Wittke W., Pierau B., Erichsen C. New Austrian Tunneling Method (NATM). Stability Analysis and Design

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WBI GmbH, 2006. – 419 p. – (Geotechnical Engineering in Research and Practice, WBI-PRINT 5)

Means of support
Geotechnical mapping and monitoring
Case Histories:
Crown heading with open invert
Crown heading with closed invert
Sidewall adit heading
Full-face heading
Heading under the protection of pipe umbrellas
Heading under the protection of jet grouting columns