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Tender For Special Repair To Building No A/4/133 At Pms (2Nd Call).; 1 Dismantling floor hearth or wall tilling including cement mortar bedding, removing rubbish off the premises complete all as specified and directed. 2 Demolition of cement concrete (un-reinforced) not exceeding 15 cm thickness of any description and in any position not otherwise specifically provided for all as specified and directed. 3 M&L for 100 mm thick PCC 1:2:4, type B1, (using 20 mm graded crushed stone) , as in sub base for receiving floor finish with nominal reinforcement complete all as specified and directed.Reinforcement will be measured and paid seperately. 4 M&L Non Skid ceramic colouredtiles 7mm to 8mm thick, (square or rectangular) area of each tile exc 0.18 Sqm but n. exc 0.38 sqm in floors etc , over & including 15 mm thick cement mortar (1:6) screed etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match, complete all as specified and directed. 5 M&L for glazed ceramic colour joint free tiles tiles in verticle surface 350x450x7mm thick set and jointed in neat cement slurry over 10 mm thick 1:4 cement mortar plaster and pointed in coloured cement to match complete all as specified and directed. 6 M&L for fly ash brickstraight or curved on plan exc 6 mtr mean redious built in CM 1:6 ,including demolition of brick work built in cement mortar including all quoins, arches, pillar etc all as specified and directed. 7 M & L for TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with the including mild steel wire (annealed) not less than 0.9mm dia or securing with clips all as specified and directed. 8 M & L for TMT bars6 to 8 mm dia, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with the including mild steel wire (annealed) not less than 0.9mm dia or securing with clips as in stirrups, spacers and binders complete all as specified and directed. 9 Taking down cement plaster, any description on brick or stone walls and ceiling ,chajja, landing etc including racking of joints hacking for key scrubbing down with water etc complete all as specified. 10 M&L for Rendering 15 mm thick in Cement Mortar 1:4 finishing fair and even t with approved water proofing compound as per manufacturing instraction over and includingtwo coat ofwater proofing coating latex-based, water-resistant multipurpose admixture in the ratio of SBR latex : Water : Cement = 1 : 3 : 8 oras per manufacturing instructions complete all as specified and as directed. (Note:- WPC will be measured and paid separately) 11 Supply only integral water proofing compound, complete all as specified and directed. 12 M&L Rendering 15 mm thickon other than fair faces of brick work or concrete surfaces, finished fair and even on walls in cement mortar (1:6), complete all as specified and directed. 13 M&L Rendering 5 mm thickon fair faces of concrete surfaces, finished fair and even on ceiling/chajja/pillar in cement mortar (1:3), complete all as specified. complete all as specified and directed. 14 Material & Labour for preparation of new surfaces of plastered walls and applying Twocoats ofDistempering 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 manufacturers specification. over and includinga coat of primerover plastered surfaces of walls to prepare the surface even and smooth complete all as specified. 15 M & L for applyingthree coat of white wash on ceillingnewsurface ofcomplete all as directed by Engineer in Charge. 16 M&L for treatment of wall &applying twocoats of 100% premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004 , alkali & fungal resistance, dirt resistance exterior paint of required shade (Company depot tinted) with silicon additives@ 1.43 litre/10sqm over and including priming coat of alkali and fungal resistance exterior primer applied @ 0.90 litre/10 sqm including a coat of putty 1 mm thick plastered surface to prepare the surface even and smooth for smooth finish over new surfaces complete all as directed by Engineer in Charge. 17 Taking down chowkhats or frame not exceeding 1.5 Sq. m each with shutter(s) (without taking off shutters from the frame), complete all as specified and directed. 