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| 1 | M&L for surface excavation in any type of soil not execeding 30 CM deep and averaging 15 CM deep and getting out complete all as specified and directed. |
| 2 | Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; forfoundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in any type of soil complete all as specified and directed . |
| 3 | Description all as per item No. 02 but dept exc 1.5m and n exc 3 mtr in depth and getting out in any type of soil complete all as specified and directed. |
| 4 | M&L for cement concrete 1:4:8 type D-2 using (40mm graded crushed stone aggregate) as in foundations,filling and mass concrete complete allas specifed and directed. |
| 5 | M&L for M-25, Design Mix RCC for foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete allas specifed and directed. |
| 6 | M&L forM-25, Design Mix RCC for slabs supported on walls, beams and columns in floors,roofs, landings, balconies,canopies, deck slabs and in shelves and the like complete allas specifed and directed. |
| 7 | Description all as per item No.06 above but as in Chajjas complete all as specified and directed. |
| 8 | M&L forM-25 Design Mix RCC for Beams, cantilevers, bressummers, lintel band etc complete all as specified and directed. |
| 9 | M&L forM-25 Design Mix RCC for Columns, pillars, piers, posts and struts etc complete all as specified and directed. |
| 10 | M&L for 40mm thick damp proof course in cement concrete 1:2:4 type B-0,to horizontal or vertical surfaces including necessary formwork complete all as specified and directed. |
| 11 | Preconstruction Antitermite treatment forbottom and sides ofcoloum at the rate of 5 litres of emulsion per square metre of surface area complete all as specified and directed. |
| 12 | Antitermite treatment Treating the backfill in contact with foundation at the rate of 7.5 litres of emulsion per square metre of vertical surface (Area of the sub structure in contact with backfill to be measured) complete all as specified and directed. |
| 13 | Antitermite treatment Treating the top surface of filled of flooring at the rate of 5 litres of emulsion per square metre of surface complete all as specified and directed. |
| 14 | Antitermite treatment Treating the soil under plinth protection at the rate of 5 litres of emulsion per square metre of surface area complete all as specified and directed. |
| 15 | Antitermite treatment Treating the soil along with internal/external perimeter of building at the rate of 2.25 litre of emulsion per metre of the perimeter wall complete all as specified and directed. |
| 16 | Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams,sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter complete all as specified and directed. |
| 17 | Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work;not exceeding 200mm thick (Horizontal or sloping) complete all as specified and directed. |
| 18 | Formwork to edges of concrete flats, treads, breaks in floors,window cills, concrete railings,openings in concrete walls, floor and roofs n exc 20cm wide and sides of RCC/PCC bands in walls, horizontalor sloping and similar work exc 10cm but n exc 20cm wide complete all as specified and directed. |
| 19 | Formwork to chullah hoods, chajjas,troughs and similar items including edges complete all as specified and directed. |
| 20 | Formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers,lintels, cantilevers, shelves including sup- ports, overhangs, etc. also splays between floors and beams, etc. |
| 21 | Formwork to sides of pillars,posts, struts, piers, columns and stanchions complete all as specified and directed.Note for item No. 16 to 21 :- Irespective of whatever mentioned in the tender documents steel form work shall be used in all situation by the contractor without any price adjustment and rates quoted by the contractor are deemed to be included such provision. |
| 22 | M&L for RCC C1 1:3:6 type C-1 using (20 mm graded crushed stone aggregate) Pre-cast cement concrete block masonry with solid blocks, exc. 10cm in width and setting in mortar in CM (1:6),complete all as specified and directed. |
| 23 | M&L for TMT bars 10 mm dia and over cut to length ,bent to shape required , including cranking , bending , spirally for hooping forcolumns , hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips as in reinforcement all as specified and directed. |
