[Experience of Astrakhan Center for Occupational Diseases].

Occupational health service in Astrakhan was founded in 1920-s with studies of local pathology traced to microtraumatism and hands dermatitis on food industry enterprises, excessive ultraviolet insolation in agricultural workers. Afterwards special attention was focused on respiratory diseases, influence of climate factors, toxic chemicals and allergens, physical strain on humans. Occupational health service improvement was promoted with creation of Regional Center for Occupational Diseases in 1974.

[Current tasks of hygienic provisions of metro design and construction].

A new part of the existing document on sanitary norms and metro design is proposed to present as a separate section "Hygienic and Ecological Requirements". Its structure should be determined by current views on the regulated environmental factors (physical, chemical, biological, ergonomic). Requirements should be systematized by hygienic criteria of the duration and rate of the human influence of these factors by taking into account of the functional purpose of premises and erections.