18 Taking down chowkhats or frame exceeding 1.5 Sq. m but not exceeding 4 Sq. m each with shutter(s) (without taking off shutters from the frame), complete all as specified. 19 S&F Powder coated aluminium (miimum thickness of powder coating 50 micron) work for doors, windows, ventilators frame and partitions (Fixed portions) 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 upthe 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/ paneling, C.P. brass/ stainless steel screws, all complete as per thedirections of Engineer-in-Charge 20 S&FPowder coated aluminium (minimum thickness of powder coating 50 micron) for shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber/neoprene gasket required (Fittings shall be paid for separately) 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/ paneling, C.P. brass/ stainless steel screws all complete as per architectural drawings and the directions of Engineer-in-chargeher for openable/sliding shuttters) including all necessary fittings as directed 21 M & L for Hacking out old broken glass (any thickness, size, quality or description) from wooden frames or stone, concrete or brick surrounds, glazed with putty or fixed with beads all as specified and as directed. 22 S&F Sheet glass 4.8 mm thick, ordinary quality & glazing with oil putty in square but n.exc 0.5 sq.m in each pane complete all as specified and as directed. 23 S&F Sheet glass 4.8 mm thick, ordinary quality & glazing with oil putty in square but exc 0.5 sq.m in each pane complete all as specified and as directed. 24 S&F brass 4-levers mortice lock, vertical type , size 100mm complete all as spcified and as directed. 25 S&F in repair Aluminium (extruded section) body Door closer hydraulically regulated, designation No 3, universal type, suitable for door shutters of 851 to 1000 mm in width & of weight between 61 to 80kg complete all as specified and as directed. 26 S&F Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framedbalusters; walk ways; railings; framework of water tanksand similar work conforming to Fe.290.Gde-E-165 27 M & L for Factory made single extruded WPC (Wood Polymer Composite) solid door/ window/ Ceosetory windows & other Frames/ howkhat of size 50x100 mm comprising of virgin PVC polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying PVC solvent cement and screwed with full body threaded star headed SS screws having minimum frame density of 750 kg/ cum, screw withdrawal strength of 2200 N (Face) & 1100 N (Edge), minimum compressive strength of 58 N/mm2, modules of elasticity 900 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/ moisture proof and fire retardant 152 SECTION 8 and fixed in position with MS hold fast/lugs/SS dash fasteners of required dia and length complete as per direction ofEngineer-in-Charge. 28 S & F 35mm thick Factory made single extruded WPC (Wood Polymer Composite) solid plain flush door shutter of 30mm size c mprising of virgin polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) having minimum density of 650 kg/cum and screw withdrawal strength of 1800 N (Face) & 900 N (Edge), minimum compressive strength 50 N/mm2 , modulus of elasticity 850 N/mm2and resistance to spread of flame of Class A category with property of being termite/borer proof, water/moisture proof and fire retardant and fixing with stainless steel butt hinges of required size with necessary full body threaded star headed counter sunk S.S screws, all as per direction of Engineer-In-Charge. (Note: stainless steel butt hinges and necessary S S screws shall be paid separately) 29 Dismantling of timberfillets rails, posts, rafters, purlins etc under 40 Sq cm in section complete all as specified and directed. 30 S & F roof trusses (framed), trussed purlins crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle channel or flat sections) including distance pieces, cleats etc. Fe-410-W (Gde-E-250) quality-A complete all as specified and directed. 31 M&L for applying two coats of synthetic enamel paint over a coat of red oxide primer on newly steel surfaces of any description over 10cm in width or girth not otherwise described incl preparation of surfaces complete all as specified and directed. 