tender for spl repair to taxila block bldg no p64 of academic dept at ota gaya; 1 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 keeping in safe custody or for taking credit (credit for above items should be made as per condition seperately) and making good disturbed surfaces of walls, floors etc complete all as specified and directed at site. 2 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. 3 taking down carefully copper/aluminium sub main wiring of any size fromsurface/ concealed/ existing conduit of any height and removing materials at site and making good disturbed surfaces of walls, floors roofs etc complete all as specified and directed. 4 m & l for point wiring using approved colour coding as per is with multistranded copper conductor 1.5 sqmm (nominal area), two single core, pvc insulated and unsheathed frls cable 1100 volts grade isi-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 including cutting, chasses and making good disturbed surface to match with existing finish with plaster complete all as specified and directed for the following :- 5 (a) one light point controlled by one way switch 5 amps 6 (b) one ceiling fan point/ exhaust fan point controlled by one, one way switch 5 amps and regulator 7 (c) one 3 pin 5 amps switch socket outlet point controlled by one switch on the same board. 8 (d) one 3 pin 5 amps switch socket outlet point controlled by one switch on independent board. 9 description all as per item no 4 here-in-before but using 2.5 sqmm single core copper conductor cable of multistranded frlsh, pvc insulated unsheathed 1100 volts grade for 5/15 amps switch socket combination point including necessary running of2.5 sq mm copper conductor frlsh, pvc wire as earth continuity conductor along with wiring and connecting to the common earth dolly. complete all as specified and directed 10 description all as per item no. 4 here in before butusing 4.0 sq mm single core copper conductor frls cable of multistranded pvc insulated unsheathed 1100 volts grade for 5/15 amps switch socket cobmination point including necessary running of4.0 sq mm pvc insulated copper conductor frls cable as earth continuity conductor along with wiring and connecting to the common eath dolly. (for ac point)complete all as specified and directed 11 s & f modular switch piano flushtype, single pole, one way and 5/6 amp single module complete complete all as specified and directed 12 s & f modular switch piano flush type, single pole, one way and 15/16 amp single module complete.complete all as specified and directed 13 s & f modular socket outlet multipurpose with provision of 3 pin, 5/6 amp and 2 pin, 5/6 amp, 2 module piano flush type complete. 14 s & f modular socket outlet multipurpose with provision of 3 pin, 15/16 amp and 3 pin, 5/6 amp, 2 module piano flush type complete. 15 s & f ceiling rose, surface bakelite with 3 terminals, isimarked for batten fitting complete all as specified. 16 s & fmodular ceiling fan regulator suitable electronic rotary step type 100 watt 1 module isi marked. 17 s & fmodular white cover plate with frame 3 module 18 s & fmodular white cover plate with frame 12 module 19 s & fmodular metal flush box for 3 module 20 s & fmodular metal flush box for 12 module 21 m & l for sub main wiring with approved colour coding as per is with four single core pvc insulated frls cable with stranded copper conductor of size 6 sq mm nominal area and drawing into suitable size of pvc non metallic rigid heavy duty pvc conduit of white/ ivory colour and its accessaries isi marked heavy duty of suitable sizeincluding concealed in wall etcone run of pvc insulated with 6.0 sqmm (nominal area) stranded copper conductor frls cable as earth wire complete all as specified and as directed. note:- four runs of 6 sqmm cable, two run of 4 sqmm cable and one run of pvc conduit will be measured as one unit 22 supply and fixmccbdistribution boarddouble door made out of crca mild steel sheet surfce with insulated material like polyester or with epoxy powder coating and ip 43& ik 09protection surface/concealed mounting vertical tpn 4 way, 440 volts with bus bar rating 200 amps (vertical operation) and suitble size of cable gland -02 nos, dust and vermin proofsuitable for incorporation of mccb 4 pole 125 amps 16 ka and mcbs and making all necessary connections complete all as specified and directed at site. 23 s & f for sheet metal enclosure mcb db spn 8 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. 