The Maximum Thickness of Collapsible Loess Rocks

V. T. Trofimov

Faculty of Geology, Moscow State University, Vorob’evy gory, Moscow, 119899 Russia

Received December 5, 1996

Abstract—The analysis of new experimental data indicates that the maximum thickness of collapsible loess
rocks reaches 50–55 m. The upper five or six cycles of loess massifs can show collapsible properties. Loess
horizons, buried soils, and pedocomplexes are collapsible in this massif section.