CWE/CHM(U)-50/2025-26 AUGMENTATION OF POWER SUPPLY, PROVN OF FIRE DETECTION AND ALARM SYSTEM, PROVN OF 2 X 2 TON AC FOR DATAWALL, EST OF JAOCC AND OTHER CONNECTED WORKS AT P-899 UNDER GE (U) CHANDIMANDIR AT CHANDIMANDIR MIL STN

Amount

Supply, installation, testing and commissioning of 3 Way Ring Main Unit 11 KV, 630 Amps, 21 KA for 3 sec, SF6 insulated, one side extensible, outdoor, heavy duty 3 way, completely motorized as well as manually operated in combination of 2 No LBS as Incommer and 1 No VCB as outgoing alongwith bus PT metering module, consisting of copper busbar in SF6 insulated 304 (Non-Ferrite Non-Magnetic Grade) stainless steel enclosure of thickness 2.5 mm with manometer fixed, with series trip, self-powered microprocessor based numerical over current relay (IDMTL+Inst.) with Modbus protocol compliant RS485 port for overload/ earth fault/ Transformer protection & short circuit protection in each VCB feeder. The breaker shall have mechanical ON / OFF indicator with hand trip device and spring charging, spring release coil, auxiliary switch of 2 NO +2NC. The HV switchgear and control gear should be confirming to IEC-62271-100, contd..

Contd.. IEC-62271-200-2003 & IEC-60694-1996. The RMU should be internal arc tested for 21 KA for 1 second with IAC-AFL classification for gas tank and gas to be released from the rear top or rear bottom from operator end. The complete RMU along with cable chamber to be put to an outdoor enclosure to have ingress protection of minimum IP54. Each feeder should have voltage presence indicator. RMU Should have 01 no manometer for each tank and the followings:-

[a] For each VCB - Vacuum circuit breaker module with vaccum circuit breaker 12 KV 630 amps, three position isolator/ earthing switch, bus bars, interlocking, earth bar and stored spring energy mechanism with and including the followings:- [i] 1 no. microprocessor based self powered numerical relay with over Current/ earth fault & short circuit protection with each VCB feeder. [ii] 3 Nos. Protection ring core CTs of Burden 2.5 VA, ratio 100-50/1A, Class of Accuracy class 5P10 of IS 2705-part III 1992 for O/C and E/F protection for each VCB. [iii] Right angle boots for all the feeder Modules [iv] Mechanism for manual and motorised operation. [v] Cable cover standard for interlocking. [vi] Cable bushing interface C (400 bolted), 630 A, at site replaceable type

[vii] Aux switch for VCB connected position 2NO + 2NC. [viii] Aux switch for disconnected position 2NO + 2NC [ix] Capacitive voltage indication fixed type VPIS 6-12 KV [x] Cable support bars, standard for one way unit. [xi] Aux switch for earth switch position 2NO + 2NC [xii] 3 Nos. metering CTs of Burden 2.5VA, ratio 100-50/1A, Class of Accuracy 0.5 for MFM in each VCB Module. (for incoming VCBs only) and 1 No digital trivector meter for each incoming VCBs only. [b] BUS PT metering module - Air insulated metering module 12 KV 630 amps with and including the following:- [i] 3 Nos 12 KV single phase epoxy cast resin voltage transformer ratio - 12/rt3/110V/rt3, 50 VA burden and accuracy class 0.5. [ii] Battery and charger of 24 V DC for all module motorized operation. [iii] Indicator lamps for R Y B phase indication.

Note - 1. RMU shall be installed on a suitable PCC 1:2:4 type B-1 (using 20 mm graded stone aggregates) foundation as per manufacturer's instructions and unit rate quoted shall be deemed to include the cost of the same. 2. 230V single phase electric supply shall be available at site within a radius of 100 Meter. 3. Required cable/MCB etc of suitable size for connection shall be arranged by the contrator at his own cost.

Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth and not exceeding 10 sqm on plan for foundation etc or for laying pipe lines and cables etc and getting out in any type of soil complete all as specified and as directed by Engineer-in-Charge.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick each complete all as specified and as directed by Engineer-in-Charge.

Removing excavated soil to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed by Engineer-in-Charge.

Supplying and laying un-reinforced precast concrete cable cover, class HV, type-1 flat, size 300 mm x 180 mm x 40 mm complete all as specified and as directed by Engineer-in-Charge.

M&L for Sand cushioning to UG cable 8 cm thick before laying the cable and 15 cm above the cable as specified in SSR to under ground cable including punning down of sand in layer complete all as specified and as directed by Engineer-in-charge. Note: (i) Consolidated/ Punned sand thickness shall be considered for purpose of payment. (ii) Sand shall be same as specified for plastering work.

S&F in trenches, ducts or fixing along the poles or passing through pipes or laid under floors etc and testing XLPE insulated, screened PVC bedded, galvanised steel strip armoured, heavy duty HT power cables, ISI marked with aluminium conductor, 11000 volts grade, cross sectional area 95 sqmm 3 core, 11 KV earthed, complete all as specified and as directed by Engineer-in-Charge.

S&F HT heat shrinkable type Cable Jointing Kit, outdoor end termination, suitable for 11 KV (Earthed) grade XLPE cable of size 95 Sqmm, 3 core complete all as specified and as directed by Engineer-in-Charge.

S&F HT heat shrinkable type Cable Jointing Kit, indoor end termination, suitable for 11 KV (Earthed) grade XLPE cable of size 95 Sqmm, 3 core complete all as specified and as directed by Engineer-in-Charge.

Earthing with copper earth plate 600 mm x 600 mm x 3.00 mm thick, burried directly in ground (earth pit not less than 2.25 metre deep below normal ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to copper earth strip 20 x 3 mm by means of bolts, nuts check nuts and washers of galvanized iron or steel with protection pipe of GI, light grade, 40 mm bore, watering pipe 20 mm bore of GI medium grade, earth plate surrounded by alternate layer of coal dust and common salt 15 cm thick each layer all as per electrical plate No 3 of SSR Part-I and connected to earthing test point all as specified or indicated and testing on completion including funnel with wire mesh, earthing chamber with PCC 1:2:4 type B-1 (using 20 mm graded stone aggregates), 80 mm thick precast RCC (1:1.5:3) type A-1 cover duly reinforced with XPM (weight not less than 3 kg/sqm) and frame including all excavation and earth work etc. complete all as specified and as directed by Engineer-in-Charge.

Note : 1. Earth chamber shall be constructed at least 1.50 metre away from the top of earth electrode, the earth pit and pipe for watering shall be provided in slanting manner. 2. Cost of copper strip & GI protection pipe of upto 7.5 metre length shall deemed to be included in the quoted rate of item.

Supply, installation, testing and commissioning of 300 KVA three phase copper wound automatic voltage stabilizer conforming to IS with and including following components and specifications/ features: (a) Input Voltage - 300 to 480 (Phase-Phase). (b) Output Voltage - 415 volt +/- 1.0% (phase-Phase). (c) Frequency - 50 Hz (d) Capacity overload- 20% overload for one hour (e) Protection- Overload and short circuit through micro processor based MCCB. (f) Outdoor type - IP-55 certification required. (g) Unbalanced type. (h) Suitable for all power factor. (j) Cooling shall be ONAN. (k) Efficiency shall be more than 95% (l) Adequate size of stabilizer made out of heavy duty steel. (m) Speed of correction more than 8 volts per second for single phase voltage and 15 volt per second for phase to phase voltage.

(n) No distoration in wave form. (o) Response time not exceeding 20 mili second. (p) Sensitivity (+/-) 1%. (q) Type of load - three phase unbalance type. (r) Digital display voltmeter/ Ammeter. (s) By pass arrangement in case of emergency. (t) Single phase sequence change protection. (u) Suitable capacity of AC synchronous motor.

