GAIL India Limited Tender

Filling available excavated earth from nearby borrowpits (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth: consolidating each deposited layer by ramming and watering, lead up to 50m and lift upto 1.5 m

Supplying and filling in plinth with sand under floors or wherever required including, watering, ramming consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering- All works, upto plinth level, etc. 1:4:8 (1 cement: 4 Coarse sand: 8 graded stone aggregate 40mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering- All works, upto plinth level, etc. 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level (superstructure), excluding the cost of centering,shuttering and finishing : 1:2:4 (1 Cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up to floor five level excluding cost of centering, shuttering, finishing and reinforcement 1:1.5:3 (1 cement: 1.5 coarse sand: 3 graded stone aggregate 20 mm nominal size)

Supplying and laying reinforcement at all levels for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete with Thermo-Mechanically Treated bars of grade Fe-500D or more

Centering and shuttering including strutting, propping etc. and removal of form for: Foundation, footings, bases of columns, plinth beam etc. up to plinth level all complete.

Centering and shuttering including strutting, propping etc. and removal of form for: Retaining walls, return walls, walls (any thickness) includng attached pilasters, buttresses, plinth and string course fillets, kerbs and steps, columns, piers, abutments, pillars, posts, struts and all the works above plinth level

Finishing with Epoxy paint (two or more coats) at any type of surface and all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete.

Painting with synthetic enamel paint of approved brand and manufacture and of required colour to give an even shade on new steel or wood work (Two or more coats) including necessary surface preparation etc. Two or more coats on new work

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished welded type tubes

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing and fixing bolts above 300mm in length including nuts and washers complete.

Supply & Fixing Pre-painted Trapezoidal profiled sheeting 1000-1020 mm cover width, 28 -30 mm high crests manufactured out of 0.50 mm TCT hi-tensile pre-painted Zincalume /Galvalume steel (AZ-150 gsm. Aluminium –Zinc alloy metallic coating of total both sides 550 Mpa yield stress as per AS-1397). Exterior coat of SMP (Silicon Modified Polyester) / BHP XRW paint system, 20 micron top coat applied over 5 micron primer and a 5 micron polyester back coat applied over 5 microns primer OR equivalent coating/painting. The sheet shall have wide pans with stiffening ribs for effective water shedding and special male/female ends with full return legs on side laps for purlin support. The male end of the sheet shall have anti-capillary flute at side laps to prevent leakages. The sheet shall be fixed by means of Galvanised self-drilling self tapping fasteners (12-14x55 with EPDM seals). The sheet shall be supplied in lengths maximum upto 6-12 Mtrs long to suit site dimensions. The work is to be carried out directly as per specifications and direction of EIC and the manufacturer and in the colour as directed by the EIC - 0.50 mm thick TCT (Total Coated Thickness) precoated sheet of make "TATA BlueScope", "Lloyd", "Jindal" , Interarch or equivalent confirming with minimum tensile strength 550 Mpa confirming AS : 1397

Supply & Fixing of Pre-painted coloured Trapezoidal profiled / PLAIN/ CURVED & PROFILED sheeting in ridges, Gutters (including making holes and connecting drain pipes), curved surface, North light Curve, Apron Piece etc., manufactured out of 0.50 mm TCT hi-tensile pre-painted Zincalume /Galvalume steel (AZ-150 gsm. Aluminium #Zinc alloy metallic coating of total both sides 550 Mpa yield stress as per AS-1397). Colour / Exterior coat of SMP (Silicon Modified Polyester) / BHP XRW paint system, 20 micron top coat applied over 5 micron primer and a 5 micron polyester back coat applied over 5 microns primer OR equivalent coating/painting. The sheet shall be fixed by means of Galvanised self-drilling self tapping fasteners (12-14x55 with EPDM seals). The sheet shall be supplied in lengths maximum upto 6-12 Mtrs long to suit site dimensions. The scope includes all sealing of joint, curves , edges or other accessories with silicon sealant. The bidder may consider CLIPLOCK system instead of self drilling screw system without any change in specification, rates and terms and conditions of the work. The work will include cost of all labour, equipments, materials, submission of shop drawing, cost of consumables, fasteners/clip lock, washers etc. The work is to be carried out directly as per specifications and direction of engineer in charge and the manufacturer and in the colour as directed by the EIC .- 0.50 mm thick TCT (Total Coated Thickness) / 0.45 BMT (Base Metal Thickness) precoated sheet of make TATA BlueScope", "Lloyd", "Jindal" , Interarch or equivalent confirming with minimum tensile strength 550 Mpa confirming AS : 1397 The sheet should pass 1000 hour salt test as per relevant test.

