8852 REPAIRS TO PLUMBNG SANITARY FITTING TILING RCC ROOF TREATMENT WPT IN SUNKEN SLAB AND CONNECTED MISC BR WORK AT A AND B WING OF DAD RESIDENTIAL COMPLEX UNDER AGE BR I OF GE SOUTH PUNE

Demolition of cement concrete of any description in any position such as sunken floor and roof slab padding & like etc including removal of debris outside MD land and dumping ground will be sorted out by contractor at their own arrangement complete all as specified and as directed.

M&L for 25mm thick PCC 1:2:4. type B-0 with water proofing compound of uniform thickness laid as PCC padding in roof kerbs or mud stops, rounded and chamfered on edges and on chajjas laid over RCC surface shall be finished even and smooth without using extra cement, laid in slope includng mixing of URP Solvent and necessary water proofing chemicals as manufacture instruction complete all as specified and directed. (Note : WPC shall be measured and paid separately)

M & L Water proofing treatment to RCC roof slab, walls, chhajjas etc, shall be carried out as specified below including Removing of existing bitumenous tarfelt including cement screed bed and clean the surface with wire brush and washing with water to achieve the original surface of slab including removing of bitumen primer applied on slab and including following activities:- (a) Preparing plastered surfaces of roof slab, walls, chhajjas etc, by brooming with broom sweeping free from dirt dust etc & evenly applying a coat of solvent based bituminous primer conforms to IS: 3384-1986 @ 0.3 Kg/Sqm shall be applied on the prepared and cleaned roof surface and parapet. Ensure not to apply when temperature is less than 5° C or during foggy period. Primer shall be allowed to dry for overnight. (b) Providing and laying APP (Atactic Polypropylene polymer) 3mm thick SuperThermolay Spun bonded non woven polyester reinforced APP modified water proofing membrane, black finished reinforced with non woven polyester matt weight not less than 3.5 Kg/Sqm. The laying of membrane with a 75 mm longitudinal and 100mm transverse direction overlap shall be provided and laid using LPG torch and sealing all joints etc

(c) Finally applying a coat of Super Silver Shield confirmed to IS: solar reflective bituminous aluminium paint @ 0.15 ltr/Sqm on the top of membrane surfaces complete all as specified & as directed by Engr in Charge. Note : i) Work should be done by Srespective authorised applicator & work should be able tofurnish stagewise on site. ii) Contractor shall submitt 10 year guaranttee for water proof treatment.