Dangerous goods: definition, classification and rules of transportation

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Currently in the industry, home and other areas used by the mass of materials, if improperly handled hazardous to human health and life.Use and store them necessary, observing certain established rules.In addition, the transport of dangerous goods must also be in compliance with the appropriate security measures.

In the latter case, the prescribed rules and regulations is especially important.After transport on its own - quite responsible and complicated process.The following classification of dangerous goods is provided in order to distribute them according to the degree of danger.

  1. The first class includes explosives and items containing them.
  2. second class - compressed gases, liquefied, cooled, dissolved under pressure.They are considered hazardous in the event that the absolute vapor pressure of 300 kPa at a temperature of 50 c.Celsius.For cooling - the critical temperature of -50 c.
  3. Flammable liquids, and mixtures thereof.In addition, the category of "dangerous goods" are those substances that, if the solution contains solid elements that emit vapors that can fire (flash with 61 gr. Closed cup).
  4. flammable substance (other than explosive) which during transportation can ignite due to the heat, friction, moisture absorption, independent chemical reactions relate to the fourth grade.
  5. Organic peroxides and oxidants.They emit flammable oxygen.In addition, under certain conditions, interacting with other substances can cause fire.
  6. Toxic substances.Classified as dangerous goods and substances that can cause infections and poisoning in humans.
  7. Radioactive substances (with the activity of 2 nCi / g).
  8. Caustic and corrosive.Anything that can cause damage to the respiratory tract, skin, eyes, and is considered to be dangerous goods.Furthermore, the substances causing corrosion of metals that could damage a vehicle other cargo, etc.
  9. substances are not dangerous for humans and plants, but must be handled and treated with care.

Such loads can be transported by any means of transport: rail, road, sea, air.In each case has its own special rules.For example, sea transport of dangerous goods, which produces both bulk and packaged in mandating their labeling.Acceptable use only high-quality packaging that can withstand the process of loading and unloading.Goods transported in bulk, must be fixed in such a way as to prevent its spontaneous movement.

This is only the basic rules.There are plenty of others.In any case, dangerous goods shall be carried out only by personnel who have the appropriate level of qualification.

Summing up, we can say that the delivery of dangerous substances and items safely without harming people, animals and property is possible only if all the established security measures and awareness of their classification.