PROVN OF TOILET REPLACEMENT OF FALSE CEILING AND ASBESTOS SHEET IN BLDG NO SP3 AND SPL REPAIR REPLACEMENT OF UNSV PIPE LINES UNDER GE NARANGI

Amount

Excavation in trenches n.exc 1.5m wide and not exceeding 1.5 m in depth for foundation etc, or for shafts, wells, cess pits, manholes, pier holes, etc. not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out in soft / loose soil etc complete all as specified and as directed.

Returning, filling including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each in soft / loose soil etc complete all as specified and as directed.

Removing of surplus excavated material not exc 50m and depositing where directed at a level n. exc 1.5 m above the starting point etc complete all as specified and as directed.

Dismantling of asbestos cement sheet (corrugated or semi corrugated etc) as in roof covering complete all as specified and as directed.

M&L Pre- painted hot dip aluminium Zinc alloy metalic coated trapezoidal profile steel sheet 0.50mm thick ( Total coated thickness), any pattern corresponding to IS 15965 : 2012 of durability class 3, atmospheric classification category 3, coating class AZ 150 of an approved colour having yield strength of 550 Mpa as in roof covering/wall cladding, fixed with self tapping screws complete all as specified and as directed.

M&L Pre- painted hot dip aluminium Zinc alloy metalic coated plain steel sheet 0.50mm thick ( Total coated thickness), any pattern corresponding to IS 15965 : 2012 of durability class 3, atmospheric classification category 3, coating class AZ 150 of an approved colour having yield strength of 550 Mpa as in roof covering/wall cladding, fixed with self tapping screws as specified complete all as specified and as directed. Note: To be executed for provision of ridges and hips.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and as directed.

S&F Rolled mild steel joist, channel, angle or tee sections, fixed independently , without connecting platesetc. ( cut to ordinary lengths i.e within 20mm of the length indicated) Fe 410 (Gde E-250) quality B complete all as specified & as directed.

S&F in repairs, suspended false ceiling using E-grid 2430, 180 GSM (exposed ceiling suspension system ) of grid size 600mmx600 mm with main runner 38 mm x 24 mm and wall angle 24mm x 24mm using 4mm thick High Pressure stean Crude Everest Non Asbestos Fiber Cement plain Board (E-Board Classic) in & including a grid of GI system duly suspended with 4mm dia GI wire hanger fixed with steel dash fasteners or iron purlin from the roof with adjustment clip providing positions for light fixtures,air conditioning diffuser and ducts ,sprinkler ,smoke detectors etc.The main runners to be secured to structural soffits by hanger @ 1220 mm maximum c/c. the last hanger at the end of each main runner should not be placed at more than 450mm from the adjucent wall,Flush fitting 1220 mm cross tee to be interlocked between main runners @ 610mm c/c,so as to form 600mm x 600 mm grid complete all as specified and as directed.

M&L for hardcore of broken stone or boulders of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface etc complete all as specified and as directed.

M&L PCC (1:4:8) type D-2 (using 40 mm graded stone aggregate) in foundation filliing and mass concrete complete all as specified and as directed.

M&L for RCC 1:2:4 type B1 (20mm graded stone aggregate) nominal mix as in Foundations, including rafts, footings, foundation beams, plinth beams, bases for columns, etc, basement slabs, under-reamed piles and mass concrete etc complete all as directed.

M&L for RCC 1:2:4 type B1 (20mm graded stone aggregate) nominal mix as in Columns, pillars, piers, posts and struts etc.complete all as specified as directed.

M&L for RCC 1:2:4 type B1 (20mm graded stone aggregate) nominal mix as in Slabs supported on walls beams and columns in floors,roofs,landings, balconies,canopies,deck slabs and in shelves and the like etc complete all as specified as directed.

M&L for RCC 1:2:4 type B1(20mm graded stone aggregate) nominal mix as in beams, seimic bands, cantilevers, bressumers and lintels complete all as specified as directed.

M&L 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 as directed.

M&L Formwork to sides of pillars, posts, struts, piers, columns, and stanchions complete all as specified as directed.

