Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Advantages of symmetrical working area; resistance to ground forces; advantages of circular lining forms; method used in sinking round concrete lined shaft is to complete excavation and lining before installing any buntons or struts.
Advantages of symmetrical working area; resistance to ground forces; advantages of circular lining forms; method used in sinking round concrete lined shaft is to complete excavation and lining before installing any buntons or struts.
Circular shafts for deep mines
Min Eng
Berry, T.M. (Autor:in)
1957
4 pages
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Shafts for American coal mines
| Engineering Index Backfile | 1912
| Engineering Index Backfile | 1919
Concrete shafts at lake iron mines
| Engineering Index Backfile | 1909
BRITISH TUNNELLING SOCIETY - DEEP SHAFTS - Design and construction of deep shafts
Online Contents | 2010
Mining through 48-In. circular shafts
| Engineering Index Backfile | 1965