32 Dismantling of Asbestos cement (Corrugated, semi corrugated, etc.) sheet in roof covering Plain or corrugated steel sheeting,any gauge, thickness, including Nainital or similar pattern roof in roof coverings complete all as specified and directed. 33 M & L for pre-painted hot-dip aluminium-zinc alloy metallic coated of any profile steel sheet corresponding to IS 15965:2012 of durability class 3, atmospheric classification category 3, coating class AZ150, 0.50 mm thick, of an approved colour and having yield strength of 550 MPa as in roof covering fixed with self tapping screws as specified up to anyheight including all necessary scaffolding and safety measurescomplete all as specified and directed 34 M & L forpre-paintedhot-dip aluminium-zinc alloy metallic coated plain steel sheet as per IS 15965:2012 of durability class 3, atmospheric classification category 3, coating class AZ150, 0.50 mm thick, of an approved colour and having yield strength of 550 MPa as in ridge/ valley/ gutter fixed with self tapping screws as specifiedany heightMtr height including all necessary scaffolding and safety measurescomplete all as specified and directed 35 Dismantling of wall or ceiling borads of any thickness including cover fillet complete all as specified and as directed. 36 S&F for 6 mm thick non asbestos fibrecement designer buildingboardsfixed or laid/ inserted to timber/GI / Aluminium frame work with screw fixed in ceiling flat or sloping including hangers 4 mm dia GI (up to 1200 mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40x3 mm size 60 mm long and expansion hold fasteners 12.5 mm dia 40 mm long including anodised aluminium snap grid 605 x 605 mm frame work complete all as specified. 37 M&L for 75 mm thick cement concrete M10 (Nominal Mix) with 40mm graded crushed aggregate finished even and fairlaid to a slope of 1 in 12, laid in alternate bays, each bay not exceeding 3 m length with joint filled with bituminous mastic filling comprising a mixture of 1 part of heated Industrial bitumen 85/25 grade and two parts of heated sand complete all as specified. 38 M&L for PCC 1:3:6 type C1 using 20mm garded stone aggregate as in surface channel all as specified and directed. 39 M&L for forming fair finished drain or channel 30 cm inner girth in cement concrete, using ex- tra cement, including forms, moulds, mi- tred/stopped ends etc. 40 M&L for repair to crack portion with jacktting technuque, taking down existing plaster up to brick wall surface of min 200 mm wide, cleaning to loose particles on surface of brick work along the length of crack and filling the gap/crack area with PCC 1:1.5:3 type A0 using 12.5 mm aggregate up to brick surface and inserting the welded mesh of size 25 x 25x 2 mm dia along the crack on both side of the wall surface fixed with, drilling holes 10 mm dia on either side of the crack by means of drilling machine through out the full width of the wall @ 25 cm c/c and insert 8/10 mm dia rod in the drilled holes, welded with horizontal rod to with hold the welded mesh and applying grit plaster 1:1:2 using 4 mm and down aggregate finished even and smooth without using extra cement complete all as specified and directed.(Note: Reinforcement and welded mesh will be measured and paid separately) 41 E/M PORTIONTaking down carefully aluminium/copper conductor point wiring (light , fan, call bell, socket or power) complete including fittings such as switches, ceiling rose, pendents, regulators sockets etc and removing (except those to be reused shall be kept in safe custody at the site) and making good disturbed surfaces of walls, floors etc to match with the existing complete all as specified and directed. 42 M & L for concealed point wiring for fan/light point controlled by one one way switchcomplete with 1.5 sq mm FRLSH,PVC insulated multi stranded copper conductor single core cable 1100 volts grade (Red/yellow/blue wires for phases and black wire for neutral),drawn into and including non metalic PVC rigid conduit medium grade of suitable size and conduit accessories fixed on wall, floor, roof etc. and including PVC FRLSH insulated 1.5 sq mm copper conductor for earth continuity (Green Colour)and connected to common earth dollyincluding sunken in GI terminal box2.8 mm thick bakelite hylam sheet cover, ISI marked with CM/L no. for mounting switch & sockets ect.Note : a) Note :- Cost of PVC conduit, cutting chases of wal/ceilingl, making good disturbed wall surfaces including finishing with cement mortor 1:4, matching with existing colour/paint of surfaceare deemed to be included in the quoted rate. 43 All as per item No. 42.00 here-in-before but5 Amp socket on same boardwith other switches. 