NHDC Limited Tender

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work upto plinth level :With 20mm nominal size graded stone aggregate. M-15 – Grade concrete.

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in- Charge.

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding including cost of binding wire all wastages and overlaps, couplers (overlaps shall be provided as per requirement of IS 13920 for ductile detalingIS 456 RCC Design & SP 34 Reinforcement detailing ) etc. complete . (Note:-1. Spacer bars (chairs) shall be paid separately as shown in the drawing and as per direction of engineer in charge. 2. No extra payment shall be done for overlaps and/or couplers. 3. Couplers shall be conforming to IS code on “Reinforcement Couplers for Mechanical Splices of Bars for Concrete Reinforcement - Specification”) Thermo-Mechanically Treated bars.FE 500 or more conforming to IS 1786

Centering and shuttering including strutting, propping etc. and removal of form for: Foundations, footings, bases of columns, etc. for concrete upto plinth level.

Centering and shuttering including strutting, propping etc. and removal of form for: Walls (any thickness) in cluding attached pilasters butter esses, plinth beams and string courses etc. Up to plinth level.

Providing and laying in position specified grade of reinforced cement concrete (with 20mm nominal size graded stone aggregate) excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : M-20 Grade Concrete.

Reinforced cement concrete work (with 20 mm nominal size graded stone aggregate) in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, posts and struts etc. above plinth level and upto floor two level excluding cost of centering, shuttering, finishing and reinforcement: M-20 Grade Concrete

Reinforced cement concrete work (with 20 mm nominal size graded stone aggregate)in beams, suspended floors, roofs havingslope of any degree landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiralstaircases above plinth level and upto floor two level excluding the cost of centering, shuttering, finishing and reinforcement inconcrete grade. M-20 Grade Concrete.

Centering and shuttering including strutting, propping etc. and removal of form for: Suspended floors, roofs, landings, balconies and access platform.

Centering and shuttering including strutting, propping etc. and removal of form for: Lintels, beams, girders, bressumers and cantilevers.

Centering and shuttering including strutting, propping etc. and removal of form for: Columns, Pillars, Piers, Abutments, Posts and Struts.

Supplying and stacking of good earth specific useful for plantation at site including royalty if any and carriage (earth measured in stacks will be reduced by 20% for payment).

Structural steel work using M.S. flats, angles, channels I-section, H-section etc. 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.

Steel work in built up M.S. tubular section (round, square or rectangular hollow tubes etc.) trusses/frame work 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

Providing and fixing bolts including nuts and washers complete.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm + 0.05 %, total coated thickness with zinc coating 120 gsm as per IS: 277 in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches while transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self-drilling /self-tapping screws of size (5.5x 55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Kota stone slab flooring over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and mirror polishing complete with base of cement mortar 1 : 4 (1 cement : 4 sand) 25 mm thick.(Area of slab to be over 0.25 sqm).

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, including cutting and making good the walls etc.External work : including trenching and refilling etc. 25 mm dia. nominal bore.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, including cutting and making good the walls etc.External work : including trenching and refilling etc. 40 mm dia. nominal bore.

22 cm thick dry picked up boulder pitching with individual boulders of 22 cm depth and at least the dimension of boulders in any direction should not be less than 10 cm complete.

Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes, channels, plates etc. including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete i/c fixing the railing with necessary accessories and stainless steel dash fasteners, stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer- in-charge. (For payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.).

Providing and fixing carbon steel galvanised (minimum coating 5 micron) dash fastener of 10 mm dia doublethreaded 6.8 grade (yield strength 480 N/mm2), counter sunk head, comprising of 10 mm dia polyamide PA 6 grade sleeve, including drilling of hole in frame, concrete/ masonry, etc. as per direction of Engineer-in-charge. 10x120 mm.

Providing and fixing ISI marked stainless steel sliding door bolts with nuts and screws etc. complete: 250x16 mm.

