PROVN OF REST ROOM FOR ENVIRONMENT SECTION, EXTENSION OF PLATFORM IN CLASS ROOM OF BLDG NO. T-307,T-289 OF WTI, GATE AND APPROACH PATH AT UNDERSHOOT OF RUNWAY 30 AND CHAINLINK FENCING AT CERTAIN LOCATIONS AT AF STATION TAMBARAM

Amount

Surface excavation not exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in hard / dense soil complete all as specified and directed

Excavation in trenches, not exc 1.5 m wide and not exc 1.5 m in depth for foundation, etc. and getting out in hard/dense soil

M&L Plain cement concrete, 1:4:8, type D2 using 40mm graded stone aggregate as in foundations, filling and mass concrete complete all as specified and directed

M & L for Brick work with fly ash bricks, straight or curved on plan exc. 6m mean radius, built in CM 1:4 all as specified and directed

Rendering 10mm thick on fair faces of brick work or concrete internal surfaces in CM 1:6 complete all as specified and directed

Rendering 15mm thick on fair faces of brick work or concrete external surfaces in CM 1:6 complete all as specified and directed

Preparation of new plastered surfaces of walls and applying three coats of white wash on walls complete all as specified and directed

Preparation of new plastered wall surfaces and applying two coats of cement based paint over a coat of primer complete all as specified and directed

M&L Hardcore of broken stone or boulders of gauge not exc. 63mm, deposited, spread and levelled in layers n exc. 15cm thick, watered and rammed to a true surface complete all as specified and directed

M&L Plain cement concrete, 75mm thickness, type C2, 1:4:8 using 40mm graded stone aggregate as in sub base complete all as specified and directed

M&L Plain cement concrete type B-1, 1:2:4 (20mm graded stone aggregates) as in floor finishes, 25mm thickness complete all as specified and directed

M&L Screed bed or bedding layer of cement mortar 15 mm thick in CM 1:6 for laying floor finishes etc complete all as specified and directed

M&L Joint free Non - skid coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and directed

M&L Rendering 10mm thick in cement mortar 1:4 as in backing coat of skirting/dado etc complete all as specified and direccted

M&L Joint free Glazed coloured ceramic tiles in vertical surface area of each tiles exc. 0.06 but not exc. 0.18 sqm set and jointed in neat cement slurry and pointed in white or colour cement to match complete all as specified and directed

M&L for Reinforced cement concrete 1:1.5:3 using 20mm graded stone aggregate as in Foundations, footings, foundation beams; plinth beams; bases for columns, etc.; and mass concrete all as specified and directed

M&L for 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 all as specified and directed

M&L Reinforced cement concrete 1:1.5:3 using 20mm graded stone aggregate as in beams, cantilevers, lintels over 1.5m span etc complete all as specified and directed

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

M&L RCC 1:1.5:3, using 20mm graded stone aggregate as in slabs supported on walls,beams and columns in floors, roofs, landings, balconies, canopies and in shelves and the like compplete all as specified and directed

Use and waste of formwork to soffits of suspended slabs (flat/curved) such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping) complete all as specified and directed

Use and waste of Formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs n exc 20 cm wide and sides of RCC/ PCC bands in walls, horizontal or sloping and similar work exc 10cm but n exc 20cm wide complete all as specified and as directed

S&F TMT steel bars 10mm 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 0.9mm dia or securing with clips all as specified and directed

S&F TMT steel bars 8mm dia, 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 0.9mm dia or securing with clips all as specified and directed

All as per Sl.item No. 24 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders all as specified and directed

M&L Applying water proofing treatment on horizantal or vertical surfaces by applying oil bound bitumen primer @ 0.20 Kg/Sqm and providing 4mm thick APP modified water proofing membrane weighing not less than 4 Kg/Sqm reinforced with non woven polyster matt weighing not less than 160gm/Sqm including minimum 10cm side lap and 15cm end lap torch sealed and bonded and applying a coat of blown grade hot bitumen 90/15 over and below the membrane @ 1.20 Kg/Sqm in drying over the membrane finished with solar reflective bituminous aluminium paint/primer @ 0.10 Kg.Sqm over plastered RCC roof slab/parapet including rendering 10mm thick cement mortar 1:4 with WPC after cleaning the surfaces by removing dust, dirt etc., complete all as per manufacturers instruction and as directed

M&L Rendering 5mm thick in CM 1:3 on fair faces of brick work or concrete surfaces of ceiling finished fair and even complete all as specified and directed.

