Analysis and assessment of natural and technogenic factors of corrosion aggressiveness formation in the underground environment of St. Petersburg in relation to building materials
Authors:
About authors
- Postgraduate student G.V. Plekhanov Saint Petersburg State Mining Institute
Abstract
In the paper the basic factors defining formation corrosive aggression in the deep underground tunnel. On the basis of the lead inspections in underground developments is executed the systematization of the basic forms of destruction. The composition of the water extracts prepared from destroyed concrete was investigated. Definitions of number and species of micro-organisms are executed. By results of experimental researches it is drawn a conclusion on a role of biocorrosion in destruction tubing and a waterproofing lining.
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