Details: providing and laying lean cement concrete 1:4:8 in sub- base over a prepared sub-grade with coarse and fine aggregate conforming to is: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ , optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 mpa at 7 days, mixed in concrete mixer, laid manualy,compacted with surface , finishing and curing complete as per clause 601, 112 of mort&h specification including all material,labour, machinery, lighting, guarding and maintenance of diversion. providing and fixing of 60mm thick precast cement concrete interlocking paver block casted with rubber moulds in approved reflective colour and design having minimum compressive strength of 300 kg/ sq cm. the cc paving blocks be laid on average 50mm thick bed of coarse sand and the joint is to
Sector: RDPR