The presentation by M N Thippeswamy (Retd. Chief Engineer of BWSSB) deals with the operation and maintanance of water supply systems. The structure of the presentation is as follows -
- Key issues regarding water supply scenario around the World
- Definition of Operation and Maintenance
- Key issues before the water authorities for water supply O & M
- Objectives of Operational System and Management
- O & M of Water Resources for quality and quantity
- O & M of Conveyance system of water resources
- O & M of Water Treatment Plant
- O & M of service reservoirs and distribution pipeline
- O & M of drinking water quality maintaining and surveillance
- O & M of billing and collection
- O & M of Energy Audit
- Water Audit and Leakage Control
- System Management
- Public Private Partnership (PPP / PSP)
The presentation examines various PSP/ PPP options in hierarchy such as – (a) Service Contract (b) Management Contract (c) Lease (affermage) (d) Concession Contract (e) BOOT / BOT / ROT and (f) Divestiture. The advantages and disadvantages in each case are presented along with few examples in each case.