Conducting total station survey for Internal sewer network, outfall sewer network, rising main pipeline, STP land and preparation of hydraulic design of internal sewer network, rising main, wetwell, sewage pumps, STP etc and preparation of DPR for the work of providing UGD scheme to Afzalpur town under DC works of TMC, Afzalpur (Shall be read in conjuction with Section II Terms of reference of the bid document)