An Introduction to Fifty Years of Tunnelingby Robert S. Mayo, (F.ASCE), Officer; Robert S. Mayo & Assocs., Lancaster, Pa.,
Serial Information: Journal of the Construction Division, 1975, Vol. 101, Issue 2, Pg. 259-263
Document Type: Journal Paper
Abstract: A brief description is given of the experience of the author in surveying, drilling and various other jobs in excavating tunnels in New York, the Rocky Mountains, coal fields in Virginia and operations on the West Coast of the United States.
Subject Headings: Tunnels | Tunneling | Coastal environment | Excavation | Geomatic surveys | Mountains | Drilling | North America | United States | Virginia | Rocky Mountains | New York
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