24 supply and fix 4 pole mccb 100 to 125 amp, 50 hz, 415 v with rupturing capacity 35 ka complete all as specified and as directed. 25 s & f for mcb single pole and neutral rated capacity 40 amps, 240 volts breaking capacity 10 ka, c curve complete all as specified and as directed. 26 s & f for mcb single pole rated capacity 5 to 32 amps, 240 volts breaking capacity 10 ka, c curve complete all as specified and as directed. 27 s & f sheet metal enclosure for single pole and neutral with two pin and earth plug top and socket complete with one single pole mcb 20 amps complete all as specified and directed. 28 re-fixing of ceiling fans complete with blades, down rods, electronic regulator and accessories complete all as specified and as directed. 29 re-fixing of exhaust fans complete all as specified and as directed. 30 s&f in replacement of led panel light fitting 36 watt led (2x2 ft), led panel fitting, including led in white230 volt energy saving environmental friendly, long life, corrosion resistant, impact proof, surface mounting ip-65 luminaire with pc housing in opal finish suitable for wet location with brighness leds with all accessories internally prewired and including connected with twin core twisted flexible wire copper conductor cable with suitable size complete all as specified and directed. 31 s & f for wall mounted led tube light fitting 20 watts batten for surface mounted, anodized extruded aluminium housing, high transmissitivity diffuser, high lumen ouput box type 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 and necessary mounting arrangements, provision of new 3 core multistranded copper conductor of size 23/0.193 from ceiling rose to fitting complete all as specified and directed. 32 m & l for earthing complete with galvanized steel earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground vertically (earth pit not less than 2.25m deep below ground level) with top edge of the plate not less than 1.50 mtr deep below normal ground level, connecting to gi earth wire 4mm dia by means of bolts, nuts, check nuts, and washers of galvanized iron or steel including 15 mm dia medium grade protection pipe for earth lead complete with charcoal and common salt including watering arrangement with galvanized iron pipe light grade 20 mm dia, pcc chamber, ci frame and cover, ms funnel with wire mesh all as shown in electrical plate no 3 of ssr part i including excavation and earthwork in any type of soil/strata and testing on completion. note: gi earth wire 4 mm dia and 15 mm dia protection pipe upto 7.5 mtr from earth plate is deemed to be included in rate quoted. 33 supply, laying and testing cable xlpe insulated, screened, pvc bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 95 sqmm x 3.5 core passing through dwc hdpe / in trench including necessary connection with lugs and cable gland etc complete all as specified and directed. 34 galvanised iron steel tubes, isi marked light grade of size 40mm bore for cable protection along the poles under road under drains complete all as specified. 35 excavation in trenches n.exc 1.5 mtr wide and 1.5 mtr in depth in hard/dense soil for taking up/ laying of cable and getting out complete all as specified and directed. 36 returning, filling in excavated soil including spreading, leveling, watering and well ramming in layers n.exc 25 cm complete all as specified and directed. 37 removing surplus soil to a distance n.exc 50 mtr and making good the disturbed surfaces complete all as specified and directed. 38 supply and laying river bed fine sand in trenches/ ducts 15 cm under cable and 8 cm above the cable for cushioning / protection to cable including spreading, levelling and get thick 18cm after hand punning complete all as specified and directed at site. 39 supply and laying for brick of common burnt clay, sub class b old size laid flat and dry on cables as in cable protection in trenches over cables perpendicular to direction of cables abutting each other complete all as specified and directed. 40 dismantling of wall and ceiling boards, any thickness including cover fillets complete. 41 m & l for anodised aluminium snap grid frame work for false ceiling all as specified and as directed. 42 s&f 4mm thick hspc non asbestos fibre cement building boards fixed or laid/ inserted to timber/gi/aluminium framework with screws as in ceiling. 43 s & f sandwiched hollow pvc wall lining/panelling consisting of 5mm thick plain designer colour pvc sheet but single side prelam pvc sheet used instead of plain colour sheetinclusive of solvent cement and fixing at site on wall/pvc frame etc complete all as per specified and directed. 