Significant strengthening of frost to -30 degrees expected in Kostroma next weekend, reports the city administration.
Classes in schools Kostroma may be canceled due to severe frosts. The city authorities have reported that if the temperature drops below 30 degrees, classes will be canceled at all schools from 1 to 11 classes. If the wind speed reaches five meters per second, the primary school classes will be canceled even at -25.
"In the period 22 to 23 December 2012 in Kostroma is expected to decrease in air temperature -29-30 degrees. Therefore center of civil protection to the residents of the city refers to the request going out, dress warmly," — said in a statement.
Authorities say that in case of cancellation of school due to frost yourself schools are closed.
"With children, yavivshimisya this day, can hold group and individual lessons. Decision to resume training sessions taken with the founder of air temperature, to ensure the necessary temperature in the classrooms of educational institutions and organizations for the safe transportation of children on school buses," — clarifies administration.
According to sanitary standards, even during severe cold temperatures in classrooms should not be lower than 18 degrees, in the workshops and gyms — not below 15 degrees. Sports activities on the street with primary school students in calm weather allowed for no more cold -15 degrees, in the middle tier — up to -17-20, with high school students — to -21 degrees. In high winds during a blizzard physical education classes are not held.