Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Thrust boring by manual operation
Details of the Mangnall-Irving thrust borer for which hydraulic power is obtained by means of hand-operated pumps. Thrust boring consists in making horizontal holes underground between pits dug at required distance apart.
Thrust boring by manual operation
Details of the Mangnall-Irving thrust borer for which hydraulic power is obtained by means of hand-operated pumps. Thrust boring consists in making horizontal holes underground between pits dug at required distance apart.
Thrust boring by manual operation
Engineer
Engineer ; 133
1922
2 pages
3 Figs.
Aufsatz (Zeitschrift)
Englisch
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