M&LFormwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; n. exc 200m thick (Horizontal or sloping) complete all as specified as directed.

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

Demolition of brick work built in cement mortar including all quoins, arches, pillar including coping etc. complete all as specified and as directed.

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

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

Demolition of plain cement concrete in ground floors and pavings not exceeding 15 cm thickness (below or above ground level) complete all as specified and as directed.

Taking down cement plaster on walls, chajja surfaces, etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and as directed.

S&F aluminium anodised push pull type glazed door shutter single leaf including necesssary jointing cleats, glazing clips, rubber packing, snap beading, screws, handle, locking arrangements, with 5mm thick tinted quality float glass on both the panels as per Jindal Cat No. M-2016 with the following sections of aluminium A series. (i) Shutter top, bottom and middle rails - 85mmX44.45mmX1.40mm thick (ii) Shutter vertical rail - 47.62mmX44.45mm X 1.35mm thick (iii) Frame top and sides - 63.50mm X38.10mm X 1.31mm thick complete all as specified and as directed.

S&Faluminium anodised sliding glazed window ventilator shutter ( double leaf glazed shutter and single leaf mosquito proof shutter each in single frame work) without sash bars with anodised aluminium shutter of section 40mmX20mmX1.10mm thick and window chowkat of section 92.00mmX29.50mmX1.20mm thick including necessary jointing clips, glazing clips, rubber packing, snap beading , screws, handle, tower bolts and locking arrangements etc including 4mm thick sheet glass tinted quality on panel and stainless steel wirecloth or aluminium anodised wire cloth for mosquitto proofing, 0.45mm nominal dia and average width of aperture 1.40mm fixed with aluminium screws and tacks and making good disturbed surfaces complete all as specified and as directed.

S&F 30 mm thick Factory Made Solid Panel PVC Door Shutter consisting of frame made out of M.S. tubes of 19mm x 19mm for stiles, & 15mm x 15mm for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC sheet 5mm thick ‘C’ channel having a 5mm thick PVC sheet strip of 20mm width stuck inside with solvent cement, forming stiles, and plain colour PVC sheets for top rail, lock rail & bottom rail on either side, and as gap insert for top rail & bottom rail. Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with PVC sheet beading, and joined together with solvent cement adhesive etc. complete as per direction of Engineer-in-charge, manufacturer’s instructions and drawing. The width of stiles & rails will be in proportion to the width of the door shutter as per SSR Clause No 8B.2.1

M&L for Solid PVC Door Frame of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with M.S Square tube, supplying & fixing in opening as per specification & drawing etc complete all as directed.

S & F 75 mm size stainless steel butt hinges, complete all as specified and as directed.

S&F 150 mm size aluminum anodised, barrel tower bolts of extruded section etc complete all as directed.

S&F 150mm size extruded aluminium handles, febricated type, anodised complete all as specified and directed.

S&F stainless steel wire cloth, 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples etc complete all as directed.

M&L TMT steel bars 10mm dia and over, cut to length, bent to shape required, incl 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

M&L for mild steel TMT bars 5 mm dia and over upto and including 10mm dia cut to length, bent to shape required including cutting, cranking, hooking ends and binding with mild steel wire (annealed) not less than 0.90mm dia as in stirrups, spacers and binders complete all as specified and as directed.

M&L for 25mm thick PCC 1:2:4, type B1 (using 20mm graded stone aggregate) as in floor finished even and rough to receive top layers complete all as specified and as directed.

M&L for 100mm thick PCC 1:4:8 typeD-2 (using 40mm graded stone aggregate) as in subase complete all as directed.

M & L for 75 mm thick PCC 1:2:4, type B0 (using 12.5 mm graded stone aggregates) as in path / paving / hard standing / floor and finished the surface even and smooth without using extra cement complete all as specified and as directed.

M&L for 75 mm thick, PCC 1:3:6, type C2 (using 40 mm graded stone aggregate) as in plinth protection, etc finished the surface even and smooth without using extra cement including provision of joint of size 10 mm wide and 30 mm deep at every 2.4 mtrs interval filled with bitumastic compound etc complete all as specified and as direted.

Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust etc.complete all as specified and as directed .

M & L for coloured Non skid ceramic tiles 7 to 8 mm thick (Square/rectangular) area of each tile exc 0.06 sqm but n.exc 0.11 sqm, laid in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tile over and including 15mm thick screed bed in cement mortar 1:4 complete all as specified and as directed.

M & L for glazed ceramic coloured tiles 375x250x7mm/300x200x7mm /450X300X7mm thick, set and jointed in neat cement slurry and pointed in coloured cement as in vertical surfaces such as skirting, dados and risers to steps etc over and including 10 mm thick rendering in cement mortar (1:4) complete all as specified and as directed.

M&L for 18 to 20 mm thick granite (table rubbed and polished) in steps, jambs, pillars, window cills, cooking platform and the like including pointing in white cement 1:2 using granite dust with admixture of pigment to match with the shade of granite work including rounding of exposed edges of granite over and including 15mm thick backing coat in cement mortar 1:4 complete all as specified and as directed.

M & L pre-polished cement concrete chequered tiles area of each tiles exc 0.06 Sqm but n exc 0.11 Sqm and 25 mm thick with white cement and pigments of approved make jointed with cement slurry and pointed with white cement mixed with pigment to match with the tiles over and including screed bed of 20 mm thick in cement mortar (1:6) complete all as specified and directed.

M&L for 5mm thick rendering in CM 1:3 on concrete surfaces in ceiling finished even and smooth without using extra cement complete all as specified and as directed.

M&L for 15 mm thick rendering in CM 1:6 on brick/ concrete surfaces and finishing the surfaces even and smooth without using extra cement complete all as specified and as directed.

M&L for 15 mm thick rendering in CM 1:4 on brick/ concrete surfaces and finishing the surfaces even and smooth without using extra cement complete all as specified and as directed.

M&L for 15mm thick rendering in cement mortar (1:4), in two layers, to fair faces of brick or concrete wall surfaces, top layer 5 mm thick mixed with water proofing compound (@ 2% by weight of cement or as per manufacture's instructions), finished even and smooth without using extra cement complete all as specifed and directed. (Note : Water proofing compound to be measured and paid separately as "Supply only")

Supply only integral water proofing compound complete all as specified and as directed.

M&L for complete removal of existing treatment of wall surfaces, applying two coat of oil bound distemper over a coat of primer including 1 mm thick (average) wall care putty complete all as specified and directed .

M&L for preparation of newly plastered surfaces of wall applying 1mm thick wall care putty on plastered surfaces of wall and applying two coats of distemper oil emulsion over a coat of alkali resistant primer complete all as specified and as directed.

M & L for complete removal of existing treatment of wall surfaces including filling the holes and cracks with white cement and applying two coats of acrylic exterior weather resistant paint ( weather proof paint) over a coat of primer including applying 1mm thick ( average) wall care putty complete all as specified and as directed.

M & L for preparation of newly plastered surfaces of wall and applying two coats of acrylic exterior weather resistant paint ( weather proof paint) over a coat of primer including applying 1mm thick ( average) wall care putty complete all as specified and as directed.

M&L for preparation of newly plastered surfaces of wall and applying two coats of cement based paint over a coat of alkali resistant primer complete all as specified and as directed.

M&L for preparation of new plastered surfaces of wall and applying three coats of white wash complete all as specified and as directed.

M&L for preparation of new plastered surfaces of ceiling and applying three coats of white wash complete all as specified and as directed.

Supplying, laying & testing 100 mm dia ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating duly ISI marked laid in trenches including making good disturbed surfaces of road /pavement/PCC surface as required including taking out old existing pipeline of any description and size complete all as specified and as directed.

M&L for Ductile iron (DI) fittings 100 mm to 450 mm bore for spigot and socketed pipes such as bends (any type radius and angle), tappers any type (straight, bend, increasing, decreasing or double socket type etc), tee pieces, single branch, Y junction, double branch, cross (all sockets or socket and spigot etc), collars, caps & plugs etc. conforming to IS 9523 complete all as specified and as directed.