Granite stone work 18mm thick of any colour in riser of steps, skirting, dado and pillars laid on 12 mm average thick cement mortar 1:3 (1 cement:3 sand) and jointed with white cement slurry mixed with pigment to match the shade of slab.

Providing and laying Antiskid floor tiles of any sizes, 12 mm thickness with water absorption less than 0.08% and conforming to IS:15622 of approved make in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 sand) including grouting the joints with white cement with matching pigments etc., complete.

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq. metres and underincluding cutting the patch inproper shape, raking out joints and preparing and plastering the surface of the walls completeincluding disposal of rubbish tothe dumping ground within 50metres lead : With cement mortar 1:4 (1 cement : 4 sand).

6 mm cement plaster of mix : 1:3 (1 cement : 3 sand).

Providing and applying white cement based putty of average thickness 1 mm, of approved brand over the plastered wall surface to prepare the surface even and smooth i/c all cost of material, labour and scaffold etc in all position complete. Note : Putty shall be applied only on the internal walls, for application on the exterior walls prior permission of APD/Chief Engineer will be required.

Finishing walls by any mechanical or manual means with Acrylic Smooth exterior paint (Economy Exterior) of required shade including all scaffolding. New work (Two or more coat applied @1.67ltr/10sqm over and including one coat undiluted exterior waterproofing coating @ 2.39 litre/10 sqm with crack bridging ability of upto 0.5mm on horizontal surfaces with an elongationof 150% and water proofing of upto 3 bars on vertical surface.

Grading roof for receiving water proofing treatment with Cement mortar 1:4 (1cement : 4 sand).

Water proofing treatment over Roof, Wall, Chajjas,, Balcony with fibre glass mesh and Sealer coat at leakage/ seepage area consisting of (i) Surface preparation roughening of surface, opening cracks in ‘V’ groove in size of 5mmX10mm (WXD), filling of cracks with putty with laying fiber glass mesh, Cleaning of surface by scrubbing with steel wire/Nylon brush. Removing all dust particles and washing with adequate water to clean completely. (ii) Providing and applying 1st coat of fibre glass mesh (minimum thicknes 70-80 micron) and two component flexible waterproof and protective modified mortar, dry powder 80% chemical 20% acrylic resin having 30% solid contents) with mix proportion of part 1 and 2 with proper mixing with laying of fiber glass mesh (of weaving size of 10X10 yarn/inch duly coated with alkaline resistant polymer). Allow the coating to air cure for minimum 2 Hrs. After two hours of 1st coat applying 2nd coat (minimum thickness 100 micron) of fibre glass mesh of with mix proporation of part 1 and 2 with proper mixing. Allow the coating to air cure for minimum 2 hrs. Consumption of two component should beacrylic resin @17.90 kg for 10 sqm area or as per manufacture instructions. (After two coats of diamond shield, surface is to be cured properly minimum for 4 hrs. before application of third coat). (iii) Providing and applying 1st coat of sealer coat 50-60 micron (single component Hight build elastomeric, fixable pure acrylic waterproofing membrane having solidcontent of 65%) and allow it to air cure for 4Hrs. minimum. After two hours minimum of1st coat applying 2nd and finals coat 120-140 micron of sealer coat and allow it to air cure for 4 Hrs mimimum. Consumption of Sealer coat should be @ 5.40 kg per 10 sqm area. (iv) The treated area should be cure with water for 48 hrs. by flooding the surface. (v) The final appearance of the coating willbe milky white. All above operations to be done in order.(five years guarantee).

Random rubble masonry with hard stone in foundation and plinth including leveling up with cement concrete 1:6:12 (1 cement :6 sand : 12 graded stoneaggregate 20mm nominal size) at plinth level with : Cement mortar 1:6 (1 cement : 6 sand)

Steel work welded in built up sections/ framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top,bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : For fixed portion. Powder coated aluminium (minimum thickness of powder coating 50 micron).

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top,bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : Openable. For shutters of doors, windows and ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings whereverrequired including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately). Powder coated aluminium (minimum thickness of powder coating 50 micron).