Providing and applying Non-shrink grout (CNS 50) or as approved (prepared as per manufacture's recommendation) for grouting of bolts, filling up of pockets etc. in concrete / RCC works as per site requirement, all complete.

Demolishing R.C.C./cement concrete of any mix (i/c equivalent design mix)/brick work in cement mortar manually/ by mechanical means including stacking of servicable material and disposal of unserviceable material at designated places within plant premises as directed by Engineer-incharge.

Dismantling/cutting steel work manually/mechanically in single sections/built up sections in angles, tees, flats and channels including gusset plates, bolts, nuts, cutting rivets, welding etc., including dismembering and stacking at the designated place inside plant premises as per the direction of the EIC

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to any place within plant area as per directions of Engineer-in- Charge, beyond 50 m initial lead including all lifts involved.

Providing and fixing double scaffolding system (cup lock type) on the exterior side of building/structure, above ground level, including additional rows of scaffolding in a stepped manner as per the requirement of the site, made with 40mm dia M.S. tube, placed 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps, and staircase system in the scaffolding for working platform, safety net, etc. and maintaining it in a serviceable condition for execution of work of cleaning and/ or pointing and/ or applying chemical and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with the building, etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen, etc., complete as per directions and approval of Engineer-in-charge. Note:- (1) The elevational area of the scaffolding shall be measured for payment purposes. (2) The payment will be made once only for the execution of all items for such works. (scaffolding shall be paid separately for the job at height for all types of work having height more than 3 meters, on actually fixing the scaffolding. The scaffolding is to be fixed as per the requirement of EIC & F&S Deptt of GMPL.)

Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels, columns and slabs to introduce steel bars, including fixing the steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement, all complete as per direction of Engineer-In-Charge.(Upto and including 12mm dia.)

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes, after the erection of scaffolding, conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes including all fittings like bend, T, Y, collar and any other type of fitting as required, insertion rubber washer 3 mm thick, including necessary clamps in walls etc complete including testing.(All measurement will be in running meter along the center line of pipe) : 110 mm diameter

Providing and fixing UPVC gutter pipe of 200 mm width fitted with UPVC support saddles fitted to the edge of galvalume roofing sheets with proper slope towards the downtake pipe to facilitate easy flow of rain water including he cost of all materials, labours, transportation, etc all complete

Providing, mixing and applying a SBR based bonding coat of 1.5 cement : 1 Pidicrete URP or approved equivalent constructions chemical to the existing dismantled / chipped and cleaned surface as per specifications and direction of EIC.

Providing and fixing mineral fibre false ceiling tiles at all heights of size 595X595 mm of approved texture, design and pattern. The tiles should have Humidity Resistance (RH) of 100%, Light Reflectance ≥ 85%, Thermal Conductivity k = 0.052 - 0.057 w/m K, Fire Performance as per (BS 476 pt - 6 &7)in true horizontal level suspended on interlocking T-Grid of hot dipped all round galvanized iron section of 0.33 mm thick (galvanized @120 gsm) comprising of main T runners of 15x32 mm of length 3000 mm, cross T of size 15x32 mm of length 1200 mm and secondary intermediate cross T of size 15x32 mm of length 600 mm to form grid module of size 600x600 mm suspended from ceiling using galvanized mild steel item (galvanised@80gsm) 50 mm long 8 mm outer diameter M-6 dash fasteners, 6 mm diameter fully threaded hanger rod up to 1000 mm length and L-shape level adjuster of size 85x25x2 mm, spaced at 1200 mm centre to centre along main ‘T’. The system should rest on periphery walls /partitions with the help of GI perimeter wall angle of size24x24X3000 mm made of 0.40 mm thick sheet, to be fixed to the wall with help of plastic rawl plug at 450 mm centre to centre & 40 mm long dry wall S.S. screws. The exposed bottom portion of all T-sections used in false ceiling support system shall be pre-painted with polyester baked paint, for all heights. The work shall be carried out as per specifications, drawings and as per directions of the engineer-in-charge. With 16 mm thick beveled tegular mineral fibre Antimicrobial false ceiling tile confirming to ISO 5 (class 100 ) specifications

