Regrading terracing of mud plaster covered with tiles or bricks in cement by dismantling tiles or bricks, removing mud plaster, preparing the surface of mud plaster to proper, slope, relaying mud plaster Gobri leaping and tiles or bricks grouted in cement mortar 1:3 (1 cement and 3 fine sand) including replacing unserviceable tiles, or bricks with new over and disposal of unserviceable material to the dumping ground within 50 m lead (The cost of new tiles or bricks excluded).