REPAIRS AND MAINTENANCE TO ROOF AND OTHER CONNTECTED WORKS AT OTM AND MD ACCN AT KALINA AND JUHU UNDER GE (NORTH) MUMBAI

Amount

Dismantling wrought iron or mild steel work of any description not otherwise provided for & removing clear off site complete all as specified and as directed by Engineer-in-Charge.

Excavating in post holes (or similar holes) each not exceeding 0.5 cum, getting out, in hard/dense soil, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, and removing surplus soil to a distance not exceeding 50 m and depositing where directed and making good the disturbed surface complete all as specified and as directed by Engineer-in-Charge.

Material and labour for rolled mild steel sections as in roof trusses (framed), trussed, purlins, crane gantries, rails, and fastenings and heavy bracket framing, (beam, tee, angle, channels or flat sections) including notching, drilling, fitting, riveting and / or welding or connecting with bolts and nuts (including rivets or bolts and nuts) conforming to Fe 410 W Gde E- 250, Quality B complete all as specified and as directed by Engineer-in-Charge.

Dismantling of un-framed timber scantlings 40 sqcm and over in section, in any position all as specified and as directed by Engineer-in-Charge.

M& L for 2nd Class hardwood plain solid frames as in purlins, of any description, wrought framed ,rebated on the solid rounded or chamfered, put together with glue, pinned at joints complete all as specified and as directed by Engineer-in-Charge.

Material and labour for cutting holes in brick walls for inserting angle iron trusses/ rafters, depth of embedded portion measured from the face of the jamb into the wall, exc one brick but n exc two bricks and making good dismantled portion in cement mortar 1:3 or cement concrete 1:2:4 type B1 complete all as specified and as directed by Engineer-in-Charge.

Material and labour for providing Plain cement concrete 1:2:4, type B1 (Nominal mix) using 20mm graded stone aggregates as in coping or bed block of angle iron swn neck post at security wall and the like including weathering, slightly rounded or chamfered angles and throating, as directed including necessary form work for fair finished surfaces complete all as specified and as directed by Engineer-in-Charge.

Material and labour for preparation of new steel surfaces of any description, over 10cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed by Engineer-in-Charge. Make : Asian paints/ Nerolac paints/Berger paints/ Shalimar paints/ Dulux

Dismantling Asbestos cement (corrugated, semi corrugated, etc.) sheets in roof coverings including ridges & removing clear off site complete all as specified and as directed by Engineer-in-Charge.

Supply and fix Pre- painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick as per approved profile of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws or L type or J type or cranked hook bolts or as per manufacture instruction complete all as specified and as directed by Engineer-in-Charge. Make: JINDAL / INDALCO / HINDALCO / TATA / ASSOCIATED Profiles and Aluminium Ltd / ESSAR colour coated sheets

Supply and fix Pre- painted galvalume aluminium zinc coating GI based plain steel sheet 0.50mm thick as per approved profile of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws or L type or J type or cranked hook bolts or as per manufacture instruction complete all as specified and as directed by Engineer-in-Charge. Make: JINDAL / INDALCO / HINDALCO / TATA / ASSOCIATED Profiles and Aluminium Ltd / ESSAR colour coated sheets

Supply and fix 2mm thick fibre glass reinforced translucent corrugated sheeting with two corrugations side lap in roof, fixed with L type or J type or cranked hook bolts with washer or as per manufacturer's instruction including sealing of screwed points/'J' hooks with aluminium tape/water proofing spray complete all as specified and as directed by Engineer-in-Charge Make: Everest Industries Ltd (EVEREST) or equivalent

Supply & Fix 0.8mm thick Plain, galvanised, mild steel sheeting in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 complete all as specified and as directed by Engr-in-Charge.

