CA NO. GE(I)(AF)/SHL/ 2021-22 PROVISION OF ACCN FOR TD OFFICERS AT 509 SU AND PROVISION OF IRON BARS / GRILLS TO WINDOWS AND VENTILATORS AT VARIOUS LOCATIONS OF OTM ACCN AT AF STATION LIATKOR PEAK UNDER GE (I) (AF) SHILLONG

Amount

B/R ITEMS Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft/loosed soil complete all as specified and directed.

Excavation in trenches n exc 1.5 mtr wide and n exc 1.5 meter in depth for foundation, laying of cable, pole etc or for shafts, wells, cesspits, manholes, pier holes etc not exc 10 sqm on plan and getting out in soft/loose soil complete all as directed.

Excavation in trenches n exc 1.5 mtr wide andand exc 1.5 m but not exc 3.0 m depth for foundation, laying of cable, pole etc or for shafts, wells, cesspits, manholes, pier holes etc not exc 10 sqm on plan and getting out in soft/loose soil complete all as directed.

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick,complete, all as specified and directed.

Removal of excavated surplus soil to a distance n.exc 50m and depositing where directed at level not exceeding 1.5 m above the starting point,complete, all as specified and directed .

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

M & L for cutting holes into stone walls built in cement mortar or in cement lime mortar for inserting holdfasts and making good dismantled portion in cement mortar 1:3 or cement concrete 1:2:4 Type B-1 exc. half brick but not exc.one brick complete all as directed.

M & L for anti-termite treatment to the bottom and sides of excavation at the rate of 5 litres of emulsion per square metre of surface area complete all as specified and directed.

M & L pre-construction anti termite treatment for treating the backfill in contact with foundation at the rate of 7.5 litres of emulsion per square metre of vertical surface complete all as specified and directed. (Area of the sub structure in contact with backfill to be measured).

M & L for anti-termite treatment to the top surface of filled earth at the rate of 5 litres of emulsion per square metre of surface complete all as specified and directed.

M & L for anti-termite treatment to 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.

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

M & L Reinforced cement concrete M-25 (design mix) using graded stone aggregate as in foundation including rafters footings foundation beam plinth beam bases for column etc basement slab under reamed piles and mass concrete complete all as specified and directed.

M & L for Reinforced cement concrete M-25 (design mix) using graded stone aggregate as in columns, pillars, posts and struts etc complete all as specified and directed.

M & L for Reinforced cement concrete M-25 (design mix) using graded stone aggregate as in beams, cantilevers, bressummers, lintel over 1.5m clear span complete all as specified and directed.

M & L for precast cement concrete block masonry 1:3:6 Type C-1 using 20mm graded stone aggregate with solid blocks, exc. 10 cm in width and setting in cement mortar 1:6 complete all as specified and directed.

M&L for Reinforced cement concrete M-25 (design mix) using 20mm graded stone aggregate as in chajjas and similar work complete all as specified and directed by Engineer-in-Charge.

M&L for Reinforced cement concrete M-25 (design mix) using 20mm graded stone aggregate as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies deck slabs, and in shelves and the like complete all as specified and directed by Engineer-in-Charge.

Supply only integral water proofing compound ISI marked as approved complete all as specified and directed.(8+61.37)

Supply only integral water proofing liquid complete all as directed.

M & L for Use and waste of flat 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 for rough finished surfaces of concrete complete all as specified and directed.

M & L for use & waste of Form work to sides of square, rectangular or polygonal pillars, posts, columns etc for flat fair finished surfaces complete all as specified and directed.

M & L for Use and waste of flat 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. for fair finished surfaces of concrete complete all as specified and directed.

M & L for Use and waste of flat formwork to to chajjas, chullah hood and similar items including edges for flat fair finished surfaces complete all as specified and directed.

M & L for Use & waste of Form work to soffits of suspended slabs such as roof slabs, floor slabs, landing horizontal or slopping similar work not. exc 200mm thick for flat fair finished surfaces complete all as specified and directed.

M & L for second class hard wood plain, solid, straight chowkhats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints complete all as specified and directed.

S & F 35mm thick factory made IInd Class Hard wood (Hollock) plain framed, panelled door shutters two panel with lock rail and panel of 9mm B.W.P. marine grade plywood bonded with high quality liquid phenol formaldehyde synthetic resin adhesive conforming to IS-710 or 12mm thick particle board veneered with commercial veneering on both faces. The size of rails & style as specified in SSR Part-I (2009) section 8 and as per IS-1003(Part-I) kiln seasoned as per IS-1141 and chemically pressure treated as per IS-401 complete all as specified and directed.

