CERTAIN ADDN/ALTN IN THE FIRST FLOOR DH TO UPGRADE THE DATA CENTRE IN TECH AREA AT CVRDE AVADI

Amount

M&L for providing and fixing exposed metal frame ceiling with calcium silicate board of siliceous and calcareous material reinforced with cellulose fibre for fixing in 600 mm x 600mm grid as per manufacture's instructions with powder coated aluminium snap grid frame work for false ceiling size of grid 605 x 605 mm with including 6mm dia GI adjusting rod upto 600mm length fixed to RCC roof slabs by means of ceiling cleats/dash fastners with GI flat 40 x 3mm size 60mm long and expansion hold fasteners 12.5mm dia. 40mm long complete all as specified and as directed.

Dismantling boarding of any description fixed in any position with nails. complete all as specified and as directed.

M&L for Brick work with sub class 'B' bricks straight or curved on plan exc 6m mean radius in half brick thik wall built in CM 1:4 complete all as specified and as directed.

M&L for 15 mm thick cement plaster in CM 1:6 on internal surfaces of concrete/ brick masonry surface and finished the surfaces even and smooth without using extra cement all as specified and as directed.

M&L for preparation and appying two coats of oil emulsion distemper over a coat of 2mm thick putty on newly plastered surfaces all as specified and as directed by Engr-in-Charge.

M&L for TMT steel bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns/beams/chajja, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips.complete all as specified and as directed

All as per item No 06 here and above but 5mm and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified and as directed

M&L for Reinforced cement concregte 1:2:4 type B1 ( using 20 mm graded stone aggregate) as in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, complete all as specified and as directed

M&L for Formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressum-mers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc.complete all as specified and as directed

Taking down Chowkhats or frames exc 1.5 sqm but n exc 4 sqm with shutters (without taking off shutters from the frame) each complete all as specified and as directed

Taking down Chowkhats or frames n.exc 1.5 sqm with shutters (without taking off shutters from the frame) each complete all as specified and as directed

M&L for 2nd class HW plain solid straight chowkhat and frames, wrought, framed rebated on the solid rounded or chamfered put together with glue pinned at joints complete all as specified and as directed

S&F of 35 mm thick flush shutters, solid core construction, with block board core and plywood face panels, commercial type on both sides complete all as specified and as directed

M&L for preparation of new wood surface and applying 2 coats of synthetic enamel paints over a coat of pink primer complete all as specified and as directed

S&F mild steel Butt hinges,100 mm, medium weight, cold rolled steel, and fixed complete all as specified and as directed

S&F 25 x 5 mm flat iron for hold fast confirming to Fe-290 Gde E-165 etc complete all as specified and as directed

S&F 300mm long aluminium anoised sliding door bolt with hasp and staple (Bolt type) and fixing clips of sheet cast or extruded section and fixing bolt and sliding bolts of external section or cast alumnium aloy and flexed complete all as specified and as directed

S&F 200mm Aluminium anodized barrel tower bolts of extruded section and fixed complete all as specified and as directed

S&F Aluminium handle cast type anodized of size 150mm long.complete all as specified and as directed

S&F powder coated aluminium sliding window and ventilator shutters, without sash bars, aluminium sections weighing 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, aluminium snap beading, screws,powder coated aluminium fittings complete all as specified.

S&F Alumnium powder coated sections made out of hallow/solid extruded aluminium section (minimum thickness of powder coating 50 micron) for openable windows/sliding windows/ventilators/door shutter with all types of windows, doors & Ventilators frames with one or more rebates including joining cleats, beads for fixing etc complete all as specified and as directed & approved by Engineer-in-Charge. (glass/wiremesh shall be measured and paid separately).

S&F 4 mm thick ordinary glass fixed with glazing clip, rubber beading /gasket in squares in each pane all as specified and as directed by Engineer-in-Charge.

Taking down carefully point wiring with aluminium conductor from surface conduit/concealed conduit for light, fan, socket, power socket etc complete removing the material from site and making good disturbed surfaces of walls, floors, ceilings etc all as specified and as directed.

