Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. Paper No. 1150

"Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910" by Charles W. Raymond is a technical record that explains the ambitious engineering project undertaken by the Pennsylvania Railroad to construct a new tunnel extension beneath New York City's rivers in the early 1900s. The document explains the reasons behind the project highlighting the need to improve rail access into the bustling city and describes the meticulous planning and design phases led by a team of skilled engineers. The book explains how the engineering team dealt with the project's difficulties, while also covering important aspects such as electrification and drainage, ultimately helping to transform the way goods and passengers moved through the New York area.