| 24 | Description all as per item No.23 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified and directed. |
| 25 | Steel windows with side hung shutters including projecting type hinges with steel handle, and steel peg stay, complete with glazing bars,dovetailed or welded complete all as specified and directed. |
| 26 | Description all as per item No.25 above but without glazing bars complete all as specified and directed. |
| 27 | S&F 4mm thick sheet glass, ordinary quality, in squares exc 0.5 sq. m each pane complete all as specified and directed. |
| 28 | S&F stainless steel wire cloth 0.50 mm nominal dia of wire and average width of aperture 1.18 mm fixed with MS screw & bolts etc complete all as specified and directed. |
| 29 | 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 to Fe.290.Gde-E-165 complete all as specified and directed. |
| 30 | S&F 1.25mm thick steel rolling shutters as specified including top cover, anchoring rod, lath patty, cranked wheel, helical spring , gear box sets, shaft 50mm mild steel pipe, ball bearing for 50mm dia pipe,hasp and staple and one shop coat of primer;erected in position as indicated, complete withgear operated type with chain wheel and hand chainthickness of laths 1.25mm complete all as specified and directed. |
| 31 | S&F safety lever locks mild steel with 4 levers for rolling shutters complete all as specified and directed. |
| 32 | S&F Ball bearing for rolling shutters complete all as specified and directed. |
| 33 | S&F Pressed steel frames for doors of size 125mmx 60mm with one or more rebates including necessary fixing lugs, hinges, lock strike plate,MS hold fast etc.,including cement concrete 1:3:6 type C-1 filling in back of frame chowkat , complete all as specified and directed. |
| 34 | S&F 35mm thick flush shutters, solid core construction, with block board core and plywood face panels, commercial type on both sides complete all as specified and directed. |
| 35 | S&F 100mm long MS Butt hinges, medium weight, cold rolled mild steel, and fixed complete all as specified and directed. |
| 36 | S&F 150mm long aluminium extruded aluminium alloy handles, fabricated type,anodised complete all as specified and directed. |
| 37 | S&F 200mmlong aluminium anodised,barrel tower bolts of extruded section and fixed complete all as specified and directed. |
| 38 | S&F 300mm long aluminium alloy, anodised,sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy and fixed complete all as specified and directed. |
| 39 | S&F aluminium die cast body 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 directed. |
| 40 | M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces in CM (1:6) finished even & smooth (without using extra cement) complete all as specified and directed. |
| 41 | M&L for rendering 5mm thick on fair faces of brick work or concrete surfaces as in ceiling in CM 1:3,surfaces finished even and smooth without using extra cement complete all as specified and directed. |
| 42 | M&L for rendering in CM (1:4) 15mm thick over RCC roof / brick wallor concrete surface mixed withliquid water proofing compound as per manufacture instructions, finished even and smooth without using extra cement complete all as specified and directed. |
| 43 | Supply only Liquid water proofing compoundof approved quality (ISI marked) complete all as specified and directed.Note for item No. 41 & 42 :- The WPC shall be measured and paid seperately. |
| 44 | M&L for applying twocoats of washable oil bound distemper over a coat of Chalk whiting, on plastered surfaces,prepara tory to distempering,complete all as specified and directed. |
| 45 | M&L for preparation new plastered surfaces ofceiling or of any description surfaces and applying three coats of white washing complete all as specified and directed. |
| 46 | M&L for preparation of new plastered surfaces of wall and applying two coats of cement base paint over a coat of priming plastered and other surfaces with alkali resistant priming paint complete all as specified and directed. |
| 47 | Preparing new steel surfaces exceeding 10 cm width or girth and applying two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed. |
