CLEANING AND REPAIR TO SEWAGE LINE MH CHAMBERS STORM WATER DRAINS REPAIR REPLACEMENT OF DRAINS FOOT PATH RCC MS COVERS GRATINGS AT NEW RS COLABA UNDER AGE BR II NW NAVY NAGAR OF GE NW NAVY NAGAR COLABA MUMBAI

Amount

Systematicaly cleaning and desilting of pipe sewers upto 150mm dia including man holes and gully trap of any size and depth by passing knots , bambboo, kamti and disc of required size / mechanically using suction machine , pumping out liquid waste / sewage , plugging diverting the flow in the drain , if necessary and stacking the removed silt / sludge in deposits as directed including taking precautionary measures such as safty belts, dry cells , torch for lighting in side the manholes and drain etc, sprinkling bleaching powder on the silt / sludge removed to avoid bad smell and disposal of silt out side MD land complete all as specified and directed by Engr-in-charge.

All as per item No 1 above but dia exc 150mm.

Cleaning existing drainage / culverts / manholes up to 1.50m depth including removing cover slabs , soils , spoils , vegetation , silt etc and refixing cover slabs including making good in cement mortar 1: 6 and removing material outside the MD land complete all as specified and directed by Engr-in-charge.

Ditto as above item No 3 but exc.1.50m and n.exc. 3.00m depth.

Cleaning the blockage in floor trap, Nahani trap, Gully trap, WC "P" trap or "S" trap and refixing the same after cleaning the pipes making good damaged cement joints , dia of pipe n. exc 150 mm upto 4th floor complete all as specified and directed by Engr-in-charge.

All as per item No 5 above but from 5th to 8th floor.

All as per item No 5 above but from 9th to 12th floor.

All as per item No 5 above but from 13th floor and above.

S&F in repairs cleaning eye (oval access door) for bends ,tee, branchs ,sections etc of dia n. exc.100mm at any floor level complete all as specified and directed by Engr-in-charge.

M&L in repair 75mm dia CI floor / Nahani trap with CP grating including jointing to waste pipe fixed in cement concrete type B-1 (1:2:4) complete all as specified and directed by Engr-in-charge.

S&F CP grating doom over Nahani trap and floor trap of 100/75mm Dia complete all as specified and directed by Engr-in-charge.

Excavating in trenches, n exc 1.5m wide and n exc 1.5m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. and getting out Hard/ dense soil complete all as specified and directed by Engr-in-charge.

All as per item No 12 but exc.1.50m and n.exc. 3.00m depth.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 Cm.

Demolition and breaking up drain pipe 150/200mm dia (SGSW, AC or RCC) set in cement mortar and incl PCC bedding hanching including removing debris outside defence land complete all as specified and directed by Engr-in-charge.

Demolition and breaking up drain pipe 300/450mm dia (SGSW, AC or RCC) set in cement mortar and incl PCC bedding hanching including removing debris outside defence land complete all as specified and directed by Engr-in-charge.

M & L for 150mm internal dia salt glazed stone-ware drain pipe Grade'A' laid in trenches and jointed complete all as specified and directed by Engr-in-charge.

M & L for RCC drain pipes,150 mm dia conforming to class NP3, laid in trenches and jointed as specified and complete all as specified and directed by Engr-in-charge.

M & L for RCC drain pipes, 200 mm dia conforming to class NP3, laid in trenches and jointed as specified and complete all as specified and directed by Engr-in-charge.

M & L for RCC drain pipes, 300 mm dia conforming to class NP3, laid in trenches and jointed as specified and complete all as specified and directed by Engr-in-charge.

M&L Cement concrete bed to drain pipe and packing under haunching against side of pipes after laying in PCC (1:3:6) type C-2 using 40mm graded stone aggregate for 150mm dia pipe complete all as specified and directed by Engr-in-charge.

All as per item No 21 above but for 200 mm dia pipes

All as per item No 21 above but for 300 mm dia pipes

Demolition of reinforced cement concerete of any description and in any position not otherwise specifically provided for complete all as specified & directed by Engr-in-charge.

M&L for precast RCC slabs 1:2:4 type B1 (using 20mm graded stone aggregates) such as manhole cover and similar articles with plain fair faces, including chamfers, weatherings, throating etc. and setting in in CM 1:4 complete all as specified and directed by Engr-in-charge.

M&L Mild steel TMT bars 6 to 8mm dia, and over cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips complete all as specified and directed by Engr-in-charge.

Demolition of Brickwork or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed by Engr-in-charge.

M&L for precast cement concrete block masonary with solid block of grade (C-5) having block density not less than 1800 Kg/cum, exc. 10cm in width and setting in CM 1:6, complete all as specified and directed by Engr-in-charge.

M&L Brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:6 complete all as specified and directed by Engr-in-charge.

M&L Plain cement concrete (1:2:4) type B-0 using 12.5mm graded stone aggregate as in coping/kerbs including necessary form work including weathering slightly rounded or chamfered angles and throating as directed complete

M&L Rendering 15mm thick in cement mortar 1:4 on fair faces of brick work or concrete surfaces of wall finished surface fair and even complete all as specified and directed by Engr-in-charge.

