REPAIRS TO LEAKAGE SEEPAGE OF ROOF AND OTHER CONNECTED BR REPAIRS IN TB I AND DEPOT BN AREA OF AGE BR MEG UNDER GE NORTH BANGALORE

Amount

Demolition of cement concrete and paving 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 surface complete all as specified and as directed.

Taking down steel tubing of 20 mm dia bore and connections including cleaning for refixing serviceable pipe or removal of balance pipe complete all as specified and as directed.

Taking down steel tubing of 25 mm dia bore and connections including cleaning for refixing serviceable pipe or removal of balance pipe complete all as specified and as directed.

20mm dia medium grade Galvanised iron tubing with all fittings and fixed to wall, ceiling or laid in floors etc complete all as directed.

25mm dia medium grade Galvanised iron tubing with all fittings and fixed to wall, ceiling or laid in floors etc complete all as directed.

Dismantling water tanks and removing to store (exc. 250 and not exc. 500 ltr capacity) complete all as specified and as directed.

All as per Sl Item No. 1.008 above but exc 500 ltr but not exc 1000 ltr capacity

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 capacity complete all as specified and as directed.

All all as per Sl Item No 1.010 above but except tanks. NOTE:- PVC water tanks as obtained from Sl Item No. 1.008 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 capacity complete all as specified and as directed.

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

20 mm dia ball float valve high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe complete fixed in repairs all as specified and as directed [Minimum weight for 20 mm – 210 gms] .

20 mm dia gun metal, globe or gate valve with iron wheel head screwed both ends for iron pipe and including taking down old gate valve all as specified and as directed.

25 mm dia gun metal, globe or gate valve with iron wheel head screwed both ends for iron pipe and including taking down old gate valve all as specified and as directed.

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

Box type Steel windows/ventilators double side shutters (windows side hung type, ventilators top hung type) pressed steel frames made out CRC Sheet of 80x60x1.25mm double rebated, shutters box type made out of CRC Sheet of 40x20x1.0mm, windows & ventilator shutters shall be of glass and gauge type, fixed with box type hinges, aluminium die cast handles for glass shutters, Iron flat type handles for mesh shutters, telescopic stays, etc complete all as specified including 12mm square guard bars/grill welded with steel frame (100c/c horizontically) all as specified and directed by Engineer-in-Charge. NOTE: (i) Payment under this item will be make combined for steel frames, steel shutters and Guard bard/Grill, However unit rate quoted shall deemed to include cost of beading, fittings such as handles, hinges,Telescopic stays, locking arrangements. (ii) 4 mm thick sheet glass and wire mesh be measured and paid separately. (iii) Weight of Grill/Guard Bars, handle,hinges and locking arrangements shall not be accounted for payment purpose . (iv) All Windows/Vent design as per CECZ TD drg No 539.

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 and as directed.

Stainless steel wire cloth 0.36 mm nominal dia of wire and average width of aperature 1.40 mm and fixed with stainles steel wire stapel etc complete all as secified and as directed.

Stainless steel wire cloth 0.36 mm nominal dia of wire and average width of aperature 1.40 mm and fixed with stainles steel wire stapel etc complete fixed in repairs all as secified and as directed.

4.00 mm thick sheet glass, ordinary quality and glazing with oil putty and glazing clips in metal frame and second class hard wood beading in wooden frames in squares not exceeding 0.5 sqm in each pane all 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 AC Sheets of any description as in roof covering including ridge, wind tie etc., complete all as specified and 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 all as specified and as directed.

Dismantling battens for tiles, shingles etc, of any size including tilting fillets spaced exc. 15 cm 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 work 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

Rolled Mild steel work as in hand rails, half round or other stock section or core for wooden hand rail straight portion, drilled and counter shunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts, posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc., flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe 410-0 or Fe 310-0 all as specified and as directed.

Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering / cladding to wall, fixed with self tapping screws etc., complete all as specified and as directed.

Pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws etc complete all as specified and as directed.

Grid suspended false ceiling with grid system of size 600x600mm with main runner 29x24.7x0.8mm cross tee 29x24.7x0.8mm and wall angle 22.2x22.2x0.65mm, 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 board fixed to false ceiling including one coat of oli emulsion distemper complete including taking down old ceiling of any description complete all as specified and as directed.

False ceiling with GI frame work for seamless ceiling comprising of GI perimeter channel of 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to sorrounding wall using nylon sleeves and screws at 450 mm centre to centre/ intermediate channel 0.90mm thick having two equal flanges of 15mm each and web of 45mm suspended from soffit at approx 900 mm centre to centre with GI cleat and steel expansion fasteners with and including ceiling section(not exc. 1.2m length) of 0.55 mm thickness having kurled web of 50 mm and flange of 26mm each with lips of 10.5 mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre, hangers 6 mm dia GI (up to 1200 mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40 x 3 mm size 60 mm long, providing and fixing Gypsum Board 12mm thick in ceiling fixed with screws as per manufacturers instructions including finishing the joint of face board with specially formulated jointing compound and 48mm wide fibre tape to provide seam less finish, incl necessary preparation of new surface and apply two coats of oil bound emulsion distemper over a coat of alkali resistant primer on ceilings ncluding taking down old ceiling of any descriptioncomplete all as specified and 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.

