appointment of agency for door-to-door property survey of all properties for tax assessment process & provide all required data in prescribed format and implementation of gis based integrated municipal management system (imms) at igatpuri municipal council.laying and jointing pvc pipe. heading numbering : providing services for door to door property numbering and data collection survey : providing services for door to door property survey and carrying out all detail work mentioned in scope of work as per tender document in various terms and conditions base map creation : primary survey layers1. road with important aspects or attributes2. electrical:-substations with all parameters & units3. water supply line with important parameters and sources4. sewer line and strom water drain5. utility systems layers, hand pump & bore well6. number of streetlights7. important properties with in imc limit healthcare, educational and devotional places8. existing layer survey9. administrative bounda