| 48 | Preparing new wooden surfaces exceeding 10 cm width or girth and applying two coat of synthetic enamel paint over a coat of pink primer complete all as specified and directed. |
| 49 | M&L for Hardcore of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface in broken stone or boulders complete all as specified and directed. |
| 50 | M&L for 100 mm thick cement concrete 1:4:8 type D-2 using (40mm graded crushed stoneaggregate) as in sub base of flooring surface finished even and faircomplete all as specified and directed. |
| 51 | M&L for 75 mm thick laid in panels, surface finished even and smooth without using extra cement concrete ,1:3:6 type C1 using (20mm gradedcrushed stone aggregate) as in plinth protection complete all as specified and directed. |
| 52 | M&L for Forming Construction joint 30mm deep x 10mm wide filled with sealing compound grade \"A\" complete all as specified and directed. |
| 53 | M&L for 25 mm thick cement concrete ,1:2:4 type B1 using (20mm graded crushed stone aggregate) as in level course complete all as specified and directed. |
| 54 | M&L for Machine cut kota stone slab flooring 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 screed bed or bedding layer of mortar 20 mm thick for laying floor finishes in CM 1:6 including rubbing finishing etc complete all as specified and directed. |
| 55 | M&L for Kota stone slab 20-25mm thick in riser of steps, skirting, dado and pillar laid over cement screed and jointed including 10mm thick backing plaster in CM 1: 4,complete all as specified and directed. |
| 56 | M&L for broken stone/ bricks / sand dust filling under floors or in foundations including watering and consolidation complete all as specified and directed. |
| 57 | Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed. |
| 58 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and directed. |
| 59 | Material and labour for water proofing treatment of new roofs as per details given below ,cleaning the new surface with water and using wire brush including removing debris to outside the MOD land complete all as specified and as directed :- |
| 60 | (a) Bring upto the slope by providing PCC 1:2:4 type B1 (using 20mm graded stone aggregates) of average thickness of concrete 25 mm. |
| 61 | (b) Rendering 10mm thick in CM 1:3on concrete roof surfaces and finish the surface even and smooth without using extra cement including mixingwater proofing compound as per manufacturer’s instructions. |
| 62 | (c) Surface to be cleaned with high speed water jet & vacuum cleaner for thorough cleaning of the surface to avoid ‘Peeling off’ problems. |
| 63 | (d) All cracks at corner joints, channels and parapets should be properly treated.For filling cracks upto 3mm crack seal material of M/s Asian paints or equivalent inM/s Dr Fixit or M/s Pidilite or M/s Sika chemicalor M/s Berger paints to be used. Bigger cracks, damagedportions & hollow areas must be repaired with polymer modified cement mortar. |
| 64 | (e) Apply a coat of self priming smart care damp proof ultra (Code 5698) ofM/s Asian paints or equivalent in M/s Berger paints orM/s Dr Fixit or M/s Pidilite or M/s Sika chemical with 33% dilution with water using brush/roller on newly plastered surface after curing as per IS-456 and allow to dry for 4 to 6 hours (dilution & forced coverage requirement strictly as per manufacturer’s instructions). |
| 65 | (f) After the primed surface has dried, apply first coat of water proofing smart care damp proof ultra (Code 5698) of M/s Asian paints or equivalent in M/s Berger paints orM/s Dr Fixit or M/s Pidilite or M/s Sika chemicalusing brush/roller on the same primed surface & allow to dry for 4 to 6 hours. |
| 66 | (g) Prepare for applying2nd coat of water proofing smart care damp proof ultra (Code 5698) of M/s Asian paints or equivalent in M/s Berger paints orM/s Dr Fixit or M/s Pidilite or M/s Sika chemicalusing brush/roller on the same surface.The temp to be maintained 25 to 35° C through out the all above application work. |
| 67 | (h) In case of severe dampness an additional coat of damp proof materials to be applied by the contractor. |
| 68 | Note for item No 60 to 67:- (i) The work shall be carried out through authorized and qualified applicators of the following manufacturers only. MOU to be submitted before commencement of work. Make : M/s Asian paints or equivalent in M/s Berger paints orM/s Dr Fixit or M/s Pidilite or M/s Sika chemical |
