REPAIR TO DRAINS, PATH, CULVERT, PLINTH PROTECTION, FENCING, ROOF AND MISC WORK AT TECH AREA OF SEVOKE ROAD MIL STN UNDER GE SEVOKE ROAD

Amount

Demolition of cement concrete (un reinforced) in ground floors and paving n. exc. 15 cm thickness (below or above ground level) removing rubbish off the premises etc complete all as specified and directed

Demolition of cement concrete (un reinforced) of any description and in in any position not otherwise specifically provided for, removing rubbish off the premises etc complete all as specified and directed.

Demolition of concrete (reinforced) of any description and in in any position not otherwise specifically provided for, removing rubbish off the premises etc complete all as specified and directed.

Taking down galvanised steel barbed wire of any description as in fencing, fixed to any type of standard rails complete all as directed.

Dismantling posts or struts (wood, steel or R.C.C.) any section, including taking out embedded portion in natural ground and making good disturbed ground complete all directed.

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

Taking up or down 20 mm bore steel water tubing and connections, separating serviceable portion for reuse, removing unserviceable portion from site, complete all as directed.

Taking up or down 25 mm bore steel water tubing and connections, separating serviceable portion for reuse, removing unserviceable portion from site, complete all as directed.

Demolition and breaking up 150 mm dia/bore drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar/concrete and removing rubbish off the premises complete all as specified and as directed.

Dismantling PVC water tank of capacity Exc 250 Litre and not Exceeding 500 Ltr complete all as specified and as directed

Dismantling PVC water tank of capacity Exc 500 Litre and not Exceeding 1000 Ltr complete all as specified and as directed

Dismantling PVC water tank of capacity Exc 1000 Litre and not Exceeding 2000 Ltr complete all as specified and as directed

Excavating in post holes (or similar holes) each n exc 0.50 cum, getting out, returning filling in and ramming earth or broken rubble mixed with earth around in layers not exc 25cm, watering and removing surplus soil to a distance not exc 50 m and making good surfaces in soft/loose soil complete all as specified and as directed.

Excavating in trenches not exc 1.5m wide and n.exc 1.5 m in depth, for foundations, etc, or for shafts, wells, cesspits, manholes, pier holes, etc and not exceeding 10 square meter on plan for manholes etc and not exceeding 1.5m in depth and getting out in soft/loose soil complete all as specified and directed.

Materials and Labour for Sand filling under floors or in foundation including watering and consolidation complete all as specified and as directed.

Materials and Labour for broken stone or boulder hardcore of gauge n exe 63mm deposited, spread and levelled in layers n exe 15cm thick, watered and rammed to a true surface.

Materials and Labour for plain cement concrete (1:3:6) type C-2, using 40mm graded stone aggregate as in foundations, filling and mass concrete complete all as specified and as directed.

Materials and Labour for plain cement concrete (1:3:6) type C-2, using 40mm graded stone aggregate as in surface channel and drain including necessary formwork complete all as specified and as directed.

Materials and Labour for plain cement concrete (1:2:4) type B-1, using 20mm graded stone aggregate as in drains coping and the like including weathering, slightly rounded or chamfered angles and throating including necessary formwork complete all as specified and as directed.

Materials and Labour for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped ends etc. all as specified and as directed.

Materials and Labour for 25 mm average thickness plain cement concrete (1:2:4) type B-0, using 12. 5 mm graded crushed stone aggregate over roof/ chajjas to achieve required slope including formwork, making rounded chamfered on edges, mixed with WPC @ 2% by weight of cement, complete all as specified and directed. Note: WPC shall measured and paid separately.

Materials and Labour for formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter complete all as specified and as directed.

Materials and Labour for formwork to soffits of suspended slabs such as roof slab, floor slabs, landings and similer works, for rough finished flat surfaces of concrete, thickness of slab not exc 200 mm, complete all as specified and directed

Materials and Labour for reinforced cement concrete (1:1.5:3) type A1 (nominal mix) using 20 mm graded stone aggregate as in slabs and shelves supported on walls, beams and columns in floors, roofs and landings etc, any thickness complete all as specified and directed. (Note: Steel reinforcement shall be measured & paid separately)

Materials and Labour for reinforced cement concrete (1:1.5:3) type A1 (nominal mix) using 20 mm graded stone aggregate as in walls, retaining walls, abutments, parapets and staircase railings and similar work complete all as specified and directed. (Note: Steel reinforcement shall be measured & paid separately)

Materials and Labour for TMT bars 6 to 8 mm dia , as reinforcement for concrete cut to length, bent to shape required including cranking, bending, spirally hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia, complete all as specified and directed.