(aa) Uni-directional roller wheels for easy portability. (ab) Cooling tube/ radiators for cooling of oil. (ac) Lifting lugs for lifting. (ad) Oil level guage. (ae) First filling of new transformer oil as per IS-335, filtered and tested for die electric strength not less than 40 KV at 2.00 mm gap between testing electrode. Note: Motor stabilizer shall be copper wound comprising of above elements/ parts with first filling of transformer oil as per IS upto appropriate level to be filled by the contractor and rates shall be deemed to be included in the quoted rate of this item.

S&F in trenches, ducts or fixing along the poles or passing through pipes or laid under floors etc and testing LT cable, XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty), 1100 Volts grade with stranded aluminium conductor of size 400 sqmm 3.5 core complete all as specified and as directed by Engineer-in-Charge.

Supplying and laying synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 KV for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing portable fire extinguisher cylinder, 5 Kg capacity with dry powder mono ammonium phosphate, 4 metre jet range, ISI marked with hydraulic test pressure of 30 Kg f/cm square with ABC test complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing of ACP router cutting board of specified size with ACP sheet indobond with acrylic sheet of 3 mm thickness with Acrylic logo and text on UV print be fixed on sunboard and covered on back side with plain flex The Board include LED module power supply required for satisfactory illumination of the Board including frame of MS Pipe of size 1"x1" @ 8kg/20ft of specified size as directed by engineer in charge

Supply and fixing Electric Shock Treatment chart for 11 KV Substation as per IEC complete all as specified and as directed by Engineer-in-Charge.

Supply and installation of Retro Reflective Sign Boards for electrical installation of size 4 feet x 5 feet (print area) as per the following specifications:- (a) Post (pillar type) 55 mm dia, 2 mm thickness, SS 304 grade, 9.5 feet long - 02 Nos fittted with MS base plate 150 mm x 150 mm x 5 mm thickness at the bottom and 50 mm dia SS half balls on the top. (b) Pipe for print area frame using 32 mm dia 1.2 mm thickness SS 304 Grade pipe and 06 Nos connecting pipes of 50 mm length. (c) SS rivetted strip 2 mm thickness and size 30 mm length & 25 mm width- 16 Nos. (d) 3 mm thick ACP sheet (aluminium composite sheet) of size 4 feet x 5 feet along with 1 mm thickness retro reflective material for approved colour and writing work in capital letters and numbers on both sides of ACP sheet all as specified and directed. (e) PCC 1:2:4 type B-1 block of size 300 mm x 300 mm x 450 mm- 02 Nos for grouting of sign board including earth work complete all as specified and as directed by Engineer-in-Charge.

Taking down copper/ aluminium point wiring (light, fan, socket or power) complete, including fittings and fixtures such as switches, ceiling roses, pendants, regulators, sockets, light fittings etc removing materials to store for keeping in safe custody or for taking credit (credit for above items should be made as per conditions seperately) and making good distrubed surfaces of wall, floors, etc complete all as specified and as directed by Engineer-in-charge.

M&L Point wiring with PVC insulated PVC unsheathed electric FRLSH cable 1100V grade, single core having multi stranded copper conductor of size 1.5 sqmm for phase & neutral drawn in and including concealed PVC conduits, ISI marked, not less than 20 mm dia with all conduit accessories such as tee, elbow, bend etc. as required, sheet steel modular sunken/ flush boxes 1.2 mm thickness and suitable size of frame cover for mounting modular switch, socket and regulator fixed on surface in touch with wall and including 1.5 sqmm green PVC insulated unsheathed multi stranded copper conductor wire as a earth wire connected to earth dolly by providing lugs for one light point/ fan point/ bell point controlled by one switch complete all as specified and as directed by Engineer-in-Charge.

All as per Serial item No 19.00 here-in-above but for one socket outlet 3/ 5 pin, 5 amps on same board.