| 69 | (ii) A performance guarantee certificate for 10 years shall be submitted by the contractor to the GE on completion of work as specified. |
| 70 | (iii) The unit quoted rate is deemed to include taking down of water pipeline, tanks, wires (etc) found on roof and refix at the original position after complete of treatment of roof. |
| 71 | (iv)The unit quoted rate shall be inclusive of material, all labours, tools and plants including scaffolding required for working upto approx 7.5 mtr height from natural ground level. |
| 72 | (v)The unit rate quoted for item is deemed to include for Removing of accumulated earth of any width and depth upto 15 cm cleaning/cutting the grass with hand operated petrol/kerosene driven grass cutting machine and removing the grass waste around 3 m from plinth protectionto outside MD land. |
| 73 | (vi)Adoption of necessary safety arrangement like safety belts, ropes, helmets, netting etc. which are required for safety of working labour at height exceeding 3 to 7.50 mtr height shall be mandatary and deemed to be included in the unit rate quoted. |
| 74 | M&L for 75 mm thick cement concrete ,1:4:8 type D2 using(40mm gradedcrushed stone aggregate) as in sub base of flooring surface finished even and fair complete all as specified and directed. |
| 75 | 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 complete all as specified and directed. |
| 76 | Excavating in post holes (or similar holes) each n exc 0.5 cum getting out ,returning,filling in and ramming earth or broken rubble mixed with earth, in layers n exc 25 cm in hard/dense soil,watering and removing surplus soil to a distance n exc 50 m and making good surface complete all as specified and directed. |
| 77 | M&L Cement Concrete1:3:6 Type C2 (using 40 mm gradedcrushed stone aggregate)as in foundation, fillings, posts and mass,concrete complete all as specified and directed. |
| 78 | Site clearance by Scraping of grass/wild growth/trees cutting n.exc 0.30m girth etc in soft/loose soil by manually/mechanically including removing of rubbish from the site to a distance exc, 250m but n. exc 500m and deposited where directed at a level not exc. 1.5m above the starting point, complete all as specified and as directed |
| 79 | M&L Cement concrete 1:2:4 type B1 using 20 mm graded crushed 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, as directed . |
| 80 | M&L 10 mm thick cement plaster in CM 1:6 on fair faces of brick work/concrete etc finished even and smooth without using extra cement complete all as specified and directed. |
| 81 | S & F mild steelwork in framed brackets of angle or tees, C Channels, I sections with web flanges cut to shape, drilled and countersunk of screw, including bending and welding angles, as necessary, gusset plates, riveting, etc. n exc, 10 kg each bracket, and hanging also fastening and fixing complete conforming to Gde Fe 290, Gde E-165 complete all as specified and directed. |
| 82 | M&L MS round bars 10 mm and above , cut to length ,bent to shape required , including cranking , bending , spirally for hooping forcolumns , hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clipsFe-410-W(Gd E-250) quality -A or Fe 290(Gde-E-165). |
| 83 | S&F Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other or screwed both end each screwed end to be fitted with washers and one hexagonal or square nut, but length of bolt exc 10 cm andn exc 15 cm longof 5 to 10 mm dia of neckcomplete all as specified and directed. |
| 84 | Supply only Chain Link MS galvanised fencing of any size or typecomplete all as specified and directed. |
| 85 | Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provission of binding wire etccomplete all as specified and directed. |
| 86 | S&F steel work tubular truses including special shaped washer etc complete using ERW or induction butt welded tubes confirming o IS 1161-1998 grade St 240 complete all as specified and directed. |
| 87 | M&L for preparation of new steel surfaces of any description, not exc 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat ofprimercomplete all as specified and directed. |
| 88 | M&L Providing precast cement concrete 1:2:4 type B1 using 20mm graded stone aggregate, set in CM 1:4 as in cover slab and similar work incl necessary formworkcomplete all as specified and directed. |
