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| 1 | Taking down of All loose and de-bonded concrete/ screed, loose particles, dirt etc & Debris should be removed from Bldg. Roof substrate must be pressure-washed with water with, a minimum working pressure of 1400 psi is to be used to and/or remove all dirt, dust, chalking and waste products. Remove algae, mold by using bleach solution or biowash etc complete all as specified & directed. |
| 2 | M&L for repair of All visible hairline cracks on concrete roof / screed more than 0.50 mm and not giving hollow sound, should be cut and widen in V shape with mechanical cutter in the size (10mm W x 6mm D). Fill cracks withPU sealant / Hybrid Sealant with suitable gun and smoothed with a putty knife or trowel. Allow sealant to cure a minimum (72 Hrs.) 3 days etc complete all as specified & director. |
| 3 | M&L for Remove loose and damaged concrete roof screed in pockets with mechanical cutter. Clean the concrete screed with high pressure water jet to remove dirt and loose particles. Brush apply a bond coat ofPidicrete URP mix in the ratio of 1:1 (URP 1: Cement 1) by volume to make it lump free slurry when applied on in the pre wet surface. Laid to fall roof screed in correct slope and gradient. Mix Pidicrete URP 10% by weight of cement in concrete in ratio of 1(cement) :1.5 (sand):3(12.5 mm aggregate) & avg thickness of concrete and finish with trowel. Moist cure should be done for 7 days. Air cure screed for 7 days, before application of roof top coat coating system etc complete all as specified & directed. |
| 4 | M&L for Apply one coat ofCipoxy 16D primer in the ratio 1:1 spreading at the rate of 0.200 kg-0.250 kg /sqm in complete dry condition where moisture contain below 7% (should be checked with moisture meter)Allow the primer coat to dry for 6 to 8 hours. Apply 1st coat ofRoofseal Classic without dilution spreading at the rate of 0.70/litre/Sq.mt/Coat until all surface is covered. Lay a 45 GSM Fibre glass mesh as a reinforcing material which is incorporated in the coating when the first coat is still in wet condition. Allow the first coat to dry for approximately 4 to 6 hours. Apply the second of chemical with the same application coverage, but in a direction perpendicular to that of the first and second coats. Allow each coat to air cure for a minimum of 4-6 hours after application. Check to see no void surface is left untreated / uncoated.Allow the system to air cure for 7 days minimum etc complete all as specified & directed. |
| 5 | Demolition of brick work or stone masonry including all quoins,arches,pillars etc built in CM complete all as specified & directed. |
| 6 | M&L for Brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius built in CM 1:6 complete all as specified & directed. |
| 7 | Taking down cement plaster on wall/ceiling/roof etc including raking out joints, hacking for key scrubbing down with water etc complete all as specified and as directed |
| 8 | M&L for rendering 15 mm thick cement plaster in CM 1:4 on brick work / concrete surfacesof cement & finishing the surfaces even and smooth without using extra cement including WPC @ 3% of weight of cement etc all as specified & directed. |
| 9 | M & L for two coat of cement base paint on new plastered surfacesof wall including preparation of surfaces over 2 mm thick putty complete all as specified and directed. |
| 10 | M&L for rendering 10 mm thick cement plaster in CM 1:3 on brick work / concrete surfaces of ceiling,chhajja etc finishing the surfaces even and smooth without using extra cement etc all as specified & directed. |
| 11 | Material & labour for preparation of new plastered surfaces of ceiling and applying three coats of white wash to match the existing as required, complete all as specified & directed. |
| 12 | M&L for 15 mm thick plastering in CM 1:6on brick surfaces of walls & finishing the surface fair & ever without using extra cement complete all as specified and directed. |
| 13 | M&L for two coats of oil bound distemper over a coat of average 2 mm thick wall care puttyon new plastered surfaces including preparation complete all as specified and directed. |
| 14 | Taking up or down 20mm dia steel tubing /PPR pipe connections etc ,including cleaning for Refixing orremoval from sitecomplete all as specified and directed. |
| 15 | S&F 20 mm bore GI tubes medium grade, galvanised with all fittings and fixed complete to walls and ceiling or laid in floors complete all as specified and directed. |
| 16 | Demolition of cement concrete(unreinforced) of any description and in any position not otherwise specifically provided complete all as specified and directed. |
| 17 | M&L for Providing cement concrete type B1 1:2:4 using 20 mm graded aggregate in roof kerbs or mud stops, rounded or chamfered on edges or water tank staging etc complete all as specified and directed. |
| 18 | M&L for Providing cement concrete type B0 1:2:4 using 12.5 mm graded aggregate in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height,copings, kneelers, apex stones,bed plates, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed |
| 19 | Taking down rainwater pipes/SWR (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning for re-fixing or removal from site measured overall as fixed along the centre line over fittings and accessories) complete all as specified and directed. |
