Tender For Special Repair To Bldg No T-01 At Certain Location Of Naa Under Ge(N) Tezpur; 1 Dismantling asbestos cement sheet, ridge(corrugated, semicorrugated, plain etc.) in roof covering,wall etc or of similar types complete allas specified and directed. 2 Taking down cement plaster of any thickness and description on brick/ concrete/ stone wall/ ceilings, etc, including raking out joints, hacking for key, scrubbingdown with water etc, complete in all respect as specified and directed. 3 Taking down chowkats and shutters (without taking off shutters from the frame) n.exc 1.5 sqm each, complete in all respect as specified and directed. 4 Taking down chowkats and shutters (without taking off shutters from the frame) exc 1.5 sqm but not exc 4Sqm each complete in all respect as specified and directed. 5 Dismantling of floor/ wall tiles including cement mortar bedding of any thickness upto PCC/ RCC/brick surface and rubbish off the premises, complete in all respect all as specified and directed. 6 S&F coloured 0.50 mm thick pre-painted galvalume aluminium zinc coating GI based trapezoid profile steel sheet having tensile strenght of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws with bitumen washer to truss members of any material, complete in all respect as specified and directed. 7 S&F coloured 0.50 mm thick pre-painted galvalume aluminium zinc coating GI based plain steel sheet having tensile strenght of 550 Mpa as in eves covering or of similar type, fixed with self tapping screws with bitumen washer over mild steel flats, angles etc. and screws for fixing with framed structure complete in all respect as specified and directed. (Note:- MS work shall be measured and paid separately). 8 S&F exposed GI powder coated snap grid frame work for false ceiling in flat or in sloping, of grid size 600 x 600 mm comprising of wall/ cleat angle of size 25x25x0.35 mm and corss tee of size 24x38x0.70 mm with 4 mm dia GI wire as suspender and including 4 mm thick decorative pre-painted non asbestos board (E-Board) in false ceiling including fixing arrangement from steel/ wooden truss of any type including dismantling of existing false ceiling boards, complete in all respect as specified and directed. (Make:- Eternit, Everest or equivalent) 9 M & L for 4mm thick Asbestos cement plain building boards, fixed to timber framework with screws in ceiling flat or sloped complete all as specified and as directed. 10 M & L for asbestos cement building board cover strips, 50mm x 5mm, with bevelled edges over joints including all mitres, etc., and fixed with screws complete all as specified and as directed. 11 S & F mild steel sections (Beam, tee, angle, channel or flat sections) in rooftrusses(framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing, independent fixing with welding etc.including distance pieces, cleats etc. using Fe 410-W (Gde E-250) quality Acomplete in all respect as specifified and directed. 12 S & F plain fillets. square, rectangular or triangular in section, clean sawn, secured with nails or brads using second class wrought HW sec area exc 13 Sqcm but not exc 25 Sqcm including taking down of framed work complete in all respect as specifified and directed. 13 Dismantalling of cement concrete (unreinforced) in ground floors and pavings not exceedings 15 cm thickness (below or above ground level), complete in all respect as specified and directed. 14 M&L for PCC (1:2:4) Type B-2 (40mm graded aggregate) as foundation filling and mass concrete for post complete in all respect as specifified and directed. 15 S & F for coloured rubber moulded, glazed pre coated chequered cement concrete tiles of any shape and size 20-25mm thick with grey cement with pigment,; set jointed and pointed in neat cement slurry with pigment in floors including over 15mm thick screed bed in CM 1:4 complete in all respect as specified and directed. 16 M&L in repair for second class HW scantalling, wrought, in any position for framed work , jointing with necessary nails, nut bolts etc including necessary supports for truss structure complete allas specified and directed. 17 M&L for 18-20mm thick machine cut kota stone slab flooring of size not less than 500X500mmover 20mm thick cement mortar (1:6) cement screed base, laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishingcomplete all as specified and directed. 18 M & L for 18-20mm thick machine cut kota stone slab of size not less than 500X500mm in riser of steps, skirting , dado and pillarover 15mm thick cement mortar (1:4) cement screed base, laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishingcomplete all as specified and directed. 