Tender For Special Repairs Of Bldg No P-25 Offr Mess (Or Lines) At 1 (I) R&O Flt, Addn/ Altn To Tiling At Bldg No T-1 (Cockerel Canteen) At Morabadi Pocket And Provn Of Concrete Boundary Pillars (150 Nos) Of Height 0.6 Mtr At Namkum Pocket Under Ge Ranchi.; 1 Demolition of cement concrete (reinforced) of any description and in any position not otherwise specially provided for 2 M & L for RCC (1:2:4) type B-1using 20 mm graded stone aggregateas in beam, cantilevers,bressummers,lintle over 1.5m span etc. 3 M & L for RCC (1:2:4) type B-1using 20 mm graded stone aggregateas in slab supported on wall ,Chajjas,deck slab Shelves/tank stagingetc. 4 Use & waste frame work to sides and soffits of floor or roof slab, chajjas not exc 200 mm thick (Horizontal or sloping) rough finished complete. 5 M & L Mild steel bars 10mm diaTMT Bars and over,cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with theincluding mild steel wire (annealed) not less than 0.9mm dia or securing with clips. 6 Demolition of brick wk masonry built in cement mortar incldg all quoins arches pillars etc 7 M&L brick work with sub class ‘B’ old sized bricks, straight or curved on plan exc 6m mean radius built in cement mortar 1:6 8 M&L for PCC type E2, 1:5:10 (using 40mm graded stone agg) as in foundation, filling and mass concrete. 9 Dismantling floor, hearth or wall tiling includiing cemenet mortar bedding, removing serviceable tiles to store and rubbish off the premises. 10 M&L screed bed or bedding layer of mortar 15 mm thick for laying floor finishes in CM 1:6 for fixing tiles. 11 M&L Non skid ceramic joint free coloured tiles 7-8 mm thick (square or rectangular) area of each tile exc 0.11 SM but not exc 0.18 SM in floors etc. Set and jointed in neat cement slurry and pointed in white or coloured cement. to match as in floors. 12 M&L Non skid ceramic joint free coloured tiles 7-8 mm thick (square or rectangular) area of each tile exc 0.18 Sqm but not exc 0.38 Sqm in floors etc. Set and jointed in neat cement slurry and pointed in white or coloured cement. to match as in floors. 13 Description all as per ser item No 12 above but on vertical surfaces such as skirting, dado, risers to steps etc. 14 M&L screed bed or bedding layer of mortar 10 mm thick in CM 1:4 as backing coat for laying tiles in dado , on brick or concrete surfaces 15 M&L for glazed ceramic coloured tiles in vertical surfaces 350 X 250X 7/ 450x350x7mm thk set and jonnted in cement slurry and pointed in white or colour cement to match complete. 16 Demolition of stone slabs and tiles laid dry or laid dry and pointed of any description or thickness in floors, aprons etc 17 M&L Granite 18 to 20 mm thick (of any type )work (table rubbed and polished) in steps, jambs, pillars, window cills, cooking platform and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite complete all as directed 18 M&L screed bed or bedding layer of mortar 20 mm thick for laying floor finishes in CM 1:6 for fixing tiles. 19 M&L for machine cut kota stone slab 20-25mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including circular cutting,chamfering of edges as required. 20 M&L for broken stone hardcore of gauge n exc. 63mm, deposited, spread and levelled in layer n exc. 15cm thick, watered and rammed to a true surface complete. 21 M&L for 100mm thick PCC type C2, 1:3:6 (using 40mm graded stone agg) as in sub base floor surface complete. 22 M& L for Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 80 mm thickness M-40 Grade with grey cement and pigment in paths and hardstanding laid tightly over dry sand cushion (compacted) and joint filled with dry sand(colour and pattern as approved by GE) complete all as specified and directed.(Note: Sand will be measured and paid separatly). 23 M &L for Sand filling under floors or in foundations including watering and consolidation. 24 Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specially provided for 25 M&L for 75mm thick PCC type C2 1:3:6 (using 40mm graded stone agg) as inplinth protection/Path/floor finishing surface of concrete topping even and fair without using extra cement complete. 26 Taking down cement plaster of any description on brick or stone walls etc. including raking out joints, hacking for key, scrubbinng down with water, etc. 27 M&L rendering 10mm thick in CM 1:6 on fair faces of brick work , finished even and smooth without using extra cement. 