The bacics, objects and means of civil defense

Requirements for sewage systems:

• 
  Sewerage is organized separately for rainwater, service water, and domestic water.
  
• 
  The IO must have two outlet lines connected to the city sewer system. In addition, gullies around the facility, etc. Emergency sewer lines are prepared, connected to natural or artificial depths, emergency slabs (slides) are constructed with 50 m intervals between facilities.
  

Requirements for the placement of protective devices. Shelters are built in the zone of a strong spill, anti-radiation shelters in the zone of a weak spill (groups I and II), in the zone of potentially dangerous radioactive contamination (groups II and IV) and in an out-of-the-way zone (group V). ) .can. Simple shelters are being built in the suburbs.
Subway design requirements:

• 
  Subway stations should be located as close to railroad stations as possible (there may be provision for connecting subway lines to railroad stations);
  
• 
  subway stations should be built next to large industrial enterprises;
  
• 
  metro stations should be able to withstand air shock overpressure value of 1 kClf/cm2 (it should be designed and built);
  
• 
  The internal supply of the subway must guarantee that the planned number of people sheltering there will remain for 2 days. For this purpose, metro stations are equipped with filtration and ventilation devices, power, water, heat, etc. e. shall be equipped with water supply systems, medical assistance and sanitary-extraction points.
  

Requirements for road design:

• 
  Highways must be built outside of major cities. When highways pass through a city, bypass roads must be planned and arranged;
  
• 
  redundant crossings should be provided where highways pass through areas of severe collapse, between each other, and near railroad crossings.
  

When planning transportation routes within the city limits, consideration should be given to:
- Reliable connections between individual residences and businesses;
- convenient exit to out-of-town routes;
- short and convenient connection of industrial and residential areas with airports, railway and bus stations, sea ports and water transport portals, etc. ;
- Take measures to carry out emergency recovery work (collection of spare materials, etc.).