National Institute Of Technology-NIT has published Tender For Urgent Maintenance Work In Roof Of Main Building Including Replacing Ac Roof Sheet With Sandwich Sheet. Submission Date for this Tender is 27-01-2023. Shed Construction Tenders in calicut Kerala. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Reinforced cement concrete work in 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size) in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement |
| 2 | Centering and shuttering including strutting, propping etc. and removal of form for lintels, beams, plinth beams,slabs girders, bressumers and cantilevers |
| 3 | Steel reinforcement for R.C.C. work with Thermo-Mechanically Treated bars of grade Fe-500D or more. including straightening, cutting, bending, placing in position and binding all complete above plinth level |
| 4 | Steel work in built up GI 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. |
| 5 | Providing and fixing 8mm PVC sheet ceiling or nearest available thick on anodizedalumminium frame work fixed with iron screws on nylon sleeves etc. including cutting and fixing the PVC sheet on frame with screws providing holes for fan hooks, platform scaffolding for required height wherever necessary including cost and conveyance of all materials and labour charges etc. complete as per the direction of Engineer-in-charge. (Cost of Aluminium Sections and framework will be paid seperately) |
| 6 | Providing and fixing in roof with necessary self tapping screwssandwich panel Trafford roofing sheet with total thickness of 50mm with polyurethane foam of Density 36 Kg/cum plus or minus 2 Kg/cum with thermal conductivity with ofless than or equal to 22 MW/MK and form tensile strength (adhesion) at 80C Greater than or equal to 80Kpa and youngs module at 80Cgreater than or equal to 2500 Kpa sandwiched between two GI sheets. The external and internal sheet shall have thickness of 0.40mm and 0.30mm respectively. The external and internal sheet shall be JSW/TATA/Bhushan /LLoyds make having a minimum 150 GSM galvalume coating pre-painted with approved colour and shade by the Engineer in charge with an SMP coating of 18 microns over epoxy coats of 7micorns |
| 7 | Providing and fixing precoated galvanised steel plain ridge sheet roofing accessories 0.50 mm or nearest (+0.05 %) total coated thickness, Zinc coating 120 grams per sqm 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 using self drilling/ self tapping screws complete |
| 8 | Plastering with C.M. 1:4 (one cement four sand), 12mm thick for walls inside and outside with necessary scaffolding and thread lines, including cost and conveyance of all materials and labour charges etc. complete. |
| 9 | Providing 12 mm cement plaster of 1:3 (1 cement: 3 fine sand) as per the instruction of Engineer-in-charge |
| 10 | Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface : |
| 11 | Finishing with Epoxy paint two or more coats on steel work at all locations prepared and applied as per manufacturers specifications including appropriate priming coat, preparation of surface, etc. complete. |
| 12 | Wall painting with two coat premium acrylic emulsion paint of interior grade, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour |
| 13 | Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade on Old work (Two or more coats applied @ 1.43 ltr/ 10 sqm) over existing cement paint surface |
| 14 | Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after .The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required 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 .The elevational area of the scaffolding shall be measured for payment purpose .The payment will be made once irrespective of duration of scaffolding. |
| 15 | Dismantling steel work in channels, angles, tees and flats sections including dismembering and stacking within 50 metres lead in: |
| 16 | Dismantling roofing including ,Asbestos cement sheet, ridges, hips, valleys and gutters etc., and stacking the material at the Engineering Unit store as per the instruction of Engineer-incharge: |
| 17 | Dismantling cement asbestos or other hard board ceiling or partition walls including stacking of serviceable materials and disposal of unserviceable materials to the engineering unit store as per the instruction of the engineer in-charge. |
| 18 | Providing and fixing 110mm (4") PVC pipe (4kg/cm2) and all specials best approved quality including jointing of pipes and fittings with necessary solvent cement trenching, refilling and testing of joints etc. complete as per the direction of Engineer-in charge |
| 19 | Providing and fixing anodized aluminium box section (not less than 0.299kg/m) frame work for ceiling, including hanging in RCC slab or truss with aluminium sections at suitable intervals, fixed to wall with steel screws on nylon sleeves etc. including cost and conveyance of all platform scaffolding for required height wherever necessary, materials and labour charges etc. complete as per the direction of Engineer-in-charge. |
| 20 | Providing Fibre lamination works to the RCC structure using resine fibre glass and chemicals after washing the surface roughly cleaned and dry fill in the cracks with suitable putty, first apply the resine to the surface well spread and pressing, applying a second layer of resin to smooth finish for forming the whole to a solid mass including cost and conveyance of all materials and labour charges etc. complete as per the instructions of the dept. officers |
| 21 | Chipping and removing the damaged portion of R CC beams columns slabs etc. carefully without damaging the existing structure including removing the debries scrapping with emery paper/wire brush for removing the rusted portion from the reinforcement apply one coat of adhesive epoxy resine such as NETTO BOND EP including cost and conveyance of all materials and all labour charges etc. complete. |
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