REPAIR/MAINTENANCE TO SEWAGE DISPOSAL AREA DRAINAGE PATH CULVERT BOUNDARY WALL FENCING AND MISC WORK AT CGRA MANICKTALA AND CG LAND RAJARHAT UNDER GE ( I) (CG N) KOLKATA

Demolition of Brickwork built in Cement Mortar including all Quoins, Arches, Pillars, etc. of any descriptions, complete all as specified and as directed.

M&L for brick work sub class 'B' bricks, straight or curved on plan, exc 6m mean radius built in CM (1:4)complete all as specified and as directed.

M&L for Brickwork with subclass ‘B’ bricks, straight or curved on plan to any radius in half brick thick walls built in CM (1:4) complete all as specified and as directed.

Demolition of cement concrete (unreinforced) of of any descriptions, in Ground floors (Floor Topping, Sub Base etc) not exc 150mm thick, above or below ground level complete all as specified and directed.

M&L for Plain Cement Concrete (1:2:4) Type B1 (using 20 mm graded granite stone aggregate) as in coping including necessary form work and all as directed.

M&L for Cement concrete 1:3:6 (Type C2) as in foundations, filling and mass concrete complete all as specified and as directed.

M & L for 40mm thick cement concrete Type B1 (1:2:4) (Using 20mm graded stone aggregate) as in Floor finished the concrete surface even and smooth Without using extra cement complete all as specified and as directed.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar (1:3) including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete all as specified as directed.

Dismantling Stone slabs and tiles of any description or thickness in floors, aprons etc complete all as specified and as directed.

M&L for Granite (of any type) work of 20mm thick (table rubbed and polished) in steps, jambs, pillars, win- dow-cills, cooking plat- forms and like over screed bed 20 mm thick in cement mortar (1:4) including point- ing in white cement (1:2) us- ing marble dust with admix- ture of pigment to match with shade of granite complete all as specified and as directed

M & L for Marble work 18 to 20mm thick (table rubbed and polished) in steps, jambs, pillars, windowcills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with marble shade complete all as specified and as directed

M & L for 25-30 mm thick Dholpur stone cladding gang saw cut with machine cutedges, uniform colour of each stone size not exceeding 0.25 sqm fixed over 20 mm screed bed CM (1:4) and including, making V groove at top and bottom ofstone and drilling hole for hold fastener, polishing, rubbing &including silicon treatment.complete all as specified and as directed

M&L for Machine cut kota stone slab flooring 20-25mm thick over over 20 mm screed bed CM (1:4) 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 as directed

M&L for Rounding to edges of stone slabs,one edge such as steps,cooking platform and other similar situation complete all as specified and as directed.

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

M & L for Mosaic Pool tiles (ceramic vitrified glazed pool tiles) 8 mm thick size of tiles 23mm X 23 mm and sheet size 300 mm X 300mm water absortion 0.5% premium quality (make Fresco or equivalent) for making Mural on wall with any colour or any design fixed with adhesive as recommended by manufacturer and joint filling with white cement mixed with pigment and chemical to match with existing (4MM thick adheshive) includind complete all as specified and as directed..

M & L for vitrified ceramic tiles 9-10 mm thick any shade (square / rectangular) polished, area of each tiles exceeding 0.42 sqm and not exceeding 1 sqm , in floors etc, set and jointed in neat cement slurry and pointed in white or coloured cement including 15mm thick screed bed in CM (1:4) to match complete all as directed and as specified.

M & L vitrified ceramic tiles 9-10 mm thick any shade (square / rectangular) polished, area of each tiles not exceeding 0.36 sqm, in floors etc, set and jointed in neat cement slurry and pointed in white or coloured cement including 15mm thick screed bed in CM (1:4) to match complete all as directed and as specified.

S&F non skid ceramic coloured tiles 7 to 8mm thick. area of each tile exceeding 0.11sqm but not exceeding 0.18 sqm in floors etc. set and joined in neat cement slury and pointed in white or coloured cement to match including 15mm thick screed bed in CM (1:4) complete all as specified and as directed.

M&L for Glazed ceramic tiles in vertical surface 600x 300x 7 mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match complete jointed in 10mm thick CM (1:4) complete all as specified and as directed.

M&L Roof tiles, Mangalore pattern, interlocking at side joints, laid dry complete all as specified and as directed.

M&L for Cement concrete 100 mm thick Type C2 (1:3:6) 20 mm graded stone aggregate as in floor finish concrete surface even and rough finish to receive topping layer.