S&F in repair Straight plain brass ferrules 20mm (or connecting screws) screwed both ends and fixed complete all as specified and as directed.

S&F in repairs, sluice valve (heavy duty) with heavy duty stainless steel spindle conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 100 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed.

S&F GI tubing 50 mm bore, medium grade with all fittings and fixed complete laid in trenches including taking out old existing pipeline of any description and size complete all as specified and as directed.

S&F GI tubing 25 mm bore, medium grade with all fittings and fixed complete laid in trenches including taking out old existing pipeline of any description and size complete all as specified and as directed.

S&F GI tubing 20 mm bore, medium grade with all fittings and fixed complete laid in trenches including taking out old existing pipeline of any description and size complete all as specified and as directed.

S & F in repairs 50 mm bore gun metal globe or gate valve cast copper alloy, screwed down, high pressure with iron wheel head screwed both ends for iron pipe complete all as specified and as directed.

S & F in repairs 20 mm bore gun metal globe or gate valve cast copper alloy, screwed down, high pressure with iron wheel head screwed both ends for iron pipe complete all as specified and as directed.

S & F 25 mm bore gun metal globe or gate valve cast copper alloy, screwed down, high pressure with iron wheel head screwed both ends for iron pipe complete all as specified and as directed.

S & F GI tubing 15mm bore, medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed.

S & F GI tubing 20mm bore, medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed.

S&F 15mm dia Bib taps quarter turn cast copper alloy chromium plated, with crutch or butter fly handles screwed down for iron pipe or for brass ferrule complete all as specified and directed.

Cutting chases, pinning in, making good to facing where required and pointing in cement mortar (1:3) to ends or edges of landings, steps, cills, sunsheds, shelves, lintel etc and cutting chases for concealed water tubing or concealed conduit wiring etc n. exc. 10 cm width or girth complete all as specified and as directed.

S & F health faucet ABS with 1.2m SS flexible tube and ABS wall hook fixed with necessary fixers complete all as specified and as directed.

S&F stop valves/ angular stop valve,15mm dia, cast copper alloy, fancy type, chromium plated, screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or unions complete all as specified and as directed.

S&F stop valves/ angular stop valve, 20mm dia, cast copper alloy, fancy type, chromium plated, screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or unions complete all as specified and as directed.

S&F 15mm bore pillar taps quarter turn cast copper alloy with capstan heads chromium plated screwed down high pressure with or without lettered 'HOT' or 'COLD' with long screwed shanks and fly nuts screwed for iron pipe and fixed complete all as specified and directed.

S&F in repair 15mm bore dia of concealed angle valves cast copper alloy fancy type chromium plated with long shank and cup complete all as specified and as directed.

S&F in repair 15mm bore dia of concealed stop valves cast copper alloy fancy type chromium plated with long shank and cup complete all as specified and as directed.

S&F rotational moulded polyethylene water storage tank 500 litre capacity of triple layered layer wall construction (Cylindrical, vertical with closed top) hoisted and fixed in position including 20 mm dia ball brass valves, high pressure with polythene float and fly nut complete screwed for iron pipe or brass ferrule complete all as specified and directed.

S & F, towel ring brass chromium plated including brass chromium plated brackets complete all as specified and as directed. Make : Prayag, Cat No BA-41 or equivalent in Jaquar / ESS ESS

S&F fancy type Brass chromium plated 600mm long Towel Rail 20mm dia fixed with screws and wooden/plastic cleats etc. complete all as specified and directed.

S & F , toilet paper holder chromium plated fixed to wall with chromium plated bracket complete all as specified and as directed.

S&F 20mm dia aluminium anodised curtain rod ( wall to wall or flush to wall) including aluminium anodised brackets complete all as specified and directed

S&F chromium plated soap dish of approximate size 160x160x90mm embedded in wall complete all as specified & as directed.