19 M&L for preparation of new undecorated wooden surfaces with pre mixed wood filler used as putty of grith exc 10cmand applyingtwo coats of synthetic enamel paintover one coat of pink primer before painting complete all as specified and directed. 20 M&L for preparation of old decorated wooden surfaceswith pre mixed wood filler used as putty of grith exc 10cmand applying two coats of synthetic enamel paint complete all as specified and directed. 21 M&L for preparation of old decorated wooden surfaceswith pre mixed wood filler used as putty of grith n exc 10cm width or girth when unconnected with other painting or when painted in different tint and applying two coats of synthetic enamel paint complete all as specified and directed. 22 M&L for preparation of new undecorated steel surfaceswith pre mixed steel filler used as putty for steel work and applying two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer before painting complete all as specified and directed. 23 M&L for preparation of old undecorated steel surfaces with pre mixed steel filler used as putty and applying two coats of synthetic enamel paint complete all as specified and directed. 24 M&L for preparation of new plastered or undecorated surfaces of wall using wall care putty to fill the voids and applying two coats of cement base paint over a coat of alkali resistant priming paint complete all as specified and directed. 25 M&L for preparation of old decorated surfaces of wall after complete scrapping down and using wall care putty to fill the voids and applying two coats of cement base paint over a coat of alkali resistant priming paint complete all as specified and directed. 26 M&Lfor preparation ofnew surface of plastered wall using wall care putty to fill the voids and applying two coats of oil bound distemper and finished another one coat with spunge roller overincluding one coat of alkali resistant priming paint before distempering complete all as specified and directed. 27 M&L for preparation of old decorated surfaces including washing, rubbing down and stopping of white wash surfaces of walls (Plastered or un-plastered) including cormices pilasters etc and using wall care putty to fill the voids and applying two coats of oil bound distemper and finished another one coat with spunge roller including one coat of alkali resistant priming paint before distempering complete all as specified and directed. 28 S & F 18-19mm block boards, grade 2 quality, interior grade, commercial type, fixed with screws to timber frame-work including necessary leaping/edge margin and decorative face veneer on both faces complete in all respect as specified and directed. 29 M&L for Providing and laying 75mm thick cement concrete type C-2, 1:3:6 (using 40mm nominal size crushed and graded stone aggregate) and finished even and fair in base concrete complete in all respect as specifified and directed. 30 M & L for granite work (of any type) 18-20mm thick machine cut, over 15mm thick cement mortar (1:4)screed base laid and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match the shade of granite stone including grinding and polishing complete all as specified and directed. 31 M & L for 18-20mm thick granite work (of any type) machine cut, in skirting/dado laid over 15mm thick cement screed (1:4) and jointed with grey cement slurry, and pointed with white cement with admixture of pigment to match the shade of granite stone including grindingand polishing complete all as specified and as directed. 32 M & L for rounding to edges of granite slabs one edge, such as in steps, cooking platform, and other similar situations all as specified and as directed. 33 S & F powder coated (Thickness or powder coating not less than 50 micron) aluminium window and ventilator shutters, side hung type/sliding without sash bars, aluminium sections weighing over 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws, anodised aluminium fittings such as peg stays 150mm long (1 no.). hinges type B-21 100mm long (2 no.) suitable handle (1no.) complete all as specified and directed. 34 M & L for powder coated aluminium frame for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. complete in all respect as specified and directed. 35 S & F powder coated aluminium ventilator with half portion louvered (adjustable)with 4mm thick glass in louver and balanced portion fixed 4mm thick frosted glass glazing including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws, anodised aluminium fittings complete in all respect as specified and directed. 