M&L Preparation of new plastered surfaces and applying three coats of white wash on ceiling complete all as specified and as directed

S&F Powder coated aluminium frame for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. complete all as specified and directed

S&F Powder coated aluminium window and ventilator shutters, side hung type wthout sash bars, aluminium sections weighing 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws, anodised aluminium fittings such as peg stays150mm long (1 no.). hinges type B-21 100mm long (2 no.) suitable handle (1 no.) complete all as specified and as directed

S&F Frosted glass 3mm thick, ordinary quality and glazing with oil putty in square not exc. 0.5 sqm in each pane complete all as specifeid and directed

S&F 3mm th Sheet glass, ordinary quality and glazing with oil putty in square in exc. 0.5 sq.m in each pane all as specified and directed

S&F Solid PVC frame (Single Rebated) of size 60mm x 30mm made out of solid PVC foam with homogenous fine cellular structure having smooth outer integral skin with suitable metal stiffner and fixed with 100 x 8 sheet metal CSK screws complete all as specified and as shown on drawing (Note :- Door frame shall be water proof, termite proof, elegant and should have excellent screws holding strength to fix hinges and hold doors properly for a long life) complete all as specified and directed

S&F Factory Made Solid PVC Moulded Door Shutter with particle board core, 28 to 30mm thick (stiles), with 2, 4, or 6 raised panel design with 2mm thick Moulded Prelam PVC Sheet on the front face & 2mm prelam PVC Sheet on back face fiixing in frame at site as per specification & drawing complete all as specified and directed

S&F Aluminium anodised,200mm long barrel tower bolts of extruded section and fixed complete all as specified and directed

S&F Extruded aluminium alloy handles,150mm long fabricated type, anodised complete all as specified and directed

S&F Butt hinges 100mm, extruded aluminium alloy with galvanised mild steel hinge pin, anodised and fixed, type B-21 complete all as specified and s directed

S&F Aluminium alloy, anodised,sliding door bolt of 250mm long with hasp,staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy and fixed complete all as specified and directed

S&F Wash down water closet (Pedestal pattern) white with P or S trap including plastic water closet seat & cover mild steel chromium plated or aluminised hinging device, flush pipe of polyethylene of low or high density or PVC. 32 mm dia, for high/low level cistern etc compete all as specified and directed

S&F PVC valveless, syphonic action type of 10 liter capacity, flushing cistern,low level, white, with inlet, ball valve, float and handle including brackets and PVC connections of 15mm size with PTMT nuts of length 600 mm etc., complete all as specified and directed

S&F in Vitreous China urinals, half stall type (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,flush pipe 600mm long, grating and Union for discharge pipe etc complete all as specified and directed

S &F in vitreous china counter type wash basins size 600x480mm including cutting for and pinning in ends of brackets or errecting stand white 32mm dia polyethylene fush pipe, PVC connections 15mm size with PTMT nuts of length 600 mm, waste pipe screwd for pipe or connections including necessary packing, union and cap and fixed etc including brackets compete all as specified and directed

S&F in Bib taps 15mm bore, cast copper alloy with crutch handle,fancy type chromium plated screwed down, screwed for iron pipe or for brass ferrule and fixed complete all as specified and directed

S&F in Pillar taps 15mm bore, 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 complete all as specified and directed

S&F in Stop valves 15mm bore (surface/concealed), cast copper alloy, fancy type, chromium plated screwed down, high pressure,with crutch or butterfly handle, screwed bothends for iron pipe or for unions and fixed complete all as specified and directed

S&F in Angle valves (Two way) 15mm bore (surface/concealed), cast copper alloy, fancy type, chromium plated screwed down, high pressure, with crutch or butterfly handle, screwed bothends for iron pipe or for unions and fixed complete all as specified and directed

S&F Tubular towel rail, aluminium anodised, 20mm dia, D type, 60cm long between flanges complete all as specified and directed

S&F Soap dish, vitreous China white, approximate size 160x 160x90mm fixed to plugs with chromium plated brass screws complete all as specified and directed

S&F GI tubes medium grade galvanised with all fitting and fixed complete to walls and ceilings or laid in floors 15mm bore all as specified and directed

S&F GI tubes medium grade galvanised with all fitting and fixed complete to walls and ceilings or laid in floors 25mm bore all as specified and directed.