Dismantling of 110mm dia cast iron/ PVC pipe including bends/branch pipe jointed in cement mortar and taking out if required complete all as specified and as directed by Engineer-in-Charge

Supply and fix PVC (SWR), type B, single socketed rain water/soil waste/vent pipes with rubber ring joints, 110mm dia, laid in trenches or fixed to wall complete all as specified and as directed by Engineer-in-Charge. Make: Supreme/ PRINCE (Ultrafit)/ Kisan/ Finolex/ Astral

Supply and fix PVC (SWR) bends any radius with access door, 110mm bore complete all as specified and as directed by Engineer-in-Charge Make :Supreme/ PRINCE (Ultrafit)/ Kisan/ Finolex/ Astral

Dismantling of false ceiling/wall clading of any type & any thickness including cover fillets & removing clear off site complete all as specified and as directed by Engineer-in-Charge.

Supply and fix anodised aluminium snap grid frame work for false ceiling conforming to IS 733, IS 737 and IS 1265 including all ceiling cleats, 6 mm dia GI wire suspender with necessary main tee 35.00 x 23.50 x 1.50mm, cross tee and wall angle of size 23.50 x 23.50 x 1.5 mm with 605 x 605 mm grid system including exposed metal frame ceiling with 12mm thick gypsum board for fixing in 605 x 605 mm grid system with all connected accessories suitably placed in false ceiling grid as per manufacture instruction complete with necessary design in single/double complete all as specified and as directed by Engineer-in-Charge. Make: Gypsum board /Arm Strong/Ramco/Bisan

Supply and fix anodised aluminium snap grid frame work for false ceiling conforming to IS 733, IS 737 and IS 1285 including all ceiling cleats, 6 mm dia GI wire suspender with necessary main tee 35.00 x 23.50 x 1.50mm, cross tee and wall angle of size 23.50 x 23.50 x 1.5 mm with 605 x 605 mm grid system including exposed metal frame ceiling with 8mm thick calcium silicate board of siliceous and calcareous material reinforced with cellulose fiber for fixing in 600 x 600 mm grid system with all connected accessories suitably placed in false ceiling grid as per manufacture instruction complete with necessary design in single/double complete all as specified and as directed by Engineer-in-Charge. Make: Gypsum board /Arm Strong/Ramco/Bisan

Material & Labour for 10mm thick plaster of paris (Gypsum anhydrous) ceiling with design type border fixed with screw as per manufactuers instructions and including GI frame work for seamless ceiling comprising of GI perimeter channel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm center to centre/ intermediate channel 0.9mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx 900 mm centre to centre with GI cleat and steel expansion fastners with and including ceiling section (not exc. 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flanges of 26 mm 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 including hangers 6 mm dia GI wire suspender with necessary main tee 35.00 x 23.50 x 1.50mm, cross tee and wall angle of size 23.50 x 23.50 x 1.5 mm complete all as specified and directed by Engineer-in-charge. Make: Mangalam Timber Product,Gypsum Board, Jolly BD, Mumbai,Indian Gypsum product, Armstrong World Industries

Demolition of brick work/stone masonry built in cement mortar or cement lime mortar including all quoins, arches, pillars, PCC coping etc, but excluding ashlar facings, dressed stonework and precast concrete articles and removing of debris outside MD land complete all as specified and as directed by Engineer-in-Charge.

Demolition of reinforced cement concrete in roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work including necessary scaffolding arrangement (reinforcement cut as required to facilitate demolition) and removing concrete debris and depositing outside MD land all as specified and as directed by Engineer-in-Charge.

Material and labour for Pre-cast cement concrete block masonry 1:3:6 type C1, (using 20mm graded stone aqggregate), with solid blocks, exceeding 10 cm in width and setting in cement mortar 1:6 complete all as specified and as directed by Engineer-in-Charge.

Taking down cement plaster of any description on brick or stone walls etc including raking out joints, hacking for key, scrubbing down with water etc and removing debris outside MD land complete all as specified and as directed by Engineer-in-Charge

Material and labour for rendering 5mm thick plaster in cement mortar (1:3) on concrete surfaces of ceiling and finishing the surfaces even and smooth without using extra cement complete all as specified and as directed by Engineer-in-Charge.

