Laying of torchshield over leaky roofs and painting work of internal and outer surfaces of Residential Quarters of Sector-02 of Rihand colony Pipri, Sonebhadra. U.P.

Schedule- 01 Water proofing work to prevent rainwater leakage from the roofs of Residential Quarters at Sector No. 02, Rihand Colony, Pipri- Sonebhadra (U.P.)

Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer, 3 mm thick water proofing membrane, black finished reinforced with glass fibre matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufactured of density at 25°C, 0.87 - 0.89 kg/litre and viscocity 70 - 160 cps. Over the primer coat the layer of membrane shall be laid using butane torch and sealing all joints etc., and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under : Joint strength in longitudinal and transverse direction at 23°C as 350/300 N/5 cm. Tear strength in longitudinal and transverse direction as 60/80N. Softening point of membrane not less than 150°C. Cold flexibility shall be upto -2°C when tested in accordance with ASTM, D - 5147. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane.

Scraping/ Dismantling of existing plaster or old tarfelt/torchshield from roof including disposal of refuse as directed by the Engineer-in-charge within a distance of 60 meters.

Engagement of helper/ Beldar for non-measured work such as cleaning of roof and other miscellaneous work as per direction of Engineer-in-charge.

Repair of plaster in patches including removal of old damaged surface of plaster, cleaning the same thoroughly and racking out joints to 1cm. depth, watering the area and then replastering of mix. 1:4 cement sand mortar and disposal of rubbish outside corporation area including supply of all materials, labour and T&P etc. required for completion of the work.

Providing and laying in position cement concrete of 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) excluding the cost of centering and shuttering - All work up to plinth level

Schedule-02 Paintings of Interior and Exterior surfaces of Residential Quarters at Sector No. 02, Rihand Colony, Pipri- Sonebhadra (U.P.)

Engagement of helper/ Beldar for non-measured work such as helping cleaning of site and other miscellaneous work as per direction of Engineer-in-charge.

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

12mm thick plaster with cement mortar in proportion of 1:6 cement and coarse sand 2.5 fineness modulus over brick work, minimum thickness not to be less than 1 cm including supply of all materials, labour & T&P etc. required for proper completion of work.