M&L 150mm dia salt glazed stoneware drain pipes laid in trenches and joints as specified complete all as specified and directed

M&L Concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested;in cement concrete 1:3:6, Type C2 using 40mm graded stone aggregate for 150mm dia pipes complete all as specified and directed

M&L Cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-l smooth finished, and reforming benching for 150mm dia as required all as specified and directed

S&F in repairs three layered rotational moulded polyethylene water storage tanks 500 lit capacity (cylindrical vertical with closed top) hoisted and fixed in position all as specified and directed

S&F in repairs 20mm gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed compete all as specified ans directed

S&F in repairs 25mm bore Ball brass valves,high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified and directed

S&F in repairs PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement complete all as specified and directed

S&F in repairs PVC (SWR) multi floor trap 75mm with grating including jointing with solvent cement complete all as speccified and directed

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

S&F in repairs PVC (SWR) pipes 75mm bore single socketed, in any length with rubber ring joints, laid in trenches or in floors complete all as specified and directed

S&F in repairs PVC (SWR) pipes 110mm bore single socketed in any length with rubber ring joints fixed to walls complete all as specified and directed

S&F in repairs PVC (SWR) pipes 75mm bore single socketed in any length with rubber ring joints fixed to walls complete all as specified and directed

S&F in reairs PVC (SWR) bends with access door any radius 110mm bore complete all as specified and directed

S&F in reairs PVC (SWR) bends with access door any radius 75mm bore complete all as specified and directed

S&F PVC (SWR) vent cowl 75 mm bore complete all as specified and directed

S&F PVC (SWR) vent cowl 110 mm bore complete all as specified and directed

Returning, filling in hard dense soil, including spreading, levelling, watering and well ramming in layers not exc 25 cm.complete all as specified and directed

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

M&L Plain cement concrete, 75mm thickness, type C2, 1:3:6 (using 40mm graded stone aggregate) as in plinth protection including necessary formwork finishing even and smooth with using extra cement complete all as specified and directed

M&L for ATT for treating the backfill in contact with foundation at the rate of 7.5 litres of emulsion per square metre of vertical surface (Area of the substructure in contact with backfill to be measured) all as specified and directed

M&L for ATT for treating the top surface of filled earth at the rate of 5 litres of emulsion per square metre of surface all as specified and directed

M&L for ATT for treating the soil under plinth protection at the rate of 5 litres of emulsion per square metre of surface area all as specified and directed

S&F Plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered,put together with glue pinned at joints, supplied and fixed second class hardwood complete all as specified and directed

S&F Plain framed, panelled shutter second class hardwood rail and syle, 35mm thick (two panel) with lock rail and panel of 9 mm B.W.P. commercial ply or 12mm veneered particle board with commercial veneering on both faces. The size of rail and stile as per IS : 1003 (Part I), kiln seasoned and chemically pressure treated complete all as specified and directed

M&L Preparation of new steel surfaces of any description, over 10cm in width or girth,not otherwise described and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed

S&F Aluminium anodised window sliding shutter shutters without sash bars, aluminium section 45.2 x 35 x 1.30mm (for frame, Jindal section No. 20664) and 37.5 x 15 x 1.60mm (for shutter, Jindal section No. 20597) of make JINDAL or equivalent including rubber packing anodised aluminium snap beading etc, with 4mm thick plain glass including necessary locking arrangement and all fittings such as hinges, handles, stays etc, complete all as specified and directed. Note :- Alumium section size specified above if not available in the market next immediate higher size of same make shall be provided without any extra cost to the Govt.

S&F Aluminium anodised grills (Pattern DG-104) bull nosing and polishing of edges 10mm thick with weight not less than 2.5 Kg/sqm for windows, ventilators etc., including 'F' section of size 23.4 x 15.3 x 1.4mm thick, joining cleats etc., complete all as specified and directed

Use and waste of formwork to sides of pillars, posts, struts, piers, columns, and stanchions all as specified and directed

S&F in repairs chromium plated PVC health faucet with 1 mtr PVC tubing covered by CP coated rings completed all as specified and directed.

S& F in repairs PVC (SWR) junction single,(Single T) 110mm bore with access door equal or unequal complete all as specified and directed

S& F in repairs PVC (SWR) junction single,(Single T) 75mm bore with access door equal or unequal complete all as specified and directed

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

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

M&L Screed bed or bedding layer of mortar 20 mm in CM 1:6, thick for laying floor finishes complete all as specified and directed

M&L Machine cut kota stone slab flooring 20-25mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete all as specified and directed

M&L Kota stone slab 20-25mm 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 complete all as specified and directed.