Material and labour for rendering 15mm thick plaster in cement mortar (1:4) on external fair surfaces of the brick, PCC block or concrete surfaces, mixed with waterproofing compound @ 3% by weight of cement or as per manufacturer's instructions and upto the height of bldg roof including necessary formwork/ scaffolding /ladders and safety belt etc complete all as specified and as directed by Engineer-in-Charge.complete all as specified and as directed by Engineer-in-Charge. Note: waterproofing compound shall be measured and paid separately

Supply only integral water proofing compound ISI marked complete all as specified and as directed by Engineer-in-Charge. Make : Pidilite Industries Ltd, Taloja /Super Aquacem (India) Ltd /FOSROC/Siko/Dr Fixit

Material and labour for preparation of newly plastered/undecorated surfaces of ceiling and applying three coats of white wash complete all as specified and as directed by Engineer-in-Charge.

Material and labour for complete removal of existing treatment of wall surfaces and applying Acrylic Smooth exterior paint of required shade (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) complete all as specified and as directed by Engineer-in-Charge. Make- 1 “APEX ULTIMA” of Asian Paints 2 “WEATHER COAT ALL GUARD” of Berger Paints 3 “EXCEL TOP GUARD” of Nerolac 4 “DULUX WEATHERSHIELD MAX” of ICI India

Disconnecting existing tank of capacity exceeding 250 ltrs and not exceeding 500 ltrs, setting aside (or lowering if required), Cleaning with bleaching powder and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc., and hoisting, reconnecting and refixing in new position including provision all necessary fittings etc complete all as specified and as directed by Engineer-in-Charge.

Disconnecting existing tank of capacity exceeding 500 ltrs and not exceeding 1000 ltrs, setting aside (or lowering if required), Cleaning with bleaching powder and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc., and hoisting, reconnecting and refixing in new position including provision all necessary fittings etc complete all as specified and as directed by Engineer-in-Charge.

Disconnecting existing tank of capacity exceeding 1000 ltrs and not exceeding 2000 ltrs, setting aside (or lowering if required), Cleaning with bleaching powder and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc., and hoisting, reconnecting and refixing in new position including provision all necessary fittings etc complete all as specified and as directed by Engineer-in-Charge.

Dismantling PVC water tank exceeding 250 ltr but not exceeding 500 ltr capacity and removing to store all as specified and directed by Engineer-in-Charge.

Dismantling PVC water tank exceeding 500 ltr but not exceeding 1000 ltr capacity and removing to store all as specified and directed by Engineer-in-Charge.

Supply and fix rotational moulded polyethylene water storage tank (Cylindrical vertical with closed stop), HDPE, triple layered with ISI marked of 500 ltrs capacity with inlet & outlet connections, tank nipple, bends, sockets etc, hoisted and fixed in position as specified in SSR Part I and as directed by Engineer-in-Charge. Make : Sintex/ Polycon/ Rotex

Supply and fix rotational moulded polyethylene water storage tank (Cylindrical vertical with closed stop), HDPE, triple layered with ISI marked of 1000 ltrs capacity with inlet & outlet connections, tank nipple, bends, sockets etc, hoisted and fixed in position as specified in SSR Part I and as directed by Engineer-in-Charge. Make : Sintex/ Polycon/ Rotex

Supply and fix in repairs gun metal gate valve, 20mm bore, with iron wheel head, screwed both ends for iron pipes, ISI marked and fixed with suitable size of new union complete all as specified and as directed by Engineer-in-Charge. Make : Leader/ Bir/ Zoloto/ Kirloskar

Supply and fix in repairs gun metal gate valve, 25mm bore, with iron wheel head, screwed both ends for iron pipes, ISI marked and fixed with suitable size of new union complete all as specified and as directed by Engineer-in-Charge. Make : Leader/ Bir/ Zoloto/ Kirloskar

Supply and fix in repairs Ball valve high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe of 20mm dia complete all as specified and as directed by Engineer-in-Charge. Make : Jaypee/ GMP/ Neta/ Zolota/ Prayag Polymer/ Symet

Supply and fix in repairs Ball valve high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe of 25mm dia complete all as specified and as directed by Engineer-in-Charge. Make : Jaypee/ GMP/ Neta/ Zolota/ Prayag Polymer/ Symet

Taking up or down steel tubing and connections for 25mm bore of pipe including cleaning for refixing or removing to store complete all as specified and directed.