44 All as per item No.42.00 here-in-before but 1.5 Sqmm copper conductor & cable for5 Amp socket on Independent boardwith other switches. 45 All as per item No 42.00 above but using 2.5 sqmm FRLSH PVC insulated unsheathed multi strand copper cable (1100 V) for line conductor and 2.5 Sqmm FRLSH PVC insulated unsheathed solid copper cable (1100 Volts) for earth continuty wire for one 15/16 amp multi socket out let on independent board. 46 Supply and fixed switch piano flush type, single pole , 5/6 Amps, one way complete all as specified. 47 Supply & Fixingsocketoutlets 2 in 1, 5/6 Amps, 230/240 V complete all as specified and as directed.( For Same Board only) 48 Supply and fix switch socket combination 2 in 1 multipurpose5 pin , (6 Amps ) flush typecontrolled by one switch complete all as specified. 49 Supply and fixed switch socket combination5 in 1 , 6 pin , (5/16 Amps ) flush typecontrolled by one switch complete all as specified. 50 Supply & fixed ceiling rose surface bakelite 65 mm x 50 mm two to three terminal suitable for 230 Volts AC 6 Amps complete all as specified. 51 Supply and fixing lamp holder, PVC/polycarbomate type with back plate straoght of angle suitable for LED lamp with LED bulb 12 watt complete all as specified and directed. 52 Supply & fixed stepped type electronic fan regulator flush type 120W, 240 Volts ISI marked complete all as specified. 53 Supply and fixing for concealedtype sub main wiring with two run of 6.00 Sqmm single core PVC FRLSH PVC insulated unsheathed stranded copper conductor (Red/yellow/blue wires for phases and black wire for neutral) drawn in and includingthrough Rigid non-metallic PVC conduit(medium) ISI marked of size 25mm bore with all fittings like tee/Bend/Elbow/Reducer/Bell mouth/Junction / Terminal Boxesetc. and fixing accessories such as coupler, lock nuts, saddles, pipe hook etc.including one run of 6.00 Sqmm single core PVC FRLSH PVC insulated unsheathed stranded copper conductor as earth wire (green in colour) complete all as specified.Note : (i) Note : 2 runs of line conductor,one run of earth continuity conductor, one run of PVCconduit shall be measured as unit length. (ii)Cost of PVC conduit, conductors,making good disturbed wall surfaces including finishing with cement mortor 1:4, matching with existing colour/paint of surface are deemed to be included in the quoted rate. 54 Supply & fixingLED security light 60 watt (Min) 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with BIS approved driver and lamp, Aluminum die cast housing High efficiency long life LED package in integral module with lumen efficacy of 115 lm/W (Min) and viewing angle of 45 degree to ensure better uniformity, electronic LED driver (SMPS based constant current supply) with Output Short-circuit protection, Surge protection & other reliability test as perlatest IS. operational voltage of 170 volts to 270 volts, frequency of 50 Hz,protection grade IP 66, IK-08 CRI greater than or equal to 70%, CW available CCT of 5700K/6500K, power factor of minimum 0.95 , life span of minimum 50000 working hours cincluding necessary electrical connections by PVC sheathed copper conductor wireof 3 core x 1.5 Sqmm and necessary fixing arrangement all as specified.Note : (i) The minimum requirement of lumen efficiency, lumen output and power consumption has been specified. However,as per availability, the bidders may opted higher specification with out any extra cost. The quoted rate is deem to be included for that and no extra payment will be made on this account. (ii) The fittings should be marked Date of installation and Date of Procurement with marker pen 55 S&F in repairs LED 20 Watt tube light fittingintregatedtype, includingLED retrofit tubelamp 20 W , LED tube light nominal power 20 Watt, LED wattage of minimum 1 watt each and