M&L rendering 15 mm thick brick walls with CM 1:4 finished even & smooth without using extra cement all as specified and directed

Complete removal of existing treatment of walls and applying 3mm thick wall care putty and applying two coats of oil bound distember complete all as specified and directed

Preparation of new surfaces of walls and applying two coat of oil bound distember over a layer of wall care putty complete all as specified and directed

Cutting holes in to brick wall built in cement mortar exc half brick & n.exc full brick and making good in cement mortar 1:3 or cement concrete 1:2:4 Type B-1 as required all as specified and directed

Taking down chowkats/Frames of area exc 1.5 Sqm and n.exc 4.0 Sqm with shutter (without taking off shutters from the frame) each all as specified and directed.

S&F Sheet glass 5.5mm thick, ordinary quality and glazing with oil putty in square exc 0.5 sq.m in each pane. Sheet glass is affixed with Solar control film 25 micron reflective type sticked to glass panes on one side as per instructions of manufacturers all as specified and directed.

S&F Door closer hydraulically regulated, designation No. 3, universal type, suitable for door shutters of 851 to 1000 mm in width and of weight between 61 to 80 kg and fixed all as specified and directed.

M&L Sand filling under floors or in foundations including watering and consolidation all as specified and directed.

M&L 40 mm thick Cement concrete type B-1, 1:2:4 using 20mm graded stone aggregate as in floor all as specified and directed.

M&L rendering 10 mm thick on brick / concrete surfaces with CM 1:4 finished even & smooth without using extra cement all as specified and directed.

M&L providing reinforced cement concrete 1:2:4, type B1 (using 20 mm graded aggregate) as in cills, steps, bands, copings, bed plates , etc including necessary form work, all as specified and directed

Excavation in post holes (or similar holes) in hard/dense soil each n exc 0.5 Cu m, getting out, returning, filling in and ramming earthor broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance n exc 50 m and making good surface all as specified and directed

M&L PCC Type C2 (1:3:6) using 40mm graded stone aggregates as in foundation, filling and mass concrete all as specified and directed

S&F for Joist, channel, angle,MS Flat or tee sections, fixed independently, without connecting plates, etc. cut to ordinary lengths as in fencing posts complete etc as in chain link fencing posts and struts including cutting tops to shape as directed, drilling holes, notching for wire, etc for securing wire mesh etc, and similar work conforming to Fe-290 Gde E-165 all as specified and directed

S&F mild steel screw bolts (machine made), diameter of shank 11 to 15 mm, with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, length of bolt n exc 15 mm long all as specified and directed

S&F for Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooksand hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete all as specified and directed

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts etc, including provision of binding wire all as specified and directed

Supply only chain link MS galvanised fencing 3.15 mm dia wire, size of mesh 50 x 50 mm, made up to mattress or cages, all as specified and as directed

M&L preparation of new steel surfaces of any description, over 10 cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed

M&L for preparation of new steel surfaces of any description, n exc 10 cm in width or girth, and applying two coats of aluminium paint over a coat of red oxide primer all as specified and as directed

Dismantling structural steel work including doors, gates but excluding framed truss etc. complete all as specified and directed

S&F Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 all as specified and directed

S & F Mild steel, plain black sheet 0.80mm thick in wall cladding, steel gates and similar work, cut to size, holes punched; including round headed screws, clout nails or rivets and fixed to wood or steel framing with plain 40 mm lap joints with riveted or welded seams,including bending or turning up, mitred angles, etc. as required all as specified and directed

M&L Preparation of old surfaces of wall and applying one coat of cement based paint complete all as specified and directed

M&L for RCC Columns, pillars, piers, posts,and struts etc typeB0 1:2:4 using 12.5mm graded stone aggregate all as specified and directed

M & L 100mm thick Cement concrete type D-2, 1:4:8 using 40mm graded stone aggregate as in Sub-floors, sub-bases, Floors and Pavings, etc. all as specified and directed

M&L for machine pressed precast concerete interlocking paver block any shape and size confirming to IS-15658-2006 of 60mm thick M-35 grade with grey cement and pigments etc complete all as specified and directed

Brickwork with fly ash bricks, straight or curved on plan to any radius in half brick thick walls,built in CM 1:4 all as specified and directed

Supply and laying XLPE cable , screened, PVC bedded, galvanised steel strip or wire armoured, electric power heavy duty cables 1100 Volts with stranded aluminium conductor of size 25 sqmm 3.5 core all as specified and as directed.

Supply and spreading dry river sand as in cable cushion all as specified and as directed.. ( Note : Only punned thickness shall be measured)

Supply and laying sub class ' B' bricks as in cable protection laid flat , length perpendicular to axis of cable all as specified and as directed.

Supply and laying light grade 40mm dia GI tubes , laid in floor or trenches all as specified and directed.