44 demolition of brickwork or stone/boulder masonry, built in cement mortar including all quions, arches, pillars, etc, dressed stone work and precast concrete article omplete all as specified and directed 45 m & l for brick work with subclass b bricks, straight or curved on plan exc 6m mean radius built in cm (1:6) complete. 46 m & l for brick work with subclass b bricks, (except bricks)straight or curved on plan exc 6m mean radius built in cm 1:6 complete. 47 m & l for brick work with sub class b bricks, in half brick thick wall, straight or curved on plan exc 6m mean radius built in cm (1:4) complete. 48 taking down cement plaster any description on brick or stone walls or wall tiles etc including raking out joints, hacking for key, scrubbing down with water complete all as specified and directed. 49 m&l for rendering 10mm thick internal wall surfaces on fair faces of brick work or concrete in cm (1:6) omplete all as specified and directed 50 m & l for rendering 15mm thick on fair faces of brick or concrete surfaces in cement plaster (1:4) using wpc 3% by weight of cement (wpc to be measured and paid separately) and finished even and smooth (without using extra cement) complete. omplete all as specified and directed 51 supply only integral water proofing compound 52 m & l for preparation of new plastered/decorated wall surfaces and applying two coats of distempering with oil bound distemperas per manufacturer instruction white or tinted complete all as specified and directed. 53 m & l for applying a thin layer of 0.50mm thick white wall care putty over newly plastered surface toprepare the surface even and smooth complete all as specified and directed. 54 m & l for preparation of old decorated surfaces including brooming down or steel wire brushing complete of walls and applying one coat of distempering with oil bound distemper as per manufacturer instruction white or tinted complete all as specified and directed. 55 m & l for applying a thin layer of 0.50mm thick birla white putty/jk white wall care putty on wall surfaces including removal of existing treatment and making the surface uniform and smooth complete all as specified and directed. 56 m & l for preparation of new plastered/decoarated wall surfaces and finishing walls with acrylic smooth exterior paint of required shade : new work (two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) complete all as specified and directed. 57 m&l for one coat of exterior weather coat paintwhite or tinted on walls or fascia of roof or chajjas on old decorated prepared plastered/painted surfaces of bldg all as specified & directed. 58 demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for and removing from the site. omplete all as specified and directed 59 m & l for providing 75mm thick pcc (1:3:6) type c-1, (using 20 mm graded aggregate) as sub base flooring complete and finishing surfaces even and smooth without using extra cement complete. omplete all as specified and directed 60 dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises. 61 m & l for cement concrete type b-0, (1:2:4) (12.5) mm graded aggregate), 25 mm thick in flooring etc complete all specified and as directed 62 m&l for vitrified ceramic tiles light shed 8 mm thick (square/ rectangular) polished, area of each tiles notexceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match over and incl 15mm thick screed bed or bedding layer with cm (1:6) complete. 63 all as per ser item no 23 above but as in vertical surfacesin skirting and dado including rendering/screeding including cement mortar (1:4) , 10 mm thick complete. 64 m & l for non skid ceramic coloured tiles 7 to 8mm thick (square/rectangular) area of each tile exc 0.06 sqm but not exc. 0.16 sqm , in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including 15mm thick screed bed or bedding layer with cm (1:6) complete. 65 m & l for coloured glazed ceramic tiles in vertical surface 7mm thickexc 0.06 sqm but not exc. 0.20 sqm, set and jointed in neat cement slurry and pointed in white or colour cement to match incl 10mm thick rendering in cement mortar 1:4as backing for tiles complete all as specified and as directed. (note : work will be carried out as in repair of patches in lieu of existing broken flooring/wall tiles) 66 m & l machine cut kota stone slab flooring 18-20mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and mirror polishing over and including screed bed or bedding layer of mortar 20 mm thick cement mortar (1:6) complete.