28 M&L rendering 15mm thick in CM 1:4 on fair faces of brick work , finished even and smoothwithout using extra cement. 29 M & L preparation of new plastered surface of wall and applying two coats of oil bound distemper over a coat of 1mm thick wall care putty complete. 30 M & L preparation of complete removal of existing treatement from old plastered surface of wall and applying two coats of oil bound distemper over a coat of 1mm thick wall care putty complete. 31 M&L for applying Two coats of 100% Premium acrylic emulsion paint having VOC less than 50gm/litre and UV resisteance as per IS 15489:2004, Alkali & Fungal resistance, dirt resistance exterior paint of required shade ( Company Depot tinted) with silicon additives @ 1.43 litre /10 sqm over and including priming coat of exterior primer appplied @ 0.90 litre /10sqm over a coat of wall putty on new plastered wall surfaces incl preparation. 32 M&L for applying Two coats of 100% Premium acrylic emulsion paint having VOC less than 50gm/litre and UV resisteance as per IS 15489:2004, Alkali & Fungal resistance, dirt resistance exterior paint of required shade ( Company Depot tinted) with silicon additives @ 1.43 litre /10 sqm over and including priming coat of exterior primer appplied @ 0.90 litre /10sqm over a coat of wall putty on old wall surfacesincl complet removal of existing treatment. 33 Taking down existing chowkats or frames, without taking out shutters from the frame, n exc 1.5 Sqm 34 Taking down existing chowkats or frames , without taking out shutters, from the frame, exc 1.5 Sqm but not exc 4 Sqm each, 35 Taking down shutter area .exc 1 sqm but n exc 2 sqm each 36 S&F factory made solid PVC door frame of size 48 mm x 47 mm made out of 5 mm plain colour PVC sheet reinforced with mild steel square tube complete as per manufacturer’s specification and drawing. 37 S&F factorymade solid panel PVC door shutter 30mm thick(style) consisting of frame made out of mild steel tubes for top & bottom rails, Mild steel frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm with steel inside with solvent cement for stiles and plain colour PVC sheet for top rails, lock rail & bottom rail on either side and as gap insert for top rail & bottom rail paneling of plain colour PVC sheet to be fitted in the mild steel frame welded/sealed to the stiles and rails with suitable PVC sheet beading and jointed together with solvent cement, fixing in the frame at site as per specification, drawing . 38 M&L for pressed steel frames for doors with one or more rebates including necessary supply and fixing lugs, hinges, lock strike plate etc.complete, of frame size 125 x 60 mm, including one shop coat of red oxide zinc chrome primer complete all as specified 39 S&F factory made solid PVC moulded door shutter, 28 to 30mm thick (style), with particle board core and 2, 4 or 6 raised panel design with 2mm thick moulded prelam PVC sheet on the front face & 2mm thick plain colour PVC sheet on back face, supplying & fixing in frame at site as per specification & drawing. 40 S&F2nd class hard wood 30 mm thick glazed & skelton shutter (any no of pannel) open rebated and prepared to receive glass gauge etc with sush bar edges to framing plain chamfered or receive glass gauge etc with sash bar edge of framing plain chamfered or rounded fitted with cut and mitered beads for securing glass etc size of member of shutter as specified in SSR Part-I section 8 clause 8.24 (a). 41 M/L Steel window with side hung shutter including projecting type hinges with steel handle and steel peg stay, complete with glazing bars, dove tailed or welded (including two nos tower bolts 125mm in each leaf and one nos MS flate iron 25x 3mm handle in each leaf. 42 M/L Steel window with side hung shutter including projecting type hinges with steel handle and steel peg stay, complete without glazing bars, dove tailed or welded (including two nos tower bolts 125mm in each leaf and one nos MS flat iron 25x 3mm handle in each leaf. 43 S & F as in repairs Steel ventilator with top hung shutter including hinges steel peg stay, complete. 