Operations shall be laid waste and drainage systems, flange drainage system for rain from their land or buildings to suit both sources of water to accommodate the system. In the following ways:1. the waste drainage system must be separated from the viewpoint of rain drainage system.2. drain rain water to be used for draining rain water away from the building or conversion of land must have characteristics that can be cleaned easily. In case of a rain water pipe, drain off water and ponds must be no later than 8.00 metres and supervises all turn it will need to provide a mine rain drainage sieve checks and traps the waste inside the monitor location. Before draining rain water into the drainage system for rain of 3 industrial estates. Waste water or water that has been through all kinds of buildings or land conversion, draining into the centralized wastewater treatment systems of industrial estates. This is. Water quality criteria, they must comply with the General principles in waste water draining into the centralized wastewater treatment system in an industrial estate outside a. Define4. waste water drainage system of operations to construct a closed system and the need to provide a mine waste water quality detection with Platinum closed-open, which are located in areas where access to monitoring at any time prior to draining waste into the centralized wastewater treatment systems of industrial estates. This is based on the outside, DefineOr make comments like.
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