Providing and fixing tiled false ceiling of specified materials of size 595x595 mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanized steel sections ( galvanized @ 120 grams/ sqm, both side inclusive) consisting of main 'T' runner with suitably spaced joints to get required length and of size 24x38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm center to center and cross "T" of size 24x25 mm made of 0.30 mm thick (minimum) sheet, 1200mm long spaced between main 'T' at 600 mm center to center to form a grid of 1200x600 mm and secondary cross "T" of length 600 mm and size 24x25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200x600 mm panel to form grids of 600x600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main "T" runners to be suspended from ceiling using GI slotted cleats of size 27 x 37 x 25 x1 .6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanised butterfly level clips of size 85 x 30 x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge. GI Metal Ceiling Lay in perforated Tegular edge global white color tiles of size 595x595 mm and 0.5 mm thick with 8 mm drop; made of GI sheet having galvanizing of 100 gms/sqm (both sides inclusive) and 20% perforation area with 1.8 mm dia holes and having NRC (Noise Reduction Coefficient ) minium of 0.5, electro statically polyester powder coated of thickness 60 microns (minimum), including factory painted after bending and perforation and backed with a black Glass fiber acoustical fleece.

Providing and fixing false ceiling at all heights including providing and fixing of frame work made of special sections, power pressed from M.S. sheets and galvanized with zinc coating of 120 gms/sqm (both side inclusive) as per IS : 277 and consisting of angle cleats of size 25 mm wide x 1.6 mm thick with flanges of 27 mm and 37mm, at 1200 mm centre to centre, one flange fixed to the ceiling with dash fastener 12.5 mm dia x 50 mm long with 6 mm dia bolts, other flange of cleat fixed to the angle hangers of 25x1 0x0.50 mm of required length with nuts & bolts of required size and other end of angle hanger fixed with intermediate G.I. channels 45x15x0.9 mm running at the spacing of 1200 mm centre to centre, to which the ceiling section 0.5 mm thick bottom wedge of 80 mm with tapered flanges of 26 mm each having lips of 10.5 mm, at 450 mm centre to centre, shall be fixed in a direction perpendicular to G.I. intermediate channel with connecting clips made out of2.64 mm dia x 230 mm long G.I. wire at every junction, including fixing perimeter channels 0.5 mm thick 27 mm high having flanges of 20 mm and 30 mm long, the perimeter of ceiling fixed to wall/partition with the help of rawl plugs at 450 mm centre, with 25 mm long dry wall screws@ 230 mm interval, including fixing of gypsum board to ceiling section and perimeter channel with the help of dry wall screws of size 3.5 x 25 mm at 230 mm c/c, including jointing and finishing to a flush finish of tapered and square edges of the board with recommended jointing ompound , jointing tapes , finishing with jointing compound in 3 layers covering upto 150 mm on both sides of joint and two coats of primer suitable for board, all as per manufacturer's specification and also including the cost of making openings for light fittings, grills, diffusers, cutouts made with frame of perimeter channels suitably fixed, all complete as per drawings, specification and direction of the Engineer in Charge but excluding the cost of painting with: 12.5 mm thick tapered edge gypsum plain board conforming to IS: 2095- (Part I) :2011 (Board with BIS certification marks)

Providing and fixing tiled false ceiling of specified materials of size 595x595 mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanized steel sections ( galvanized @ 120 grams/ sqm, both side inclusive) consisting of main 'T' runner with suitably spaced joints to get required length and of size 24x38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm center to center and cross "T" of size 24x25 mm made of 0.30 mm thick (minimum) sheet, 1200mm long spaced between main 'T' at 600 mm center to center to form a grid of 1200x600 mm and secondary cross "T" of length 600 mm and size 24x25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200x600 mm panel to form grids of 600x600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main "T" runners to be suspended from ceiling using GI slotted cleats of size 27 x 37 x 25 x1 .6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanised butterfly level clips of size 85 x 30 x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge. 12.5 mm thick square edge PVC Laminated Gypsum Tile of size 595x595 mm, made of Gypsum plasterboard, manufactured from natural gypsum as per IS 2095 part I and laminated with white 0.16 mm thick fire retardant PVC film on the face side and 12 micron metalized polyester on the back side with all edges sealed with the face side PVC film which goes around and wraps the edges and is bonded to the edges and the back side metalized polyester film so as to make the tile a completely sealed unit.