Maximum 3 watt each, operational voltage of 170 volts to 270 volts, frequency of 50 Hz, , lumen efficacy of minimum 110 lumens per watt, , integrated electronic driver (SMP based constant current supply) with output short circuit protection and surge protection upto 2.5 KV, protection grade IP 20, CRI greater than 80%, bema angle of 120 clear, THD below or less than 20%, CW available CCT of 6500K, power factor of minimum 0.95 life span of minimum 50000 working hours and LED batten with aluminium housing and polycarbonate diffuser complete fittingincluding connecting with PVC insulated multistranded copper flexible cable 1.0 sqmm three core, and PVC round/ square box white colour x 2 Nos for mounting of fittingcomplete all as specified & directed..Note (i) Make of batten and LED tube lamp should be of same make. 56 Taking down existing panel light fitting any type (600 mm x 600 mm) recess mounting/surface and S&F LED light fitting 35/36 watt recess mounting of size 600 mm x 600 mm , , LED wattage of minimum 3 watt each and Maximum 5 watt each, operational voltage of 170 volts to 270 volts, frequency of 50 Hz,lumen efficacy of minimum 115 lumens per watt, isolated electronic LED driver (SMPS based constant current supply) with output short circuit protection, over voltage protection, surge voltage protection upto 2 KVs, protection grade IP 20, CRI greater than 80%, bema angle of 120 clear, ITHD below or less than 15%, CW available CCT of 5700K, power factor of minimum 0.95, CRCA powder coated white after phosphochromate treatment housing, life span of minimum 50000 working hours including making electric connection from source with PVC sheathed copper conductor wire of 1.5 Sqmmx 3 core complete all as specified and directed by EIC. 57 M&L taking down of ceiling fans of any sweep and transportation to work shopincluding dismantling for repair/overhauling, oiling, greasing, vernishing andreplacementofunserviceable accessories like capacitor, connector etc. After repair re-assembling fan, testingfor efficient functioning including 2.5mfd capacitor and connector,hanging it back in position and provn of 0.5 Sqmm copper flexible twin twisted cable (length not exceeding 0.5 metre) from ceiling rose to fan , complete all as specified and as directed by Engrs-in-Charge. 58 S&F in repairs VTPN distribution board with provision for 4 pole MCCB up to 160A as incomer with three phase and single phase (TP/SP) MCB outgoing with and including insulated busbar (tinned electrolytic copper) arrangement, shrouded neutral bar and earth bars, Top and bottom removable gland plates with knockouts, 6 way,Double door enclosure made up of CRCA sheet steel,powder coated, IP 43, IK 09 including fixing the DB box flush in wall of any type and making good the distrubed surface to match asthe existing withall as specified and directed by Engr-in-charge 59 Supply and fix in repairs MCCB 4 pole , 415 volts of capacity 100 Amps with breaking capacity of 25 kA fixed thermal and fixed magnatic setting including necessary connection complete all as specified and as directed. 60 Supply and fixing in repairsMCB TPN 40 to 100 Amps,C curve 10kA, 415 Volts and to be housed in DBscomplete including necessry connectionall as specified and directed. 61 S & F in repairs sheet metal enclosure for MCB, DB, SPN, 240 Volts, 100 Amps rated busbar, Confirming to IS as per IEC 61439-3, 8 way Double door enclosure made up of CRCA sheet steel, RAL 9003 powder coated, IP 43, Ik09 including fixing the DB box flush in wall of any type and making good the distrubed surface to match asthe existing withall as specified and directed . 62 Supply and fixedin repairs MCB SPN 40-63 Amps,C curve 10kA, 240 Volts and to be housed in DBscomplete including necessry connectioncomplete all as specified and directed by Engr-in-charge. 63 Supply and fixedin repairs MCB SP 6-32 Amps,C curve 10kA, 240 Volts and to be housed in DBscomplete including necessry connectioncomplete all as specified and directed by Engr-in-charge. 64 S&F in repairs sheet metal enclosure (Plug & Socket) withand including 20 Amp MCB and two pin and earth plug and socket complete with one single pole MCB complete all as specified and as directed. 