| 89 | M&L100 mm thick, Cement concrete 1:2:4,type B2 using 40 mm graded crushed stone aggregate as in pavings, hardstandings and similar work, surface finished even and smooth without using extra cement complete all as specified and directed. |
| 90 | M&L Forming 12 mm thick Expansion joints filled with pre-formed bituminous filler and top 30 mm primed and sealed with sealing compound, Grade \"A\", as in 100 mm thikness of concrete slabcomplete all as specified and directed. |
| 91 | M&L Forming Contraction(Dummy) joints 65 mm deep x 10 mm wide, filled with Grade \"A\" sealing compoundcomplete all as specified and directed. |
| 92 | Material and labourfor point wiring complete with 1.5 Sqmm single core PVC insulated, unsheathed (FRLS) 1100 volts grade, multi stranded with copper conductor drawn through and incl surface PVC Conduit concealed conduitwith accessories in wall/roof/ceiling etc incl MS modular terminal boxes, concealed surface to wallscovered with modular plates with cover etc and 1.5 Sqmm PVC insulated, unsheathed copper conductor multistrandedcable 1100V grade as earth continuity conductor & connecting to common earth dolly all as specified and directed for underentioned points :-Make of Cable : Plaza/ Polycab/ HavellsMake of Conduit : Supreme/ Diplast/ Avon PlastNote: (a) Switches, sockets outlets,Light fittngs, fans, bells & regulators etc shall be measured and paid for separetely). |
| 93 | (a) One light point/fan point controlled by one switch all as directed. |
| 94 | (b) One socket outlet 5 Amps controlled by one switch on the same board all as directed. |
| 95 | (c) One socket outlet 5 Amps controlled by one switch on independent board all as directed. |
| 96 | Description all as per item No. 92 above but with 4 Sq mm multi stranded copper conductor cable (FRLS) for one 15 Amps socket outlet controlled by one switch on independent board and 4 Sq mm PVC insulated multisranded copper conductor cable as continuous earth wire complete all as specified and directed. |
| 97 | Supply and Fixmodular Socket, 6A - 2/3 pin combined 2 module, complete all as specified and directed.Make : Legrand/ Crabtree/ Anchor/ Indo Asian |
| 98 | Supply and Fix modular Socket, 16A - 2/3 pin combined 2 module, complete all as specified and directed. Make : Legrand/ Crabtree/ Anchor/ Indo Asian |
| 99 | Supply and Fixmodular switch1 way 6 Amp.1 module, complete all as specified and directed.Make : Legrand/ Crabtree/ Anchor/ Indo Asian |
| 100 | Supply and Fixmodular switch1 way 16 Amp.1 module, complete all as specified and directed. Make :Legrand/ Crabtree/ Anchor/ Indo Asian |
| 101 | Supply & Fix Ceiling rose 3 Phase/ PVC/ Polycarbonate, Isolated body 6 Amps,250 volts AC(ISI marked), complete all as specified and directed |
| 102 | Supply and Fixing of 4 feet surface mounted batten type luminaire , lumen output of 2000 lumens, high efficiency long life LED package in integral module with lumen efficacy of >100 lm/w, viewing angle not less than 120° to ensure better uniformity with an operating voltage range from 140V-270V. The luminaire shall have a white aluminium extrusion housing with a poly carbonate diffuser to provide uniform light and sleek design with width not more than 22 mm. The luminaire shall have a CRI >80, Color temperature 6500K, THD <10% and PF >0.95,SDCM<5, IP20, IK02.Operating Temperature: -10 TO + 45 DEG.C; Input Supply Voltage Range:140-270 V, Frequency :50-55 HZ. The luminaire shall have flicker content<5% and shall have high and low cut off with auto restart feature.Driver Safety requirement stds: IS 15885-2-13. The luminaire shall have Class-1 Electrical insulation, Class-B serviceability . Test Report to be submitted from any govt of India approved lab , The luminaire and driver shall be BIS approved with \"R\" number mentioned will submitted at time of delivery, complete all as specified and directed.Make : Philips/ Bajaj/ CG/Havells. |
| 103 | Supply and fixingExhaust Fan 300 mm sweep, 230/240 volt AC single phase, heavy duty,1400 RPM, corrosion less mild steel body of motor, including necessary cutting, making holes on stone/brick walls where required, fixing arrangement with MS pipe 350 mm dia of required length for protectthe shape of stone masonry, suitable hold fast with necessary nut, bolts / screws with louver, writing MES No. with synthetic enamel paint all as specified and directed. Make- Havells /Bajaj/ CG |