Cuting roads / hard standing / cement surfaces for laying GI pipes , 45mm width and 1.0 Mtr depth all as specified and directed.

M&L for Point wiring using colour coding as per IS (Red,Black and Green for single phase circuits) with multistranded copper conductor 1.5 Sqmmnominal cross sectional area ,single core,Pvc insulated and unsheathed cable 1100volts grade,IS 694 marked 1100 volts grade in and including non metalic rigid medium grade PVC conduit 20 mm dia ISI marked with valid CML No in and including medium grade PVC conduit and all accessories concealed in wall/roof/floor etc ISI marked with valid CML No (IS 9537-1983 for conduits and IS 3419-1976 for conduit accessories) with Mild steel sunken boxes with earth dolly duly painted with two coats of anti corrosive paint/aluminum paint over a coat of red oxide primer internally and two coats of black bituminous paint over a coat of red oxide primer externally ,covered with 3mm thick hylam sheet top cover / new PVC gang box fixing on wall surface for housing switches / sockets / regulators etc with and including 1.5 Sqmm PVC insulated multistranded copper earth continuity conductor connecting to the common earth dolly for one light point controlled by one 5Amp switch complete all as specified and directed

All as per Sl.item No. 121 here in before but for one fan point controlled by one switch 5 Amps one way

All as per Sl.item No. 121 here in before but for socket outlet on independent board

All as per Sl.item No. 121 here in before but for socket outlet on same board.

All as per Sl.item No.121 here in before but with using 2.5 sqmm cable for power points 15 Amps

S&F PVC ceiling rose two to three terminal plate and jumbo type

S&F socket outlet flush type 2/3 pin, 5 Amps 240 V

Supply and fix switch socket combination 2 in 1, 5 Amps flush type

Supply and fix switch socket combination 2 in 1, 5/ 15 Amps universal type

Supply and fix switch flush type single pole one way

Supply and fix fan regulator electronic type 5 step control for 1200/ 1400mm ceiling fan

S&F Wall mounted light fitting LED batten, extruded aluminium heat sink provided for efficient heat dissipation and integrated electronic driver with 20 W LED 6500 K ( 4 feet) lamp all as per Cat No. LUMILINEBS20WLED840SPCWH of Havells or its equivalent in Philips / Bajaj.

MCB DB TPN 4 way vertical type double door complete including 200A rated copper bus bar, and netral and earth link suitable with MCB TPN as incommer.

S&F MCB SP 10 KA ,6-32 Amps , 240 volts, B curve

S&F MCB SPN 40 Amps 240 volts, B curve 1

S&F MCB TPN 10 KA ,40Amps

S&F LED security light 45 watts pressure die cast, toughned class and individual high power LEDs with secondary optics IP-66 protection complete all as specified and directed.

S&F 1200mm sweep ceiling fan with down rod 230V, 50Hz complete all as specified and directed.

S&F 300mm ia exhaust fan steel body with louvers AC single phase , copper winding and connection with an including 3 core 0.5sqmmmcable from ceiling rose to fan complete all as specified and directed.

S&F GI pipe 32mm dia made to shape as in mounting bracket with 50x6mm FI clamps and suitable nuts and bolts , washers etc complete to fix the light fittings all as specified and directed.

M&L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth lead wire 4.0mmdia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work shall inclusive of necessary earth work and PCC chamber 1:3:6 in type CI with 8mm CTD bar reinforcement both ways at 140 mm bents to centre complete all as specified and as directed including taking down old unserviceable earthing .

S&F 50mm dia medium grade GI tubing laid in trenches, floor including necessary fittings complete all as specified and directed.

Supply and laying medium grade 25mm dia GI tubes , laid in floor or trenches all as specified and directed.

S&F Gun metal gate valve 50mm size with non rustable spindle with CI wheel ISI marked suitable for screwing with GI pipes all as specified and directed.

S&F Gun metal gate valve 25mm size with non rustable spindle with CI wheel ISI marked suitable for screwing with GI pipes all as specified and directed.

Cutting of existing CI /GI water supply pipe lines upto 100mm dia for taking 50mm dia branch connection, inserting and including Tee of size 100x100x50mm, including necessary joint, joining materials , earthwork etc complete all as specified and as directed.

M&L for construction of valve pit of size 600x600x600mm with brick work built in CM 1:4, PCC 1:2:4, type B1 as in bed, foundation, plastering 15mm thick with CM 1:4, top cover with 40x40x6mm angle alround with 3.0mm thick MS sheet cover, including twocoat of synthetic enamel paint over a coat of red oxide primer and providing necessary locking arrangement on cover all as specified and directed.

kcs builders