Chapter 4 - Water Flow in Unsaturated SoilsSSC107, Fall 2000 - Chapter 4. Page 4-1. Chapter 4 - Water . 10 sand. 0.1. logK (m/day. logK clay clay. 0.001 sand. 0 -1. -10. 0. 0.2. 0.4 θs h (m) θ. Thus, K is a.falling sand day,Moving sand dunes - arXivsand poses daily challenges for this city's inhabitants. The picture of Ref. . surface of the dune. At the dune's crest, the airborne sand grains fall down the steep.'Fall' Hazards - OSHA. fall hazards prior to each project and during daily walk-around inspections; . Additionally, the sand bag must be dropped a minimum distance of. 42 inches. 8.
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