All as per Serial item No 19.00 here-in-above but for one socket outlet 3/ 5 pin, 5 amps on independent board.

All as per Serial item No 19.00 here-in-above but with 2.5 sqmm (Nominal area) copper conductor cable for phase & neutral with 2.5 Sqmm size copper conductor cable for earth continuity for 3 pin 15/ 16 A socket outlet on independent board complete all as specified and as directed by Engineer-in-Charge.

S&F modular switch, one way, 6 Amps, one module, 230 volts, single pole complete all as specified and as directed by Engineer-in-Charge.

S&F modular switch, one way, 16 Amps, one module, 230 volts, single pole complete all as specified and as directed by Engineer-in-Charge.

S&F modular socket outlet, 2 in 1, 3/5 pin, 6 Amps, two module, 230 volts complete all as specified and as directed by Engineer-in-Charge.

S&F modular socket outlet, 2 in 1, universal type, 6/16 Amps, two module, 230 volts complete all as specified and as directed by Engineer-in-Charge.

S&F ceiling rose, surface bakelite, 65 x 50 mm, three terminal complete all as specified and as directed by Engineer-in-Charge.

S&F modular type fan regulator, single pole, 230 volt, two module, complete all as specified and as directed by Engineer-in-Charge.

S&F Lamp holder, insulated body PVC/Polycarbonate type with backplate suitable for batten fitting complete all as specified and as directed by Engineer-in-Charge.

S&F LED Lamp 9 Watt, B22 type complete all as specified and as directed by Engineer-in-Charge.

M&L for disconnection of power supply and taking down carefully by unscrewing from boards fitting and fixture such as MCB DB, junction box, panels of any size complete with all MCCB's, MCB's etc and removing from site, complete all as specified and as directed by engineer-in-charge.

S&F vertical TPN distribution board double door flush mounting with provisions for MCCBs incomer upto 125 to 160 Amp & outgoing 4 way having IP-54 protection complete all as specified and as directed by engineer-in-charge.

S&F in replacement MCCB 4 pole, 3 phase 415 volts of capacity 125 Amp, 16 KA with Ics = 100% Icu with adjustable thermal and magnetic release complete with proper copper thimble complete all as specified and as directed by engineer-in-charge.

S&F sheet metal enclosures for MCB DB SPN 240 volts, 4 way, double door fitted with 200 amps bus bar, neutral link, earth bar and din rail complete all as specified and as directed by engineer-in-charge.

S&F sheet metal enclosures for MCB DB SPN 240 volts, 8 way, double door fitted with 200 amps bus bar, neutral link, earth bar and din rail complete all as specified and as directed by engineer-in-charge.

S&F Single pole and Neutral Sheet metal enclosure with a 2 pin and earth plug and socket complete with one single pole MCB 20 Amps complete all as specified and as directed by Engineer-in-charge.

S&F in repair MCB, SP, 40 Amp, 230 volts having breaking capacity 10KA "B" type complete all as specified and as directed by Engineer-in-charge.

S&F in repair MCB, SPN, 40 to 63 Amp 230 volts having breaking capacity 10KA "C" type complete all as spcified and as directed by Engineer-in-Charge.

S&F in repair miniature circuit breaker (MCB), SPN, 32 Amp, 240V, having breaking capacity 10 KA, 'C' curve, fixed complete in the MCB DB Complete with connection testing complete all as specified and as directed by Engineer-in-charge.

S&F in repair MCB, SP, 6 to 32 Amp, 230 volts, having breaking capacity 10 KA, "C" type complete all as specified and as directed by Engineer-in-charge.

BLANK

S&F in repair SLIM LED batten with polycarbonate housing and diffuser with elegantly designed end caps, 1 x 20W, 220 V, AC including connecting up with three core flexible cable of suitable size from ceiling rose complete all as specified and as directed by Engineer-in-charge.

S&F LED panel, surface mounted, 2' x 2' , 36 watts, cool day light fitting with heat exchanger unit, LED driver, surge protection complete including taking down any type fitting from ceiling and making good disturbed surface complete all as specified and as directed by Engineer-in-Charge.