44 S&F 3 mm thicksheet glass, ordinary quality and glazing with oil putty/ glazing pins/spring clips in square n exc. 0.5 sq. m in each pane 45 S&F 4 mm thick figured glass, pin head type and glazing with oil putty in squares n exc 0.5 Sqm in each pane 46 M&L for Stainless Steel wire cloth for 0.56 mm nominal dia of wire & average width of aperture 1.18mm fixed with tinned tacks or galvanised wire staples etc 47 S&F in repair Harrison rails (Curtain rails), mild steel, chromium plated including with supply & fixing brackets, stops, rollers with endcaps etc. 48 S&F in repair aluminium anodised tubular towel rail 20mm dia D Type, 60 cm long between flanges complete all as directed 49 S&F 100 mm size butt hinges of mediumweight cold rolled mild steel 50 S&F extruded steel alloy handles, fabricated type, size of handle 150 mm, 51 S&F steel alloy 200mm long barrel tower bolts of extruded section, 52 S&F steel alloy, slidnig door bolt with hasp and staple and fixing clips of sheet, cast or extruded section, and fixing bolts and sliding bolts of electrogalvanised plate and bright bolt and fixed length of bolt300 mm. 53 S&F mild steel 300 mm ordinary rat tail rod pattern springs including roller and roller plate complete 54 Cutting chases, pinning in making good to facings where required and pointing in cement mortar 1:3 in brick walls for concealed water tubing, cutting not exc 10cm girth 55 Taking up or down 15mm dia steel tubing and connection including cleaning for re-fixing or removal from site. 56 S & F, 15mm bore galvanized steel water tubing medium grade with all fittings such as bend, elbow, socket reducer etc fixed to walls and ceilings or laid in floors. 57 Taking up or down 20mm dia steel tubing and connection including cleaning for re-fixing or removal from site . 58 S & F, 20mm bore galvanized steel water tubing medium grade with all fittings such as bend, elbow, socket reducer etc fixed to walls and ceilings or laid in floors,. 59 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, framed balusters, walk ways, railings, frame work of water tanks and similar work conforming Fe 290, Gde -E -165 60 M&L in repairfor 75mm dia PVC (SWR) trap , plain with grating including jointing with solvent cement. 61 S&Fin repairs PVC valve less,low level flushing cistern ,10 ltr capacity, white symphonic action with inlet, ball valve, float and handle including 32mm PVC flushpipe and brackets 62 S&F in repair 15mm dia bib taps,cast copper alloy chromium plated fancy type with crutch or butter fly and screwed for iron pipe or for brass ferrule and fixed. 63 S&F in repair brass chromium plated wall mixer with hot and cold arrangement, long shank suitable for 15 mm bore of pipe of approved quality as approved by EIC. 64 S&F in repair brass chromium plated Basin mixer with hot and cold arrangement, long shank suitable for 15 mm bore of pipe of approved quality as approved by EIC. 65 S&F in repairs stop valves fancy type of 15 mm dia chromium plated long shank and cup (concealed type) screwed both ends for iron pipes or for unions. 66 S&F PVC connection 450mm long with two brass end complete all as specified 67 S&F in repairs Brass Chromium plated shower rose with swivel joints, 125 mm size, including fixing to stel pipe or union 68 S&F PVC (SWR) 110mm bore dia pipes single socketed, in any length with rubber ring joints, fixed to walls including taking out old PVC unserviceable pipes complete all as specified and directed. 69 S&F PVC (SWR) 110mm bore bends with access door 70 S&F PVC (SWR) 110mm bore junction single, (Single T) equal or unequal 71 S&F PVC (SWR) vent cowl 110mm bore 72 S&F PVC (SWR) 75mm bore dia pipes single socketed, in any length with rubber ring joints, fixed to walls including taking out old PVC unserviceable pipes complete. 73 PVC (SWR) bends 75mm bore 74 M&Lfor preparation of new steel surafces of any description not otherwise described, over 10 cm width or girth, priming with a coat of red oxide primer and applyinng 2 coats of synthetic enamel paint of approved shade all as specified and directeed by EIC 75 M&L, applying two coats of synthetic enamel paint over a coat of pink primer including preparation of newly wooden surfaces of any descriptionexc10cm width or girth not otherwise described complete. 76 S&F 600mmx450mm bevelled edge mirror of selected quality glass, mounted on 4mm thick AC building board or commercial plywood and aluminium channel beading provided all around and fixed to wooden plugs with chromium plated brass screws and cup washers 77 Supply & fixed in repairs Vitreous china white wash hand basin flat back of size 550x400mm, with plug washers and waste coupling cutting for and pinning ends of brackets. 