Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers: The New York Tunnel Extension of the Pennsylvania Railroad

"Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept.…" is a scientific publication edited by the American Society of Civil Engineers, published in 1910. This volume contains a compilation of technical papers that primarily focus on various engineering projects linked to the New York Tunnel Extension of the Pennsylvania Railroad. It reflects the interests of the early 20th century in infrastructure development and civil engineering advancements. The book features detailed accounts authored by prominent engineers on different aspects of the New York Tunnel and related infrastructure, including the North and East River divisions, various tunneling techniques, and the operational methodologies adopted in these projects. Each paper presents technical drawings, profiles, and construction methods that were groundbreaking at the time. Additionally, the volume includes memos on deceased members of the engineering community, preserving their legacies and contributions to civil engineering. Overall, it serves as a comprehensive resource for understanding early 20th-century civil engineering practices associated with major transportation infrastructures.