6. OTHER WATER SYSTEM

6.1 Water Fire Fighting Pump

The plant is protected against fire by any one or combination of the following systems.

- Hydrant system

- Automatic sprinkler system

- Portable and mobile chemical extinguisher

The system is designed in accordance with the requirements of the U.S. National Fire Prevention Association codes and standards. Special fire protection provisions are made for the following areas, which are particularly susceptible to fires:

- Cable galleries

- Transformers

- Turbine lubricating oil tank

- Etc.

Service water is used for fire protection. Two electric fire fighting water pumps are provided and tank suction from the fresh water storage tank. 

6.2 Sanitary

The sanitary wastes from the plant are managed in a sanitary sewage treatment plant. There will be some septic tanks. The discharge of the plant is monitored to ensure that it is within acceptable limits. 

6.3 Waste water treatment system

Waste water from plant will be collected and treated in the waste water treatment system, for control of pH, suspended solids and heavy metals. This system will included a waste water pond to receive and store intermittent flows from drain and partition oil pond. 

Oil contaminated waste water from power plant equipment wash and drain shall be routed through a oil-water separator prior to being routed to a partition oil pond. Oil-water separator is set in open ditch in the building, and oil-water separating pond is installed in the site.