S & F 35mm thick glazed and skeleton door shutters open rebated of second class hard wood rail and styles, prepared to receive glass/gauge etc without sash bars, edges of framing plain chamfered or rounded, fitted with cut and mitred beads for securing glass/gauge etc. The size of rails & style as specified in SSR Part-I (2009) section 8 and as per IS-1003(Part-I). Wood used shall be kiln seasoned as per IS-1141 and chemically pressure treated as per IS-401 complete all as specified and directed. (Note :- S & F Glass/gauge shall be measured and paid for separately)

S & F 25mm thick glazed and skeleton door shutters open rebated of second class hard wood rail and styles, prepared to receive glass/gauge etc (without sash bar), edges of framing plain, chamfered or rounded, fitted with cut and mitred beads for securing glass/gauge etc. The size of rails & style as specified in SSR Part-I (2009) section 8, clause 8.24 (b) and as per IS-1003(Part-I). Wood used shall be kiln seasoned as per IS-1141 and chemically pressure treated as per IS-401 complete all as specified and directed. (Note :- S & F Glass/gauge shall be measured and paid for separately)

S & F Solid PVC Door Frame of size 50mm x 47mm made out of 5mm thick plain colour PVC sheet reinforced with mild steel square tube, In opening complete all as per specifications and drawings as applicable to item 08095 given in SSR Part – II (2010).

S & F for Factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails mild steel frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & 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 suitable PVC sheet beading, and joined together with solvent cement, suppy and fixing in the frame at site complete all as per specifications and drawings as applicable to item 08080 given in SSR Part–II.

S & F butt hinges, medium weight, colled rolled mild steel & ISI marked complete all as specified and directed for following sizes:-

75 mm long.

100mm long.

S & F 125mm long aluminium anodized barrel tower bolt of extruded section ISI marked complete all as specified and directed.

S & F 150mm long aluminium anodized barrel tower bolt of extruded section ISI marked complete all as specified and directed.

S & F 100mm size extruded aluminium alloy handles, fabricated type, anodised, ISI marked complete all as specified and directed.

S & F 150mm size extruded aluminium alloy handles, fabricated type, anodised, ISI marked complete all as specified and directed.

S & F 300 mm long aluminium alloy, anodised sliding door bolts, plate type with bolt not less than 16mm dia with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections of cast aluminium alloy and fixed complete all as directed

M & L for 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; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165 complete all as specified and directed.

M & L for 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 all as specified and directed.

M & L for TMT bars 5 mm dia and over upto and including 10 mm dia in stirrups, spacers & binders, cut to length, bent to shapes required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

M&L screed bed or bedding layer of mortar, 15 mm thick, in cement mortar 1:4, over RCC roof slabs for laying water proofing treatment mixed with using water proofing liquid @ 150 ml per bag of cement complete all as directed. (Note : Water proofing liquid shall be measured and paid separately)

Supply and fix APP polymeric water proofing membrane, minimum 3mm thick and weighing not less than 3.5 Kg/Sqm , black finish reinforced with non-woven polyester reinforcement matt, with a thermo fusable finish laid over compatible cold emulsion bituminous primer applied at the rate of 0.40 Kg/Sqm by torching with a propane or a butane gas torch, with a overlap of 75mm on longitudinal direction and 100mm on transverse direction including sealing all as per manufacturer’s instructions complete all as directed. Note: (i) Coved fillets in PCC(1:2:4) type B-0 using 12.5mm graded stone aggregate, of radius 75mm shall be provided at the junction of roof and parapet wall/mumty/chimney/other vertical surfaces and thereafter surface painted with hot paving bitumen of Grade 30/40 confirming to IS-73, [email protected] Kg/Sqm over a coat of bituminous primer confirming to IS-3384 applied @ 0.40 Kg/Sqm. (ii) Polymeric membrane shall be taken to a height of 45cm (minimum) and then inserted inside the groove of parapet wall of brick masonry and shall be finished by a membrane flushing. (iii) The waterproofing treatment shall be got carried out by the manufacturer or their authorized applicators. (iv) In case of stone masonry parapet wall etc a groove of size 25mmx25mm(minimuim) shall be made in coved fillet at the junction of roof and parapet wall/mumty Chimny/other vertical surfaces and polimeric membrane insterted in groove and sealed with paving bitumen (v) Exposed surfaces of APP membrane shall be applied with one coat of bituminous aluminium paint @ 100 Gms/Sqm. (vi) Above aspects are deemed to be included in quoted rate.