S&F prefabricated cast iron work grade FG 150, unmachined in brackets, gully traps, gratings, railing, frames, manhole covers, fire and soot doors. dampers, stop valve boxes, baluusters and similar works (weight of each articles exceeding 5 kg) complete all as specified and directed by Engr-in-charge.

Dismantling stone slabs and tiles of any description or thickness in floors, aprons and paving laid dry or laid bedded and pointed in any mortar etc complete all as specified and directed by Engr-in-charge.

Demolition of plain cement concrete of sub base, mass concrete etc like work in any position not exceeding 15 cm thick complete all as specified and directed by Engr-in-charge.

M&L for Cement concrete 1:3:6 (using 40mm graded stone aggregate) in sub base, plinth protection, mass concrete, Pavings, hardstanding etc complete all as specified and directed by Engr-in-charge.

M&L for Machine pressed precast concrete interlocking paver block with grey cement & pigment, glossy finish (reflective type, any shape and size confirming to IS 15658-2006 of 80 mm thickness, M-40 Grade, as in pavements to required level & gradients, set, jointed over clean dry sand and cushing complete all as specified and directed by Engr-in-charge. (Note : Sand cushing shall be measured and paid separetely).

M&L for Machine pressed precast concrete interlocking paver block with grey cement & pigment, glossy finish (reflective type, any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade, as in pavements to required level & gradients, set, jointed over clean dry sand and cushing complete all as specified and directed by Engr-in-charge. (Note : Sand cushing shall be measured and paid separetely).

M&L for Sand filling under floors or in foundation including watering and consolidation complete all as specified and directed by Engr-in-charge.

S&F 25mm thick machine pressed prepolished precast plain cement concrete, coloured chequered tiles of any size (Colour, size and pattern shall be approved by GE) set jointed and pointed in neat cement slurry mixed with pigment to match the colour of tiles in floors complete all as specified and directed by Engr-in-charge . Note: Make Duracrete/ Vitco/ super/ Rustica/ Ringlets/ Radio/ Icon or equivalent of Eurocon/ Ultra tiles.

M&L screed bed or bedding layer of mortar 15 mm thick in cement mortar 1:6 for laying tiles complete all as specified and directed by Engr-in-charge.

Treatment of sunken floor slab comprises of the following specifications and all as specified (i) M&L for cleaning of the sunken /lowered portion of the RCC slab surface (including vertical total depth plus skirting height) of floors by wire brush, chiesel out any mortar sticking to the surface and brooming / washing completely. 40 mm avg thk PCC 1:2:4 type B-0 using 12.5 mm graded aggregate as in padding conc to achieve proper slope including 50 mm dia 350 mm long medium grade GI pipe spouts with wire guage on inside mouth to be fixed (ii) Rendering of uneven surfaces with 6 mm thick CM 1:4 mixed with and incl integral WPC @3% of weight of cement consumed. fill it with water and check dampness and seepage. where dampness and seepage noticed nozzles shall be fixed and grouting carried out. (iii) All junctions points of side walls where CI/GI pipes are passing through shall be sealed with epoxy putty

(iv) After drying putty wash the slab and sides of sunken portion with water and make it clean and clear (v) M&L for applying two coat of polymer modified cementious water proofing coating as per manufactures instructions to bottom and vertical sides up to finished flooor level +100 mm height. The thickness of two layer shall be 1 mm. When the second layer is still sticky , coarse sand spry shall be carried out or vertical and bottom surface of the sunken portion all as specified and directed. (vi) Plaster the bottom and sides up to bottom of the skirting with minimum 20 mm thickk cm 1:4 mixed with and incl integral WPC 3 % of cement consumes as per manufacures specification including rounding of corners and junctions sloping towards spout

Note:Test the water proofed area (ponding test) by filling water for atleast 72 hours and tested for leakage seepage and to the entire satisfaction of GE . Test shall be done in presence of reps of PMG and record for each sunken slab shall be maintained. the treatment shall be carried out by authorised applicators of chemicals. (vii) All pipes laid in sunken portion shall be covered with 50 mm thick PCC 1:3:6 all around after painting with anticorrossive black japan paint. (viii) Height up to and including 14th floor.

M&L for dismantling floor, hearth, or wall tiling incl cement mortar bedding (but not backing) removing serviceable tiles to store and rubbish off the premises complete all as specified and directed by Engr-in-Charge.

M&L for non - skid coloured ceramic tiles 7 to 8mm thick and area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, as in floors etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match of the shade over and incl screed bed or bedding layer of 20mm thick in CM 1:6 complete all as specified and directed by Engr-in-Charge.

M & L for coloured glazed ceramic tiles size 300x200x7mm on vertical surfaces set and jointed in neat cement slurry and pointed in white or coloured cement to match of the shade over and incl 10mm thick backing coat in C:M 1:4 complete all as specified and directed by Engr-in-Charge.