36 M & L for anodised aluminium grill for doors, windows, ventilators including joining cleat for fixing etc. complete in all respect as specified and directed. 37 S&F 30mm thick second class HW glazed andskeleton shutters, open rebated and prepared to receive glass, gauze, etc. (without sash bars),edges of framing plain, chamfered or rounded. fitted with cut and mitred beads for securing glass, etc,sizes of members of shutters as specified inSSR Part I, Section 8, clause 8.24(a) complete allas specified and directed. 38 S&F 30mm thick flush shutter, solid core construction, with block board core with decorative face veneers with lippingon both sides complete allas specified and directed. 39 S&F for solid PVC door frame of size 50 mm x 47 mm made out of 5 mm plain colour PVC sheet reinforced with M.S. square tube, supplying & fixing in opening as per specification & drawing, complete in all respect as specified and directed. 40 S&F factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails.M.S. frame shall be covered with heat moulded plain colour PVC C channel haivng a PVC sheet strip of 20 mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail and botom rail on either side & as gap insert for top rail & bottom rails; Panelling of plain colour PVC sheet to be fitted in the M.S. frame weloded/ sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement, suppling and fixing in the frame at site as per specification & drawing, complete in all respcet as specified and directed. 41 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 fixing with beads in door/window/ventilator/fixed glazingshutters complete allas specified and directed. 42 S&F 100mm size stainless steel butt hinge(ISI marked) complete allas specified and directed. 43 S&F aluminium anodised, barrel tower bolt of extruded section 200 mm long, complete in all respect as specified and directed. 44 S&F 125 mm size, Aluminium handle cast type anodised complete allas specified and directed. 45 S&F aluminium anodised sliding door bolts with hasp and staple (boil type) 19mm dia bolt 300 mm long complete allas specified and directed. 46 S&FGI wire netting 0.90mm dia and 12mm mesh lathing to wood or metal studding, joists, etc. in walls, ceilings, stanchions, beams, etc. including all laps, cutting and waste complete in all respect as specifified and directed. 47 M & L for15mm thick plastering on wall in cement mortar(1:4) finished even and smooth without using extra cement on one side of lathing or stone masonary surface other than fair face complete in all respect as specifified and directed. 48 M & Lfor 15mm thick plastering on wall in cement mortar(1:6) finished even and smooth without using extra cement on other side of lathing or stone masonary surface other than fair face on other side of lathing complete in all respect as specifified and directed. 49 M&L for Forming Contration (Dummy) joints 30 mm deep x 10 mm wide, filled with sealing compound (1 part of bitument and 3 part of sand) complete in all respect as specifified and directed. 50 M& L for rendering/plastering 15 mm thick in cement mortar 1:4 on faces of brick or concretesurfaces and finished the surface even and smooth without using extra cement complete in all respect as specifified and directed. 51 M& L for rendering/plastering 15 mm thick in cement mortar 1:6 on faces of brick or concretesurfaces and finished the surface even and smooth without using extra cement complete in all respect as specifified and directed. 52 S & F for 4mm thick sheet glass ordinary quality and glazing with oil putty in squarecomplete in all respect as specified and directed. 53 S & F for 4mm thick frosted/figured sheet glass ordinary quality and glazing with oil putty in squarecomplete in all respect as specified and directed. 54 M&L for brick work with sub-class B old size bricks of class designation (CD) 75, straight or curved on plan exc 6m mean radius, built in cement mortar (CM) 1:6, including dismantalling of brick work built in cement mortar in any position, complete in all respect as specified and directed. 55 M&L for half brick work with subclass ‘B’ old size bricks of class designation 75, straight or curved on plan exc. 6m mean radius built in CM (1:4) including dismantalling of brick work built in cement mortar in any position, complete in all respect as specified and directed. 56 S&F mild steel 300 mm, ordinary rat tail rod pattern springs, including roller and roller plate, complete all as specified and directed. 