This publication summarizes the proceedings of the Eighth Interagency Research Coordination Conference held at the U.S. Army Engineer Waterways Experiment Station (WES), 13-15 November 1973. Conference agenda and session reports include the following: General agenda and schedule of technical sessions; Report of executive session; Agenda and report of hydraulics session; Agenda and report of soil mechanics session; Agenda and report of rock mechanics session; Agenda and report of earthquake engineering session; Agenda and report of concrete and structural technology session; Agenda and report of power session; Agenda and report of finite element analyses session; Agenda and report of shotcreting session; Special reports--Coordination of water quality research; Recreational waste management.