The development of methods and techniques of application, spraying concrete in a thin stream into the underground construction in Germany

E. Sсhperfekhter, S. V. Borshhevskyi


The procedure, technology and technique of erection of concrete timbering by the spill-concrete method are developed for conditions of mines in Germany.


spraying concrete; underground construction; Germany

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ISSN 2307–3489 (Print)
ІSSN 2307–6666 (Online)