<strong>Webster, S.L. (1979a).</strong> "Investigation of Beach Sand Trafficability Enhancement Using Sand-Grid Confinement and Membrane Reinforcement Concepts; Report 1, Sand Test Sections 1 and 2." <em>Technical Report GL-79-20</em>, Geotechnical Laboratory, US Army Corps of Engineers Waterways Experimentation Station, Vicksburg, MS.