Taking up or down steel tubing and connections for 20mm bore of pipe including cleaning for refixing or removing to store complete all as specified and directed.

Supply and fix mild steel tubing medium grade 25mm, galvanized iron with all fittings such as Tees, elbows, sockets, bends, unions, short pieces, nipples, brass nuts and diminishing pieces complete all as per IS 1239 including fixed to wall / ceiling or laid in floor with suitable size GI clampss complete all as specified and as directed by Engineer-in-Charge. Make: Tata / Jindal / Surya Prakash / Zenith

Supply and fix mild steel tubing medium grade 20mm, galvanized iron with all fittings such as Tees, elbows, sockets, bends, unions, short pieces, nipples, brass nuts and diminishing pieces complete all as per IS 1239 including fixed to wall / ceiling or laid in floor with suitable size GI clamps including taking down existing GI pipe and making good disturbed surfaces as per existing surfaces complete all as specified and as directed by Engineer-in-Charge. Make: Tata / Jindal / Surya Prakash / Zenith

Material and labour for preparing new or old wood surfaces of any description width or girth, not otherwise described and treated with one coat of Creosote oil complete all as specified and as directed by Engineer-in-Charge.

Supply and fix Nipple suitable for HDPE water tank (minimum weight 25mm - 65 gms) 25mm bore dia complete all as specified and directed by Engineer-in-Charge.

Demolition of the existing brick coba treatment over roof slab completely including thoroughly cleaning complete all as specified and removal of the demolished material to outside of MD land complete all as specified and as directed by Engineer-in-Charge.

Material and labour for PCC 1:2:4 type B0 (using 12.5 mm graded aggregate) with 2% by weight of cement or as per manufacturer's instructions water proofing as in levelling course, haunching, coping and similar works over RCC roof surface and RCC over head tank top surface including rounded or chamfered on edges and formwork etc complete all as specified and as directed by Engineer-in-Charge

Material and labour for 10mm thick rendering with cement mortar 1:3, mixed with water proofing compound, on concrete roof surfaces and finished even and smooth without using extra cement etc complete all as specified and as directed by Engineer-in-Charge. Note: waterproofing compound shall be measured separately

Material and labour for APP modified waterproofing treatment over existing RCC roof slab with following specification including brushing off the surface to receive the treatment obtain the required surface complete as directed by Engineer-in-Charge :- (a) Applying oil bound bituminous primer @ 0.4lit/Sqm of density 0.87-0.89Kg/lit of 250C on the prepared dry roof surface. (b)Supply and Laying 3mm thick APP membrane weight not less than 3 kg per sqm and minimum 3mm thick reinforced with polyster non woven fabric (wt not less than 150gms/Sqm) laid using butane torch application with minimum 10cm side lap and 15cm end lap. The laying of membrane shall be got done through an authorized applicator of manufacturer of APP membrane. (c) Over the membrane provide 20mm thick screed bed in cement mortar 1:4 mixed water proofing compound at the rate of 2% by weight of cement. (d) Provision of 250x250x22mm thick machine pressed cement concete tiles with minimum thicknes of joint (not exc.3mm) are thoroughly filled with water proof polymer based joint mortar. Make of APP :STP Ltd/Texsa India Ltd/IWL Ltd/TIKIDAN Make of tile :M/S Mehatab Tiles, Indore/National Tiles/Bharat Tiles and Engg Coy, Bangalore/Modern Tiles and Marbles Bangalore/M/s NITCO, Mumbai/Ultra/Duracrete Note : (i) The laying of membrane shall be got done through an authorized applicator of manufacturer of APP membrane. (ii) Water proofing compound will be measured and paid separately (iii) Quoted rate includes the disconnection existing tanks of any litres capacity including all fittings, setting aside (for lowering if reqd) for roof treatment & reconnecting and refixing in position including all fittings complete all as directed.