Disconnecting and taking down carefully copper/ aluminium sub main wiring complete, including existing batten/ conduit etc., removing materials and making good disturbed surfaces of wall, floors, etc. complete all as specified and as directed by Engineer-in-Charge.

M&L and testing of 2 core ZHFR copper conductor cable of size 1.5 sqmm , sheathed 1100 Volts Grade drawn through and including 20 mm dia stove enamelled MS conduit (ISI marked) with all accessories such as Tees, Elbows, junction box, reducers etc as required including laying and fixing along the wall/roof/false ceiling complete all as specified and as directed by Engineer-in-Charge.

Notes for serial item No. 45: (i) Cutting/ chases in wall etc. if required, shall be measured & paid for separately. (ii) Colour code shall be Red for phase, Black for neutral and Green for earth. (iii) For payment purposes, total runs of main cable (each run of one running metre) as mentioned above, one Running meter of stove enamelled MS conduit and one run (one running metre) of earth cable shall be measured together as "1 running meter"

M&L for Sub main wiring (with approved colour coding as per IS) with two runs of single core 2.5 sqmm FRLSH PVC insulated multistranded copper conductor cable (main cable) 1.1 KV grade drawn in and including non metallic PVC conduit of suitable size with all accessories such as Tees, Elbows, junction box, reducers etc as required alongwith one run of single core 2.5 sqmm FRLSH PVC insulated flexible stranded copper conductor 1.1 KV grade for earth complete all as specified and as directed by Engineer-in-Charge.

M&L for Sub main wiring (with approved colour coding as per IS) with two runs of single core 4.0 sqmm FRLSH PVC insulated multistranded copper conductor cable (main cable) 1.1 KV grade drawn in and including non metallic PVC conduit of suitable size with all accessories such as Tees, Elbows, junction box, reducers etc as required alongwith one run of single core 4.0 sqmm FRLSH PVC insulated flexible stranded copper conductor 1.1 KV grade for earth complete all as specified and as directed by Engineer-in-Charge.

M&L for Sub main wiring (with approved colour coding as per IS) with two runs of single core 10.0 sqmm FRLSH PVC insulated multistranded copper conductor cable (main cable) 1.1 KV grade drawn in and including non metallic PVC conduit of suitable size with all accessories such as Tees, Elbows, junction box, reducers etc as required alongwith one run of single core 10.0 sqmm FRLSH PVC insulated flexible stranded copper conductor 1.1 KV grade for earth complete all as specified and as directed by Engineer-in-Charge.

M&L for Sub main wiring (with approved colour coding as per IS) with Four runs of single core 10.0 sqmm FRLSH PVC insulated multistranded copper conductor cable (main cable) 1.1 KV grade drawn in and including non metallic PVC conduit of suitable size with all accessories such as Tees, Elbows, junction box, reducers etc as required alongwith one run of single core 10.0 sqmm FRLSH PVC insulated flexible stranded copper conductor 1.1 KV grade for earth complete all as specified and as directed by Engineer-in-Charge.

Notes for serial item No. 46 to 48: (i) Cutting/ chases in wall etc. if required, shall be measured & paid for separately. (ii) Colour code shall be Red for phase, Black for neutral and Green for earth. (iii) For payment purposes, total runs of main cable (each run of one running metre) as mentioned above, one Running meter of PVC conduit and one run (one running metre) of earth cable shall be measured together as "1 running meter"

M&L for Cutting chases, pinning in, making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases of girth not exceeding 10 cm for concealed water tubing or concealed conduit wiring, etc., and making good, complete all as specified and as directed by Engineer-in-Charge.

S&F in repair LED panel, recess mounted, round shape down lights, 12W LED, cool day white light, including fixing complete and making good the disturbed surface complete all as specified and as directed by Engineer-in-Charge.

