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| 1 | Removing existing water proofing treatment by brushing with wire brush, taking down cement concrete tile, existing plaster/cement concrete/lime coba etc in any thickness, cleaning of all foreign material such as fungus, moss, dust etc and remove from the site of all waste materials, roughing surface of corner to roof by wire brush and all the open cracks/honeycomb should repair properly with site made polymer mortar (cement: sand: 1:4) admixed with HS Latex Plus @10% by weight of cement. complete all as specified and directed. |
| 2 | M&L for 10 mm thick rendering on roof/wall in cement mortar 1:4 on concrete/brick surfaces when concrete is stilgreen finished even and fair including mixing ofwater proofing compound as per manufacturer instructionetc complete all as specified and as directed.Note :- Water proofing compound shall be measured separately |
| 3 | Supply only integral water proofing compound complete all as specified and as directed. |
| 4 | Providing and applying two coats of HS Elastoseal BTD a waterbased, single component, UV resistant elastomeric PU liquid membrane in white / terracotta / green colour. better UV resistance, we recommend use of white colour BTD, having SRI Index > 109, having solid content 80%, Elongation 400%, Tensile 2MPa, with the help of brush/Roller with the coverage of 2Kg/Sqm over a primer coat of Elastoseal BTD : Water (1:1) to achieve DFT of 1.5mm, Sandwich 40GSM fibre-mesh in between two coats etc. complete as per manufacturer recommendations complete all as specified and directed. |
| 5 | Note:(a) The work under item 01 to 04 shall be carried out by the authorized applicator of Manufacturer by using modern techniques. The contractor shall also furnish warranty of quality, finish work and effectiveness of waterproofing treatment under this item for a period of of 10 years from the date of completion along with manufacturer warranty of material for the same period. (b) Height of bldg may be more than 10 meters and roof have continous series of trapizium with no staircase to reach at the top of the building (c)The contractor shall have MOU with any one of manufacturer and also with their authorised applicator mentioned in the tender. Authorised applicator shall have valid authorisation letter from the manufacturer (Minimum regional HQs) and shall have been issued not less than 30 days from the date of commencement of the work.The authorisation letter needs to be valid for the complete period of executionwork.(d)After preparation of the surface, Engr-in-Charge shall approve the same before applyingfinishing coats.(e) Building wise stage passing register shall be maintained and shall be signed by Engr-in-Charge and contractor.(f) The equipments to be used in the work shall be certified by the manufacturer with whom the MOU been entered into.(g) Contractor shall submit approved company generated 10 years warranty card at the time of submission of Final Bill. |
| 6 | M & L forcement concrete tiles 25cm x 25xcm x20-22mm thick, machine pressed; set, jointed and pointed in net cement slurry in floors etc, and cut and polished, rubber moulded with grey cement and no pigment over and including 15 mm thick screed bed in CM 1:4 complete all as specified and directed. |
| 7 | M & L for preparation of old Surfaces by brush, sand paper, surface repair if required , fillingputty in holes etcof wood, steel , concrete,brick, stone, etc.,exceeding 10cm inwidth or girth and applying a coats offire/heat resisting paint completeall as specified and as directed. |
| 8 | M & L for preparation of Old/new plastered surface of wallby brush, sand paper, surface repair if required , fillingputty in holes and cracks etc and applying two coats of Premium acrylic emulsion paint(Camouflage pattern) on external wall/Roof surface over a coat of exterior primer completeall as specified and as directed. |
| 9 | Taking down & single pointed air termination aluminium rod 12 mm dia, 300 mm dong completeall as specified and as directed. |
| 10 | Refixing single pointed air termination aluminium rod 12 mm dia, 300 mm dong completeall as specified and as directed. |
| 11 | Supply & fix single pointed air termination aluminium rod 12mm dia, 300 mm dong completeall as specified and as directed. |
| 12 | Taking downaluminium strip 25 mm x 3 mm complete with saddles and fixing screws for fitting the strip completeall as specified and as directed. |
| 13 | Refixing aluminium strip 25 mm x 3 mm complete with saddlesand fixing screws for fitting the strip completeall as specified and as directed. |
| 14 | Supply & fix aluminium strip 25 mm x 3mm complete with saddles and fixing screws for fitting the strip completeall as specified and as directed. |
| 15 | Taking down GIstrip 32 x 6 mm as earth continuity conductor buried in ground for loop earthing as required completeall as specified and as directed. |
| 16 | Refixing GIstrip 32 x 6 mm as earth continuity conductor buried in ground for loop earthing as required completeall as specified and as directed. |
| 17 | S&FGIstrip 32 x 6 mm as earth continuity conductor buried in ground for loop earthing as required completeall as specified and as directed. |
| 18 | Earthing complete with galvanised steel earth plate electrode 60x60cmx 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised MS strip 32 X 6 mmby means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion |
| 19 | S&F test point terminal made of gun matel or phosphorus bronze size 75x75x 25mm ,drilled andscrewed including 3 Nos. 8mm dia 25mm long hex. head screw Complete as all shown in Drg & Specification.. |
| 20 | M&L GI tubing (light Grade )to be embeded in PCC in PCC block with fitting complete of 40mm bore completeall as specified and as directed. |
