Kerala State Warehousing Corporation Container has published Tender For Re-Roofing Works Of Godowns At State Warehouse Alappuzha In Alappuzha District. Submission Date for this Tender is 10-08-2023. Shed Construction Tenders in alappuzha Kerala. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Reroofing Works |
| 2 | Dismantling roofing including ridges, hips, velleys and gutters etc., and stacking the material within 100 metres lead of : Asbestos Sheet |
| 3 | Steel work in built up tubular (round, square or rectangular hollow tubes etc.-minimum thickness 2.000mm) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer after preparing the surface by using wirebrush or emery paper, including welding and bolted with special shaped washers etc. complete.Hot finished welded type tubes all works including cost and conveyance of all materials,labour charges, scaffolding etc. complete as required. |
| 4 | Painting with synthetic enamel paint of approved brand and manufacture to give an even shade:Two or more coats on new work, the rate also includes cleaning of the existing structure by using wire brush or emery paper including cost and conveyance of all materials, labour charges, scaffolding etc. complete as required. |
| 5 | 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, excluding the cost of centering, shuttering and finishing:1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) |
| 6 | Engaging masons for patch work. The payment may be released only against the actual labours engaged. |
| 7 | Engaging Helpers for masonary work for patch work of godown. The payment may be released only against the actual labours engaged. |
| 8 | Fixing PVC moulded fittings/ accessories for Rigid PVC pipes, including jointing with PVC solvent cement- 110 mm dia Bend |
| 9 | Fixing PVC pipes includings jointing of pipes with one step PVC solvent cement, trenching, refilling & testing of Joints complete as per direction of engineer in charge.110 mm dia 6Kgf/cm2 |
| 10 | Providing and fixing 200mm (or nearest greater available size) UPVC half split square type eave gutter including cost of all necessary fittings (PVC down pipe to be paid separately) andconveyance of all materials and labour charges, scaffolding etc complete. The rate also includes providing necessary support to the gutter by using MS Angles or straights. |
| 11 | Providing and fixing Galvalume sheets ( Supply of Pre painted Alu- Zinc alloy coated steel sheets -55% Aluminium, 43% Zinc, 1.6% Silicons,0.5mm thick-PPGL). Sheet should be supplied in single length upto 12 metre or as desired by Engineer in charge.The sheet shall be fixed using self drilling screws with corrosion resistant (SDS of brand Patta) of size (5.5 x 55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces,including providing necessary overlap not less than 200mm at end 1 1/2 corrugation at side excluding the cost of purlins, rafters and trusses and providing plain Galvalume sheets ridges of width 1.20m and thickness 0.50mm. The ridge shall be measured seperately,including cost of cutting to size and shape wherever required as per direction of engineer in charge.The rate inclusive of covering of existing stocks inside godown from falling of dust and covering of roof from raining with tarpauline sheet during the execution of work also the cost and conveyance of material to site and necessary scaffoldings which required.The contractor shall submit the manufacturers test certificates of the roofing sheet before commencing the work and also required to conduct the test on the randomly selected sample from the site by the Engineer-in -Charge to ensure the minimum thickness. |
| 12 | Providing silicon compound covering to G.I. bolts over roof including cost and conveyance of all material required etc. complete. The rate also including providing scaffolding |
| 13 | Supply, installation, testing and commissioning of Aluminium turbo ventilators of outer dia 710mm with steel base sheet of size 1800mmx900mmx2mm thick to suit with Galvalume sheet. MAIN VENTILATOR Outer dia 710 mm height 450 mm weight 6 kg approx. 2.TOP COVER - 0.50 mm thick Aluminium 3.FINS - 36 nos 0.46mm thick Aluminium 4.OUTER RING - 1.2mm thick Aluminium alloy Outer fbokes - 18 microns electro zinc plated 6mm dia MS rods5. NECK/BOTTOM RING - stainless steel inner dia 500 mm inner arm MS 3 mm thick powder coated 6.DRIVE MECHANISAM -Inner shaft - grid shaft with 15 microns zinc plated Pipe - MS pipe 28.5x1.7 mm thick with pure polyster powder coating movement - pivot single point spinning technology with extremely low friction 7. Rivets and screws - Rivets - High tensile Aluminium Top cover screws - Stainless Steel 8. Warranty - up to the defect liability of the contract. |
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