57 M&L for Providing and laying skid/non-skid coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.36 sqm, in floor etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match tile colour over 15 mm thick screed bed in cement mortar (CM) 1:6, complete in all respect as specified and directed. 58 M&L for Providing and laying coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.08 sqm but not exceeding 0.15 sqm, in skrting/dado etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match tile colour over 15 mm thick rendering in cement mortar (CM) 1:4, complete in all respect as specified and directed. 59 S&F in repair 20mm dia PVC coated over mild steel tube includingbracket, stops, rollers etc. complete all as specified and directed. 60 S&F 15 mm bore of tubes, medium grade galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors including taking up or down including necessary cutting, chauging etc. complete in all respect as specified and directed. 61 S&F 20 mm bore of tubes, medium grade galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors including taking up or down including necessary cutting, chauging etc. complete in all respect as specified and directed. 62 S&F 4 mm thick of size 600 mm x 450 mm bevelled edge mirror of selected quality decorative type mounted on 6 mm commercial plywood and fixed to wooden plugs with chromium plated brass screws and cup washers, complete in all respect as specified and directed. 63 S&F three layered white in colour rotational moulded made out from LLDPE material water storage tanks of capacity 1000 ltr (cylindrical vertical with closed top) including three tank nipples of 20 mm nominal bore dia hoisted and fixed in position including dismantling/ taking down all as specified in SSR part I, complete in all respect as specified and directed. Make:- Sheetal (Virat), Sintex, Oriplast, Supreme 64 S&F PTMT ball valve high pressure 20 mm bore with epoxy coated aluminium rod & high-density plastic ball screwed for iron pipe, complete in all respect as specified and directed. 65 S&F in repairs 15 mm bore fancy type CP finished angle valves, cast copper alloy, screwed down, high pre-ssure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions, complete in all respect as specified and directed. 66 S&F in repairs long body Bib taps of 15 mm bore, fancy type CP finish cast copper alloy with crutch handle, screwed down, screwed for iron pipes, complete in all respect as specified and directed. 67 S&F in repair for 15 mm bore pipe brass chromium plated (CP) shower rose 125 mm size, fixed to iron pipe, complete all as specified and directed. 68 S&F Tubular towel rail, 20 mm dia, D type, 60 cm long between flanges cast copper alloy, chromium plated finish, complete in all respect as specified and directed. 69 S&F in repair sheet glass shelf assembly consisting of 5.5 mm thick sheet glass shelf 12 cm wide with chromium plated bracket guard and railing 60 cm long, complete all as specified and directed. 70 Taking down existing damaged EWC alongwith complete PCC and cement concrete from sunken floor and providing new EWC and seat cover and water proofing treatment to sunken floor as per following stages:-(a) 15 mm thick plastering in CM (1:3) with WPC at all around wall and base of sunken floor with proper slope.(b) Applying a coat of 85/25 gde hot bitumen @ 1.2Kg/ Sqm over a coat of bituminous primer @0.5Kg/Sqm and then pasteing of polythene film, 50 micron, natural colour with cold cut back adhessive. (c) Fixing of 25mm dia GI pipe (mediumgrade) spout of length 45 cm. (d) Supply & fixing of vitreous china wash down water closet pan (pedestal pattern), white, seat cover and P or S type bend etc complete includingproviding cement concrete and cement filling (1:5:10) and 25 mm thick PCC 1:2:4 at top surface.. 71 S&F in repair PVC valveless, syphonic action type, low level dual flush cistern 10 ltr capacity, white, wtih inlet, ball valve, float and handle including brackets & flush pipe of polyethylene for low or high level cistern of required height of high density PVC, 32 mm dia pipe, complete in all respect as specified and directed. 72 S & F Vitreous China urinals, (back or corner wall type), complete including 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; including S&F 40mm bore dia CP finish cast copper alloy waste coupling fittin, 40mm dia PVC waste pipe complete all as specified and as directed. 73 S&F in repair Health faucet ABS SS braided hose 1 mtr with V hook including fixing arrangement, complete in all respect as specified and directed. 