construction of concrete drain at saradapally from i) h/odiwjenpramanik to h/otelegu, ii) at saratpally from h/osatyajit roy to h/o- shit & h/o- aloka pal to h/osidheshwar, iii) at netajipally from h/o- renu singh toh/omadan, iv) at bhatapukur from alokpa