[Current aspects of the state and improvement of sanitary and epidemiological welfare of workers and passengers of Russian railways].

The data on the sanitary-epidemiological state of Railways objects of Russia are presented. Bacteriological examination of drinking water taken from the water systems of passenger cars showed that 3.9-5.

[Biosafety at the railway transport objects of the Russian Federation].

The results of a microbiological investigation of drinking water quality were analyzed. Water samples taken from the centralized and noncentralized water supply sources failed to meet hygienic standards in 14-18% of cases and those from water tubes did in 4-6%. Water samples from the household and community water use reservoirs showed the excess of the allowable levels of lactose-positive colibacilli and coliphages, which were 46.