Supply & fixing of Falsecelling:- Frame works made out of GI section designed to fixed to the above roof truss and walls using M6 fasteners of suitable length. False ceiling should be done with polymeric section of 250x6mm with an air gap of minimum 4mm and joined together by tongue and groove using self tapping screws.

Providing and fixing 12 mm thick toughened glass partitions of approved brand and manufacture, including necessary fixtures to fix the glass and including making holes in the glass for fixtures, all complete, as per the direction of Engineer-in-Charge, after dismantling the existing glass partitions in those locations if any.

Providing and fixing removable raised/false access flooring with system and its components of approved make for different plenum height with possible height adjustment up to 50 mm, comprising of modular load bearing floor panels supported on G.I. rectangular stinger frame work and G.I. Pedestal etc. all complete, as per the architectural drawings, as specified and as directed by Engineer-in-charge consisting of: (a) Providing at required spacing to form modular framework, pedestals made out of GI tube of thickness minimum 2 mm and 25 mm outer diameter, fully welded on to the G.I. Base plate of size 100mm x 100mm x 3mm at the bottom of the pedestal tube, G.I. pedestal head of size 75mmx75mmx3.5 mm welded with GI fully threaded stud 16mm outer diameter with two GI Check nuts screwed on the stud for level adjustment up to 50mm, locking and stabilizing the pedestal head in position at the required level. The pedestals shall be fixed to the subfloor (base) through base plate using epoxy based adhesive of approved make or the machine screw with rawl plug. (b) Stringers system in all steel construction hot dipped galvanized of rectangular size 570x20x30x0.80mm thick having holes at both ends for securing the stringers on to the pedestal head using fully threaded screws ensuring maximum lateral stability in all directions, the grid formed by the pedestal and stringer assembly shall receive the floor panel, this system shall provide adequate solid, rigid support for access floor panel, the system shall provide a minimum clear uninterrupted clearance between the bottom of the floor for electrical conduits and wiring etc. all complete as per the architectural drawings, as specified and as directed by the Engineer-in-charge. (c) Providing and fixing Access Floor panel of 600x600x32 mm medium grade Filled Steel anti static high pressure Lamination of 800H grade (FS800H). Access Floor panel shall be steel welded construction with an enclosed bottom pan with uniform pattern of 64 hemispherical cones. The top and bottom plates of Steel Gauges: top 0.6 mm and bottom 0.7 mm fused spot welded together (minimum 64 welds in each dome and 20 welds along each flange). The panel should be Corroresist epoxy coated for lifetime rust protection and cavity formed by the top and bottom plate is filled with Pyro grip non-combustible Portland cementitious core mixed with lightweight foaming compound. The access floor shall be factory finished with Anti-static High Pressure laminate with Non Warp technology up to 1mm thickness for superior adhesion and Surface flatness within 0.75mm.The panel is to withstand a Concentrated Load of 363 kgs applied on area 25mm x 25mm without collapse in the centre of the panel which is placed on four steel blocks. The panel will withstand and Uniformly Distributed Load (UDL) minimum 1250 kg/sqm and an impact load of 50kg all complete as per the approved manufacturers specification and as per the direction of Engineer-in-charge. All specification must be printed on the side of the panel to ensure the quality of the product. 300 mm Finished Floor Height (FFH)

