Roof leakage treatment of residential and non-residential buildings of JVVNL under Deeg Circle.

PART-A (Bldg.)

B-14/14.55: Dismantling old plaster or skirting, raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 meter lead.

B-12/12.3 : Plaster on new surface on walls in cement sand mortar 1:6 including racking of joint etc. complete fine finish : : B-12/12.3.2 : 20mm thick.

B-10/10.22 Providing gola 75x75 mm in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 10mm and down gauge) including finishing with cement mortar 1:3 (1 cement : 3 fine sand) as per standard design :

B-3/3.8 : Providing & fixing precast cement concrete coping 1 : 2 : 4 mix 50mm thick complete as per specification :

B-15/15.29: Providing and Applying ACRYLIC emulsion polymer waterproofing chemical coating, on over roof on over roof slabs/terrace/balconies/parapet wall etc.with following method/specification: Paint the surface with regular paint brush so as to obtain approximately 0.3mm thickness coating. apply the 2nd coat next day at right angles to the 1st coat so that total thickness of the coating should be approximately 0.6mm coverage by using above formulation will be 40 ft2/ litre of chemical. painted surface does not require any external water curing since chemical will hold sufficient water for curing.After the primer coat Apply 2 coats of modified acrylic emulsion polymer water proofing compound having solar heat reduction properties coating @ 0.330 KG/SQM on the surface of the interval of 3-4 hours. Undulation on the surface is repair before the waterproofing work.

B-12/12.7 : Finishing with neat cement (punning).