M & L for Chequered cement concrete tiles 30 cm x 30cm x 25mm thick, set, jointed and pointed in neat cement slurry over 20 mm thick screed bed in CM (1:4) in floors complete all as specified and as directed.

M&L for machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 80 mm thickness, M-40 Grade complete all as specified and as directed.

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

M&L for repair of machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 80 mm thickness, M-40 Grade using proper sand cushion complete all as specified and as directed.

Demolition of cement concrete (reinforced) not exc 15 cm thick below and above ground floors complate as directed.

Supply and fix mild steel 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 as directed.

M & L for reinforced cement concrete type B1 (1:2:4) using 20 mm graded aggregate as in Foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and as directed.

Material and labour for precast cement concrete slab for manhole covers RCC 1:2:4 type B1 using 20 mm graded crushed stone aggregate c complete all as specified and as directed.

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

S&F Pre- painted galvatume aluminum zinc coating GI based corrugated 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 complete all as specified and as directed.

S&F 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 complete all as specified and as directed.

S & F 2 mm thick Fibre glass reinforced translucent corrugated sheeting with two corrugations side lap fixed with coach screw and washer in roof, wall etc, fixed with self tapping screws as specified and directed by Engineer in charge.

S & F 10 mm thick hollow poly carbonate sheeting any colour UV coated both side fixed with suitable screw and aluminum channel at joints and aluminum u clip at ends as per manufactur instruction with necessary fitting in roof, wall etc, complete all as specified and directed by Engineer in charge.

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

Material & Labour for providing and fixing stainless steel (Grade 304) railing made of hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (where ever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size, on the top of floor or the side of waist slab with suitable arrangement complete all as specified and as directed.

S&F Hand rails, half round or othersteel section or core for wooden hand-rail straight portion,drilled and countersunk 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-290 Gde E-165 complete all as specified and directed

S&F MS Framed work Fe-290 Gde-165 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 hooks and 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 specified and as directed.

Supply and fixed hot rolled medium and high tensile structural steel of grade E 250 quality A conforming to IS 2062: 2011 as in roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. complete all as specified and as directed.

M&L Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment Fe- 290 (Gde E- 165) complete all as specified and as directed.

S & F 12 mm thick toughened glass frameless door with fixed panel at side and top fixed with suitable stainless steel u clip and necessary fitting and coast guard logo itching over glass of suitable size and each shutter fixed with 300 mm long fancy type stainless steel handle both side fixed over floor spring in floor complete all as specified and as directed.

M&L for prepration of new concrete surfaces of any description not otherwise described over 10cm width or girth and applying two coat of synthetic enamel paint over a coat of primer complete all as specified and as directed.

M&L for preparation of new steel surfaces of any description two coat of synthetic enamel paint over a one coat of red oxide Surfaces of any description, over 10cm in width or girth,not otherwise described

Material and labour for preparing old painted plaster surfaces walls up to 4th storey including chajjas, facias etc. and applying one coat of weather proof acrylic exterior paint (100% Acrylic) including scaffolding, and necessary safety measures complete all as specified and as directed.

Material and labourfor preparing old painted plaster surfaces walls from 5th to 8th storey including chajjas, facias etc. and applying one coat of weather proof acrylic exterior paint (100% Acrylic) including scaffolding, and necessary safety measures complete all as specified and as directed.

Material and labourfor preparing old painted plaster surfaces walls from 8th to 11th storey including chajjas, facias etc. and applying one coat of weather proof acrylic exterior paint (100% Acrylic) including scaffolding, and necessary safety measures complete all as specified and as directed.

M & L for preparing old painted surfaces and applying three coats of white wash on walls complete all as specified all as specified and as directed

M & L for preparing old painted surface and applying Three coats of white wash on ceilings complete all as specified all as specified and as directed

M&L for preparation of old painted steel surfaces of any description over 10cm width or girth not otherwise described and applying one coat of synthetic enamel paint complete all as specified and as directed.

M&L for preparation of old painted surfaces of tenis and multipurpose court and filling patch if any make surface even with resurfacer and applying a coat of acrylic synthetic flooring paint with suitable method and marking of lines as per norms of court with any shade of colour all as per manufacturer instruction and directed by Eng-in-charge complete all as specified and as directed.

Material and labourincluding tools and plant required for cleaning of the drain pipes upto 150mm dia by roading from manhole and well flushing with water after cleaning and removing all sludge , dirt and solid contents to a distance n exc 100m and burried in ground (min 30cm below ground level) including necessary excavation returning filling and spreading of bleaching powder complete all as specified.