M&L for Point wiring with PVC insulated, FRLS PVC unsheathed, two single core, stranded, copper conductor cable 1.5 Sqmm size, 1100V grade, drawn into and including concealed/surface rigid non-metallic PVC conduit not less than 20mm wide, ISI marked with 1.5 Sqmm unsheathed, stranded copper FRLS cable for continuous earth wire, metal terminal boxes &modular cover plates all as specified & directed for the folowing :-

One light/Fan controlled by one switch

One point for socket outlet 5 amp independent board

One point for socket outlet 5 amp same board

One 3/5 pin 15 amp socket outlet point controlled by one switch using 2.5 sqmm copper conductor FRLS cable with continuous earth wire of 2.5 sqmm copper conductor FRLS cable on independent board

All as per item No 24 here in before but for PVC insulated FRLS copper conductor of size 4.0 sqmm for switch socket multipurpose AC metal clad point including provision of 4 Sqmm PVC insulated FRLS copper conductor cable as earth continuity conductor on independent board

S&F modular switch piano flush type, 6 amps, 230V AC,single pole, one way. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

S&F modular switch piano flush type 16 amps, 230V AC single pole one way. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

S&F modular socket out let multipurpose suitable for 2/3 pin 6 amp flush type. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

S&F modular socket out let 2 in 1, 3/6 pin 6 and 16 amp flush type. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

S&F Modular step type regulator, 120 W-2 module for fan etc complete all as specified. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

S&F ceiling rose, surface type, bakelite 65x50mm three terminal. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

Supply and fix (in replacement) sheet metal enclosure with socket plug top, single phase and neutral enclosure with two pin and earth plug complete with one single pole 20 Amps MCB for AC's all as specified and directed. Make: ANCHOR ROMA/SIEMENS/ LEGRAND/L&T /INDO ASIAN/SCHNEIDER /HAVELLS.

Taking down carefully MCB DBs/MCCB DBs with MCBs/MCCBs of any type any size all as directed.

Supply and fixing 100 Amp TPN 415V 10KA 'C' curve miniature circuit breaker (MCB) of and current carrying capacity in the DB complete with connection testing and commissioning. Make: ABB/SIEMENS/ LEGRAND/L&T /C&S/SCHNEIDER /HAVELLS.

Supply and fixing 6 to 32 amp rating 240V, 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the MCB DB complete with connection testing and commissioning.Make: ABB/SIEMENS/ LEGRAND/L&T /C&S/SCHNEIDER /HAVELLS.

Supply and fixing 16 to 32 amp rating 415V, 10KA 'B' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the MCB DB complete with connection testing and commissioning.. Make: ABB/SIEMENS/ LEGRAND/L&T /C&S/SCHNEIDER /HAVELLS.

Supply and fix (in replacement) sheet metal enclosure with socket plug top, triple pole and earth enclosure with three pin and earth plug with socket complete with one triple pole 32 Amps MCB for Industrial purpose all as specified and directed. Make: ABB/SIEMENS/ LEGRAND/L&T /C&S/SCHNEIDER /HAVELLS.

Taking down the sub main wiring/ UG cable of any size from the wall / roof / ceiling and removing from the site and making good disturbed surface all as directed.

M&L for submain wiring complete with 4x 6 Sqmm + 1 x 6 Sqmm earth wire PVC insulated and unsheathed cable with multistranded copper conductor in PVC conduit ISI marked ,conceled / surface for Industrial socket as specified and directed. ( for Main DB to Sub DBs ) . Note : 5 Runs of PVC copper cable of size 6 sqmm and 1 Run of PVC conduit will be measured as one run.

M&L for submain wiring complete with 4 x 25 Sqmm + 1 x 16.0 Sqmm earth wire PVC insulated and unsheathed cable with multistranded copper conductor in PVC conduit ISI marked ,conceled in surface as specified and directed. ( for Main DB to Sub DBs ) . Note : 4 Runs of PVC copper cable of size 25 sqmm and 1 Run of 16.0 sqmm PVC copper cable and 1 Run of PVC conduit will be measured as one run.

M&L for lay/ fix cable XLPE insulated PVC bedded, galvanized steel strip or wire armoured electric power cable (heavy duty) 1100 volts grade with glanded aluminium conductor of size 3.5C x 50 sqmm on wall/ ceilng/ trench including fixing arrangements complete all as dirrected. Make: UNIVERSAL/CCI/GLOSTER/KEI/ HAVELLS.

M&L for lay/ fix cable XLPE insulated PVC bedded, galvanized steel strip or wire armoured electric power cable (heavy duty) 1100 volts grade with glanded aluminium conductor of size 3.5C x 120 sqmm on wall/ ceilng/ trench including fixing arrangements complete all as dirrected. Make: UNIVERSAL/CCI/GLOSTER/KEI/ HAVELLS.

