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040 _aUtSlPG
041 7 _aen
_2iso639-1
050 4 _aTA
100 1 _aBrace, James H.
245 1 0 _aTransactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 :
_bThe New York Tunnel Extension of the Pennsylvania Railroad. The East River Tunnels. Paper No. 1159
264 1 _aSalt Lake City, UT :
_bProject Gutenberg,
_c2006
300 _a1 online resource :
_bmultiple file formats
336 _atext
_btxt
_2rdacontent
337 _acomputer
_bc
_2rdamedia
338 _aonline resource
_bcr
_2rdacarrier
500 _aRelease date is 2006-07-01
508 _aProduced by Juliet Sutherland, Taavi Kalju and the Online Distributed Proofreading Team at http://www.pgdp.net
520 _a"Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept.…" is a scientific publication written in the early 20th century. This volume consists of detailed papers discussing various engineering projects and techniques, specifically focusing on the construction of the East River Tunnels as part of the Pennsylvania Railroad’s New York tunnel extension. It likely appeals to professionals in civil engineering and construction, particularly those interested in tunneling methods, cost analysis, and groundbreaking techniques used in underground constructions. The opening of this publication introduces a paper by James H. Brace, Francis Mason, and S.H. Woodard, which outlines the methodologies and challenges encountered during the construction of the East River tunnels. The authors discuss various aspects of the project, including the contract details, excavation techniques, material management, zoning issues, and the innovative use of shields and compressed air during tunneling. Specific attention is placed on the labor costs and construction processes, painting a comprehensive picture of the engineering practices of the time and the lessons learned throughout the construction period. (This is an automatically generated summary.)
534 _nOriginal publication data not identified
653 _aCivil engineering -- Periodicals
653 _aRailroad tunnels -- Design and construction
700 1 _aMason, Francis
700 1 _aWoodard, S. H.
856 4 0 _uhttps://www.gutenberg.org/ebooks/18722
999 _c60108
_d60108