tender for annual plan-cherupulassery muncipality 2025-26 govt high school maintenance -501/26-general civil work -- 1 building maintenance 2 11.41.2:providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to is : 15622, of approved make, in all colours and shades, laid on 20 mm thick cement mortar 1:4(1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments etc., complete.size of tile 600 x 600 mm. 3 11.20.2:chequerred precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc. complete on 20 mm thick bed of cement mortar 1:4 ( 1 cement : 4 coarse sand).medium shade pigment using 50% white cement 50 % grey cement