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till, glacial till, boulder clay

 
Architecture: till, glacial till, boulder clay

An unstratified glacial deposit which consists of pockets of clay, gravel, sand, silt, and boulders; has not been subject to the sorting action of water; usually has good load-sustaining properties.


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Architecture. McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc. All rights reserved.  Read more