Supply and fixing LED luminaire 2X2 feet, 35/34 watt, 220 V AC recessed type with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for roof ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete. Make: WIPRO/ PHILIPS/CROMPTON GREAVES/BAJAJ /HAVELLS - Cat part - PLANO 2X2.

S&F (in replacement) Sheet metal enclosure powder coated double door in flush fixed position suitable for MCB DB TPN 12 way 415 volts, 50 HZ with 200 Amps rated copper bus bar all as directed. Make: ABB/SIEMENS/ LEGRAND/L&T /C&S/SCHNEIDER /HAVELLS.

M & L for earthing complete with galvanised steel earth plate electrode 60cmx60cmx 6.3mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised earth lead wire 4.0mm dia 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 all as specified or indicated including testing on completion, complete all as specified and as directed by the Engineer-in-Charge

S&F earth continuity conductor 4mm dia or main earthing lead fixed to wall on battern or chases or burried in ground or drawn in conduit etc.complete all as specified and as directed by the Engineer-in-Charge

S&F of RCCBs for earth leakage protection 4P, 100mA, 63A. Make: ABB/SIEMENS/ LEGRAND/L&T /C&S/SCHNEIDER /HAVELLS.

M&L for steel water tubing light grade galvanised with all fittings for cross the earthing strip in wall/floor/ trench of size 50mm bore complete all as specified and as directed.

S&F MS/GI poweder coated perforated type cable tray of size 150mm widthx50mm height 1.2mm thickness incl bolts/nuts/screws etc with suitable supports on wall/roof for fixing incl taking out cable tray any type , size complete all as specifed and as directed.

M&L for fabrication, testing and commissioning of factory made powder coated LT panel board (main) made out of CRCA sheet 2.0 mm thick indoor type totally enclosed with front opening hinged doors floor mounted , weather and water proof electrolytic aluminium bus bar with half neutral with insulators suitable for 3 phase 4 wire LT AC, 50HZ, 450 volts, 300 Amps, capacity complete with necessary locking arrangement incl internal electric connections necessary pedestal arrangements(Steel/ Concrete as per manufacturer design) as required and provision of the following: (a) MCCB 4pole, microprocessor release 200Amps 50KA (Main incoming)-01 No (b) MCCB 4 pole 100 amps 36KA (Out going) - 02 Nos (c) MCCB 4 pole 63 amps 25KA (Out going) - 01 Nos (d) RCCB with over load and short circuit, rating 30mA, 40A - 01No (e) Digital panel meter for Amp, Volt, KWH, Power factor and other parameter etc.

M&L for disconnecting the splt AC 1.5/ 2.0 ton capacity and shifting to new data centre location and fix the same complete with necessary bracket, copper pipes , insulation materials, copper cables, gas top up if necessary and testing it complete all as directed.

M&L for disconnecting the cables from UPS Schneider make MGP Glasxy 5000 type and shifting to new data centre and reconnect all cables and testing the UPS compete all as directed.

M&L for disconnecting the cables from battery bank 16 Nos bty type and shifting to new data centre and reconnect all cables compete all as directed.

Dismantling of ceiling fan/ wall mounting fan/ exhaust fan and painting the same with with one or more coats of spray painting with synthetic enamel paint of approved brand and manufacture to give an even shade, including cleaning of surface with detergent and replacing the damaged rubber reel, nuts and bolts with washers and safety pins, reinstalling the same as required.

S &F Detectors Complying with and type certified to EN - 45 Addressable type smoke detector Photoelectric /Optical with base with self built intelligence as per IS: 11360. Make: SIMPLEX/EDWADS/ HONEYWELL/NOTIFIER(SIEMENS)

S&F Addressable type heat detector with base with rate of rise cum fixed temperature as per lS:2175. Make: SIMPLEX/EDWADS/ HONEYWELL/NOTIFIER(SIEMENS)

S&F Fire alarm control panel complying with BSEN 54 Single loop panel of capacity from 99 detectors & 99 modules upto 200 detector and modules. Make: SIMPLEX/EDWADS/ HONEYWELL/NOTIFIER(SIEMENS)

Supplying &laying of 2x1.5 sqmm fire alarm armoured cable, 600/1000V rated with annealed copper conductor having XLPE insulation, steel wire armouring & FRLS outer sheath complete as required in and through PVC conduit pipe with accessories.

D Subramani and Sons