(note : work will be carried out as in repair of patches in lieu of existing broken flooring) 67 m & l kota stone slab 15-18 mm thick in riser of steps, skirting, dado and pillar laid over cement screed and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing and incl 10mm thick rendering in cement mortar (1:4) , on fair faces of brick work or concrete surfaces as backing complete.(note : work will be carried out as in repair of patches in lieu of existing broken flooring) omplete all as specified and directed 68 m&l for 20mm thick granite slab, machine cut, well polished, bedded in 15mm thick in cm 1:6 as in cooking plaforms & like and jointed with grey cement slurry and pointed with white cement(1:2) using marble dust with admixtures of pigments to match the shade of granite stone including cutting, polishing and rounding of edges etc. complete all as specified and directed. 69 m & l mirror polishing on marble/ granite/ kota stone/ stone work where everrequired to give high gloss finish complete. omplete all as specified and directed 70 m & l for high strength coloured endura vitrified tiles min thkness 12 mm for heavy loads etc laid over and including 15 mm thick bedding layer in cement mortar 1:6set, jointed and pointedwith matching colour cement and using pigmentcomplete all as specified 71 m&l for preparation and filling of pitting/cracks (including v groove cutting of cracks/deepening) on surfaces with crack seal and finishing the surfaces as per existing treatment complete all as specified and directed. 72 taking down chowkhats or frames not exc 1.5 sqm (without taking shutters from the frame). omplete all as specified and directed 73 taking down chowkhats or frames exc 1.5 sqm but exc 4.0 sqm (without taking shutters from the frame). 74 s&faluminum frame powder coated for doors, windows, ventilators with one or more rebates including jointing cleat for fixing etc. complete all as specified and directed. 75 s&f anodised aluminium door shutter with powder coating (minimum thickness of powder coating 50 micron) aluminium sections weighing not less than 1.0 kg/m including necessary joining cleats, glazing clips, rubber neoprene packing, handles 2 nos in each door,anodised aluminium hinges, snap beading, screws,etc complete all as specified 76 s&fany colour, aluminum window and ventilator shutters, powder coated sliding/side hung type with sash bars, aluminium section weighing not less than 0.55 kg/ sqm including necessary jointing cleats, glazing clips, ruber packing, anodised aluminium snap beading, screws etc. complete all as specified and directed. 77 s&f anodised powder coated aluminium grills (anodised transparent or dyed to required shade according to is:1868 with anodic coating grade ac 15) of approved design/pattern, with approved standard section and fixed to the existing window frame with cp brass/ stainless steel screws @ 200mm centre to centre, including cuttung the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening, all as per requirement and direction omplete all as specified and directed 78 s & f in repairs double action floor spring hydraulically regulated made up of minimum 1.25 mm thick aluminium alloy sheet foundation box, main body with stainless steel cover, governing pivot made of brass, other parts made of mild steel heavy duty complete all as specified and directed 79 s&f in replacement aluminium (die cast body) door closer hydraulically regulated, designation no. 3, universal type, suitable for door shutters of 851 to 1000 mm in width andweight between 61 to 80 kg complete all as specified as directed. 80 s & f 100 mm long mortice latch with two levers(vertical type), mild steel body complete all as specified and directed. 81 s & f solid pvc door frame of size 50mm x 47mm made out of 5mm single side prelam pvc sheet & edges will be painted to match with prelam sheet reinforced with m.s. square tube, suppling & fixing in opening as per specification & drawing. omplete all as specified and directed 82 s&f solid pvc factory madedoor shutter of 30mm (style) consisting of frame made out of ms tubes for top bottom rails ms frame shall be covered with heat moulded plain coloured pvc c channel having a pvc sheet strip 20mm width stuck inside with solvent cement for stilesa and plain coloured pvc sheets for top rail, lock & bottom rail on either sides & as gap insert for top rail & bottom rail panelling ofplain colour pvc sheet to be fitted in the ms frame welded / sealed to the stiles & rails with suitable pvc sheet beeding and jointed together with solvent cement as pere specification and drawing. omplete all as specified and directed 83 s & f 100mmbutthinges, heavy weight, cold rolled mild steel, and fixed complete.omplete all as specified and directed 84 s & f 200 mm long aluminium anodised barrel tower boltof extruded section complete. omplete all as specified and directed 85 s & f aluminium handles, cast type, d shape anodised of size 150mm. omplete all as specified and directed 86 s&f galvanised stainless steel wire cloth, 0.56 mm nominal dia of wire and average width of aperture 1.18 mm and fixed with tinned tacks, or galvanised wire staples or screw complete all as specified and directed. 