construction work of drain from shri vishwanath vishwakarmas house to the block in ward no. 14 mukherjee nagar municipal council siswa bazaar - earthwork exeavation for ordinary soil for retaining wall foundation work both side si.no.251 2 p.c.c. work for foundation/ retaining wall 1:4:8 and road base concrete work and retaining wall work with cement, coarse sand and 40mm stone ballast mortar si 281 3 pcc work in drain bed with cement coarse sand and 2cm. guage stone ballast 1:2:4 si no. 279(i) 4 m-20 class rcc work for drain wall & cover work 1:1:5:3 cement core sand and 20mm gauge stone ballast si no. 289 5 ms bar provided in rcc slab work si 504 6 supply and fixing of sign board with lettering complete work etc. nsi