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Hoover Dam was built in the 1930's on the Colorado River, and at that time was extremely important as an employment project. The United States was just coming out of the Great Depression and it was viewed as a life-saver by thousands of people across the country. Now this dam is 80 years old. Drawing from information in this chapter about aging dams, what is a severe problem that could be expected?
Surveys
Research methods involving the collection of data from a predefined group of respondents to gain information and insights on various topics.
Specific Questions
Targeted inquiries designed to elicit precise information or responses on a particular topic.
Pilot Study
A small-scale research study conducted to test the feasibility, time, cost, risk, and adverse events involved in a larger study.
Follow-Up Study
Research conducted after a preliminary study to verify or elaborate on the initial findings, often at a later time.
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