Materials and Labour for TMT bars 10 mm dia and over, as reinforcement for concrete cut to length, bent to shape required including cranking, bending, spirally hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia, complete all as specified and directed.

Materials and Labour for rolled mild steel in Plates (plain or chequered) channels of Fe-290 (Gde E-165), square cut or notched (ordinary and counter sunk) forming holes without any attachment complete all as specified and as directed.

Supply & fixing Mild steel screw bolt (Machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends each screwed end to be filled with washers and one hexagonal or square nut 5 to 10mm dia shank and exc 5cm but n exc 10cm long complete all as specified and as directed.

Supply & fixing rolled mild steel Fe 290 Gde-E-165 joist, channel, angle or tee sections fixed independently, without connecting plates etc (cut to ordinary lengths i.e. within 20mm of the length indicated) complete all as specified and as directed.

Materials and Labour for rolled mild steel angles or tee sections, fixed independently , without connecting plates etc as in splited end fencing post, Fe 410-W (Gde-E-250) quality A including drilling holes, complete all as specified and as directed.

Supply & fixing mild steel 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.

Supply & fixing mild steel steel flat iron (conforming to Fe - 290 GDE E-165) for securing fencing post including drilling holes, for screwing bolts etc complete all as specified and as directed.

Supply & fixing Mild steel bands, straps, supports or stays for rainwater, ventilating pipes, including bolts, if required, hooks (stay), heavy, for large gates, hook and pintle hinges, large hasps and staples, chains, hand made sliding bolts, clamps, hold fasts, wall ties, hooks for hanging fans, plain angle cleats for securing purlins to steel trusses or rafters, knee piece inserts, two way and three way straps, plate washers and similar small articles conforming to Fe-290 Gde-E-165.

Supply & fixing 0.71mm thick plain, aluminium sheeting, Alloy 31000 H4 in ridges, hips, valley gutter, drip and straight flashing (as in crumple joint) complete all as specified and as directed.

Supply & fixing collapsible steel gates, top hung, consisting of channel pickets, pivoted flat bars top and bottom runners, brass handles etc as specified erected in position and securing runners with hold fast and brackets complete all as specified and as directed.

Supply & fixing 0.63 mm thick Galvanised, corrugated mild steel sheeting of grade O (120gm/Sqm zinc coating) with two corrugations side lap, fixed with coach screws and washers, in roofs, walls etc including dismantling old rusted sheets complete all as specified and directed. (Note :- The rates should include the cost of necessary arrangements incl safety measures for woking at PEB Structure more than 10 m in height)

Supply & fixing 0.80 mm thick plain galvanised mild steel sheeting of grade O (120gm/Sqm zinc coating) in ridges hips, valley gutters, drip and straight flashings with grade including dismantling old rusted sheets complete all as specified and directed. (Note :- The rates should include the cost of necessary arrangements incl safety measures for woking at PEB Structure more than 10 m in height )

Materials and labour for preparing of new steel surfaces of any description , over 10 cm width or girth and applying two coats of aluminium paint over a coat of red oxide primer, complete all as specified and directed.

Materials and labour for 60mm thick Machine pressed precast concrete interlocking paver block with grey cement and pigment any shape and size conforming to IS 15658- 2006 M-35 grade, laid as directed to any shape. Complete all as specified and as directed

Materials and labour for 75 mm thick plain cement concrete (1:3:6) type C2 using 40 mm graded stone aggregate as in plinth protection, path etc. finished the surface of concrete even and smooth without using extra cement, complete all as specified and directed.

Materials and labour for brick work with sub class 'B' burnt clay bricks straight or curved on plan exc 6 meter mean radius built in cement mortar 1:6 complete all as specified and as directed.

Supply and fixing in repairs Aluminium (Extruded section body) 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 complete all as specified and as directed.

Supply and fixing in repair Anodised aluminum section, powder coated (minimum thickness of powder coating 50 micron) as in aluminium frame for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. completed all as specified and directed (Aluminum section shall be of make Jindal / Hindalco / Indalco).

