annual plan-ajanur gp repair works at govt lp schools -45 / 22-23-general civil work. 1 repair work for glps mukkood, glps kallinkal, glps south chithari 2 11.41.1: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 500x500 mm. 3 od409143 / 2022-2023: providing and laying 60mm thick factory made cement concrete interlocking paver block made by block machine with strong vibratory compaction of approved size design and shape laid in required colour and pattern over and including 50mm thick compacted bed of stone aggregate 6mm nominal size filling the joints with fine sand etc. all complete as per the direction of engineer-in-charge. vertically including cost and conveyance of all materials all labour charges, fabricating etc. complete. ( modified 16.68 by replacing sand bed 6mm stone aggregate bed ) 4 11.20.3: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 ) .dark shade pigment using ordinary cement