REPAIRS TO LEAKAGE SEEPAGE OF ROOF CHAJJA OVERHEAD SERVICE TANKS AND CERTAIN MISC B R WORKS IN THE MD ACCN OF ZONE B1 AND B2 OTM AND MD ACCN IN THE AOR OF AGE B R MEG AREA UNDER GE NORTH BANGALORE

Amount

Demolition of cement concrete and pavings not exc. 15 cm thick (below or above ground level) complete all as specified and as directed.

Demolition of brick work /stone masonry/PCC block masonry built in cement mortar of any description all as specified and as directed.

Taking down cement plaster of any description hacking for key or raking out joint on old brick work / stone / concrete surfaces complete all as specified and as directed.

Taking up or down 20 mm dia steel tubing and connections all as specified and as directed.

Taking up or down 25 mm dia steel tubing and connections all as specified and as directed.

20mm dia GI tubing medium grade and fixed complete to walls and ceiling or laid in floors complete all as specified and directed

25mm dia GI tubing medium grade and fixed complete to walls and ceiling or laid in floors complete all as specified and directed

Dismantling water tanks of any type and removing to store, capacity exc. 250 litres and not exc. 500 litres all as directed.

Dismantling water tanks of any type and removing to store, capacity exc. 500 litres and not exc. 1000 litres all as directed.

Rotational moulded polythene water storage tank (cylindrical vertical with closed top) with ISI mark embosed on it, hoisted and fixed in position complete all as specified in SSR part I capacity of tank 500 ltrs complete all as specified and as directed.

All as per Sl Item No 1.010 above but except tanks. NOTE:- Serviceable tanks as obtained from Sl Item No. 1.008 above shall be reused.

Rotational moulded polythene water storage tank (cylindrical vertical with closed top) with ISI mark embosed on it, hoisted and fixed in position complete all as specified in SSR part I capacity of tank 1000 ltrs complete all as specified and as directed.

All as per Sl Item No 1.012 above but except tanks. NOTE:- Serviceable tanks as obtained from Sl Item No. 1.009 above shall be reused.

20mm dia Ball float valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and fixed inrepairs (min weight 20mm-210 gms) all as specified and as directed.

Gun metal gate or globe valves 20 mm dia with iron wheel head, screwed both ends for iron pipe and fixed in repairs complete all as specified and directed

Gun metal gate or globe valves 25 mm dia with iron wheel head, screwed both ends for iron pipe and fixed in repairs complete all as specified and directed

Dismantling of Asbestos cement (corrugated, semi corrugated, etc.) sheets as in roof coverings including ridges etc complete all as specified and as directed.

Dismantling single layer Mangalore pattern or similar tiles as in roofing complete all as specified and directed.

Dismantling single layer Mangalore pattern or similar tiles portions bedded in cement mortar.as in roofing complete all as specified and directed.

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings etc complete all as specified and as directed.

Dismantling timber scantlings 40 sq.cm and over in section, in any position in unframed work complete all as specified and as directed.

All as per Sl Item No 1.021 above but in fillets, rails, posts, rafters, purlins etc under 40sq.cm in section complete all as specified and as directed.

Dismantling battens for tiles, shingles etc, of any size including tilting fillets spaced Exc 15 cm complete all as specified and as directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and as directed.

Rolled mild steel as in main and cross beams, hip and jack rafters, purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connected plates of Fe-410W (Gde E-250) complete all as specified and directed.

Pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.5mm thick of any colour having tensile strength of 550 Mpa as in roof covering /cladding to wall fixed with self tapping screws as specifed and as directed.

Pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tenisile strength of 550 Mpa as in roof covering cladding to wall, pre fixed with self taping screwes as specified and as directed.

False ceiling with grid suspended system of size 600 x 600mm with standard sections consisting of main runner 29 x 24.7 x 0.8mm, cross tee 29 x 24.7 x 0.8mm and wall angle 22.2 x 22.2 x0.65mm, ceiling suspended with 3mm dia GI wire hanger fixed with steel dash fastner, butter fly clips, hold down clips etc (main runner, cross tee & wall angle of MS galvanised with PPPCGS) including 4mm thick HPSC self textured design pre primered non asbestos fibre cement building boards fixed to false ceiling complete including taking down old existing ceiling of any description complete all as specified and as directed.