Supply and fixing in repair anodised powder coated aluminium door shutters, aluminium section weighing 0.55kg/m including necessary joining cleats, glazing clips, rubber packing, anodised alumnium snap beading, screws handles 2 nos in each door,hinges etc. complete all as specified and directed

Supply and fixing powder coated aluminium (minium thickness of powder coating 50 micron) three track sliding windows incl frame, shutters of windows & ventilator including poviding and fixing 5.00 mm thick glass pane, roller , handle , locking arrangement, neoprene gasket etc , CP brass/stainless steel screws incl silicone sealant wherever required complete all as per specified and directed by the Engineer-in-charge

Providing and fixing factory made UPVC 67 series acoustic proof fixed type windows of double glaze 5 mm thick toughened glass. Outer frame section will be of size 67x62 mm dimensions or equivalent and sash/mullion section dimensions will be 67x78 mm or as per requirement 'z' mullion and falsemullion section dimension is 67 x58 mm and 67 x61 mm respectively or equivalent. Double galzing bead of size 25.8 mm x 23 mm will be provided along with EPDM gasket to the frame sections/ mullion & shutter sections. All the frame and shutter mullion reinforced with required GI profile for the strength of the frame and shutter sections as per manufacturer's instructions complete all as specified and as directed. (Note :- Rates is including glass and neccessary preparatory wks and includes all other connected accessories. Net Opening will be measured for payment purpose.)

Supply and fixing Solar control film 25 micron reflective type sticked to glass panes (as per instructions of manufacturers) complete all as specified and directed by the Engr-in-Charge

Supply and fixing 5.5mm thick figured glass pin head type and glazing with oil putty in square not exc 0.50 Sqm in each pane complete all as specified and directed.

Supply only integral Water Proofing Compound of approved make.

Materials and labour for preparation of new/old plastered surfaces of wall and applying 1mm thick wall care putty of approved make complete all as specified and directed.

Materials and labour for complete removal of existing paint from surfaces of wall and applying two coats of weather proof antifungal exterior emulsion paint (as per manufacturer instructions) of approved colour over a coat of alkali resistant primer over 1mm thick wall care putty complete all as specified and directed.

Materials and labour for complete removal of existing paint from surfaces of wall and applying two coats of weather proof antifungal exterior emulsion paint (as per manufacturer instructions) of approved colour over a coat of alkali resistant primer complete all as specified and directed.

Materials and labour for complete removal of existing treatment from wall by brooming down or steel wire brushing, scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots including washing down with water etc. applying two coats of oil bound distemper with roller over one coat of primer of approved colour after preparation of surface complete all as specified and directed.

Supply and fixing 25 mm bore medium grade galvanized steel water tubing with all fittings, fixed to wall/ceiling or laid in floor complete all as specified.

Supply and fixing 20 mm bore medium grade galvanized steel water tubing with all fittings, fixed to wall/ceiling or laid in floor complete all as specified.

Fixing only old serviceable 25 mm bore medium grade galvanized steel water tubing with all new fittings, fixed to wall/ceiling or laid in floor complete all as specified.

Fixing only old serviceable 20 mm bore medium grade galvanized steel water tubing with all new fittings, fixed to wall/ceiling or laid in floor complete all as specified.

Supply and fixing 200mm dia DWC PE pipes (SN-8), ISI marked, in any length jointed and laid in trenches or in floors, complete all as specified and directed.

Materials and labour for concrete bed to 200 mm dia drain pipes using PCC (1:4:8) type D2, using 40 mm graded crushed stone aggregate, including packing under, and haunching against the sides of pipes after they are laid and tested, complete all as specified and directed.

Supply and fixing PVC (SWR) pipes 200mm bore single socketed, in any length with rubber ring joints laid in trenches or in floors, complete all as specified and directed including taking down old unserviceable pipe with fittings.

Supply and fixing PVC (SWR) bends any radius 200mm bore with access door, complete all as specified and directed.

Supply and fixing PVC (SWR) pipes 150mm bore single socketed, in any length with rubber ring joints laid in trenches or in floors, complete all as specified and directed including taking down old unserviceable pipe with fittings.

Supply and fixing PVC (SWR) bends any radius 150mm bore with access door, complete all as specified and directed.

Supply & fixing rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) 2000 Ltr capacity hoisted and fixed in position, connecting with existing pipes all as specified in SSR Part I complete all as specified and directed.

Supply & fixing rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) 1000 Ltr capacity hoisted and fixed in position, connecting with existing pipes all as specified in SSR Part I complete all as specified and directed.

Supply & fixing rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) 500 Ltr capacity hoisted and fixed in position, connecting with existing pipes all as specified in SSR Part I complete all as specified and directed.

Supply and fixing ball brass valves of size 20 mm bore high pressure, with polythene float and fly nut, screwed for iron pipe etc complete all as specified and directed.

Supply and fixing in repair 25 mm bore Gun metal gate or globe valve with iron wheel head screwed both ends for iron pipe complete all as specified and directed.

Taking out old existing APP membrane or any other roof treatment work, roughening surfaces of existing roof and removing debris from site including cleaning and washing down with water to remove all dust/dirt etc complete all as directed.

