Collapse of Lotus Riverside Block 7 Large quantities of earth were removed and dumped in a landfill next to a nearby creek; the weight of the earth caused the river bank to collapse, which, in turn, allowed water to seep into the ground, creating a muddy foundation for the building that toppled." Collapse of Lotus Riverside Block 7 The collapse of Block 7 at Lotus Riverside (a 13-story apartment building) in 2009 is an accident that killed one person. Lotus Riverside () is a residential apartment complex located in Minhang District, Shanghai, China. On June 27, 2009 at 5:30 Am UTC+8, Block 7, one of the
Cedar Sink Cedar Sink Cedar Sink is a vertical-walled large depression, or sinkhole, in the ground, that is located in Edmonson County, Kentucky and contained within and managed by Mammoth Cave National Park. The sinkhole measures from the top sandstone plateau to the bottom of the sink and was caused by collapse of the surface soil. The landscape is karst topography, which means the region is influenced by the dissolution of soluble rocks. Sinkholes, caves, and dolines typically characterize these underground drainage systems. Cedar Sink has a bottom area of about and has more fertile soil compared to the ridgetops. The rocks