Survey for the utility installation is essential. Assistance of the survey from start to end is keeping a utility its own location at exact elevation. The survey is divided as three stages. Pre-construction – construction – As built. Different kind of instruments are using for the survey as per the site situation and require- ment.
The role of the surveyor in this field includes in the Designing, implement- ing, Inspection with designated bodies and collecting the exact data as con- structed at site. This survey not only cover the construction of utility but also Trial Trench details, Bore hole details, Setting-out of high raised structures, Dilapidation Survey etc… During the survey some kind of underground can be traced with detectors and ground penetrating RADAR.