Plain Cement Concrete (1:2:4),type B1, using 20 mm graded stone aggregates as in copings, chajja kerbs, roof padding / staging of water tank etc including necessary fromwork, weathering, slightly rounded or chamfered angles and throating 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 15mm thick in CM(1:4) mixed with water proofing compound as per manufacturers instructions finishing the surfaces even and smooth without using extra cement including necessary scaffolding complete all as specified and directed. NOTE:- WPC will be measured and paid separately under relevant items.

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

Rendering 5mm thick on concrete surfaces of ceiling / Chajja / facia of chajja etc in cement morter (1:3) finishing the surfaces even and smooth without using extra cement complete all as specified and as directed.

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

Vitrified light coloured ceramic tiles 8 to 10mm thick (square/rectangular) polished area of each tiles not exc. 0.36 sqm as in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including 15mm thick screed bed in CM (1:6) complete all as specified and as directed.

Vitrified light coloured ceramic tiles 8 to 10mm thick (square/rectangular) polished area of each tiles not exc. 0.36 sqm as in vertical surfaces, skirting and dado set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface over and including backing coat 10mm thick in CM (1:3) on fair faces of brick work or concrete surfaces complete all as specified and as directed.

Vitrified light shaded ultra charged coloured ceramic tiles 8 to 10mm thick (square/rectangular) polished area of each tiles exc. 0.42 sqm but not exc. 1.00 sqm as in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including 15mm thick screed bed in CM (1:6) complete all as specified and as directed.

Vitrified light shaded ultra charged coloured ceramic tiles 8 to 10mm thick (square/rectangular) polished area of each tiles exc. 0.42 sqm but not exc. 1.00 sqm in vertical surfaces, skirting and dado set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface over and including backing coat 10mm thick in CM (1:3) on fair faces of brick work or concrete surfaces complete all as specified and as directed.

Full bodied colured vitrified tiles 600x600x10mm thick set and jointed in neat cement slurry and pointed in coloured cement to match over and including 15 mm thick screed bed in CM(1:6) 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.1.048 above but as in skirting over and including 10mm thick backing coat plaster in CM (1:4) complete all as specified and as directed.

Plain Cement Concrete (1:4:8), type D-2 using 40mm graded stone aggregate as in sub base to floors, 100mm thick complete all as specified and as directed.

75 mm thick plain cement concrete (1:3:6) type C1 using 20 mm graded stone aggregate as in plinth protection laid in alternate bays (not exceeding 2 Sqm each) finishing the concrete surfaces even and smooth at top without using extra cement and providing joints throughout the thickness, filled with mastic filling comprising one part of bitumen 85/25 grade and three parts of sand by weight all as specified and directed.

Cement concrete designer chequered tiles of size 300mm x 300mm x 25mm thick, exterior grade, coloured glossy finish, rubber pressed, set, jointed and pointed in neat cement slurry with grey cement and pigment to match the shade / colour / matrix of tiles etc as in floors including 20mm thick screed bed in CM(1:6). complete all as specifed and as directed.

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

Machine presssd pre-cast concrete interlocking coloured paving blocks of glass fibre reinfoced, glossy finished, vibro compacted of any shape and size conforming 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.

Preparation of new or previously untreated steel and iron surfaces of any description not other wise described over 10cm width or girth and applying two coats of synthetic enamel over a coat of red oxide primer, complete all as specified and directed.

Preparation of new plaster surfaces of any description over 10 cm in width or girth not otherwise described and applying two coats of oil bound emulsion distemper of approved tint over a coat of alkali reistant primer on wall complete all as specified and directed.

Preparation of newly plastered surfaces of walls and applying two coats of cement based paint over a coat of alkali resistant primer all as specified and as directed.

Preparation of newly plastered ceiling surfaces of any description and applying three coats of white wash complete all as specified and directed.

Demolition of existing roof treatment of any type including cement plaster 10 mm thick and PCC 25mm thick and providing screed bed/rendering 10mm thick in CM (1:4) mixed with and including supply of approved water proofing compound as per manufacturers instructions over and including 25mm thick (average) PCC (1:2:4), type B0 using 12.5mm graded stone aggregate by 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 50mm x 50mm coving at the corners with PMC mortar as above, and applying APP modified water proofing membrane as per IS 1654-2017 / IS 16352-2017 mineral finish, 3mm thick and weighing not less than 3.60kg/sqm reinforced with non woven polyster/HMHDPE matt black finished over compatible primer/bonding bitumen @ 0.40 Litr/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 complete all as specified and directed.

Shanthi Construction

S L R Construction

RASHMI BUILDERS

MAA ENGINEERING SERVICERS

Shanmuga Constructions

K. VENKATESH NAIDU

Sangam Construction

Sri Vijalakshmi Constructions