SPECIAL REPAIRS TO ENTRANCE GATE AND TOILET AT VAYU VIHAR AND CONNECTED WORKS AF STATION PORT BLAIR AND OTHER SANCTIONED WORKS UNDER GE BRICHGUNJ

Amount

Excavating in trenches, n exc 1.5m wide and n exc 1.5m in depth, for foudation etc, or for shafts, wells cesspits, manholes, pier holes etc n exc 10 sqm on plan and n exc 1.5m in depth and getting out in soft/loose soil complete all as specified and directed.

Returning filling in including spreading, levelling, watering and well ramming in layers n.exc 25 cm thick in soft / loose soil complete all as directed.

Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5m above the starting point.

M & L cement concrete type D-2, 1:4:8, using 40mm graded aggregate as in foundations, fillings and mass concrete.

M&L for form work to sides of concrete foundations footings bases of columns and raft beams, sides and soffits of foundation and plinth beams and similar work vertical or to batter.

M&L for reinforced cement concrete M-30 (Design Mix ) 20mm graded aggregate) as in foundation, including rafts, footings, foundation beams, plinth beams, bases for columns etc

M & L for RCC- M -30 Design Mix as in columns, pillars, piers,posts and struts as specified and directed

M & L for RCC- M -30 Design Mix as in beams, cantilevers,bressummers, lintels over 1.5m span as specified and directed

M & L foe Use and waste of form work to sides of pillars, posts, struts, piers, columns and stanchions complete all as specified and directed.

Use and waste of form work to sides and sofit of Beams for Fair finished surfaces.

M&L MS TMT bars 10 mm dia and over cut to length bent to shape required including cranking bending and binding with MS wire annealed not less than 0.9 mm dia all as specified and as directed

All as per item No 11 above but 6 to 8mm dia as in stirups

S&F 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 etccon- forming to Fe.290.Gde-E-165,

S&F Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment etc and fixed by riveting or welding or with nut and bolts (including nuts and bolts) conforming to Fe-410-W grade E250 Quality B complete all as specified and directed.

M&L Mild steel screw bolts, diameter of neck in 16 to 20mm (machine made) 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, exc 10cm and n exc 15cm long

M&L for two coats of synthetic enamel paints over a coats of red oxide primer including prepration of new steel surfaces of any description over 10 cm in width or girth not otherwise described

S&F Pre-painted galvalume 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 as specified and directed.

S&F Pre-painted galvalume aluminium zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550Mpa as in roof covering/ cladding/ vally gutter to wall or in door, fixed with self tapping screws as specified.

Design, Supply and fixing at site of the Tray Panel Screw type system with aluminium composite panel of approved colour on exterior walls, columns, MS structure, ceiling, coping, slab projectons at all heights and elevation including necessary aluminium framework. The aluminium composite panel shall be 4 mm thick consist of 3mm thick thermoplastic core of anti toxidant LDPE sandwitched between 2 skins of 0.5mm thick aluminium alloy sheet making a total panel thickness of 4mm. The external surface shall be finshed with PVDF based coating on the top side and service coating on the reverse side shall be with a polymer paint. NOTE:- The system shall withstand a wind pressure of 190 kg/Sqm with necessary Alu. sub frames, cleats and shall be fixed to the masonry/ RCC walls/ MS structure with necessary clamps, galvanized M.S brackets and anchor fasteners. All clamps and brackets shall be Hot dip galvanized minimum 80 microns thick and shall conform to IS: 4759-1996. Any other acessories such as fastening straps, nuts, bolts, rivets, washers, etc. other than anchor system shall be in Indian standard grade. all joints of ACP must be sealed with approved sealent of approved colour. sealant make DOW CORNING 789 weather sealant. Rate shall include to provide open cell polyethylene backer rods, weather sealant etc, all materials and labour complete.

S&F PVC (SWR) pipes 150mm bore, single socketed, in any length with rubber ring joints, laid in trenches or in floors or in walls including band as required complete all as specified

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 (1 cement: 3 coarse sand), 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.

Dismantling of Stone slabs laid bedded and pointed in any mortar of any description or thickness in floors, aprons etc.

M&L for PCC 1:2:4 type B2, using 40mm graded aggregate of 75mm thick as in hardstanding and footpath.

M&L for 60mm thick coloured machine pressed precast concrete interlocking paver block glossy finished any size and shape conforming to IS 15658-2006 , M-35Grade with grey cement and pigment over sand filling complete all as directed.( Cost of Sand will be measured and paid separately)

M & L for Sand filling under floors or in foundations including wateringand consolidation complte all as specified.

Dismantling of Dismantling boarding, any description, fixed in any position with nails and any thickness, fixed in any position all as specified and directed

Dismantling wrought iron or mild steel work of any description not otherwise provided for

Dismantling of CGI/PGI sheet in Roof covering complete all as specified and directed.

