Providing and laying of APP over the roof of Residential Building in different units of Kanhan Area

Amount

Removing old tarfelt including disposal of unservieable material with in 50 m leads as per direction of Engineer-In-Charge.

Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer, 3mm thick water proofing membrane, black finished reinforced with glass fibre matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 ltr/sqm. by the same membrane manufactured of density at 25°C, 0.87 - 0.89 kg/ltr and viscosity 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/5cm. 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 : 3 mm thick

Grading roof for water proofing treatment with Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Disconnecting and connecting of same overhead/tr=errace PVC water storage tank of any size from water supply line including all materials required as per direction of Engineer-In-Chagre.

Total impact of GST for the purpose of CTC

PANNA LAL KUMAR

CALCUTTA FELT INDUSTRIES PVT LTD

H D WATER PROOFING COMPANY BHOPAL

BUILDMARQUE CONSTRUCTION