bids are invited for m and l for 75mm thick cement concrete , m and l for 100 mm thick, cement concrete type b 2 , cement concrete 1.2.4 type b 0 using 12.5mm graded stone , chequered cement concrete tiles 30cm x 30cm x 25mm thick , providing and laying at or near ground level factory made kerb stone of m 25 grade cement concrete in position to the required line , providing and laying 60 mm thick factorymade chamfered edge cement concrete paver block of m 35grade , providing and laying 80 mm thick factory madechamfered edge cement concrete paver block of m-30 gradewith approved colour , demolition of cement concreteunreinforced in ground floors and pavings total quantity : 5843