S&F in repair Engagement light with red and green LED lamp complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing wall mounted fan, PVC body, 400 mm sweep, 220 volt, AC, having quick start high torque motor with copper winding complete all as specified and as directed by Engineer-in-Charge.

Material and labour for fabrication, installation, testing and commissioning of wall mounted sheet metal busbar chamber, CPRI approved, grouted with nut and bolts (with proper locking arrangement and holes to distribute circuits) of size 600 mm x 600 mm x 210 mm suitable for mounting of RCBOs, MCBs, SPDs, connected complete having adjustable type base frame and equal space around, including one RCBO 63 Amps four pole 30 mA - 01 Nos, SPD double pole 600 vdc 20kA - 24 Nos, MCB SP 16 Amp 10 kA- 24 Nos and making good distrubed surfaces to match with original complete all as specified and as directed by Engineer-in-Charge. Note- Contractor shall submit drawing of the panel to GE for approval before placing the order.

M&L for earthing complete with galvanised steel eath plate electorde 600 mm x 600 mm x 6 mm thick, buried directly in ground (earth pit not less than 2.25 mtr below ground level) connected to galvanised earth lead wire 4 mm dia by means of GI bolts nuts, check nuts washer of galvanised iron or steel all as shown in electric plate No 3 of MES SSR Part-I and including excavation & earth work in any type of soil, disposal of soil, providing alternate layers of charcoal and common salt, construction of PCC earth chamber in concrete mix 1:3:6 type C-1 with 40 mm thick RCC 1:2:4 type cover reinforced with 8 mm dia MS bars both ways with lift hook made out of 8 mm dia bar, watering pipe of 20 mm dia GI light grade and 15 mm dia light grade pipe for earth lead protection and testing on completion all as specified and as directed.

Supply, installation, testing & commissioning of hi wall mounted split AC unit of Capacity 2 TR, 230 Volts, AC 50 Hz, indoor/ outdoor complete with cordless remote control unit and with in built air ioniser and plasma filter for better indoor air quality with minimum 3 star rating of capacity complete all as specified and as directed by Engineer-in-Charge. Note:- (i) copper tubing and connection wire upto a length of 3 Running meter and Drainage pipe upto a length of 3 Running meter shall deemed to be included in the quoted rates against the item. (ii) The Outdoor unit shall be fixed on the wall with standard MS brakets or on roof/ floor with proper MS stand. Cost of the same is deemed to be included in quoted rates against the item.

Supply and fixing of voltage stabilizer of capacity 5.0 KVA for automatic operation, single phase, naturally air cooled, indoor type & designed for input variation between 170 volt to 250 volt with output voltage stabilised at 230 volts with accuracy of ± 2.5% complete all as spcified and as directed by Engineer-in-Charge.

M&L for GI Tubing, medium grade of 20 mm bore flushed in for drain out the condensed water from the AC complete all as spcified and as directed by Engineer-in-Charge.

Supply, Installation, Testing and Commissioning Fire alarm control panel, complying with BS EN 54 Single loop panel of capacity from 99 detectors & 99 modules upto 200 detector and 200 modules, 230 V, 4 sounder circuits, 4 line display and networking capability, 6 Amp PSU with 460 Ma loop capability, 500 mm x 500 mm x 195 mm (H8W8D) including Mother Board with power Supply complete all as spcified and as directed by Engineer-in-Charge.

Supply, Installation, Testing and Commissioning of analog addressable type self acclimatising multi sensing Photo and heat detector complying with EN-54 conforming to IS-11360 with standard mounting base, LED, address switch, complete for mounting on surface/ on false ceilling/ below false floor, cable Lugs at ends, cable compression glands, cable tags and ferruling complete all as spcified and as directed by Engineer-in-Charge.

Supply, Installation, Testing and Commissioning of Short circuit isolator module, complete for mounting on surface, cable lugs at ends, cable compression glands, cable tags and ferruling complete all as spcified and as directed by Engineer-in-Charge.