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber/ neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge. (Cost of aluminium snap beading shall be paid in basic item) : With float glass panes of 4.0 mm thickness (weight not less than 10 kg/sqm)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade: Two or more coats on new work.

Providing and planting different variety of plants of approved quality and sizes as mentioned including making pits of requiredsize at site, refilled with B.C. Soil mixture manuring and pesticide etc. complete (to be paid separately) including watering and 90 days maintenance from the date of final bill as per direction of Engineer-in-Charge complete in all respect (B.C. Mixture paid separately). Bahunia Tomentosa, Beloperone Species, Caselpinnia Pulcherima, Bird of Paradise, Callandra Emarginata, Callandra Hybrida, Cassia Bi flora, Cassia Laevigata, Cestrum Nocturnum, Dombeya Mastersii, Euphorbia Caracasana, Euphorbia Pulcherima, Excorea bi color, Excorea tri color, Ficuas Blackii, Ficus Reginold, Ficus Panda, Gardenia, Gulphinia, Jasminoides, Hamelia Pattens, Heliconia, Hibiscus Rosasinensis, Hibiscus Verigated, Hibiscus Viceroy, Jatropha Multifida, Largestomia Indica, Malpighia Coccigera, Murraya Exotica, Murraya Koeniggi, Murraya Sambucum, Mussaenda Erythrophylla, Nerium Oleander, Nyctanthus Arbortristis, Plumbego Capensis, Putranjeeva Roxburghii, Tabernaemontana Coronaria, Tabernaemontana Divaricata, Tecoma Gaudi Chaudi, Tecoma Stans, Thevetia Nerifolia, Thuja Compacta and equivalent plants.

Providing and laying pressed clay tiles (as per approved pattern 20 mm nominal thickness and of approved size) on roofs jointed with cement mortar 1:4 (1 cement : 4 sand) mixed with 2% integral water proofing compound laid over a bed of 20 mm thick cement mortar 1:4 (1 cement : 4 sand) and finished neat complete.

Supplying & installation of required capacity of single phase, 50 Hz, 220V, deep well submersible pump stainless steel body, as per IS of approved make, suitable for 4"/6 " tube well with control panel starter suitable for submersible pump with dry run protection, connections, including clamp, bore cap etc. as required as per specifications but excluding pipe, SS/Nylon wire rope and connection cable.1 HP with 16-25 stages, head metre 91-28, discharge LPM 10-45.

Supply, fixing & testing of approved make of LED integral type bollard cylindrical/square shape housing cast aluminium dome shape top cover fixed with cylindrical shape acrylic cover having base plate with holes for direct mounting complete with all accessories including preparation of foundation, fixing, connection etc. as required. LED of 1 to 3 Watt each assembled on single MCPCB, system lumens output with efficacy90 lm/W. luminaire having color temp upto 6500K & 50000 burning hrs. life with minimum @ L 70, The colour rendering index of LED light should be more than 70. Luminiare, comprises of driver PF 0.95 & surge protection 10KV. IP65 protection. Submission LM 79-08/IS16106 (2012), IEC60598, IEC61347i/c connection wire, testing etc. to complete the jobBollard LED 8-10 Watt cylindrical shape height 700mm, color temp 3000-6000k

Providing and Fixing Floor mountable garden speaker with Specifications: - (1) Input Power- 40W RMS. 2) Speaker 2 X 5” full range. 3) Impedance – 250/500/1k/2kΩ. 4) Frequency Response- 160-16000 Hz. 5) Finish- Aluminium Green Color. 6) Dimensions-Ǿ185 mm x H765mm.7)weight- 5.2 Kg )

Providing and fixing on roof pressed clay tile (Mangalore tile) 20 mm nominal thickness and of approved size and as per approved pattern onsteel frame work complete (steel frame work to be paid separately).

Providing and laying on roof pressed clay tile ridge (Mangalore tile) of 20mm thickness of approved patternon steel frame work complete (steel frame work to be paid separately).