M&L Precast Cement Concrete Block Masonry with Solid Block, exc 10cm in width in type C-1, 1:3:6 (using 20mm graded stone aggregate) set in CM (1:6) all as specified.

M&L Rendering 10mm thick on concrete surfaces in CM (1:6) finished even & smooth without using extra cement.

M&L Rendering 15mm thick in two coat ie. 10mm thick under coat in CM 1:6 and 5mm thick finishing coat in CM 1:4 finished even & smooth without using extra cement using 2% of WPC complete all as specified and directed.

M&L Preparation of Newly Plastered surfaces of Wall and applying Two coats of Oil Bound Distemper over a coat of putty including primer as specified and directed.

M& L for two coat of weather proof exterior acrylic emulsion paint with anti fungal property over a coat of primer and a coat of external wall putty on newly plastered wall surfaces including preperation of surfaces etc complete all as specified and as directed by Engineer-in-Charge.(Make Apex Ultima)

M&L for coloured non skid ceramic tiles 7 to 8mm thick (square/rectangular) area of each tile exc 0.06 sqm n.exc 0.11 sqm, in floors etc set and jointed in neat cement slurry and pointed with coloured cement to match the colour of tiles over and including screed bed or bedding layer of mortar 20mm thick in CM 1:4 for laying floor finishes complete all as specified and directed.

M&L Glazed ceramic coloured / printed tiles (450X300mm) x6-7mm thick on vertical surfaces as in skirting/dado, set and jointed with neat cement slurry and pointed in white/coloured cement to match the shade of tiles over 10mm thick rendering in cement mortar 1:3. complete all as specified and as directed.

S&F Solid PVC Door Frame of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with M.S Square tube, supplying & fixing in opening as per specification & drawing

S&F Factory made solid panel PVC door shutter 30mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails, M.S. frame shall be covered with heat moulded plain colour PVC `C' channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail; Panelling of plain colour PVC sheet to be fitted in the M.S frame welded/ sealed to the stiles, & rails with suitable PVC sheet beading, and joined together with solvent cement, supplying & fixing in the frame at site as per specification & drawing.

Material and labour for false ceiling with aluminum grid work (Size of grid 600x600 mm) with 35 x 25 x 1.5 mm main tee and 25 x 25 x 1.4 mm cross tee and wall angle and suspended with 2mm dia GI wire hooked to roof with needful adjustment bolts at an interval of 1.20 m centre to centre staggered and board with Eco board decorative type size 600 x 600 x 4 mm thick on exposed surfaces all as specified and directed by Engineer-in-Charge.

Supply and fix UPVC 25mm bore pipes of pressure rating 10 Kgf/Sqcm fixed with all fittings and fixed to walls and ceillings or laid in floors etc complete all as specified and as directed.

Supply and fix UPVC 20mm bore pipes of pressure rating 10 Kgf/Sqcm fixed with all fittings and fixed to walls and ceillings or laid in floors etc complete all as specified and as directed.

Cutting chases, pinning in , making good to facings for concealed water tubing and pointing in CM 1:3, cutting not exc 10 cm girth.

M&L for two coats of Acrylic exterior emulsion paint as in old wall/facia/border complete including complete removal of existing treatment all as specified & directed by Engr-in-Charge.

S&F in Repair 2 Way Bib Cock Double handle with flange 15 mm bore cast copper alloy Chromium plated with wall flang, screwed down, screwed for pipes.

Supply and fix in repairs hand shower (Health Faucet) with 1 metre long PVC tube and wall hook complete all as specified and as directed

S&F in Repair Vitreous China Wash down water closet pan pedastel pattern (EWC) white in colour with and incl plastic water seat and cover white closed pattern with flat bottom and cover and MS chromium plated hinging device incl connection to outgoing pipe and flushing pipe complete all as specified & directed by Engineer-in-charge.

S&F in Repair PVC low level flushing cistern 10 litres capacity with inlet ball valve, float and handles including brackets, 15mm dia PVC Connection & Flushing pipe all as specified & directed by Engineer-in-charge.

Supply and fix stainless steel gratings 125mm dia, complete all as specified and as directed

S&F in Repair looking mirror Bevelled Edge 600mmx450mm mounted on 6mm thick AC building board or commercial ply wood and fixed to wooden plugs with chromium plated brass screws and cup washers complete all as specified and directed by the Engineer -in- charge.

Excavation in post holes (or similar holes) each n.exc 0.50 cum, getting out, returning, filling in and ramming earth or broken rubble mixed withearth around, in layers n.exc 25 cm, watering and removing surplus soil to a distence n.exc 50 m and making good surface.

M&L PCC 1:3:6 Type type C2 (1:3:6) (40 mm graded stone aggregate) as in Cement concrete in foundations,filling and mass concrete all as specified and directed.

