tender for repair to chequered tiles, interlocking tiles and other misc works in 10 sect rr under age (i) cif (k); 1 demolition of un-reinforced cement concrete /chequered tile/ interlocking tile/parking tile in ground floor and paving not exceeding 15 cm thick (below or above ground level) complete all as specified 2 m&l for pcc 1:4:8, type d-2 (using 40mm graded aggregate) as in sub base of flooring, hard standing, manhole, drain etc.,complete all as specified. 3 m&l for 60mm thick machine pressed precast concrete interlocking paver blocks of any size and shape, factory casted, laid and jointed with grey cement and pigment and conforming to is 15658-2006 of m-35 grade and joints filled etc complete all as specified and directed. 4 m&l 20mm thick sand filling for sand cushioning to interlocking tiles, under floors or in foundations including watering and consolidation complete all as specified. 5 m&l for 25mm thick pcc 1:2:4, type b-1 (using 20mm graded aggregate) as in levelling course of flooring, complete all as specified. 6 m&l for chequered cement concrete tiles 20cmx20cmx25mm thick as in path etc. set and jointed with grey cement and pigments as in floors and over and including screed bed or bedding layer of mortar 15mm thick laying floor finished in cm 1:6, complete all as specified and directed 7 m&l for cement concrete 1:2:4 type b-1 using 20 mm graded stone aggregate as in copings, weathering, slightly rounded or chamfered angles and throating, complete all as specified and as directed by the engineer-in-charge.