| 20 | S&F 110 mm bore PVC (SWR) Soil waste, rain water pipe and vent pipes single socketed in any length with rubber ring joints fixed to walls, floor etc. as per site requirement making good disturbed portion to match the existing including necessary chemicals /solvent complete all as specified and directed. |
| 21 | S&F 110 mm bore PVC (SWR) bends any radius complete all as specified and directed |
| 22 | S&F 500 litres capacity Rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top) hoisted and fixed in position including 20 mm dia PVC float valve & nipple complete all as specified in SSR Part I including dismantling of old storage tank. |
| 23 | Dismantling asbestos cement (corrugated, semicorrugated sheet/ North light curve, Ridge etc.) sheets in roofcoverings complete all as specified and directed. |
| 24 | S&F of Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall,fixed with self tapping screws as specified complete all as specified and directed. |
| 25 | S&F of Pre- painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified complete all as specified and directed. |
| 26 | S&F Plain, galvanised, mild steel sheeting, 1.25 mm thick in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275fixed with self tapping screws as specified complete all as specified and directed. |
| 27 | Dismantling Wall / ceiling boards (fibre,pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets etc complete all as specified and directed. |
| 28 | S&F in repair 605x605mm snap grid of powder coated galvanized iron of angle of size 23mm x 23mm of 30 gauge (Perimeter), T section of size 23mm x35mm main and 23mm x 27 mm (intermediate) of 30 gaugesuitable for false ceiling including GI wire 6 mm thick @ 1200 mm centre to ceter both ways for hanging arragement complete all as specified and directed. |
| 29 | M&L for 4 mm thick non asbestos fibre cement building board designer as in ceiling of size 600 x 600mm fixed to GI snap grid frame workcomplete all as specified & directed. |
| 30 | M&L for 5 mm thick PVC Sheet board of size 3\" x 2\" and mounted on wall with suitable beading including all the necessary arrangements like screw etc and basic specifications written on it etc all as specified & directed. |
| 31 | Supply and fixing in repair LED luminaire 595 mm x 595 mm, 40 watt, 220 V AC, 6500 K recessed type with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for roof ceiling including connecting up with driver and connecting the same to electric source with & using PVC sheathed and insulated three core copper conductor cable of size 0.75 Sqmm and fixing arrangements for fixing the light fitting completeall as specified and directed. |
| 32 | M&L for earthing complete with galvanized earth plate electrode 600 x 600 x6mm thick burried directly in ground vertically to a depth not less than 2.25 M below normal ground level ) with top edge of the plate not less than 1.50 M below normal ground level , connected to and including galvanized steel wire 4mm dia as earth lead soldered and rivetedto earth plate by means of nuts, bolts, check nuts & washers, of galvanizediron or steelwith connected to test point and testing on completion including 15mm GI light grade pipe for earth leadprotection from earth point to earth plate, including provnadequate quantity of charcoal dust mixed with35 % common salt to a packed thickness of not less than 15 cm in alternate layers of charcoal and salt on all sides of earth platewith 20mm bore medium grade GI Pipe for watering,GI check nut, funnel and wire meshwith and includingall necessary excavation& earth work in soft/loose soil, returning filling in, removal of surplus soil to a distance 50 metre,,PCC 1:3:6 type C-1 as in earth pit, 40 mm thick RCC cover using cement concrete 1:2:4 type B-1 reinforced with & including 8 mm dia mild steel TMT bar @ 100 mm c/c Both way with suitable handle for lifting arrangement & including form work complete all as specified and shown in electrical plate No 3 of MES SSR Part I 2009 and as directed including taking down / dismantaling of old earthing. NOTES:- (i) On testing, after completion of Job, if desired earth resistance is not obtained, the earthing shall be redone at without any extra cost by contractor. |
| 33 | Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4mm dia galvanised iron or steel wire complete all as specified and directed. |
| 34 | M&L point wiring with 1.5 sqmm multi stranded copper conductor 1100 volts.grade FRLS PVC insulated unsheathed cable with proper colour codingdrawn in includingPVC conduit medium grade not less than 20 mm dia with all accessoriesandFRLS PVC insulated 1.5 Sqmm multi standard unsheathed copper wire for continues earth, sunk in cast iron/Pressed steel terminal boxes 60 mm deep & 1.6 mm thick duly painted with aluminum inside and anticorrosive paint out side, including 3 mm thick plastic laminatedsheet for mounting switches, sockets, fan regulators etcconnecting earthand making good to the disturbed surfaceof wall/floor and matching with existing specifications.Connections of cable with MCB\"s or bus bar shall be done through proper size copper/brassthimbles including taking down old point wiring etc.Note :Conduit shall be fixed on surface of roof /Terrace with necessary saddles where concealing of conduitis not feasible at no extra cost for one light /fan point controlled by one switch |
