Regulations on occupational safety and industrial hygiene in thermal power plants DL 5053-1996
There is no specific distance number, only descriptive provisions.
3 Factory site selection and general layout of the factory area
3.1 Factory site selection
3.1.1 Plant site selection should be based on meteorology and geology. , and The main risk factors predicted by natural conditions such as thunderstorms, floods and earthquakes and the impact of surrounding conditions on the factory's work safety and industrial hygiene will be fully taken into account and preventive measures will be taken into consideration.
3.1.2 The factory site should avoid being adjacent to other factories, warehouses, etc. which present serious fire and explosion risks. Where this cannot be avoided, fire and anti-dist safety distancesflaring must be fixed in accordance with the specifications in force.
3.1.3 The factory site should be selected on the leeward side of the wind direction at minimum annual frequency for factories with serious risks of air pollution, dust and of poison.
3.1.4 The factory site must be located on the windward side of the minimum annual frequency wind direction in adjacent towns or residential areas. A safety and health protection distance must be established between the factory area and the residential area.