Stresses and displacements induced in rock by tunnel boring machine props /
by Wilbur I. Duvall and Wilson Blake.

Description

Main Author

Duvall, Wilbur I.

Related Names

Blake, Wilson.
United States. Bureau of Mines.

Language(s)

English

Published

[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, [1968]

Subjects

Tunneling.
Strains and stresses.
Boring machinery.

Note

Errata slip inserted.
"November 1968"--Cover.

Physical Description

29 p. : ill. ; 26 cm.

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