Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Downsville dam diversion tunnel
Measures against CO poisoning in driving 2155-ft long tunnel of 40-ft circular crosssection; in addition to ample ventilating equipment most tunnel machines were equipped with oxygen admixture systems thus converting gas into harmless carbon dioxide; drilling and blasting.
Downsville dam diversion tunnel
Measures against CO poisoning in driving 2155-ft long tunnel of 40-ft circular crosssection; in addition to ample ventilating equipment most tunnel machines were equipped with oxygen admixture systems thus converting gas into harmless carbon dioxide; drilling and blasting.
Downsville dam diversion tunnel
Eng News-Rec
Engineering News-Record ; 142
1949
2 pages
Photographs, Diagrams
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Diversion tunnel and construction arrangement method of diversion tunnel
| Europäisches Patentamt | 2023
Diversion tunnel blocking structure for intersection of diversion tunnels
| Europäisches Patentamt | 2022
Construction of Maraetai diversion tunnel
| Engineering Index Backfile | 1950