Precast cement concrete block masonry with solid blocks exc. 10 cm in width and setting in cement mortar 1:6 type C1 1:3:6 ( using 20 mm graded aggregate) complete all as specified and as directed.

Brick work (except bricks)with sub class 'B' bricks built in CM(1:6), straight or curved on plan exc 6 mtr mean radius, using old size bricks complete all as specified and as directed.

15mm thick rendering on brick or concrete surface in cement mortar (1:6) and finishing the surface with even and smooth without using extra cement complete all as specified and directed.

Rendering 15 mm thick on other than fair faces of brick work or concrete surfaces in cement mortar (1:4) mixed with WPC, finishing the surface with even and smooth without using extra cement complete all as specified and directed. NOTE:- WPC will be measured and paid separately

Rendering 5 mm thick on ceiling /RCC surfaces in cement mortar (1:3), finishing the plastered surface even and smooth without using extra cement complete all as specified and directed.

Supply only integral liquid water proofing compound all as specified and as directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises etc complete all as specified and as directed.

Dismantling of stone set paving of any description or thickness as in floors, aprons etc., laid, bedded and pointed in any cement mortar including removing off the premises complete all as specified and as directed.

Plain Cement Concrete (1:2:4), type B-0 using 12.5mm graded stone aggregate as in levelling course of flooing / sub bases, 25mm thick complete all as specified and as directed.

Screed bed or bedding layer of mortar 15mm thick in CM (1:6) for laying floor finishes complete all as specified and directed

Rendering 10mm thick in CM (1:3) on brick work or stone masonry surface as backing coat of tiles complete all as specified and directed.

Vitrified ceramic light coloured tiles 8-10mm thick (square/rectangular)polished, area of each tile not exc. 0.36 sqm as in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and directed

All as per Sl Item No 1.040 above but as in skirting / dado.

Full bodied vitrified tiles 600x600x10mm thick set and jointed in neat cement slurry and pointed in coloured cement to match complete all as specified and directed by GE. Make : Endura series of HR Johnson or equivalent of Kajaria/Somany

All as per Sl Item No. 1.042 above but as in skirting / dado.

75 mm thick cement concrete type D- 2, 1:4:8 (40mm graded aggregate) as in sub base of flooing etc complete all as specified and as directed

Plain Cement Concrete type C-1, 1:3:6 ( using 20 mm graded crushed stone aggregate ) 75mm thick as in plinth protection, laid in alternate bays (not exceeding 2 sqm each finished the concrete surface even and smooth at top without using extra cement and providing joints throughout the thickness of plinth protection, filled with mastic filling comprising one part of bitumen 85/25 grade and three parts of sand by weight all as specified and directed.

Exterior grade, coloured glossy finish rubber pressed, cement concrete designer chequered tiles of size 30cm x 30cm x 25mm thick set, jointed and pointed in neat cement slurry with grey cement and pigment to match the shade / colour / matrix of tiles as in floor etc. complete all as specifed and as directed

Supply and spreading of M-sand as cushioning material complete all as specified and directed

Machine presssd pre-cast concrete interlocking coloured paving Block of glass fibre reinfoced glossy finished vibro compacted any shape and size confirming to IS-15658-2006 of 60 mm thick, M-35 grade to match with grey cement and pigment etc complete all as specified and as directed.

Applying two coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces over 10 cm width or girth including preparation of new steel surfaces

Preparation of newly plastered surfaces and applying two coat of oil bound distemper over a coat of primer over coat of putty complete all as specified and directed.

Preparation of newly plastered surface of wall and applying two coats of cement base paint over a coat of primer etc complete all as specified and as directed.

Preparing newly plastered ceiling surfaces and applying three coat of white wash complete all as specified & as directed.