87 s & f 3 mm thick sheet glass ordinary quality and glazing with oil putty or wooden beads or rubber beading in squares of any size complete all as specified and directed 88 s&f sheet glass 5.5 mm thickness, ordinary quality and glazing with oil putty in square n exc 0.5 sq. m in each pane 89 m&l 6 mm thick prelaminated particle board, interior grade, prelaminated both side with decorative choice laminationfixed with screws/beading to timber/aluminium frame work or as required on site including fixing arrangement complete all as specified 90 s & f in repair 20mm bore cut to length as required stainless steel decorative draphery rods with brackets and decorative finails as requiredcolour complete all as specified and directed. 91 s & f in repair 25mm dia bore cpvc gate valves with handle or wheel head, screwed both ends for pipe and fixed to cpvc /gi pipe incl all fittings and accessories as required. omplete all as specified and directed 92 s & f in repair 20mm dia bore cpvc gate valves with handle or wheel head, screwed both ends for pipe and fixed to cpvc /gi pipe incl all fittings and accessories as required. omplete all as specified and directed 93 supplying and laying as in repair of cpvc pipes 20mm outer dia sdr 11 & plain cpvc sdr 11 fittings on walls/ceiling or laying in floors complete all as specified or laid in floors concealed or open of any length including taking down or up existing gi tubing & connections all as specified and directed 94 supplying and laying as in repair of cpvc pipes 25mm outer dia sdr 11 & plain cpvc sdr 11 fittings on walls/ceiling or laying in floors complete all as specified or laid in floors concealed or open of any length including taking down or up existing gi tubing & connections all as specified and directed. 95 s & f of 20mm dia male brass threaded adaptor (mta/ mbta)or female brass threaded adaptor (fta/ fbta) omplete all as specified and directed 96 s & f in repair vitreous china wash down water closet pan (pedestal pattern), white including fixing bolts, but excuding flushing cistern and flush pipe complete all as specified and directed. 97 s & f as in repair of white soft closing seat cover for pedestal pattern water closet including fixing bolts complete. omplete all as specified and directed 98 s & f as in repair 10 litre pvc valveless, syphonic action type, flushing cistern,low level, white, with inlet,ball valve, float and handle including brackets omplete all as specified and directed 99 s & f as in repair health faucet (abs body) mild steelchromium plated suitable for 15 mm diapipe with 1.25 metre long flexible tube andabs wall hook including makingconnections and fixed in position completein all respect as specified and as directed. 100 s&f in repairs 15mm dia bore stop cock /angle valves cast copper alloy chromium plated fancy type with long shank & cup complete all as specified and as directed. 101 s&fin repair pvc floor trap size 75/100mm dia out let with grating including connection to waste pipe with cement jointing including taking down existing trap complete all as specified and directed 102 s&f in repair 600mm x450mm looking mirror 5mm thick of selected quality glass, mounted on 6mm thick commercial ply wood and fixed to wooden plugs with chromium plated brass and cup washer complete all as directed 103 s&f in repair brass chromium plated tubler towel rail 20mm dia d type, 60cm long between flanges complete all as specified and as dirceted 104 s & f in repair brass chromium plated soap dish fixed to wall with cp screw complete all as specified and directed. 105 s & f in repair sheet glass shelf assembly consisting of 5.5mm thick sheet glass shelf 12cm wide with chromium plated bracket guard and railing 45cm long complete all as specified and directed. 106 s&f 4mm thick superior quality shelves (corner), made of transparenttoughened glass, size 30x30cm complete all as specified and as directed. 