02159cam a22003133u 450000100060000000300070000600500170001300600020003000700050003200800410003701000130007804000110009104100170010205000070011910000210012624500370014726400510018430000470023533600260028233700260030833800360033450000310037050801950040152011280059653400450172465300140176985600430178399900190182660043UtSlPG20260610134401.0mcr n260607r2019||||utu|||||o|||||||||||||| d  a12015448  aUtSlPG 7aen2iso639-1 4aTF1 aPrelini, Charles10aTunneling: A Practical Treatise. 1aSalt Lake City, UT :bProject Gutenberg,c2019  a1 online resource :bmultiple file formats  atextbtxt2rdacontent  acomputerbc2rdamedia  aonline resourcebcr2rdacarrier  aRelease date is 2019-08-03  aProduced by deaurider, Harry Lamé and the Online Distributed
Proofreading Team at http://www.pgdp.net (This file was
produced from images generously made available by The
Internet Archive)  a"Tunneling: A Practical Treatise" by Charles Prelini is a scientific publication written in the early 20th century. This comprehensive work focuses on the principles and practices of tunnel construction, detailing the historical development of tunneling techniques and modern methodologies employed in this field of civil engineering. It includes extensive illustrations and insights into various tunneling methods used across different geological conditions.  The opening of this treatise presents a historical overview of tunneling, illustrating its evolution from ancient civilizations, including the Egyptians and Romans, to modern methods employed in infrastructural projects. It discusses early techniques, the introduction of explosives, and advances in machinery that have revolutionized the field, emphasizing the significance of geological surveys and engineering principles in making informed decisions about tunnel construction. This rich context sets the stage for a detailed exploration into the practical aspects of tunneling that follows in subsequent chapters. (This is an automatically generated summary.)  nOriginal publication data not identified  aTunneling40uhttps://www.gutenberg.org/ebooks/60043  c100869d100869