Special repairs to Leaky roof for Dialysis ward in Ambur Government Hospital

Amount

Plain Cement Concrete 1:2:4 (one cement, two Crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

Providing leakproof treatment with Hyperplas sheet 3mm thickness of approved quality and make. Includes preparing the surface thoroughly by cleaning and removing loose particles in existing surface. Applying one coat of Primer Applying one coat of Bitumen. Laying one layer of Hyperplas sheet unrolled over the Surface with Flame Torch application Seal the overlap joints with min 10cm with flame torch application. Finally applying one coat of Aluminium Paint.

Plastering the surface of walls with Cement Mortar 1:3 (One cement and Three Crushed stone sand), 12mm thick in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing in position best approved of BIS quality PVC rain water 160mm dia PVC pipe down fall pipes having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete.

A SURESHKUMAR