S&F steel works in tubular/ posts/ trusses/ purlin including special shaped washer etc. complete using ERW or onduction butt welded tubes conforming to IS 1161-1797 grade St 240

S & F Milld steel works as in wind ties for roof including securing bolts etc complete all as specified and directed.

S&F 110mm bore PVC (SWR) Pipes single socketed in any length with rubber ring joints fixed to walls complete all as specified and as directed.

Material and labour for providing 12 to 15mm thick superior quality chemically pressure treated edged glued finger jointed rubber wood boarding tongued grooved fixed over rubber wood frame work with rubber wood runner of size 50mm X 15mm fixed at 1200mm C/C horizontally by secret nailing with brass screws duly fixed to wall including provision of designed rubber wood beading to top and bottom termination of wood boarding and finished with two coats of melamine polish over a coat of honey/natural colour wood filler putty etc, including preparation and applying sand paper and finishing to a glossy/mat finish complete all as specified. Make :- RUBCO or equivalent approved by GE

M & L for Point wiring concealed conduit with 1.5 Sq mm copper conductor single core PVC insulated unsheathed 1100 V multistranded drawn through conduit and including rigid PVC conduit and conduit accessories of suitable dia medium grade and pressed steel terminal boxes of 2 mm thick MS duly painted with red oxide metal primer including fixing/grouting sunken/ surface as per site requirement covered with 3 mm thick laminated hylam sheet including running up of 1.5 Sq mm copper conductor PVC insulated cable as earth continuity conductor along with wiring and connecting to the common earth dolly for fixing the switches/ sockets/ regulators etc all as specified for:

One light point controlled by one, one way switch SP 5 Amp

One Exhaust Fan controlled by one switch .

S & F switch piano SP flush type 5 Amp one way complete all as specified and as diected..

S & F ceiling rose surface bakelite PVC 65 x 20 mm size 3 terminal all as specified and as diected.

Supply and fixing energy efficient LED Smart bright batten 22 watt fitting 4ft in length nano diffuser technology to ensure minimum loss in light transmitted, long life of over 30000 hours including lamp and connecting with twin core shethed cable from fitting to ceiling rose all as specified and as diected.

S&F 2'x 2' LED recess/ surface mounted fitting 36 Watt, 230V and not less than 3600lumens with integrated electronic driver high transcluent frosted diffuser, connector block, etc. complete with all accessories internally pre-wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified and directed.

S & F double door sheet metal enclosure for DB SPN 4 Way 200 Amp rated bus bar 415 volt, all as specified and as diected.

M & L for MCB SPN 240 volt 32 Amp ' C ' Series complete all as specified and as diected.

M & L for MCB SP ' C ' Series 5 to 32 Amp 240 Volt complete all as specified and as diected.

Supply, lay, test and commissioning under ground XLPE insulated and PVC sheathed, armoured heavy duty under ground cable, suitable for earthed system, laying in trenches/duct sleeving through pipe in duct, ISI marked with aluminium stranded conductor 1100 volt grade of cross section area 4 Core 10 sq mm complete all as specified and as directed.

Supply & lay cable protection pipe of HDPE double wall corrugated (DWC) incl couplers,bends etc of size 50 mm OD and ID 38mm confirming to IS 14930 -II and ISI Marked all specified and directed.

Supply and fix exhaust fan suitable for on working of AC 230 V ,50 Hz 300 mm sweep 1200 RPM,with steel metal body ,incl louvers complete all as specified

M&L for earthing complete with galvanised steel earth plate electrode 60 x 60 cm x 6 mm thick buried directly in ground ( earth pit not less than 2.25 M deep below ground level) with top edge of the plate not less than 1.5 Meter below normal ground level connected to GI wire 4 mm dia by means of bolts, nuts , check nuts and washers of GI and GI tubing 20 mm bore light grade for earth lead protection up to main earth test point and including concrete pit in PCC (1:3:6) type C1 pre cast RCC (1:2:4) type B1 cover slab 54 x 54 x 5 cm with one handle for lifting made out of 8 mm dia MS bar, wire mesh, 20 mm bore GI tubing (LG) for watering, charcoal or coal and salt in alternate layers including excavation earth work complete all as specified and directed electrical plate No. 3 of SSR part - I

S&F 25 W New generation energy saving & envoirmental friendly long life versatile pressure dia cast aluminium IP65 road way luminaire with high power LEDs as light and electronic driver complete with necessary brackets (made out of 25 mm bore GI light grade pipe approx. 0.6 M long) nuts, bolts etc to be fixed as on walls complete as directed.

LOOK UP ENTERPRISES (BID ID -3502923)

M/s.Tarun Construction (BID ID -3504632)

M/s Harjas Construction & Waterproofing Co (BID ID -3503365)

Sri Ram Construction (BID ID -3504260)

RS ENGINEERING WORK (BID ID -3504599)

Nirman Construction Company (BID ID -3503737)