Material and labour for APP modified waterproofing treatment to parapet wall with following specification including brushing off the surface to receive the treatment obtain the required surface complete as directed by Engineer-in-Charge :- (a) Applying oil bound bituminous primer @ 0.4lit/Sqm of density 0.87-0.89Kg/lit of 250C on the prepared dry roof surface. (b) Supply and Laying 3mm thick APP membrane weight not less than 3 kg per sqm and minimum 3mm thick reinforced with polyster non woven fabric (wt not less than 150gms/Sqm) laid using butane torch application with minimum 10cm side lap and 15cm end lap. The laying of membrane shall be got done through an authorized applicator of manufacturer of APP membrane. (c) Over the membrane provide a solar reflective bituminous aluminium paint @ 100ml/ Sqm prescribed by manufacturer complete all as specified. Make:STP Ltd/Texsa India Ltd/IWL Ltd/TIKIDAN Note : (i) The laying of membrane shall be got done through an authorized applicator of manufacturer of APP membrane. (ii) Quoted rate includes the disconnection existing tanks of any litres capacity including all fittings, setting aside (for lowering if reqd) for roof treatment & reconnecting and refixing in position including all fittings complete all as directed.

Material and labour for removing vegetation, trees, plants and shrubs etc in any position by cutting hole into brick wall / concrete surfaces (for removing the roots of trees/plants) area not exceeding 0.50sqm each and using acid to burn the all roots of tree/plants and making good disturbed surfaces with cement concrete 1:2:4 type B1, using 20mm graded stone aggregate mixed with and including water proofing compound @ 3% by weight of cement and including making good adjoining surface with existing finishes all as specified and as directed by Engineer-in-Charge. Note: The unit quoted rate shall be deemed to include WPC & necessary scaffolding as required.

Supply and Application of 5 Layer SHR Waterproofing Coating System as per manufacturer application procedure on leaking concrete roof surface by thorough surface preparation with high pressure water jet min. 125 bars, opening the cracks, followed by one absorption coat of nano-tech enhanced elastomeric waterproofing (NEEWP) emulsion having UV resistance and min. 50% solids, filling and sealing the cracks, then over coating with 2 Coats of NEEWP + Cement mixture as waterproofing coat having +450% Elongation. The surface is then to be tested for water tightness with ponding test for min. 2 days and then topcoated with 2 Coats of SHR Coating - pure acrylic based, UV resistant, non-yellowing, bio-organism resistant (anti-fungal, antibacterial) conforming to BIS STD IS 17218:2019 with Pull off Adhesion 2.8 Mpa, passes 2000 hrs accelerated durability test, suitable for all types of cementitious surfaces, white colour, matt, surface coverage 3.25 SQM/Ltr/2 Coats, DFT 100 - 120 microns using brush, roller, airless spray gun as applicable. The producct should br GRIHA certified( Green Ring for Integrated Habitat Assessment) and the application is to be done by company approved applicator only complete all as specified and as directed by Engineer-in-Charge. Note:- (i) The work shall be carried out by authorised applicator only. Product of materials and Applicator shall be approved by the GE with the recommondation of Engr-in-Charge . (ii) Defect liability for these items shall be 05 years from certified date of completion. (iii) Amount of 5% of these items shall be retained during RAR and FB. This amount shall be released after successful completion of Defects liability period as mentioned above. (iv) A warranty for 05 years is to be submitted by the product company as well as applicator against seepage /leakage.

Note: Deduct Credit for demolished / dismantled material of Rs. (-)80,135.00 (Minus) as listed in Schedule of Credit. Tenderers will not quote against this item being a tentative amount to be considered to arrive at the 'Contract Sum'

S.N Enterprises (BID ID -3487287)

Advait Enterprises (BID ID -3491367)

PANKAJ AND BROTHERS (BID ID -3494654)

joshua construction (BID ID -3496737)