Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Continental divide tunnel
Methods and equipment used in driving first 8000 ft of water supply tunnel of Colorado-Big Thompson project, being built by U S Bureau of Reclamation, at average rate of 45 ft per day; tunnel design; drilling procedure; mucking procedure; ventilation.
Continental divide tunnel
Methods and equipment used in driving first 8000 ft of water supply tunnel of Colorado-Big Thompson project, being built by U S Bureau of Reclamation, at average rate of 45 ft per day; tunnel design; drilling procedure; mucking procedure; ventilation.
Continental divide tunnel
Western Construction News
1940
4 pages
Aufsatz (Zeitschrift)
Englisch
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