Supply, Installation, Testing and Commissioning of addressable control input/ output module with address switch and all mounting accessories, complete for mounting on surface, cable lugs at ends, cable compression glands, cable tags and ferruling complete all as spcified and as directed by Engineer-in-Charge.

Supply, Installation, Testing and Commissioning of UL listed analog addressable dual action manual pull station/ glass break with address switch and all mounting accessories, complete for mounting on surface/ on false ceilling/ below false floor, cable iugs at ends, cable compression glands, cable tags and ferruling complete all as spcified and as directed by Engineer-in-Charge.

Supply & Fixing of response indicator with matching screws complete with GI junction box etc complete all as spcified and as directed by Engineer-in-Charge.

Supply and fixing of maintenance free lead acid battery, 12V, 7AH complete all as spcified and as directed by Engineer-in-Charge.

Supply & Fixing of loop powered, addressable sounder (hooter) with all required accessories for mounting complete all as spcified and as directed by Engineer-in-Charge.

Demolition of RCC Concrete of any description and in any position not otherwise specifically provided for Complete all as specified and as directed by Engineer-in-Charge.

Demolition of Stone slabs and tiles of any description or thickness in floors, aprons etc. Complete all as specified and as directed by Engineer-in-Charge.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises Complete all as specified and as directed by Engineer-in-Charge.

Demolition Brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles Complete all as specified and as directed by Engineer-in-Charge.

M&L for brick work using with sub class ‘B’ brick (old size bricks), straight or curved on plan exceeding 6.00 metre mean radius built in cement mortar 1:6, complete all as specified and as directed by Engineer-in-Charge.

Taking down Chowkhats or frames exceeding 1.5 sqm but not exceeding 4 sqm each with shutters (without taking off shutters from the frame) complete all as specified and as directed by Engineer-in-Charge.

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. complete all as specified and as directed by Engineer-in-Charge.

S&F Aluminium powder coated sections for frames/ shutters of window/ ventilator/ door of any pattern i.e. fixed/ openable/ sliding (three track/ Two track) shutters, locking arrangements including necessary neoprene beading, screws, rollers, handles complete all as specified and as directed by Engineer-in-Charge. Note: (a) Glazing shall be measured and paid separately. (b) Item shall be paid as per weight of aluminium section only. (c) The rate quoted shall be inclusive of neoprene beading, lock, rollers, screws, handles, hinges etc., as required which shall not be measured for arriving the weight.

M&L for Designer aluminium composite panel (ACP) fixed to walls/ ceiling as in repair complete all as specified and as directed by Engineer-in-Charge.

M&L for Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering, Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete all as specified and as directed by Engineer-in-Charge.

M&L for preparation of new steel surfaces of any description over 10 cm width or girth and applying two coats synthetic enamel paint over a coat red oxide primer complete all as specified and as directed by Engineer-in-Charge.

Material and labour for 15mm thick rendering in Cement and Sand mortar 1:6 over brick or concrete surfaces finished even and smooth without using extra cement complete all as specified and as directed by Engineer-in-Charge.

M&L for preparation of new plastered surfaces of walls and Applying wall care putty, not less than 2 mm thick & smoothening the surfaces with sand papers etc including two or more coats of Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 gms/litre, of approved manufacturer, of required shade and colour complete, as per manufacturer's specification complete all as specified and as directed by Engineer-in-Charge.

Material and labour for vitrified ceramic tiles, 10 mm thick (square/ rectangular), light shade, polished, area of each tiles exceeding 0.42 sqm but not exceeding 1.00 sqm, including necessary cutting over and including 15 mm thick screed bed in CM 1:6 complete all as specified and as directed by Engineer-in-Charge.