78 S&F in repair vitreous china pedastal type watre closet, white (excluding flushing cistern and flush pipe) but including connection to trap, and to flushing pipe, anti-syphonage pipe etc complete and making good to floor. 79 S&F in repairs Health fauset (ABS Body) mild steel chromium plated suitable for 15mm dia pipe with 1.25 meterlong flexible tube and ABS wall hook incl making connections and fixed in position complete in all respect as specified. 80 S&F in repair plastic water closet seat cover, white or black, closet pattern with recessed bottom, and cover and mild steel steel chromium plated or aluminised hinging device complete. 81 S&F 32 mm dia waste/flush pipe for urinal and WHB complete. 82 M&L Providing, cement concrete type B1 1:2:4 (20 mm graded aggreate) infilling of pressed steel frame, coping, fixing of hold fast and water troughs and the like including weathering etc similar work complete. 83 Dismantling water tanks Capacity in Exc 500 & n exc 1000litres and removing to store 84 S & F Rotational moulded polyethlene water storage tanks (cylindrical vergical with closed top) Capacity in 1000 litres hoisted and fixed in position all as specified in SSR Part I. 85 S&F 20 mm dia ball valves high pressure PTMT with epoxy coated aluminium rod and high densityplastic ball screwed for iron pipe or brass ferrule 86 S&F Gun metal globe or Gate valves 20 mm bore with iron wheel head, screwed both ends for iron pipe or for pipe or for unions and fixed. 87 M&L for PCC type C2 1:3:6 (using 40mm graded stone agg) as in surface channels, drains and similar works etc . 88 M&L extra for forming fair finishing to drain or channel, 30 cm inner girth in cement concrete, with using extra cement, including forms, moulds, mitred/stopped ends etc complete all as specified and directed 89 Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar in 150mm dia bore. 90 M&L for concrete bed to drain pipes of dia 150mm including packing under, and haunching against the sides of pipes after they are laid and tested in cement concrete 1:4:8 type D2. 91 M&L for 150mm dia reinforced concrete pipes, class NP2, laid and jointed complete with collars. 92 Demolition of Brick tiles or terracing tiles, single layer on roofs 93 M&L rendering 10 mm thick in CM 1:3 on fair faces of brick work/concrete surface using polymers based liquid water proofing compoundas in roof. 94 Supply only liquid water proofing compound as per manufacture instruction. 95 M&L for applying evenly a tack coat of Industrial Bitumen85/25 grade @ 1.20 Kg per SM meter as in roof complete all as per manufacturer instrcution . 96 M&L for laying APP based polymeric membrane minimum weighing 3kg/ sqm and minimum 3mm thick reinforced with polyster non wove fabric (wt. not less than 150 gms/sqm) including bitumen primer @ 0.3 Kg per Sqm by torch application method and applying aluminium paint over finished surface (overlap while torching shall be 75 mm on length and 100mm width side). All angles & abutments should sealed with extra care to ensure full bondage and cutting out grooves where necessary as per manufacturers instructions. 97 M&L double charged Vitrified ceramic tiles light shade 8 to 10 mm thick (square/rectangular) area of each tile notexceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match complete. 98 Description all as per ser item No 97 above but as in verticle surface or skirting complete. 99 Excavation in trenches in Soft/ loose soil n.exc 1.5 m wide & n. exc 1.5 m deep incl getting out 100 M&L PCC 1:4:8 type D2 using 40mm graded stone aggregate as in foundation. 101 M&L PCC Cement concrete type C2 (1:3:6) 40mm graded aggregate in foundations, and mass concrete. 102 Use and waste of Formwork to sides of concrete foundation , footings , bases of columns, and similar work; 103 M&L providing reinforced cement concrete type B-1, (1:2:4) (20 mm graded aggregate) in precast posts, straining or terminal postss, struts etc. for fencing average sectional area n exc 100 Sq. cm, with or without chamfered angles and flats, splayed rounded or mitred tops as directed or mitred tops as directed and fixed. 104 S &F TMT reinforcement bars 5mm dia and over upto incl 10mm in spacers,stirrup and binder . 105 Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm in soft loose soil 106 Removing surplus excavated materials soft loose (soil) to a distance exceeding 50 metre and depositing where directed at level not exceeding 1.5 metre above the starting point, including spreading, complete. 