S&F Cast iron floor trap100mm dia with grating including jointing to waste pipe fixed in cement concrete type B-I ( 1:2:4) complete all as specified & as directed.

S&F 110 mm dia PVC (SWR) pipes, single socketed in any length with rubber ring joints laid in trenches or in floors complete all as specified and directed

S&F 110 mm dia PVC (SWR) bends of any radius complete all as specified and directed

M/L PCC 1:3:6 type C-2 ( 40mm graded aggregate) as in concrete bed to drain pipe 110/150 mm dia including packing under , and haunching against the sides of pipes after they are laid and tested complete all as specified and directed.

S & F, 125 mm, dia chromium plated, swivel type shower rose with 190 mm long chromium plated shower arm and wall flange suitable for fixing 15 mm bore iron pipe complete all as specified and as directed.

S&F Vitreous china wash down one piece water closet pan ( EWC) Italian collection ( RENE STARWHITE) of size 59cmX 36cm X 71cm ( Pedestal pattern) complete series, white including vitreous china flushing cistern ( inbuilt with EWC) and plastic water closet seat white closed pattern with flat bottom, and cover mild steel chromium plated or aluminium hinging device including connection to drain and to flushing pipe, antisyphonage pipe etc complete all as specified and directed. Make : Hindware Cat No. 92088 ( S-30).

S&F vitreous china wash basin white oval type of size 380mmX300mm including all fittings (waste coupling 32mm bore CP, 32mm bore PVC waste pipe, cast iron brackets etc shall be deemed to be included in the quoted rate) complete all as specified and directed.

S&F in repair vitreous china wash basin white flat back size 550 mm x 400mm including all fittings including cutting for and pinning in ends of brackets or erecting stand etc complete (waste coupling 32mm bore CP, 32mm bore PVC waste pipe, cast iron brackets etc shall be deemed to be included in the quoted rate) complete all as specified and directed.

S&F in repair PVC low level flushing cistern 10 litres capacity with inlet ball valve, float and handles including brackets complete all as specified and directed.

S&F vitreous china urinal half stall type ( excluding flushing cistern) including urinal spreader, PVC connection, 40mm PVC waste pipe with CP waste coupling 40mm providing and fixing plugs bedding urinal against wall in cement mortar 1:2 securing urinal to plugs with and including 60mm long brass screws pointing around urinal back in cement etc complete all as specified and directed.

S & F chromium plated centre hole wash basin mixer 15mm size complete all as specified and as directed.

S &F corner Glass shelf fency type of size 250 mm x250 mm/ 300X300mm fixed with CP brass brackets complete all as specified and as directed. Make : Prayag, Cat No BEA-47 or equivalent in Jaquar / ESS ESS

S & F, Glass shelf of size 450 mm x150 mm with chromium plated guard rail below mirror for keeping soap box complete all as specified and as directed. Make : Prayag, Cat No BEA-47 or equivalent in Jaquar / ESS ESS

M&L for point wiring with 1.5 sqmm, single core, PVC insulated and PVC unsheathed FRLS cable, 1100 volts grade IS-694 marked, with multistranded copper conductors and earth continuity wire with 1.5 Sqmm cable (including connecting to earth dolly) laid/fixed in and including concealed in PVC rigid conduit on walls/ceiling, and also including sunk type pressed steel terminal box made out of galvanised iron sheet thickness not less than 1mm and 3 mm thick plastic laminated sheet top covers for one light/fan/exhaust fan point controlled by one number one way 5 Amp switch complete all as specified and as directed.

All as per item serial No 97 here-in-before but One 3 pin socket outlet 5 amps on the same board with other switches

S&F switch piano, flush type single pole one way 5 Amps 230 volt complete all as directed.

S&F socket outlet 3 pin, 2-in-1, 5 Amps flush type complete all as directed.

S&F ceiling rose surface bakelite 65x50mm three terminal complete all as directed.

