Homework%2016%20-2009

Homework%2016%20-2009 - consolidation apparatus, subjected...

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The University of Missouri-Columbia Department of Civil Engineering Assigned: Friday November 6, 2009 Due: Friday November 13, 2009 CE 3400 - Homework No. 16 Shrinking and Swelling The foundation of the building for a light vehicle maintenance facility will include a reinforced concrete slab resting directly on an 8-foot thick clay layer. The following data were obtained for the clay at the site: Current water content (before construction): 35% Liquid Limit: 105% Plastic Limit: 40% Shrinkage Limit: 15% The clay is currently saturated. A specimen of the clay was placed in a one-dimensional
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Unformatted text preview: consolidation apparatus, subjected to a stress comparable to the stress that will be exerted by the slab and then soaked. The water content of the soil after soaking was 53%. a) Assuming the soil has at least 50 percent by weight passing the No. 200 sieve, how would the soil be classified according to the Unified Soil Classification System? b) How much would the building settle if the clay became air-dried? c) How much would the building be lifted if, rather than drying, the clay is soaked?...
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