M & L for 75mm thick PCC (1:4:8) type D-2 using 40mm graded stone aggregate as in sub base complete all as directed.

M & L 25 mm thick PCC 1:2:4 type B-0, using 12.5 mm graded stone aggregate as in floors, surfaces finished fair and even complete all as specified and directed.

M & L for 20 mm thick screed bed or bedding layer in cement mortar 1:4 for laying floor finishes complete all as specified and directed.

M & L for 50mm thick PCC 1:3:6 , type C-1 using 20 mm graded stone aggregate as in plinth protection laid in slope in 1:30 in alternative bays not exceeding 2 mtr in length. Exposed surfaces finished even and smooth without using extra cement including raking out joints between panel to panel and panel to wall and plugging the same with bitumen mastic using bitumen and sand mixture in 1:3 complete all as specified and directed.

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

M & L for rendering 10 mm thick on fair faces of brick masonry/ concrete surface in CM (1:6), finished even and smooth without using extra cement complete all as specified and directed.

M & L for rendering 15 mm thick in cement mortar 1:6 on fair faces of brick masonry/ concrete surface, finished even and smooth without using extra cement complete all as specified and directed.

M & L for 15mm thick rendering in CM 1:4 on stone masonry surfaces or on other than fair faces of brick masonry surfaces mixed with WPC 3% by wt of cement and finished even and smooth without using extra cement complete all as specified and directed. (Note :- Supply only WPC shall be measured and paid separately)

M & L for rendering 20mm thick in two layers on fair faces of brick masonry/concrete surfaces, first layer 15mm thick in cement mortar 1:6 and second layer 5mm thick in cement mortar 1:4 mixed WPC, finished even and smooth without using extra cement complete all as specified and directed. (Note :- Supply only WPC shall be measured and paid separately)

M & L for glazed ceramic tiles (coloured) 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm as on vertical surfaces such as skirting or dado set & jointed in neat cement slurry & pointed in coloured cement to match the shade of tiles complete all as specified and directed.

M & L for glazed ceramic tiles (coloured) 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm as on vertical surfaces such as skirting or dado set & jointed in neat cement slurry & pointed in coloured cement to match the shade of tiles complete all as specified and directed.

S & F 4mm thick sheet glass ordinary quality and glazing with oil putty in squares exc 0.5 sq. m in each pane complete all specified and as directed.

M & L for non skid ceramic tiles (coloured) 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm as in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles complete all as specified and as directed.

M & L for preparation of newly plastered surfaces of wall and applying two coats of oil bound distemper over a coat of alkali resistant primer over a coat of 1mm thick wall care putty complete all as directed. (Make : For wall putty- Birla white/Bison wall putty of Berger/Narolac wall putty/Asian paint powder putty /Acro wall guard.)

M & L for preparation of newly plastered surfaces of ceilings and applying two coats of oil bound distemper over a coat of alkali resistant primer complete all as specified and directed.

M&L for preparing newly plastered walls surfaces and applying two coats of cement base paint over a coat of primer complete all as specified and directed.

M & L for preparation of new wooden or wood based surfaces of any description not otherwise described over 10 cm width or girth and applying two coat of synthetic enamel paint of 1st grade quality over and including one coat of pink primer complete all as specified and directed.

M & L for preparation new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint of 1st grade quality over and including one coat of red oxide zinc chrome primer complete all as specified and directed.

M & L for provision and construction of Soakage wells, of size 1.6m diameter & 3.0m depth all as per drawing No AF/TD/STRU/236 sheet No. 1/2 & 2/2 complete all as specified and directed.

M & L for PCC 1:3:6 type C-2 (using 40 mm graded stone aggregate) as in bedding to SGSW/NP-3 drain pipe including packing under and haunching against the sides of the pipes after they are laid and tested complete all as specified and directed for following bore (internal dia) pipes:-

150mm bore

S & F reinforced concrete pipes, class NP-3, laid and jointed complete with collars and tested complete all as specified and directed for following bore pipes:-

150mm bore

S & F cast iron(sand cast), soil, waste and vent pipe in any length with or without ears with cement joints laid in trenches or in floors complete all as specified and directed for following sizes:-

75 mm dia

100 mm dia

S & F cast iron bends (any radius), diminishing pieces or tapers ( larger bore measured) fixed with cement joints complete all as specified and directed for following sizes:-

75mm bore

100mm bore

S&F cast iron cowls 100mm bore complete all as specified and directed

S&F stack clamps for 75mm bore pipe out of 50mm x 5mm flat iron and 16mm dia round iron stays including bolts and nuts and securing ends of stays to wall or roof complete all as specified and directed

S&F stack clamps for 100mm bore pipe out of 50mm x 5mm flat iron and 16mm dia round iron stays including bolts and nuts and securing ends of stays to wall or roof complete all as specified and directed

S&F steel water tubing, galvanized, medium grade, with all fittings, laying in trenches complete all as specified and directed for following sizes:-

20mm bore.

