Temperature mode of employment in winter

A) at windless weather and moderate wind up to 5 m / s
Classes canceled in urban areas
In grades 1-4 As t - 30 C0
In grades 1-9 As t - 33S0
In grades 1-11, vocational schools and 1 college courses As t - 38S0

B) at increasing wind from 5 m / sec or more
Classes canceled in urban areas
In grades 1-4 As t - 28 C0
In grades 1-9 As t - 30S0
In grades 1-11, vocational schools and 1 college courses As t - 35S0

B) in the amplification of wind up to 20 m / s
Classes canceled in urban areas
In grades 1-4 is not dependent on the temperature

D) in the amplification of wind up to 25 m / s
Classes canceled in urban areas
In grades 1-11 is not dependent on the temperature