Repairs to Water Proofing Treatment of Transit Facility at Site-I and Site-II Yelahanka, Bangalore

Amount

Dismantling tile for thickness of tile 10 to 25mm work in floors and roofs laid in cement mortar including stacking material within 50 metres lead.

18mm thick cement plastering on external surfaces of brick or concrete surfaces in two layers consisting of 6mm thick cement mortar 1:3 (1 cement: 3 fine sand) top coat mixed with integral water proofing compound over a base coat 12mm thick cement mortar 1:5 (1 cement : 5 coarse sand), finished sand face etc., complete at all levels and locations.

Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying:

(a) after surface preparation, first layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/sqm.

(b) laying second layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm.

(c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around.

(d) fourth and final layer of brick tiling with cement mortar (which will be paid for separately). For the purpose of measurement the entire treated surface will be measured

SRISHTI INTERIORS AND CONSTRUCTIONS (BID ID -3169693)

PUNDER CONSTRUCTION ENGINEER (BID ID -3168701)

M.R. ENTERPRISES (BID ID -3169176)