|
| 1 | Extra for providing and mixing water proofing material in cement concrete work @1 kg per 50 kg of cement . |
| 2 | Providing gola 75 x 75 mm in cement concrete 1:2:4 (1 Cement : 2 coarse sand : 4 stone aggregate 10 mm and down gauge) including finishing with cement motar 1:3 ( 1 cement : 3 fine sand as per standard design |
| 3 | In 75 x 75 mm deep chase |
| 4 | Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete. |
| 5 | 12 mm cement plaster of mix: |
| 6 | 1:4 (1cement : 4 coarse sand ) |
| 7 | Extra for providing and mixing water proofing material in cement plaster work in proportion recommended by the manufacturers. |
| 8 | 6 mm plaster on cement concrete or reinforced cement concrete work with white cement based polymer modified self curing mortar of approved make as per the direction of Engineer-In-Charge. |
| 9 | Repair to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sqm and under, including cutting the patch in proper shape, raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar, including disposal of rubbish, all complete as per the direction of Engineer-In-Charge |
| 10 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge |
| 11 | Nominal concrete 1:3:6 or leaner mix (including equivalent design mix) |
| 12 | Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead. |
| 13 | For thickness of tiles above 25 mm and up to 40 mm |
| 14 | Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead. |
| 15 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. |
| 16 | Providing and applying a multiple-coats waterproofing system comprising one coat of water based acrylic primer at a consuption 8 sqm per kg and three coats of topcoat, capable of resisting up to 10 bars of positive hydrostatic pressure. The system shall have a crack-bridging ability of up to 6.5 mm, elongation up to 400%, tensile strength up to 3.5 MPa, and puncture resistance greater than 200 N. The system shall also provide up to 10°C reduction in surface temperature for terraces.Primer Application:Apply one coat of primer at a consumption rate of 100–150 g/sq.m and allow it to dry for 4 to 6 hours.Topcoat Application:Apply the first coat of undiluted material using a brush or roller and allow it to dry for 4 to 6 hours.Apply the second coat diluted with 30% water and lay 50 GSM fleece over the wet coat. Ensure that there are no folds or wrinkles while spreading the fleece. First apply on horizontal areas, then continue onto vertical parapet walls with an 80–100 mm overlap over the horizontal fleece. Ensure that no hollow areas are formed at the coving. Allow the second coat to dry for 8–12 hours.Apply the third coat of undiluted material using a brush or roller in a crisscross direction, with an overall coverage of 1.9 kg/sq.m for the complete system. as per above mentioned parameters and standards (ASTM D 2370, ASTM D 2370, AS-NZ 4548, ASTM E 154) will be require before the execution of the work. of A ponding test shall be conducted after completion of the application.Surface Preparation: The Existing surface must be clean, even, and sound concrete, have a moisture content of less than 5%. Relative humidity of the surface should not be more than 25%.Crack treatment: Cutting and opening cracks to a depth of 10x10 mm V or U Shape by mechanical means. Cleaning all the dirt and loose particles by air pressure and wetting crack to attain SSD condition. filling the crack using Repair Polymer modified cement mortar. Bore Packing: Using multipurpose polymer over pipe and Internal side of concrete followed by filing high strength non shrink grout for a gap of up to 20mm (between pipe and concrete) before treating the surface with Waterproofing layer.A 10-year waterproofing warranty shall be provided subject to the work being carried out by an authorized applicator.( OEM/OEM Authorized)Makes: FOSROC, SIKA, ASIAN PAINT, STP, MYK-arment. |
| 17 | Cement concrete pavement with 1:1.5:3 (1 cement :1.5 coarse sand :3 graded stone aggregate 20mm nominal size) including finised complete.Note : Cement concrete aggregate size Proportional based on thickness of flooring as per requirement if site. Please Enable Macros to View BoQ information |