Materials and labour for brushing neat cement slurry with 3.0 kg of cement per sq metre all as specified and as directed.

Materials and labour for 10 mm thick rendering in cement mortar (1:4) over RCC roof surface to receive roof treatment finished even and smooth without using extra cement mixed with water proofing compound as per manufacturers instruction (WPC shall be measured and paid separately).

Materials and labour for providing, laying water proofing treatment over plastered surfaces of RCC roof with following steps of work to be carried out through authorised person/applicator of manufacturer :- (a) The dried plastered surface of slab shall be painted with one coat of bituminous primer @0.4 liter/Sqm. (b) Over the primed surface a layer of APP based polymeric membrane minimum weight of 3 kg/sqm of approved manufacturer minimum 3mm thick, reinforced with polyster non woven fabric (weighing not less than 150gms/sqm) shall be laid by torch application method. The side over laps of membrane shall be minimum75mm and the end laps shall be minimum 100mm and sealing all overlaps and joints shall be done as per manufacturer's instruction. (c) The finished surface shall be given Aluminium paint @ 0.11 lit/Sqm on APP as per manufacturer's instructions. Make of APP:-M/S TEXSA INDIA LTD (MOPLY-FP) / M/S STP LIMITED (SUPER THERMOLAY) / IWL INDIA LIMITED (HYPERPLAS)/M/S Tiki Tar Danosa (India) Pvt Ltd (Hydro Stop)

Materials and labour for applying one coat of Aluminium paint on top of APP for heat resisting as per manufacturer etc complete all as specified.

Materials and labour for surface preparation including cleaning the surface, treating of construction joints, filling of honey combs with polymer modified mortar (cement : sand: approved ploymer for filling cracks up to 3mm use approved crack seal, bigger cracks, damaged potions and hollow areas must be repaired with polymer modified cement mortars complete as per manufacturer instructions. Manufacturer:- ASIAN/ BERGER/ SHALIMAR.

Materials and labour for Roof treatment by application of non toxic polyurethane modified acrylic based single component (P U Roof Coat) solvent free, cold applied polyurethane modified elastomeric waterprooofing membrane with excellent UV resistant capasity as per ASTM D6083 [a water based 100% acrylic elastomeric emulsion polymer latex coating used as protective coating for roofs] after preparing the surface by cleaning and repairing the roof cracks by cement & sand mortar (1:4), with antishrinkage mortar (to be paid separately) if any, apply two coats along with a priming coat (tow coats of P U Roof Coat and one coat of primer coat compatible with main product as per manufactures specification) and reinforced with 20 gsm Geotextile Fleece, including the cost of primer coat and base preparation, tools & palnts complete as per manufacturer instructions. Manufacturer:- ASIAN/ BERGER/ SHALIMAR. Note:- (i) Application of roof treatment shall be done by the authorized applicator of manufacturer as approved by GE. (ii) Contractor shall obtain the Guarantee from the manufacturer for 07 years and submit to the department alongwith the Guarantee as specified in CA.

Supply only chain link fencing with 4mm dia galvanised steel wire ,size of mesh 100mmx100mm complete all as specified and as directed.

Fixing only chain link fencing including line wires , any mesh, size and type to any type of standard, rails , straining bolts, etc including provision of binding wire complete all as specified and as directed.

Materials and labour for 10mm dia and over Round bar cut to length bent to shape required including hooking ends and securing with clips Gd I complete all as specified and as directed.

Materials and labour for Pavement Quality Concrete(PQC) of minimum 28 days field Flexural strength of 45Kg/ Sqcm or 4 .5 Mpa, aggregate gradation as per Table 3 of IRC 15 2017, coarse aggregate of clean , hard strong, dense non-porous and durable pieces of crushed stone or gravel, fine aggregates of clean natural sand or crushed stone sand or combination of both using minimum 360 kg/cum of cement with non -circular virgin synthetic fibre of 12-18 mm length, specific gravity 1.34 to 1.39, UV stable, alkali resistant, with equivalent dia 15-40 micron, minimum melting temperature as 240 °C and minimum tensile strength of 300 Mpa and at the rate as specified by the manufacturer. PQC laid, spread and compacted with slip-form paver of minimum 7.50 m width , including curing and tining by Texturing cum Curing Machine complete all as specified and directed. Requ ired surface texturing to be done as specified in Clause -10 1 14 and Tabl~ 9 of IRC' 15-2017 including necessary form work and other T&P complete all as specified and directed

Materials and labour for sealing horizontal joints 25mm to 30 mm width of Dispersal with Hot Applied bitumen sealing compound having good adhesion property with concrete poured at temperature not less than 180 degree centigrade including removal of old joint sealant material complete all as specified and directed

Materials and labour for 2.5mm thick painting to road surfaces as in lines, dashes, arrows, letters, zebra cross etc on roads, pavements and like etc with thermoplastic road marking paint (Make - STP or Equivalent) @ 5 Kg/sqm and applying glass grit @ 300 gms/sqm over painted surfaces while the painting surfaces are hot including cleaning surfaces complete all as specified and directed. (Note :- Both the application shall be carried out through mechanical appliances by the approved applicator of the manufacturer of paint).

