Earth tunneling with steel supports
By: by Robert V. Proctor and Thomas L. White.
Contributors: White, Thomas L.; Terzaghi, Karl, 1883-1963.; Commercial Shearing, inc.
Publisher: Commercial Shearing, inc.
Published: 1977
Place of publication: Youngstown, Ohio
Language: eng
Number of pages: 247
Subjects: Tunneling.; Tunnels -- Rock pressure.
Notes: Those sections covering geological investigations and ground loadings were prepared by Dr. Karl Terzaghi.

Includes bibliographical references.