premium acrylic emulsion paint of interior grade having VOC content less than 50 grams / liter of apporved brnad and make including applying of additonal coats wherever required to achieve even shade and colour, etc., all complete as directed by Engineer-in-Charge.

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade to New work (Two or more coats applied @ 1.43 ltr/10 Sq m over and including priming coat of exterior primer applied @ 0.90 litre/10 Sq m), etc., all complete as directed by Engineer-in-Charge.

Providing and fixing GI chain link fabric fencing of required width in mesh size [25 x 25]mm made of GI wire of dia 3mm including strengthening with 2mm dia wire or nuts, bolts and washers as required, etc., all complete as directed by Engineer-in-Charge.

Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road / vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening / binding material to fill up interstices of coarse aggregate, watering and compacting to the required density, etc., all complete as directed by Engineer-in-Charge.

Providing and fixing Extrenal exposed Chlorinated Polyvinyl Chloride (CPVC) pipes of 50mm dia, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints, etc., all complete as directed by Engineer-in-Charge.

Rupees Three Lakh Fifty Two Thousand Nine Hundred Eighty Five and Eleven Paise Only

Supplying and fixing following way, horizontal type three pole and neutral, sheet steel, MCB distribution board, 415 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc., as required. (But without MCB/RCCB/Isolator) as per CPWD.

4 Way (4+12), Double door MCB DB

40-63 amps. ratings, FP MCB, "C" curve, 10 KA breaking capacity.

Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Supplying and fixing 5 A to 32 A rating, Single Pole,240 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc.

Supply, installation, testing and commissioning of DOL starter for minimum 10 HP, AC 3duty 415V, 50Hz, 3ph motor. The starter shall be with sufficient auxiliary contacts for remote ON/OFF indication lamps, suitable rating bi-metallic thermal overload relay , ON/OFF push buttons suitably wired and interconnected with 2.5 Sq.mm single stranded PVC copper wires, etc. complete in all respects as directed by Engineer-in-charge.

Supply, installation, testing and commissioning of Fully Automatic star delta starter suitable for 13kW on wall, AC 3duty 415V, 50Hz, 3ph motor. The starter shall be with sufficient auxiliary contacts for remote ON/OFF indication lamps, suitable rating bi-metallic thermal overload relay , ON/OFF push buttons suitably wired and interconnected with 2.5 Sq.mm single stranded PVC copper wires, etc. complete in all respects as directed by Engineer-in-charge.

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS/HFFR PVC insulated copper conductor single core cable in surface/recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm FRLS/HFFR PVC insulated copper conductor single core cable etc. as required.(Group B wiring)

Wiring to single light point/Fan point controlled by 1 No 6A, 250V gr. flush type modular SP switch complete in all respects.(Group B wiring)

Supplying and fixing following suitable size GI/PVC Box with modular plate and cover on front on surface or in recess, including providing and fixing 6 pin 5/6A modular socket outlet and 15/16 A modular switch, connections etc., as required.

Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed PVC conduit as required.

2 x 2.5 sq. mm + 1 x 2.5 sq. mm earth wire(DB to switch box)

2 x 4 sq. mm + 1 x 4 sq. mm earth wire(For 6A & 16A Sockets)

Supplying and fixing of following sizes of medium class 20mm PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required.

20MM PVC Conduit

Supply & laying in the already excavated cable trench/cable tray/fixing on wall/duct wall with necessary M.S clamps / encasing in pipes etc., testing & commissioning of following size XLPE insulated Aluminium (Al) /Copper (cu) conductor 1.1 KV grade confirming to IS: 7098 ( part-I)/1998 with upto date amendment earthed Armoured (Arm)/ Un Armoured (Arm) U.G cables and as per technical specification including stacking at site, proper storage complete etc. as required. (Note:- Excavation, sand & Brick Protection, concrete cutting, reconcreting, casing pipes will be measured separately.)

3.5CX 35 Sqmm Aluminium armoured conductor

3C x 2.5 Sqmm Cu UnArmoured LT control including necessary lugs & terminals etc., complete in all respects

3C x 4 Sqmm Cu Un Armoured LT cable including necessary lugs & terminals etc., complete in all respects

3C x 6 Sqmm Cu UnArmoured LT cable including necessary lugs & terminals etc., complete in all respects

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required

3.5C X35 Sqmm Al Arm LT Cable End Joint

Earthing

Supply, providing and Fixing Cast Iron Pipe earth station confirming to IS 3043 complete with 2750mm long, 100 mm Inner Dia(ID),13mm thickness CI Pipe, with 2 part clamp made out of G I flat 50 x 6 mm continuously welded around the pipe using cast iron welding electrodes as per drawing. The cost also incudes excavation for earth pit, providing & laying homogenous mixture of charcoal lumps, salt & sand all around the pipe as per specification, supplying and fixing of RCC Collar of size 450 mm dia, 450 mm height and 50 mm thick over Cement concrete base of minimum size 150mm width & 100mm thick all around below collar shall be provided using 1:2:6 CC after necessary excavation, refilling of soil, consolidating, ramming, leveling of soil etc., supplying & fixing the label board(MS Plate of size 300mmx200mmX2mm) welding to the electrode complete as per specification, std drawing, instructions of EIC.

Supplying & laying 25 mm X 5 mm GI strip at 0.50 metre below ground/on cable trays as strip earth electrode, including connection/terminating with G.I nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of GI nut bolt & spring washer spaced at 50mm)

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan). Including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil & refilling the same soil and disposal of surplus excavated soil as directed, with in a lead of 50m.

Demolishing Cement Concrete manually/machanical means including disposal of material within 50 metres lead as per direction of Engineer in charge

Providing 1:2:4 Cement Concreter using 20mm graded aggregate including curing etc., complete as directed by the Engineer-in-charge.

Design, Fabrication, Supply and fixing/grouting in wall/ceiling of suitable size MS angle iron supports/ flat/ brackets for cable tray supports, as per site requirement and painting the same with two coats of synthetic enamel paint over a coat of zinc chromite primer complete in all respects and as directed by EIC/OIC.

Supply and laying of 50mm dia, PE-100, PN8 ISI marked HDPE pipe confirming to IS 4984:19955 including suitable jointing using welding as required in the excavated trench/duct/at road crossings for encasing cables complete in all respect as directed by Engineer-in-charge.

Rupees One Lakh Thirty Two Thousand Nine Hundred Thirty Nine and Forty Four Paise Only

Rupees Four Lakh Eighty Five Thousand Nine Hundred Twenty Four and Fifty Five Paise Only

Approximate Amount Put to Tender

Rupees Eighty Seven Thousand Four Hundred Sixty Six and Forty Two Paise Only

Rupees Five Lakh Seventy Three Thousand Three Hundred Ninety and Ninety Seven Paise Only