Providing and fixing false ceiling at all heights with GRG (Glass fibre reinforced Gypsum) false ceiling tiles of size 595 mm x 595 mm of approved texture, design and patterns having moisture content less than 2%, humidity resistance of 99%, NRCO 0.5 to 0.75 as per IS 8225:1987, Non combustible as per BS 476 (part-4)-1970 and light reflectance of 85% (minimum) to be laid in true horrizontal level suspended on interlocking metal T-grid of hot dipped galvanised iron section of 0.33 mm thick (galvanised @ 120 Gms per Sqm including both sides) comprisiong of main T runners of size 15 mm x 32 mm of length 3000 mm, cross T of size 15 mm x 32 mm of; length 1200 mm and secondary

Contd... intermediate cross T of size 15 mm x 32 mm of length 600 mm to form grid module of size 600 mm x 600 mm, suspended from ceiling using galvanised mild steel items (galvanizing @80 grams per sqm) i.e. 50 mm long, 8 mm outer diameter M-6 dash fasteners, 6 mm dia fully threaded hanger rod up to 1100 mm length and L- shaped adjuster of size 85 mm x 25 mm x 2 mm. Galvanised iron perimetre wall angle of size 24 mm x 24 mm x 0.4 mm of length 3000 mm to be fixed on periphery wall/ partition with the help of plastic rawl plugs at 450 mm centre to centre and 40 mm long dry wall wood screws over and including fully perforated 12 mm thick square edge GRG false ceiling tiles complete as per specifications, drawings and as per directions of the Engineer-in-Charge including demolition of any type of ceiling if necessary complete all as specified.

M&L Gl frame work for seamless ceiling/ wall comprising of Gl perimeter channnel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm centre to centre/ intermediate channel 0.9 mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx 900 mm centre to centre with Gl cleat and steel expansion fasteners with and including ceiling section (not exceeding 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flange of 26 mm each with lips of 10.5 mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre complete all as specified and as directed by Engineer-in-Charge.

M&L for 12 mm thick Perforated acoustic gypsum boards for walling fixed with screws complete all as specified and as directed by Engineer-in-Charge.

S&F 4.8 mm Sheet glass, ordinary quality and glazing with oil putty of size in square/rectangle not exceeding 0.5 sqm in each pane and fixed with oil putty or glass beads complete all as specified and as directed by Engineer-in-Charge.

S&F Door closer, hydraulically regulated, designation No. 3, universal type, suitable for door shutters of 851 to 1000 mm in width and of weight between 61 to 80 kg and fixed complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing factory made UPVC coloured sliding window, three track, made of extruded profile with wall thickness of 2.30 mm, Window profile with hollow section with multi chamber frame (88 mm x 52 mm), sliding sash (42 mm x 67 mm), sliding mesh sash (42 mm x 57 mm), sliding interlock (one vertical length in each shutter) (45.5 mm x 28 mm), Glazing beads (24.5 mm x 16 mm) will be mitred, cut and fusion welded at all corners, including railing of holes for fixing hardware and drainage etc., making arrangement for fixing of hardware, EPDM gasket 1.2, 0.2 mm thick galvanized steel frame (30 mm x 18 mm) - 02 Nos, sliding sash (30 mm x 18 mm), sliding mesh sash (26 mm x 10 mm) profile to be inserted in required profile, frame will be fixed to wall with 8 mm x 100 mm long fasteners. Hardware touch lock with zinc alloyed (white powder coated), steel roller system, Stainless steel wire cloth 0.36 mm nominal dia of wire and average width of aperture 1.40 mm, 8 mm thick tinted float glass and required accessories complete all as specified and as directed by Engineer-in-Charge.

(NOTE : The unit rate quoted by the contractor shall deemed to include the cost of glass, wire cloth and includes all other connected accessories)

M&L for complete removal of existing treatment from old surfaces of walls and Applying wall care putty, not less than 1 mm thick & smoothening the surfaces with sand papers etc and two coats of Oil emulsion Distempering with 1st quality (ready mixed) having complete all as specified and as directed by Engineer-in-Charge.

bharat contrectors (BID ID -3398797)

The Rahul Vig (BID ID -3385864)

M/S BALWINDER SINGH (BID ID -3398414)