107 s & f in repair vitreous china urinal, half stall type, white incl providing and fixing plugs, bedding urinal against wall in cm 1:2, securing urinal to plugs with and including 60mm long brass screws, pointing around urinal back in cement, fixing of flush pipe, grating and union for discharge pipe complete. omplete all as specified and directed 108 s & f in repair 15 mm dia bore fancy type chromium plated bib taps, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed. omplete all as specified and directed 109 s&f in repair 15 mm dia two way angle valves/bib taps, cast copper alloy,fancy type chromium plated screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions omplete all as specified and directed 110 s&f as in repair pvc connections 15mm size with ptmt nuts of length 600 mm all as specified and as directed. 111 s & f in repairs vitreous china wash basin, white, flat back, size 550 x 400 mm including a pair of bracket, 32mm dia cp waste coupling and pipe screwed to iron pipe complete all as specified and directed. 112 s&f in repair 15 mm dia bore pillar taps ,cast copper alloy, with capstan heads, chromium plated, fancy type, screwed down high pressure, with or without lettered hot or cold with long screwed shanks and fly-nuts, screwed for iron pipe and fixed 113 demolition of cement concrete(unreinforced)in ground floors and pavings n exc 15 cm thickness (below or above ground level) or as in sunken omplete all as specified and directed 114 m & l pcc (1:3:6), type c-2, 50mm thick as in plinth protection, surface finished fair and smooth without using extra cement. omplete all as specified and directed 115 demolition of cement concrete (reinforced) of any description and in any position not otherwise specifically provided for complete all as specified and directed. 116 m & l for reinforced cement concrete (nominal mix) type b1 (1:2:4) (20 mm graded stone aggregate) in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like. omplete all as specified and directed 117 m & l for use and waste of formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (horizontal or sloping) rough finished flat surface of concrete complete all as specified and directed. 118 m&l for mild steel tmt bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete. 119 s&f in repair sinks with drainage board made of stainless steel 1 mm thick kitchen with plugs, washers and waste coupling and waste pipe over all size 915 mm x 460 mm bowl size 410 mm x 330 x 160 mmcomplete all as specifiedand directed 120 m & l for applying two coat of solar reflective coated thermoplastic paint/(heat resisting paint) over surfaces of any description including preparation of surfaces etc complete. omplete all as specified and directed 121 s & f 1000 ltr rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) hoisted and fixed in position including dismantling of existing tank of any description complete all as specified and isi marked 122 m & l for providing water proofing treatment over cleaned roof surface with super thermo app modified polymeric membrane comprising of followings :- (i). complete removal of existing roof treatment by picking, sweeping clean and washing down with water to remove dust etc from plastered / roof surface / walls and filling the crackes with sealing compound grade a .(ii) rendering / screed bed 15 mm thick in cement mortor (1:4) mixed with liquid water proofing compound as per manufacturers instructions andfinished the surface fair and even. (iii) applying evenly a coat of bitumen based primer conforming to is-3384-1965 @ 0.30 kg/sqm. (iv) applying 3 mm thick app modified polymeric membrane with non polyster reinforcement of approved make, weight not less than 3.50 kg/sqm laid with gas torch and fastedon roof surface with roller. the over laps 100mm and shall be sealed by torch application as per manufacture instructions including vertical surfaces after cutting necessary grooving and making good with pcc 1:2:4 type b-o with sika latex power as per manufacture instructions.(v) applying two coats of bituminous anticorrosive multi purposealuminium coating (super silver shield) @ 150 gm/sqm per coat over polymeric membrene. note :- wpc shall be measured and paid separately. 123 supply and laying river bed fine sand in trenches/ ducts 15 cm under cable and 8 cm above the cable for cushioning / protection to cable including spreading, levelling and get thick 18cm after hand punning complete all as specified and directed at site.