Removing all loose gravel, dirt, oil, grease and foreign materials by jet or dry air, cleaning the surfaces mechanically or by grinding to make it smooth and providing rendering 10mm thick in CM (1:3) mixed with Water proofing compoundand over APP modified water proofing membrane mineral finish, 3mm thick and weighing not less than 3.60 Kg/sqm reinforced with non woven polyster/HMHDPE matt black finished over compatible primer/bonding bitumen @ 0.40 Ltr/sqm and torch applications of membrane with 75mm side overlap and 100mm end lap after necessary preparation of surface complete as per manufacturer's instructions and applying a coat of solar reflective bituminous aluminum paint on top @ 0.10 litre/sqm incl taking down existing roof treatment of any types incl HP clay tiles etc along with cement plastering etc incl removing of debries exc 1.50 Km etc complete all as specified and directed.

Plain Cement Concrete type B0 1:2:4 (12.50mm graded stone aggregate) in copings, parapets and railing upto 60cm height, leveling concrete for Roof slab, kerbs, water troughs/Chajjas and the like including weathering, slightly rounded or chamfered angles and throating as directed

Taking down chowkats or frames with shutters (without taking off shutter from frames) not exc. 1.5 sqm each, including cutting holes for removing the hold fast etc (Distrubed surface of wall shall be make good by the contractor etc complete all as specified and as directed

Taking down chowkats or frames with shutters (without taking off shutter from frames) exc. 1.5 sqm but n exc 4 sqm each, including cutting holes for removing the hold fast (distrubed surface of wall shall be make good by the contractor ) complete all as specified and as directed

Powder Coating (minimum thickness of powder coating 50 micron) aluminium frame for doors, windows ventilators with one or more rebates including joining cleat for fixing etc complete all as specified and as directed

Powder Coating (minimum thickness of powder coating 50 micron) aluminium window and ventilator shutters, fixed type without sash bar, aluminium section weighing 0.55 Kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws etc. complete all as specified etc. complete all as specified.

Powder Coating (minimum thickness of powder coating 50 micron) aluminium door shutters, aluminium section weighing 0.55 Kg/m including necessary joining cleats, glazing clips, ruber neoprene packing, handles 2 Nos in each door, hinges, anodised aluminum snap beading screws etc. complete all as specified.

Stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples etc complete all as specified and as directed.

4mm thick tinted float glass and glazing with oil putty in squares n exc 0.5 sq. m in each pane etc complete all as specified and as directed

5.5mm thick tinted float glass and glazing with oil putty in squares exc 0.5 sq. m in each pane etc complete all as specified and as directed

Aluminium 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 in repairs all as directed.

Hacking out old broken glass (any thickness, size, quality or description) from wooden surface concrete or brick surrounds. glazed with putty or fixed with beads all as specified.

Sheet glass 4mm thick ordinary quality and glazing with oil putty in square not exceeding 0.5 sqm in each pane and all as specified.

18mm thick, PVC sheet one side prelaminated of approved texture ("Celuca Ply of Rajshree make or equivalent as approved by GE) as in kitchen cabinet (with shelves and partitions) including necessary fittings & fixtures as per manufacturer's instructions fixed in repairs complete all as specified and directed.

Stainless steel kitchen baskets of various types such as plaint basket height 4" ,Thali basket 8" height, Cup saucer 4" heigt and perforated cutlury basket 4" height fixed in repairs all as specified and directed.

Stainless steel channel for basket size 600mm long and 46mm wide fixed in repairs complete all as specified and directed.

Stainless steel handle for basket of size 6" all as specified and as directed.

Stainless steel Auto closing concealed hinges 9.5 cranks for half overlay doors with opening angle 950 (14-32mm) with integrated overlay adjustment + 2.50mm & depth adjustment 4mm complete all as specified and as directed. MAKE FOR SL ITEM NO. 1.067 to 1.070:- Godrej / Hettich.

18/19 mm thick prelaminated particle board, interior grade, prelaminated one side with decorative choice lamination & other side balancing white lamination, fixed with screws to timber frame work, alround 6mm thick teak wood fillets fixed in kitchen cabinet or cupboards fixed in repairs complete all as specified and as directed.

Plain fillets square, rectangular or triangular in section clean sawn , secured with nails or brads of second class hard wood fixed to cupboard shutter Not Exc 3 sqcm cross section area all as specified and directed.

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.