Materials and labour for painting lines, dashes arrows ,letter etc on road pavements etc not exc. 10cm width with road marking paint white or golden yellow including preparation with adequate No. of Coats, complete all as specified and as directed.

Materials and labour for painting lines, dashes arrows ,letter etc on road pavements etc exceeding 10cm width with road marking paint white or golden yellow including preparation , complete all as specified and as directed.

Expansion Joint Treatment:- Materials and labour for Opening the existing installed system from expansion joint. Rain water pipeline also need to treated with polymer modified mortar. The existing surfaces shall be cleaned properly so as to free from dirt, oil grease, etc Apply mixed Thixotropic epoxy adhesive (Nitobond PC40 or equivalent) using a serrated spreader. Remove central masking tape immediately and position non reinforced Hypalon membrane with release tape (Fosroc :-Expoband one or equivalent ) into the high strength repair mortar (Fosroc Nitomortar PC40 or equivalent ) adhesive. Roll firmly to displace trapped air and to ensure extrusion of thixotropic epoxy adhesive through the edge perforations. Apply a second layer of epoxy adhesive to the full width of the top surface of membrane. Remove central release film from membrane. Finally remove outer edge masking tapes and feather edge the epoxy adhesive ,Put an Aluminum strip 3mm thick and 15mm width at the edge of “L” portion to make the membrane in proper shaped and puncture from lapping portion, Protect the membrane with Aluminum strip (1.2mm STD) followed by nailing system Complete all as specified and directed. (Make :- FOSROC CHEMICALS or Equivalent of PIDILITE INDUSTRIES /STP LTD ).

Materials and labour for Repair of gear operated type sliding steel door of hangers of approximate size 4.20 m x10.80 m including replacement of damaged ball bearings of top wheels (03 nos ), bottom wheels (03 nos) ,side wheels (06 nos) of track ,bearings of chain pully etc complete including necessary cutting,welding bolting and making good to match with adjoining surface, including taking down and refixing of door by mechanical lifting by means of crane and necessry gressing for smooth functoning of door complete all as directed by Engr-in-charge.

Supply and fixing in repairs Steel rolling shutters of laths thicknes 1.25 mm, with out ball bearing, as specified incluidng top cover, anchrong rod, hasp and staple and one shp coat of primer; errected in position as indicated, complete; gear operated type with bevel gear box and crank handle etc. complete all as directed by Engr-in-charge.

Taking down by unfastening all part of steel rolling shutter of any size viz hood cover, curtain of stel lathe etc and oiling, greasing the pully, shaft incl adjusting the spring, V-clamp, bracket plate and manual operated box along with pipe ends arrangement and refixing the same in same opening for making operative complete all as specified and as directed

Materials and labour for 800 mm dia Reinforced concrete pipes, class NP2, laid and jointed complete with collars.

Supply and fixing in repairs solar stud aluminium alloy 125 x 125 x 26 mm and PC contruction ,solar powered by mono crystal solar panel type of battery : one High capacity Ni.Cd rechargable battery.View distance approimately 1000mtr .LED-0.1mm ,3 pieces each side and total 6 pieces are used for high brightness of different colours.

Supply, fitting and fixing Industrial type automatic powerless (wind driven) roof top Air Ventilator of Size: 24 Inch made with stainless steel of 304 grade, mounted over Aluminium/plain GI base plate. The rate is inclusive of SS air ventilator with necessary mounting arrangements, base plate etc matching with profile roof sheets all complete. The joints between the aluminium corrugated roofing sheet and the base of Air ventilator must be watertight by providing suitable waterproofing materials etc complete in all respect including dismantling old unserviceable ventilator.

Materials and labour for Heavy duty MS grating over drains of width 350-450 mm Width of length complete all as specified and directed.

NARESH GUPTA

ANJALI CONSTRUCTION

SHRI JAYANTA GHOSH

SRI SURAJIT SENGUPTA

D.D. BROTHERS

RAJU AICH

M/s. STRUCTURES INDIA