Cleaning manhole of size n.exc 1.50 Sqm by taking out sludge in semi liquid/solid stage (incl. all water etc) from inside of manhole of depth not exceeding 1.5 m and removing the sludge to a distance exceeding 50m depositing in trenches including supply and sprinkling bleaching powder and covering sludge with earth to a thickness not less than 30 cm including all earth work, returning filling, removal of surplus soil & necessary temporary cleaning as directed by the Engineer-in-Charge.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out complete all as specified and as directed.

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar Internal dia of pipe in 150 mm complete all as specified and as directed.

Material and labourfor 150 mm thick Concrete bed to drain pipes in cement concrete (1:3:6) type C-1 using 20 mm graded stone aggregate including packing under and haunching against the sides of pipes after they are laid and tested for 200 mm bore pipe complete all as specified and as directed.

Material and labour in repairs salt-glazed stoneware drain pipes of 150mm internal dia laid in trenches and jointed complete all as specified and as directed.

Cutting into existing manhole, 225 mm bore pipe, for connecting new drains making good to pipe and removing cutting out existing benching for and forming branch channel in cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregates, smooth finish and re-forming benching complete all as specified and as directed

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

Removing excavated material exc. 250 m but n exc. 500 m and depositing where directed complete all as specified and as directed.

Supply and fixed 900 x600 x70 mm mm thick precast RCPC cover slab of 5MT load bearing capacity with embosing RCPC 5 MT set in collars complete all as specified and as directed including taking out old one.

Taking down cement plaster of any description on Brick Walls, concrete surfaces including racking out joints, hacking for key, scrubbing down with water, remove dust, debries/rubbish etc complete all as specified and as directed.

M & L for 20 mm thick plastering in cement mortar (1:4) on external fair faces or Brick walls or on concrete surfaces plastered surfaces finished even and smooth without using extra cement with WPC as per manfacturer instruction complete all as specified and directed. Note:WPC shall be measured and paid seperately as supply only

Supply only Integral water proofing compound (WPC), conforming to IS and as approved, complete all as specified.

Material & Labour for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces complete all as specified and as directed.

S &F in repair Galvanised. 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails strain- ing bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured) complete all as specified.

Dismantling of old MS section concertina coil of any description from RCC / MS fencing post complete all as specified and directed.

Supply and fixed MS seccon concertina coil 600mm dia (before stretching) with 10-12 stands of SRPBT wire of minimum dia 2.59 mm, tensile strength of 1620 N/sqmm with anticorrosive mint green paint conforming IS-513DD grade & IS-4454 part-I/1981 grade-II, for respective materials of razor strip & core wire and all fixing arrangements as per manufactures instruction for fixing & erection complete all as specified and as directed.

Supply and fixed Steel rolling shutters, with out ball bearing, as specified including top cover, anchoring rod, hasp and staple and one shop coat of primer; erected in position as indicated, complete gear operated type with chain wheel and hand chain complete all as specified and as directed.

S & F in repair laying 3 mm thick APP membrane with polyester non woven water proofing treatment in single layer over bitumen primer 0.3 ltr/sqm and heat overlappedportion finished with one coat of aluminum paint over membrane complete all as specified and as directed.

S & F in repair revolving aluminium door with suitable aluminum frame of delux series powder coated in any shade alongwith all necessary fitting to fix door in floor and fixed with 8 mm toughned glass fixed with necessary clip and gasket alongwith all necessary hardware and fitting (all are stainless steel) as per direction of Eng-in-charge complete all as specified and as directed.

M&L for 60-80 mm Boulder pitching, laid dry, hand packed tightly complete all as specified and as directed

M&L for Continuous brick edging with fly ash brick; with width equal to the depth of the brick, laid on end at the required angle complete all as specified and as directed

M&L for stainless steel word of size 100 x 50 x 25 mm fixed on any floor and wall with suitable method complete all as specified and as directed by Engr-in-Charge

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, complete all as specified and as directed.

Dismantling fencing wire mesh, any type complete all as specified and as directed.

S&F PVC Coated chain link fencing of steel of dia 3 mm of size 50x50mm fixed with nut and bolts with washer to angle or MS plate section complete all as specified and as directed (Note : Nut and bolts to be measured and paid separataly under respective items).

Supply and fixed mild steel screw bolts (machine made), diameter of neck 5 to 10 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, exceeding 15 cm but not exceeding 22.5 cm long complete all as specified and as directed.

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