S&F lamp holder insulated PVC/ Polycarbonate/ bakelite body, with back plate suitable for batten fitting or PVC round or squre box, complete all as directed

S&F Environmental friendly, ultra modern, energy saving, surface mounted, decorative hexagonal bulk head black-lit LED10 W -IP-66 luminaire comprising of high brightness LEDs complete all as specified and as directed. Make:- Havells Model HEXAFT10WLED857SSYMBOPC or equivalent Model of make : Philips / Crompton /GE.

S&F LED light fitting of approved make 1X 20 W, 220V, AC decorative batten type with driver, holder including LED lamp and connecting up with three core flexible copper conductor cable of suitable size complete all as directed.

S&F LED street light fittings of approved make 35 W 230 V AC outdoor type with high pressure diecast aluminium housing and heat resistant complete with driver, lamp, bracket with impact and corrosion resistant including thermal management in multiple optics complete wit IP 65/66 protectioncomplete all as directed.

M&L building secruity light bracket made out of 40 mm bore medium grade GI Pipe with two sets clamps, with nuts and bolts, bend to shape for fixing street light luminaries all as directed, length of GI Pipe shall not be less than 2.0 mtrs complete all as specified and directed.

S & F SPN DBs 4 Ways, double door, protection class IP-43 suitable for mounting MCB, DBs conforming to IS-13032, IS-8623, BS-5484 with min 100 Amp rating copper bus bar complete all as specified and as directed. Make :- Legrand Cat No 5076 11 or equivalent model in Siemens / Schneider

S&F MCBs, SP 6 to 32 Amps, 10 KA, 'C' curve IS/IEC 60898-1 2002 marked fixing in DBs complete all as specified and as directed. Make :- Legrand Model 4085 90 to 95 orequivalent model in Siemens / Schneider/L&T

S&F MCBs, SPN 32 Amps, 10 KA, 'C' curve IS/IEC 60898-1 2002 marked fixing in DBs complete all as specified and as directed. Make :- Legrand Model 4086 09 to 17 or equivalent model in Siemens / Schneider/L&T

Supply, laying and testing of XLPE insulated, PVC sheathed, armoured, heavy duty electric under ground cable, with stranded aluminium conductor, 1100 Volts grade of size 10 sqmm 2 core laid in trenches / floor or fixed on wall /pole with brass compression cable glands, terminal lugs etc, complete all as specified and as directed.

Supply and spreading fine dry river sand for cushing to UG cable including spreading levelling and hand punning etc complete all as specified and directed.

M&L for sub class 'B' old size bricks laid in trenches for cable protection laid flat width wise along the length of cable complete all as specified and directed.

S&F Exhaust fans AC single phase 230/ 240 V ,50 Hz metallic heavy body of size 300 mm sweep, 1400 RPM with louver fixing with 4 no hold fastener nut and bolt with washer and connecting with flexiable PVC insulated multistranded copper conductor cable of size 1.5 sqmm including civil work opening on wall and making good surface complete all as specified and directed. (Make-USHA, Model-300MM S.PH TURBO HDEF 900 RPM or equivalent model of make Havells/Bajaj /Crompton)

Earthing complete with GI earth plate electrode of size 60cm x 60cm x 6mm buried directly in ground vertically at a depth not less than 2.25 metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level sorrounded from all sides by 15cm thick and packed layer of charcoal dust and common salt fliing in alternate layers etc and connected to and including galvanised earth lead wire 4 mm upto 7.5 mtr by means of bolts, nuts, check nuts and washers made of galvanised iron and protected by light grade 20 mm dia GI pipe connected to main control board and GI pipe medium grade 40 mm bore for watering and including funnel, wire mesh, charcoal salt etc RCC pit cover flush to earth pit 50mm thick reinforced with 8mm TMT bar 100mmC/C and PCC chamber pit with PCC (1:3:6) type C1 (using 20mm graded aggregate) including earthwork disposal of surplus soil to distance not exceeding 50 metre) and testing after completion all as specified and shown on plate No 3 of SSR Part-I 2009 .

KAMAKHYA CONSTRUCTION & BUILDERS

Ms Sukumar Talukdar and Co.

M/s Rawat Enterprises