Waterproofing Treatment To The Roof And External Painting At Emsd Cherlapally Ecil Hyderabad- 1 1 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. 2 2.1 20 mm cement plaster of mix : 1:4 (1 cement: 4 coarse sand) 3 3 18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) and a top layer 6 mm thick cement plaster 1:3 (1 cement : 3 coarse sand) finished rough with sponge. 4 4.1 Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) 5 5.1 Finishing walls with Acrylic Smooth exterior paint of required shade : Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface 6 6.1 Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : Cement mortar 1:6 (1 cement : 6 coarse sand) 7 7 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. 8 8.1 Providing & applying seamless acrylic based chemical waterproofing system with minimum 1mm DFT (dry film thickness excluding reinforcing membrane thickness), including surface preparation as per general notes, primer coat, reinforcing membrane and multiple layers of chemical coat, removing the existing damaged waterproofing treatment, if any, disposing of debris up-to 2.0 KM etc., complete and as per the manufacturers specifications and as directed by Engineer-in-charge using any of the following waterproofing systems. Note: Overall waterproofing chemical consumption including primer coating shall be 1.6(+/- 5%) litre/sqm over horizontal surface and 1 litre/sqm over vertical surface. Over terrace slab, top of water tank and parapet etc., at all levels Detailed scope of work is attached as document. You are requested to quote according to the detailed scope of work. 9 9 Providing, casting and fixing cement concrete blocks of 300mm x300mmx400mm (or other required size) of 1:1.5:3 grade for providing supports to the water supply lines including bedding mortar, form work etc., complete and as per the specifications and as directed by Engineer-in-charge. 10 10 Providing and erecting double bamboo scaffolding using minimum 50 to 75mm dia best quality bamboos/pipe tied with coir rope and the horizontal and vertical members of the bamboos to be provided as required at spacings of not more than 900mm apart both horizontally and vertically including providing cross supports as struts to the scaffolding properly to the building for maintenance / repair works of external surfaces of buildings as and when required including providing necessary safety belt and helmet to the workers, dismantling the scaffolding and taking back the scaffolding, safety belt and helmet after the repair works are completed including cost of tansportation, labours, bamboos etc., complete and as per the specifications and directed by Engineer-in-charge. a) Double bamboo Detailed scope of work is attached as document. You are requested to quote as per the detailed scope of work. 11 11 Repairs to damaged RCC structural members at all locations / floors using polymer modified cementatious mortar for strengthening the existing RCC structural members using SBR polymer or equivalent approved & comprising the following operations i) Breaking cracked / spalled concrete members along the cracks with plaster including removing and stacking of all unserviceable material at site, simultaneous transportation and disposal of debris outside the factory etc., complete and as per the specifications and as directed by the Engineer-in-charge. The detailed scope of work is attached as document. You are requested to quote as per the detailed scope of work. 12 12 Providing and applying shrinkage crack filler of Dr.Fixit crack X paste or other equivalent material including opening the loose part of the existing crack,making the same in V-shape in required depth & width, cleaning the groove by removing dust, oil, grass, loose particals etc., press the crack filler into the crack one time only with a spatula or putty knite and level the surface etc., complete as per the manufacturer s specifications and as per the direction of Engineer-in-charge. 13 13.1 Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm diameter 14 14.1.1 Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. Single tee with door 110x110x110 mm 15 14.2.1 Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. Bend 87.5 degree 110 mm bend 16 14.3.1 Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. Shoe (Plain) 110 mm Shoe 17 15.1 Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. In cement mortar 18 16.1 Distempering with 1st quality acrylic distemper (ready made) VOC content less than 50 gm per ltr. of approved manufacturer and of required shade and colour complete. as per manufacturer s specification. One or more coats on old work
