WATER PROOFING TREATMENT ON THE ROOFS OF OFFICE BUILDING OF WORTHY HEAD OF THE DEPARTMENT, DEPARTMENT OF WATER SUPPLY AND SANITATION, PUNJAB, PHASE-2, S.A.S. NAGAR

Tile terracing laid dry over roof consisitng of one layer of tiles 22.86x11.43x3.83 including grouting with cement sand mortar 1:4 top surface to be left clean after wire brushing.

Top Khurra 0.6mx0.6m for rain water pipe in 25mm thick cement concrete 1:2:4 over 50.00 thick cement concrete 1:8:16

Cement concrete 1:2:4 gola 10cm x 10cm concave quadrant along junction of roofs with parapet wall finished smooth, where specially specified.

Supply & Fixing Fiber Glass Coated Mesh with thickness of 45 Gsm for the water proofing of roof terraces, bathrooms , Water tanks, etc. The surface to be levelled, finished, made smooth before fixing of Fiber Glass Mesh, complete in all respect as per manufactures specification and as per directions of Engineer-in-Charge.

Water proofing treatment of Roof Slab with High performance cementitious two component product, consisting of a powder component and an acrylic polymer using two coats (Dr Fixit Roofseal flex - Packaging Size: 12 .5 kg (7.5 kg powder + 5 kg polymer) / equivalent water proofing Solution ). The slurry thus formed by mixing the two, is to be applied on new roofs to forms a seamless, highly elastic, non-toxic waterproofing layer on the roof with a life expectancy of 7 years. The work shall be carried out all complete as per specification and the direction of the Engineer-in-charge.

Flush/Ruled/Struck or weathered pointing on tile brick work with cement mortar 1:3 (1 cement :3 fine sand).

Raking out joints in lime or cement mortar and preparing the surface for repointing or replastering including disposal of rubish to the dumping ground within 50 m lead (excluding the cost of scraping of plaster and replastering).

Dismantling stone spalls or Brick bats filling Grouted with natural silt and clay

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