| 104 | Supply and fiixing of Wall mounted industrial fan metal body 450 mm sweep high speed, single phase, 50 Hz energy efficient, Star rating , 230 Volts, conforming to ISI complete with necessary connection upto ceilling rose all as directed .Make- Havells /Bajaj/ CG |
| 105 | Supply and Fix for sheet metal enclosures for SPN DB\"s 240 volts, factory made double door flush type, IP-42 protection and all as per IS-8623, made from sheet metal 8 way 200 Amps rated bus bar to be fixed with wall all accessories complete all as specified and as directed.Make : Legrand/ L&T/ Indo Asian |
| 106 | S & Fsinglepole MCB 6 to 32 Amps, 240 v, 50 Hz ACsuitable for ‘C’ curve, 10 KA breaking capacity conforming to IS 8828 of 1996, completeall as specified and directed.Make : Legrand/ L&T/ Indo Asian |
| 107 | S & FMCB double pole 240 volts 16 to 40 Amps , 50 Hz ACsuitable for ‘C’ curve, 10 KA breaking capacity conforming to IS 8828 of 1996, completeall as specified and directed.Make : Legrand/ L&T/ Indo Asian |
| 108 | Material and labour for sub main wiring with two single core 6.0 Sqmm multi stranded copper conductor, FRLS PVC insulated, unsheathed cable including rigid non metallic PVC conduit medium grade, ISI marked, 20 mm dia for sub main wiring including 6 Sqmm FRLS PVC insulated and unsheathed stranded copper conductor as earth wire in concealed in wall of make & matching the existing surface completeall as specified and directed.Note:- Two runs of 6.0 Sqmm copper conductor cable, one run of 6 Sqmm copper conductor and one run of PVC conduit shall be measured as one unit. Make of Cable : Plaza/ Polycab/ HavellsMake of Conduit : Supreme/ Diplast/ Avon Plast |
| 109 | Material and labour for Spreading ribbed soil in trenches as in cable cushioning all as per IS 1255-1983, complete all as specified and directed.Note :- (i)Excavated approved soil shall be ribbed by using sieve to separate composite particles etc. as per IS and refilling in trenches before laying of cable 8 CM and 15 CM after laying of cable. This is then gently punned down to a depth of 10 cm above the top of upper most cable (ii) For the purpose of measurement only punned thickness shall be considered for payment. |
| 110 | M & L for Bricks covering with width equal to length of brick as mechanical protection to cable with well burnt sub class ‘B’ bricks laid dry flat complete all as specified and directed. |
| 111 | Material and labour for 3 ½ core 35 Sqmm XLPE insulated heavy duty electric cable with aluminium multi stranded conductor 1100 volts grade served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall sheathed laying in trenches/cable ducts, fixed to wall/pole, etc complete all as specified and directed. Make:- Havells/ Polycab/ RPG AsianNote - Earthwork and bricks to be paid separately under respective items of BOQ. |
| 112 | Earthing complete with glavanised steel earth plate elactrode 600x600x6.0 mm thick buried directly in ground (Earth pit not less than 2.25 mtr deep below ground leves) with top edge of the plate not less 1.5 mtr deep below normal ground level connected to galvanised earth lead wire 4.0 mm dia by means of nut , bolt, check nut and washer of galvanised iron or of steel, earth lead protected by 15 mm dia GI pipe light grade watering pipe 20 mm dia GI light grade GI wire mesh funnel alternate layer of charcoal and salt PCC chamber i PCC 1:3:6 type C-1 using 20 mm graded crushed stone aggregate and including RCC cover 50 mm thick in (1:2:4) type B-1 using 20 mm graded aggregate and reinforced with X pm including all necessary excavation and earth work, earth wire connected to main switch board, testing the earthing after completion all as specified and shown in electric plate No 5 of MES SSR Pt-I 1991 print and as directed. |
| 113 | Note:- (i)Item of earthing includes cost of excavation, removing, PCC Chamber, 15mm bore medium grade GI protection Pipe (7.5 Meters long) for earth lead any variation in length shall be adjusted through deviation order based on SSR rates enhanced by 25%,(ii)On testing after completion of earthing if the desired earth resistance is not obtained earthing will be re-done by the contractor at his own risk and cost to the entire satisfaction of Engr-in Charge. |
