ASCE Research Library is a comprehensive online tool for locating articles and conference papers published by the American Society of Civil Engineers in all disciplines of civil engineering. It provides access to more than 33,000 full-text papers from Journals (1993 - present), Proceedings (1996 - present), and Standards (1983 - present).
Knovel provides numerical and tabular data from leading engineering and science resources, including handbooks and encyclopedias. Some tables are interactively searchable.