This site, hosted by the University of Nebraska - Lincoln Extension, presents an overview of points to consider when selecting a sprinkler package. Some points that are explained are soil texture, infiltration rates,...
How does a seismograph work? What is the Richter scale? These questions, and many more, are answered by this page, published by HowSuffWorks, Inc. The pages not only examines these issues, but it also provides images...
A series of twelve modules that constitute a comprehensive training course in geotechnical and foundation engineering. Sponsored by the National Highway Institute (NHI) of the Federal Highway Administration (FHWA), the...
Interactive lab, provided by New York University, illustrating the density of ice in water. Contains interactive java scripts, images, and questions that test students knowledge as students move through the exercise.
This web site, by HowStuffWorks.com, gives a complete explanation with pictures and diagrams of septic systems and waste water treatment plants and how they work. Also explains why one system may be chosen instead of...
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