107 Taking down copper /aluminium point wiring (light, fan, bell,socketor power) complete including fixture and fittings such as switches , ceiling roses , pendent , regulators, sockets, light fitting etc.Removing materials to store for taking credit and making good distrubed surfaces ofwalls, floors etc complete all as specified and directed at site. 108 Taking down old/unserviceable distribution board by disconnection of electric connection carefully SPN DBs/TPN DBs/ Main Switch including old unserviceable MCCBs/ MCBs, Isolators, etc and making good to disturbed surface complete all as specified and directed. 109 Taking down ceiling fan/ exhaust fan and refixing of any sweep after disconnecting all necessary electrical connections from ceiling rose to fan, fan blades complete all as specified and as directed. 110 M & L for Point wiring using approved colour coding as per IS, with multistranded copper conductor1.5 Sq. mm (nominal area), two single core, PVC insulated and unsheathed FRLSH cable 1100 volts gradeISI-694 marked drawn through in and including heavy duty, PVC concealed conduit of white/ ivory colour including all accessories after chasing in wall/ceiling etc, heavy duty ISI marked, with GI sunken boxes 1.2 mm thick, 60 mm deep with earth dolly duly, covered with modular white cover plate with inner frame suitable for modular switches,including PVC insulated multistranded copper conductor 1.5 Sqmm (nominal area) single core FRLSH cable as earth continuity conductor to common earth and connecting to earth dolly includingcutting, chasses and makinggooddisturbed surface to match with existing finish with plaster complete all as specified and directed for the following :- (Note: Rate of modular cover plates are deemed to be included in the rate quoted) 111 One light point controlled by one, one way switch 5 Amps 112 One fan point/ exhaust fan point controlled by one, one way switch 5 Amps and regulator 113 One 3 pin 5 Amps switch socket outlet point controlled by one switch on the same board. 114 One 3 pin 5 Amps switch socket outlet point controlled by one switch on independent boad. 115 Description all as per item No 110 here in before butusing 2.5 sq mm single core copper conductor cable FRLSH of multistranded PVC insulated unsheathed 1100 volts grade for 5/15 amps switch socket cobmination point including necessary running of2.5 sq mm FRLSH copper conductor cable PVC wire as earth continuity conductor along with wiring and connecting to the common eath dolly. 116 S & F for Ceiling rose, surface Bakelite with 3 terminals, ISImarked for batten fitting complete all as specified 117 S & F for Modular Switch piano flush type, single pole, one way, and 5/6 Amp single module complete all as specified. 118 S & F for Modular Switch piano flush type, single pole, one way, and 15/16 Amp single module complete all as specified. 119 S & F for Modular Socket outlet multipurpose having provision for 3 pin, 5/6 Amp and 2 pin, 5/6 Amp, 2 module piano flush type complete all as specified. 120 S & F forModular Socket outlet multipurpose having provision for 3 pin, 15/16 Amp and 3 pin, 5/6 Amp, 2 module piano flush type complete all as specified. 121 S & Ffor modular step type fan regulator 120 watt 2 module suitable for 230 volt 50 Hz AC supply complete all as specified and as directed. 122 S & F for sheet metal enclosure MCBDBSPN8 way with 200 Amps rated bus bar 240 volts double door with magnitic locking system including necessary provision for inserting the DBs in wall by cutting the brick/stone masonary etc and making good of distrubed surface to match with existing colour of wall complete all as specified and as directed. 123 S & F for sheet metal enclosure MCBDBSPN4 way with 200 Amps rated bus bar 240 volts double door with magnitic locking system including necessary provision for inserting the DBs in wall by cutting the brick/stone masonary etc and making good of distrubed surface to match with existing colour of wall complete all as specified and as directed. 124 S & F for MCB Single pole and neutral rated capacity 40 to 63 Amps, 240 Volts breaking capacity 10 KA, C curve complete all as specified and as directed. 125 S & Ffor MCB Single pole rated capacity 5 to 32 Amps, 240 Volts breaking capacity 10 KA, C curve complete all as specified and as directed. 126 S & F for Lamp holder, PVC body suitable for batten fitting completes all as specified. 