bids are invited for clay bricks-is:1077 (q3) , demolition of un reinforced cement concrete in ground floor and paving not exceeding 15 cm , m and l for 100 mm thick pcc 1.4.8 type d 2 using 40mm graded stone aggregate , chequered cement concrete coloured tiles 30cmx30cmx25mm thick set over and including 20 mm thick , endura vitrified paving tiles 10 mm thick coloured area n. exc. 0.18 sqm each tile , m and l for pcc 1.3.6 type b 1 75 mm thick using 40mm graded stone aggregate , m and l factory made machine pressed precast concrete interlocking paver block any shape and , m and l factory made machine pressed precast concrete interlocking paver block any shape and size , m and l for cement concrete 1.2.4 type b 1 using 20mm graded aggregate total quantity : 5946