Providing and fixing removable raised/false access flooring with system and its components of approved make for different plenum height with possible height adjustment up to 50 mm, comprising of modular load bearing floor panels supported on G.I. rectangular stinger frame work and G.I. Pedestal etc. all complete, as per the architectural drawings, as specified and as directed by Engineer-in-charge consisting of: (a) Providing at required spacing to form modular framework, pedestals made out of GI tube of thickness minimum 2 mm and 25 mm outer diameter, fully welded on to the G.I. Base plate of size 100mm x 100mm x 3mm at the bottom of the pedestal tube, G.I. pedestal head of size 75mmx75mmx3.5 mm welded with GI fully threaded stud 16mm outer diameter with two GI Check nuts screwed on the stud for level adjustment up to 50mm, locking and stabilizing the pedestal head in position at the required level. The pedestals shall be fixed to the subfloor (base) through base plate using epoxy based adhesive of approved make or the machine screw with rawl plug. (b) Stringers system in all steel construction hot dipped galvanized of rectangular size 570x20x30x0.80mm thick having holes at both ends for securing the stringers on to the pedestal head using fully threaded screws ensuring maximum lateral stability in all directions, the grid formed by the pedestal and stringer assembly shall receive the floor panel, this system shall provide adequate solid, rigid support for access floor panel, the system shall provide a minimum clear uninterrupted clearance between the bottom of the floor for electrical conduits and wiring etc. all complete as per the architectural drawings, as specified and as directed by the Engineer-in-charge. (c) Providing and fixing Access Floor panel of 600x600x32 mm medium grade Filled Steel anti static high pressure Lamination of 800H grade (FS800H). Access Floor panel shall be steel welded construction with an enclosed bottom pan with uniform pattern of 64 hemispherical cones. The top and bottom plates of Steel Gauges: top 0.6 mm and bottom 0.7 mm fused spot welded together (minimum 64 welds in each dome and 20 welds along each flange). The panel should be Corroresist epoxy coated for lifetime rust protection and cavity formed by the top and bottom plate is filled with Pyro grip non-combustible Portland cementitious core mixed with lightweight foaming compound. The access floor shall be factory finished with Anti-static High Pressure laminate with Non Warp technology up to 1mm thickness for superior adhesion and Surface flatness within 0.75mm.The panel is to withstand a Concentrated Load of 363 kgs applied on area 25mm x 25mm without collapse in the centre of the panel which is placed on four steel blocks. The panel will withstand and Uniformly Distributed Load (UDL) minimum 1250 kg/sqm and an impact load of 50kg all complete as per the approved manufacturers specification and as per the direction of Engineer-in-charge. All specification must be printed on the side of the panel to ensure the quality of the product. 450 mm Finished Floor Height (FFH)

Providing and fixing FS800H grade false access flooring panel of size 600 mm x 600 mm x 32 mm

Dismantling aluminium/Gypsum false ceiling including all the attached components, partitions, doors, windows, fixed glazing including disposal of unserviceable material and stacking at the designated place inside plant premises as per the direction of the EIC

Removing of existing mineral fibre and Metal false ceiling system including all the attached suspension members including disposal of unserviceable material and stacking at the designated place inside plant premises as per the direction of the EIC

Removable of False ceiling should be done with polymeric section of 250x6mm with an air gap of minimum 4mm and joined together by tongue and groove using self tapping screws, including screws,fastners,fittings,etc and staking at designated places in plant area as directed by EIC, including the cost of scaffolding all complete

Dismantling of False flooring including disposal of unserviceable material and stacking at the designated place inside plant premises as per the direction of the EIC

Providing and applying fibre reinforced elastomeric liquid water proofing membrane with resilient acrylic polymers having Sun Reflectivity Index (SRI) of 105 on top of the concrete roof in three coats @10.76 litre/ 10 sqm. One coat of self-priming of elastomeric waterproofing liquid (dilution with water in the ratio of 3:1) and two coats of undiluted elastomeric waterproofing liquid (dry film thickness of complete application/system not less than 500 microns). The operation shall be carried out after scrapping and properly cleaning the surface to remove loose particles with wire brushes, complete in all respect as per the direction of Engineer-in-Charge.

Consultancy services for carrying out both Structural and Architectural design of all the rooftop sheds on RCC buildings inside plant premises from the approved structural engineer and approved architectural designer which shall include (a) Structural as well as Architectural drawings in soft as well as in hard copy (4 sets) (b) 3 site visits of the architectural/structural designer for assessment of the site and during the progress of work.