127 S & F for Highly efficient LED Bulbs, 9/10 W complete all as specified and directed 128 S & F forLED mirror light 9/10 watts batten aluminium extruded with decorative end caps complete all as specified and as directed. Make- Bajaj Havells, Philips. 129 S & F for Energy saving new generation 9/10 watts LED bulk head fitting IP 65 luminaire with opel diffuser pre wired with warranty option of 5 years from date of installation andnecessary mounting arrangements , provision of new 3 core multistrandedcopper conductor of size 23/0.193 from ceiling rose to fitting including LED bulb complete all as specified and as directed. Make :-HavellsBajajPhilips 130 S & F for wall mounted LED tube light fitting 20 watts batten for surface mounted, anodized extruded aluminium housing, high transmissitivity diffuser, high lumen ouputboxtype fitting, 230 volts and intregrated electronic driverconnector block etc with warranty option of 5 years from date of installation complete with all accessories internally pre wired andnecessary mounting arrangements, provision of new 3 core multistrandedcopper conductor of size 23/0.193 from ceiling rose to fitting complete all as specified and as directed. Make :- MakeBajajPhilips, Havells. 131 S & F Energy saving new generation environmental friendly long life versatile pressure die cast aluminium ip 66 for building security light fitting luminare with high power LEDs as light source and electronic driver of capacity 35 watts with pre wired and necessary mounting arrangement and provision of 2.5 sq mm three core copper conductor cable multi stranded from ceiling rose to light fitting including necessary dia GI pipe medium grade bracket 1.5 mtr long bend to required shape with clamps, nut, bolts complete all as directed by Engineer-in-charge.Make:- Bajaj, Philips, Havells 132 Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 35 Sqmm 4 core 133 Excavation in trenches n. exc 1.5 m wide & n. exc 1.5 m in depth for laying under ground cables/erection of pole and getting out in hard/dense soil, complete all as specified. 134 Returning, filling in including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick complete all as specified. 135 Removal of excavated surplus material (Soil) to a distance n.exc 50 mtr and depositing where directed at a level n.exc 1.5mtr above the starting point complete all as specified. 136 M&L for Sand filling in cable trenches for cable protection with clean dry sand unwashed including gently put in trences. 137 S&F for old size brick well burnt, laid flat, for cable protection complete all specified and directed. 138 M & L for Sub main wiring with approved colour coding as per IS with two single core PVC insulated FRLS cable with stranded copper conductor of size 4.0 Sqmm nominal area and drawing intoPVC non metallic rigid heavy duty PVC conduit of white/ ivory colour and its accessaries ISI marked heavy duty of suitable size concealed in wall etcincluding one run ofPVC insulated 2.5 Sqmm (nominal area) stranded copper conductor FRLS cable as earth wire complete all as specified and as directed. Note:- Two runs of 4.0 sqmm cable,one run of 2.5 sqmm cable and one run of PVC casing caping will be measured as one unit 139 S & F for metal body exhaust fan, AC single phase, 240 V of size 225 mm sweep 1380 rpm with louvers including necessary connection and replacement of flexible copper cable from ceiling rose and M&L for making hole and proper finishing the surface as existing before and taking down of old unserviceable fan complete all as specified and as directed 140 M& L for earthing complete with galvanised steel earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meters deep below normal ground level) with top edge of plate not less than 1.5 meter below normal ground level connected to galvanised earth wire 4mm dia by means of steel bolts, nuts, check nuts and washers all as shown in electrical plate No 3 of MES Schdule Part-I connected to earthing point and testing on completion with and including 15mm bore light grade GI protection pipe (upto 7.5 meter beyond outer edge of earth pit) PCC pit in mix 1:3:6 type C-1 with RCC 1:2:4 type B-1, 40 mm thick cover reinforced with 8mm dia TMT bars 3 Nos both ways with lifting hook made out of 6 mm dia bar, watering arrangement with funnel and wire mesh and 20 mm bore medium grade GI watering pipe common salt and charcoal filling, necessary excavation and earth work complete