M & L in repair vitreous china squatting pan Orissa pattern of size 580 x 440 mm white with back inlet and integral footrest and anti syphonnage pipe including 'P' or 'S' trap and provn of lime concrete ccomplete all as specified and directed by Engr-in-Charge.

M&L in repairs anodised aluminium sheeting 22 gauge thick fixed as in crumple section complete all as specified and directed by Engr-in-charge.

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

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 complete all as specified and directed by Engr-in-charge.

S & F Mild steel plates, plain or chequered, 5mm thick or over in for drain/manhole cover conforming to Fe 290 E 165 complete all as specified and directed by Engr-in-charge.

M & L Preparation of new steel surface over 10 cm in width or girth and applying two coats of synthetic enamel paint ( Ordinary tint) over one coat of red oxide primer complete all as specified and directed by Engr-in-charge.

M & L for cleaning of steel surface with wire brush/gunny bag to retrived one coat of synthetic enamel paint, complete all as specified and directed by Engr-in-Charge.

Taking down cement plaster of any description etc. including raking out joints, hacking for key, scrubbing down with water, etc. Including removal of debris out side MD land complete all as specified and directed by Engr-in-charge.

M&L for 20 mm thick plastering in two coats 15 mm thick backing coat in CM 1:6 and 5 mm thick setting coat in CM 1:4 mixed with water proofing compound @ 2% by weight of cement on fair faces of brick work or concrete wall surfaces finished even and smooth without using extra cement omplete all as specified and directed by Engr-in-charge. (WPC shall be measured and paid separately)

Supply only integral water proofing compound.

M & L for preparing newly plastered or unplastered surfaces and applying two coats of acrylic based exterior paint over a coat of primer on walls complete all as specified and directed by Engr-in-charge.

M&L for preparing old plastered surfaces of walls and applying one coats of Acrylic base paint exterior grade (100% Acrylic) complete all as specified.

M & L for preparation of walls & applying two coats of chemical waterproofing treatment (601 raincoat of Pidilite or equivalent) on wall & Chajja, terrace & Parapet wall; such as Flexcoat, Beckcoat Exshield etc or equivalent including filling of cracks in walls/concrete with "Crack- X" putty of Pidilite or equivalent complete as per manufactures Instructions, complete all as specified and directed by Engr-in-Charge.

Taking down CI soil/waste/vent/rain water pipes including all fittings like shoes bends swan necks etc of any dia complete all as specified and directed by Engr-in-Charge.

S&F CI soil / waste / vent pipe in any length with ears 100 mm bore (sand cast) in any length with cement joints fixed to walls with clamp complete all as specified and directed by Engr-in-Charge.

S&F CI bends (any radius) for soil/waste pipes 100 mm bore diminishing pieces or tapers on walls complete all as specified and directed by Engr-in-Charge.

S&F CI branch pieces single 'Y', 'T' (equal or unequal) ordinary or inverted (spigot or socket type) with parallel branches for 100mm bore pipe with ovel access door complete all as specified and directed by Engr-in-Charge.

S&F CI soil/waste/vent pipe in any length with ears 75mm bore (sand cast) in any length with cement joints fixed to walls with clamp complete all as specified and directed by Engr-in-Charge.

S&F CI bends (any radius) for soil/waste pipes 75mm bore diminishing pieces or tapers on walls complete all as specified and directed by Engr-in-Charge.

S&F CI branch piececs single 'Y'.'T' (equal or unequal) ordinary or inverted (spigot or socked type) with parallel branches for 75mm bore pipe complete all as specified and directed by Engr-in-Charge.

Taking down PVC rain water pipes including all fittings like shoes bends swan necks etc of any dia complete all as specified and directed by Engr-in-Charge.

S&F PVC (SWR) pipes 160mm bore single socketed in any length with rubber ring joints fixed to wall with clamps complete all as specified and directed by Engr-in-Charge.

S&F PVC (SWR) bends (any radius) for rain water pipes 160 mm bore diminishing pieces or tapers on walls complete all as specified and directed by Engr-in-Charge.

Demolition of lime/cement concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed by Engr-in-Charge.

M&L for cement concrete 1:5:10 type E2 using 40mm graded stone coarse aggregate in sunken floor complete all as specified and directed by Engr-in-Charge.

M&L cleaning the existing surfaces of chequered tiles/paver blocks and applying one coats of floor guard paint (1st quality as approved by GE) complete all as specified and directed by Engr-in-charge.

Taking out shrubs/vegetation growth from building at any height and at any location with roof and applying a glyphosat pesticide or any other equivalent persticide in a ratio of 1:50 with water on roots including taking down cement plasternot ect 0.50 sqm for each tree and making good surface by plastering the same area with 20mm thick plastering in cement mortar 1:4 and finishing the surface to mathch existing surface with necessary scaffolding and other required T&P complete all as specified and directed by Engr-in-Charge.

Removing demolished/excavated materials and debris laid at Navy Nagar outside MD land .

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