Tender For sw 1)sc-kzj section: chz - development/improvements to station building, circulating area on 2nd entry side and provision of cop for full length on pf-1, 2 & 3 in lieu of terminal station facilities at charlapalli station. sw 2)charlapalli-construction of rpf post building at charlapalli station. sw 3) secundarabad - construction of new building of 5000 sqft for cyber cell for formation of integrated command control. sw 4) secunderabad: additional block for tte rest house with 27 beds (14-male & 13-female ttes with separate toilets), acs, kitchen, store, r.o water and furniture provision. (two packet system)