Glazed coloured ceramic tiles in vertical surfaces 300x450x7 mm thick set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface complete all as specified and directed

Pre-polished Machine cut Granite stone slab 18-20mm thick with edge rounded one side laid over and including 15mm thick cement mortar 1:4 screed 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.

Kitchen sink made of stainless steel 1mm thick kitchen with plugs, washers and wastes: including bedding in cement mortar to dwarf wall or including fixing cantilever brackets or fixing in granite slab and connecting union to pipe overall size 495mm x 420mm bowl size 410mmx 330mm x 160mm complete including Dismantling of old sink etc complete all as specified and as directed

Stainless steel plate rack of 0.63mm thick sheet, size 800mm x 600mm complete fixed in repairs all as specified and as directed

Taking up or down 15 mm existing steel tubing and connections all as specified and as directed.

20 mm outer dia CPVC pipes SDR 11 ( Plain CPVC SDR 11 fittings on walls/ceiling or laying in floors including all fittings and specials complete all as specified.

Chromium plated Bib tap Sink cock Regular spout (W/M) with flange 15mm dia fixed in repair all as specified and as directed. (Cat No-7816 URBONA series of Prayag or equivalent make as specified in CA)

Chromium plated long body bib tap 15mm dia with CP flange as fixed in repair all as specified and as directed. (Cat No-7808 URBONA series of Prayag or equivalent make as specified in CA)

15mm dia angle cock CP cast copper alloy screwed down high pressure with capstan head handle screwed both ends or for unions fixed in repairs (Cat No PIS-7810 URBONA series of Prayag or equivalent make as specified in CA)

Providing and laying water proofing treatment to sunken portion of WCs, bathroom and kitchen etc by applying cement slurry mixed with two component elastomeric acrylic based polymer modified cementitious composite compound coating of make as approved in TI 5/2003 including demolition and removal of existing treatment of any type with the following procedure in sequence all as specified and as directed:- (i) Demolition of existing treatment of any type including cleaning and removal of debris from site. (ii) First layer of cement slurry @ 0.488 kg/sqm of cement mixed with acrylic based polymer modified cementitious composite compound @ 0.253 kg/sqm, the layer will be allowed to air cure for 4 hours. (iii) Second layer of cement slurry @ 0.242 kg/sqm of cement mixed with with acrylic based polymer modified cementitious composite compound @ 0.126 kg/sqm, the layer will be allowed to air cure for 4 hours followed with water curing for 48 hours. (iv) 20mm thick screed in cement mortar (1:3) mixed with including supply of liquid water proofing compound as per manufacturers instructions. Contd.. 1.084

Contd.. 1.083 (v) Ponding the treated portion atleast 48 hours, if any leakage / seepage observed the entire procedures will be repeated without any extra cost. (vi) Provide 40mm dia light grade GI spout at the lowest point with 30cm projection beyond the out face of the wall. (vii) Sunken portion shall be filled with lean cement concrete(1:5:10), type E-2 using 40mm graded stone aggregate. NOTE :- (i) The sunken slab sloped towards outer face to drain the water in to GI spout pipe. (ii) Coving shall be provided at the junction of slab with the wall. (iii) Nahni trap shall be 10mm below finished floor level and drain pipe dia is larger than the nahni trap size. (iv) The outer end of the spout should be chamfered. (v) mode of measurement : plan / floor area will be measured.

Material and labour for cleaning of PVC/RCC over head water tanks at any height (on accessible/inaccessible roofs) by removing all scale, dirt, mud, any foreign material, accmulated silt, other dirty substance, algae, fungus and any other bacterial material from sides/bottom of tank, cleaning shall be done by draining / pumping out water / sludge from bottom, by high pressure water jet of pressure not less than 120 PSI for removing clogged mud / scales etc and cleaning the same again with self priming pumped fresh water and disinfecting the water tank by using UV radiator and approved chemical (chlorite), after cleaning writing letter / figures (Date of cleaning and next Date of cleaning) on black back ground with white synthetic enamel paint including removing the existing letters/ figures complete all as specified and as directed for capacity of water tank as under:- Note:- (i) Contractor has to ensure there is no damage / leakage in tank after cleaning. (ii) Any air lock /blockage of water flow after cleaning will be made good immediately. (a) Exc 250 Litre N.exc 500 ltr capacity