74 S & F Liquid soap container of PTMT fixed with and including Chromium plated brass screws and wooden/plastic cleats. (Minimum weight 105gms) complete in all respect as specified and directed. 75 S & F in repair 15mm bore concealed long neck , CP finished stop valves, cast copper alloy, screwed down, highpressure, withcrutch or butterfly handle, screwed both ends foriron pipe orfor unions and fixed complete in all respect as specified and directed. 76 S&F PVC connection 15 mm size with PTMT nuts of length 450 mm, complete in all respect as specified and directed. 77 S&F in repair wash hand basins (WHB), vitreous china of size 550x400 mm (flat back or angle back type), including cutting for and pinning in ends of brackets over new angle iron erecting stand embedded in PCC (1:2:4) block including 32 mm dia bore waste fittings cast copper alloy chromium plated with long screwed shanks and flynuts flange and beded in redlead cement, PVC waste pipe including 15 mm bore dia fancy type CP finish pillar tap, cast copper alloy with capstand heads, screw down high pressure, with or without lettered hot or cold with long screwed shanks and fly nuts, screw for iron pipes complete in all respect as specified and directed. 78 S&F 75 mm dia of outlet, PVC (SWR) nahani trap, plain with SS grating of size 150mmX150mm, 0.75mm thick openable at center including jointing with solvent cement, complete in all respect as specified and directed. 79 S&F PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls 110mm bore including necessary MS pipe clamp, complete in all respect as specified and directed. 80 S&F PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls 75mm bore including necessary MS pipe clamp, complete in all respect as specified and directed. 81 S&F PVC (SWR) pipes single sockedted in any length with rubber ring joints laying in trenches 110 mm bore, complete in all respect as specified and directed. 82 S&F PVC (SWR) pipes single sockedted in any length with rubber ring joints laying in trenches 75 mm bore, complete in all respect as specified and directed. 83 S&F PVC (SWR) single (single T) equal or unequal 110mm bore pipe with access door, complete in all respect as specified and directed. 84 S&F PVC (SWR)single (single T) equal or unequal 75mm bore pipe with access door, complete in all respect as specified and directed. 85 S&F PVC (SWR) bends any radius 110 mm bore, complete in all respect as specified and directed. 86 S&F PVC (SWR) bends any radius 75 mm bore, complete in all respect as specified and directed. 87 Supply and fixed unplasticised PVC (SWR) Gully trap125/110 mm, setting and jointing with solvent cement complete in all respect as specified and directed. Make: Supreme, Prince, Oriplast. 88 M&L for precast RCC, type B-1, 1:2:4 (using 20 mm crushed and graded stone aggregate) as in manhole covers/ cover slabs or of similar type slab works, etc. incl necessary formwork and loading/ unloading of the same and fixed in position, complete in all respcet as specified and directed. 89 M & L for formwork to edges of concrete flats, breaks in floors, openings in concrete walls, floors and roofs and sides of RCC/PCC bands in walls, horizontal or sloping, and similar work all not exceeding 20cm wide complete in all respcet as specified and directed. 90 S&F 10 mm dia and over TMT bar cut to length bent to shape required including cracking bending spiarlly for hoping for columns, hooking ends and binding with and including Mild Steel wire (annealed) not less than 0.90 mm dia or securing with clip, complete in all respect as specified and directed. 91 Taking down carefully aluminium / copper point wiring any type for one light , fan, socket power point or buzzer controlled by one switch complete including fitting / fixtures such as switches, ceiling roses, holder, socket etc; and making good disturbed surfaces of walls, ceilings etc 92 M & L for point wiring with 1.5 sqmmFRLSH, PVC insulated stranded copper conductor single core including non metalic PVC conduit medium grade (MMS ISI) of size not less than 20 mm dia(or as site requirement) concealed in wall/over ceiling,modular metal flush boxes of required size and with modular plates incl of all accessories and all as specified including 1.5 sqmm FRLSH PVC insulated sheathed multistranded copper earth conductor to common earth and connected to earth dollyfor light / fan/ bell point controlled by one switch.Note:- (i) Cost of PVC conduit, modular plates,frames, cover plates etc; are deemed to be included in the quoted rate.