65 S & F in repairs building security light angle bracket made of 40 mm dia GI Tubes, light grade galvanised, with all fitting clamps, nut bolt and fixedto walls complete all as specified and directed by Engr-in-charge. 66 Supply and Fixing in repairs Air termination single pointed aluminium rod 12mm dia and 300mm long connected with 20 mm GI pipe complete all as specified and as directed. 67 Supply and Fixing in repairs of aluminium strip size 25x3mm with saddles and fixing screws etc. for roof conductors above ground complete all as specified and as directed. 68 M&L for earthing complete with galvanised steel earth plate electrodesize 600 x 600 x 6 mm thick, burried directly in ground, (Earth pit not less than 3.25 m deep below ground level) with top edge of the plate not less than 2.5 m below ground level connected to galvanised iron strip 32 x 6 mm as earthin lead wire 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, surrounded from all sides by mixture of charcoal and common salt and electrode by means of steel and GI pipe light grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 3 connected to earthing test point all as specifiedNOTES 1. The unit rate includes for protection pipe and GI strip dia from top of earth plate upto 7.5 meter above ground level. NOTE:-1. The unit rate includes for protection GI pipe of 40 mm and watering pipeof 20 mm bore including excavation for earth pit in any type of soil/ disintegrate rock.2. Contractor has to bring agriculture soil from outside of defence land and fill in earth pit to achieve desired result as the soil resistiviy is very high.3.The cost ofGI strip of size 32 x 6 mm from top of earth plate upto 7.5 meter above ground level is deemed to be included in the unit rate of above item.and copper strip beyond 7.5 RM will be measured seperately. 4. All the joints in GI strip and connection with Earth Plate to be welded through brazing and in addition by providing double brass nut bolt and washer.5. Cost ofwelding and nut bolts are deemed to be included in the unit rate. 69 Supply and fixing in repairsTest point terminal block made of gun metal or phosphorous bronze size 75x75x25mm drilled and screwed including 3 nos of 8mm dia 25mm long hex. head brass screw complete all as specified and as directed. 70 Material andlabour for earthing complete with Galvanised steel earth plate electrode 600x600x6 mmmm buried directly in ground (Earthpit not less than2.25m below ground level) with top edge of theplate not less than 1.5m below normal groundlevel, connected to GI wire 4 mmasearth lead by means of bolt, nuts, check nutsandwashers of galvanised iron or steel, upto 7.5mlength, earth strip protected by andincluding 15 mm diaGI pipe (light grade) andconnected to main test point or body of pole/pannel or lightening arrester of main controlling switch as directed including concrete pit in PCC(1:3:6)type C1 , Precast RCC(1:2:4)TypeB1 coverslab of size 54x54x5 cm reinforced with 8 mm dia TMT bars @ 100mm C/C bothwayswith onehandle for lifting made out of 10 mm dia TMT bar embedded in precast cover slab, funnel, wire mesh, 20 mm boreGI Pipe (Medium Grade) for watering, Charcoal andsalt in alternate layers of 15 cm (Compacted Thickness) around the earth electrode including necessary excavation, earth work in any typeof soil anddisposal of spoil to a distance n.exc50 m andnecessary testing complete all asshown in Electrical Plate No 3 of SSRPart-I.NOTE : 1. The unit rare includes for protectionh GI pipe of 40mm and watering pipe of 20mm bore including excavation for earth pit in any type of soil/disintegrate rock. 2. Contractor has to bring agriculture soil from outside of defence land and fill in earth pit to acheive desired result as the soil resisitivity is very high. 3. The cost of GI wire of 32x6mm including protection pipe,from top of earth plate upto 7.5 meter above/below ground level is deemed to be included in the unit rate. 4. All the joints in GI strip and connectgion with earth plate to be welded through brazing and in addition by providing double brass nut bolt and washer. 5.Costing of welding and nut bolts are deemed to be included in the unit rate
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