Topography, Condition Assessment:
1. Topography survey of all the sewers.
1. The Geotechnical investigation shall be carried out at strategic location to find out indicative/ representative soil strata, soil modulus, water table etc. required for tentative designs of liner.
Basic Study Report:
1. Present status of sewer line.
2. Present discharge carried and discharge after rehabilitation.
3. Suggested measures to increase the discharge to optimal capacity other than the rehabilitation of the sewer line.
Refer TOR for more details