(ii) M&L for cutting chases on walls / ceilingand making good disturbed surfaces including finishing with cement mortar (1:3) etc; are deemed to be included in the quoted rate. 93 All as per item 93.0 above but for 3 pin 5 Amps switch socket on independent board with 1.5 sq mm copper cable complete all as specified and directed. 94 All as per item 93.0 above but for 3 pin 16 Amps switch socket combination on independent board with 2.5 sq mm copper cable complete all as specified and directed. 95 All as per item 93.0 above but for 5 Amps socket point on the same board controlled by one switch complete all as specified and directed. 96 S & F in replacement of modular switch10A,1 module single pole, one waycomplete all as specified and directed. 97 S & F in replacement of modular socket outlet 5 pin ,6 Amps,2 module, 240 Volts complete all as specified and directed. 98 S & F in replacement of modular socket outlet 5 pin ,16 Amps,2 module, 240 Volts complete all as specified and directed. 99 S & F in replacement of modular switch16A,1 module single pole, one waycomplete all as specified and directed. 100 S & F in replacement ofceiling rose polycarbonate typethree terminals complete all as specified and directed. 101 S & F in replacement of modular step type electronic fan regulator ,two module 120 watt single pole 240 Volts complete all as specified 102 S&F in replacement LED Tube light luminaires, 20-22 watts, lumen output not lessthan 2000 (4 feet), made of anodised extruded aluminium housng, with high transmissivity diffuser, high lumen output, with suitable integrated electronic driver, and operated in single phase, 230 volts, 50HZ, all accessories internally pre-wired and including connecting up with three core twisted flexible copper conductor cable offrom connector and ceiling rose, complete all as specified and directed. 103 S&F in replacement mirror light batten type 11 W 230V AC, 50Hz, Pf >0.98, THD <10% on wall complete all as specified and directed by Engineer in charge. Make :- Philips model no-31165 or equivalent in Wipro / Crompton 104 Supply and fixing LED Building light fitting 35 Watt 230 V AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete all as specified and directed. 105 Taking down burnt/unserviceable sub main wiring any size complete and making good disturbed surfaces of walls all as specified and directed. 106 Supply and draw submain wiring with two single core 6 sq mm FRLSH PVC insulated copper cable 1100 volts grade multi stranded, sheathed conductor in concealed PVC conduitincluding 6 sq mm multi-strand FRLSHPVC insulated copper wire for earth continuity conductor connected to common earth dolly complete and making good disturbed surface complete.Note:- Cost of PVC conduit, cutting chases on walls and making good disturbed wall surfaces including finishing with cement mortar (1:4) matching with the existing shade / tint are deemed to be included in the rates quoted. 107 Taking down main switches and DBs of any type and make including wooden board/ junction box and making good disturbed surfaces of wall , floor etc. 108 S & Fsingle pole and neutral enclouser with atwo pin and earth plug and socket complete with one pole MCB 20 Amps complete all as spd and directed . 109 S & F sheet metal enclosure double doorfor MCB DBs SPN 12 way 240 V, complete flush mounted all as specified and as directed. 110 S & FMCB single pole (SP) 5 to 40 Amps,240 volts , C curve , AC , 50 Hz ,10 kA complete all as specified and directed. 111 S & F MCB Single pole & neutral (SPN)32 Amps, 240 volts , C Curve, AC , 10 kA complete all as specified and directed. 112 M&L for earthing complete with galvanised perforated steel pipe electrode, 40mm bore, medium grade, 2.5 metres length, buried directly and preferably vertically in ground with top edge of the pipe not less than 1.25 metres below ground level connected to GI earth wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanisediron or steel all as shown in electrical plate No 2 of SSR Part Iconnected to earth test point all as specified or indicated and connected earth work, in soft/loose soil, removing soil upto 50m, refilling agricultural soil if sandy soil, PCC1:3:6 type C1 as in pit, 20mm dia GI pipe medium grade for watering pipe, 15 mm bore GI light grade earth lead protection pipe,50mm thick RCC 1:2:4 type B1 cover slab of earth pit reinforced with 8 mm dia TMT Bars @ 10cm C/C both ways and with handle made out of 20mm dia bars,funnel, strainer, alternate layer of charcoal dust and common salt at 2.5Mtr depth and testing on completion , complete all as specified and directed.