(b) Exc 500 litre N.exc 1000 ltr capacity

(c) Exc 1000 litre N.exc 2000 ltr capacity

Material and labour for spraying antiweed / non toxic solution / chemicals containing Glyphosate as per manufacture instructions and removing the weed including the roots after ensuring complete de-germification of palnt/weed and cutting down the plant/trees off from roof/top sides of external walls of bldgs, in chajjas, wall junctions, junctions of GI/CI/AC/PVC pipes and taking out roots entered in wall/slabs, including making good the surface using PCC 1:2:4 type B1 or cement mortar (1:2) or brick work in CM(1:4) plastered with CM(1:4) to match with existing surface and repairing the pipes and joints which was affected by cutting down/taking out process all as specified and as directed for plants / trees located in the buildings upto four storey high, complete all as specified and directed by Engineer-in-charge. NOTE:- Contractor has to execute the work of de-generated plant/weeds as per the prior approval and directions of Engineer-in-charge.

All As per item no 1.087 here in before but plants located in the buildings of five to eight storey high.

Material and labour for cleaning of Roof at any height (on accessible / inaccessible roofs) by removing all scale, dirt, mud, any foreign material, accumulated silt, other dirty substance, algae, fungus, leaves etc deposited over slab and making good the distrubed surfaces if any with and including making good the surface using PCC 1:2:4 type B1 or cement mortar (1:2) or brick work in CM(1:4) plastered with CM(1:4) to match with existing surface and removing the material so obtained out side complete all as specified and directed by Engineer-in-charge. NOTE:- Contractor has to submit the phtographic record of work done (before and after the work done duly noted the Building No/Location) at the time of claiming the payment (RAR/final bill). No payment has to be made without submit the photographic records. (a) Area of Roof upto 500sqm

(b) Area of Roof exc 500 sqm

Complete removal of existing treatment by preparation of old treated surfaces of any description, applying two coats of oil bound emulsion distemper of approved tint over a coat of primer over two coat of wall care putty including scrubbing with sand paper to obtain smooth surface of wall complete all as specified and as directed.

All as per item no 1.092 above but on ceiling surface etc complete all as specified and as directed except wall care putty

Preparation of plastered or un plastered old decorated surfaces of ceiling by brooming down or with steel wire brushing, scraping down smoke soot’s, moulds , moss & efflorescent salts & treating oily & greasy spots & filling holes & cracks with suitable material like white cement or Plaster of Paris and applying one coat of white wash complete all as specified and as directed

All as per item no 1.094 above but two coat of white wash on ceiling complete all as specified and as directed

All as per item no 1.094 above but one coat of distemper Oil Emulsion on ceiling complete all as specified and as directed

Preparation of plastered or un plastered old decorated surfaces of walls by brooming down or with steel wire brushing, scraping down smoke soot’s, moulds, moss & efflorescent salts & treating oily & greasy spots & filling holes & cracks with suitable material like white cement or Plaster of Paris and applying two coats distemper oil emulsion, white or tinted etc complete all as specified and as directed

Preparation of plastered or un plastered old decorated surfaces of walls by brooming down or with steel wire brushing, scraping down smoke soot’s, moulds, moss & efflorescent salts & treating oily & greasy spots & filling holes & cracks with suitable material like white cement or Plaster of Paris and applying one coat of white wash complete all as specified and as directed

All as per item no 1.098 above but two coats of white wash etc complete all as specified and as directed

Preparation of plastered or un plastered old decorated surfaces of walls by brooming down or with steel wire brushing, scraping down smoke soot’s, moulds, moss & efflorescent salts & treating oily & greasy spots & filling holes & cracks with suitable material like white cement or Plaster of Paris and applying one coat distemper oil emulsion, white or tinted etc complete all as specified and as directed

Preparing of old painted surfaces of wood & wood based surface of any description not otherwise described over 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and directed

Preparation of old painted surfaces of steel surface of any description not otherwise described over 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and as directed

PRAGATHI BUILDERS

deepak kumar vishwakarma

S S BUILDERS

Sreyas Enterprises

Shanthi Construction

K. VENKATESH NAIDU

PRACHANIVA CONSTRUCTIONS