tender for interlocking work from sarvodaya school to ranjan chatterjee in vad no.20 new mahal. - supply and laying of gsb compactedat site including all materials and labourt & p etc. all complete. 2 m-150 b/w in 1:4 cement & coarse sand motor all compt. si no 305. 3 12 mm thick cement dado plaster in 1:3 cement and sand mortar with all comp. s.i no 582 4 laying cc road slab consisting of 1:1.5:3 cement , c.sand & approved 20 mm guage stone ballast over prepared sub grade after its rectification & bringing it to proper camber & including supply of all materials , labour tools & plants etc. requird for proper completion of work, finished to required templete as directed by engineer-in-charge but excluding cost of all metals required for certification of the subgrade . si 773 b 5 s/laying rubber molded 80 mm paver block zig-zag shape 40mpa with local sand with all compt. work. 6 supply and sinage board at site all complete work at site