25mm bore.

S&F steel water tubing, galvanized, medium grade, with all fittings, fixed to walls and ceiling or in floor complete all as specified and directed for following sizes:-

15mm bore.

20mm bore.

S & F 15mm bore bib tap cast copper alloy fancy type chromium plated long body with crutch or butterfly handle screwed down, screwed for iron pipe or for brass ferrule complete all as specified and directed.

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

S & F 15mm bore stop valve cast copper alloy chromium plated, fancy type screwed down high pressure long shank and cup concealed type with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and directed.

S & F 20mm dia, PTMT ball valves (Minimum weight 210gms), high pressure, with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed complete all as specified and directed.

S & F for gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed of size 20mm dia complete all as specified and directed.

S & F for gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed of size 25mm dia complete all as specified and directed.

S&F for 32mm dia waste coupling of PTMT (half or full threaded) minimum weight 32mm-45 gms complete all as specified and directed.

S & F PVC connection pipe 15mm dia with PTMT nuts of length 450mm complete all as specified and directed.

M & L for PVC(SWR) gully trap 125/110 mm, setting and jointing with solvent cement including provision of 150 mm thick PCC 1:4:8 type D-2 (40 mm graded aggregate ) all round & at bottom of trap complete all as specified and directed.

S & F PVC (SWR) floor trap 75mm dia outlet plain with Stainless steel grating including jointing with solvent cement including jointing to waste pipe fixed in cement concrete 1:2:4, type B-1 complete all as directed.

S & F cast iron Nahani trap 75mm dia outlet with stainless steel grating suitable for floor trap including jointing to waste pipe fixed in cement concrete 1:2:4, type B-1 complete all as directed.

S & F vitreous china wash basin, white, flat back, size 550 x 400 mm including one No PVC waste pipe 25 mm dia and 75 cm long with 32 mm dia connector, 32mm size waste fittings, brass chromium plated with long screwed shanks and fly nuts, flange end, bedded in red lead cement and other fixed complete including cutting for and pinning in ends of bracket or erecting stand complete all as directed.

S & F white Vitreous china wash down water closet pan (pedestal pattern) including plastic water closet seat, white/black, closed pattern with flat bottom and cover and mild steel chromium plated or aluminium hinging device including flush pipe and fixing bolts (excluding flushing cistern) etc complete all as specified and directed.

S&F PVC low level cistern 10 litres capacity, valve less, symphonic action type with float, handle including 32mm dia PVC flush pipe of polyethylene of low or high density & bracket etc complete all as specified and directed.

S & F 500 litres capacity rotational moulded HDPE water storage tank tripple layer (Cylinderical vertical with closed top) hoisted and fixed in position complete all as specified and as directed. Note : PVC tanks shall be ISI marked and having two layers.

S&F sheet glass shelf assembly consisting of 5.5mm thick sheet glass shelf 12cm wide with chromium plated bracket guard and railing 60cm long complete all as specified and directed.

E/M ITEMS M & L for point wiring complete with 1.5 Sqmm single core multistranded copper conductor of 1100 volts grade PVC insulated and unsheathed FRLS-H cable PVC rigid non metallic conduit (minimum 20mm bore size) and conduit accessories concealed in walls/ceiling/floors all as per IS including sunk type pressed steel terminal boxes (Heavy duty) with 3mm thick plastic laminated bakelite sheet top cover for mounting switches, sockets, regulators, bell push etc, including 1.5 Sq.mm multistranded copper conductor with green PVC FRLS-H insulated unsheathed earth continuity conductor to common earth & connecting to earth dolly for the following :- (Note : The rate quoted shall deemed to include for cutting chases for concealing PVC conduit and making good disturbed surfaces. )

One light point/fan point/bell point controlled by one, one way switch.

One 5 Amps socket outlet/switch socket outlet on independent board.

One 5 Amps socket outlet/switch socket outlet on same board with other switches.

