Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910, Paper No. 1150TRANSACTIONSReading editionChapter navigation3 reading sectionsGo to chapterChoose a chapter…AMERICAN SOCIETY OF CIVIL ENGINEERSTRANSACTIONSTHE NEW YORK TUNNEL EXTENSION OF THE PENNSYLVANIA RAILROAD.Previous chapter ←AMERICAN SOCIETY OF CIVIL ENGINEERSNext chapter →THE NEW YORK TUNNEL EXTENSION OF THE PENNSYLVANIA RAILROAD.All chapters and sections (3)AMERICAN SOCIETY OF CIVIL ENGINEERSTRANSACTIONSTHE NEW YORK TUNNEL EXTENSION OF THE PENNSYLVANIA RAILROAD.Paper No. 1150← AMERICAN SOCIETY OF CIVIL ENGINEERSTHE NEW YORK TUNNEL EXTENSION OF THE PENNSYLVANIA RAILROAD. →