M & L for point wiring complete for 15 Amps socket outlet on independent board with 2.5 Sqmm single core multistranded copper conductor of 1100 volts grade PVC insulated and unsheathed FRLS-H cable drawn through and including PVC rigid non metallic conduit (minimum 20mm bore size) and conduit accessories concealed in walls/ceiling/floors all as per IS including sunk type pressed steel terminal boxes (Heavy duty) with 3mm thick plastic laminated bakelite sheet top cover for mounting switches, sockets, including 2.5 Sq.mm multistranded copper conductor with green PVC FRLS-H insulated unsheathed earth continuity conductor to common earth & connecting to earth dolly. Notes : The rate quoted shall deemed to include for cutting chases for concealing PVC conduit and making good disturbed surfaces.

S & F switch piano flush type 5/6 Amps, single pole, one way, 230 Volts complete all as specified and directed.

S & F switch socket combination two-in-one (multipurpose), 5 pin, 5/6 Amp, flush type, 240 Volts complete all as specified & directed.

S & F switch socket combination two-in-one (multipurpose), 6 pin, 5 Amp and 15 Amp, flush type, universal 240 Volts complete all as specified & directed.

S & F lamp holder, PVC / polycarbonate type with back plate suitable for Angle fittings complete all as specified and directed.

S & F ceiling rose, three terminal, PVC / poly carbonate isolated body, complete all as specified and directed.

S & F bell Ding-dong type, AC, 230 Volts, single pole complete all as specified & directed.

S & F modular bell push, 1 way 6A, 240 Volts, 1 module complete all as specified and directed.

Supply and fix surface and wall mounted LED batten with aluminium housing and integrated electronic driver, 24 watt, 230 V, 50 Hz with all standard fittings pre-wired and connecting the fitting from ceiling rose/connector using copper flexible cord of size 1.5sqmm, 3 core of suitable length complete all as specified and directed. {Model/Make : LUMILINE PLUS Series Cat Part No. LUMILINEPLUSBS24WLED865SPCSS of make Havells or equivalent model of list of makes as per Particular specification}.

S & F sheet metal enclosure double door DB SPN 8 way, 240 volts protection class IP-43 made out of CRCA mild steel sheet surface with epoxy powder coated surface confirming to IS-13032, IS 8623, BS-5484 with tinned copper bus bar of 200 Amps capacity all as specified and directed.

S & F MCB SP 6 to 32 Amps, 240 volts, B-curve, rupturing capacity 10KA conforming to IEC-60898, Part-I complete, all as specified & directed.

S & F MCB DP SPN 40 Amps, 240 volts, B-curve, rupturing capacity 10KA conforming to IEC-60898, Part-I complete, all as specified & directed.

Supply/Laying / fixing, jointing, testing and commissioning, LT under ground cable 1100 volts grade XLPE insulated & PVC sheathed cable heavy duty armoured, with multistranded aluminium conductor laid in trenches/ ducts/ pipes/fixed on walls/poles complete all as specified and directed of following sizes:-.

2 core 25 Sqmm NOTE :- (a) Excavation & earth work, shall be measured and paid for seprately under respective items of the BOQ against B/R items. (b) GI pipe for laying of cable, sand cushioning, cable protection cover shall be measured and paid for seprately under respective items of the BOQ (c) Road cutting involved during excavation for laying of cables etc shall be made good as per existing road. Nothing extra shall be admissible on this account. Quoted rates of the item shall be inclusive of the above provisions.

M & L for dry sand cushioning to PVC under ground cable with screened and washed sand and punning to provide a required cover complete all as specified and directed. Note :- Thickness after punning shall be considered for payment.

M & L for brick protection for UG XLPE cable with sub class 'B' bricks, old size laid dry and flat abutting each other with gaps between adjacent brick 10mm with width equal to length of brick in trenches across the cable complete all as directed.

M & L for earthing complete with galvanized steel earth plate 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to galvanized earth lead wire 4.00mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 15mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing complete all as specified and directed. Note : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. (ii) The cost of excavation, earth work is included in the quoted rate.

S & F exhaust fan of 300mm sweep,metal body, heavy duty, double ball bearing, 1400 RPM, 90 watt, 4 blades, air delivery 1950 m3/h, suitable for SP 230/250 Volts, 50 Hz AC supply complete with louver shutter including fixing/ grouting of frame & louvers in wall & connecting with and including 3 Nos 1.5 Sqmm single core, PVC insulated but unsheathed FRLS 1100 Volts grade cable with multistranded copper conductor from ceiling rose to fan complete all as directed. Model & Make : Model Turbo Force Single phase of make Havells or equivalent model of Make Bajaj/ Crompton/Usha/ Orient

R K CONSTRUCTION