Types of Dams

A dam is an artificial barrier constructed on natural terrain in order to control, store, or divert water. They come in many shapes and sizes. Dams are classified according to their size, type of construction materials used, structure, function, ownership, and the consequences of their failure. The most common types of dams in the United States are low-hazard, privately owned, earth embankment dams.

Differences between dams can range from their intended purposes to variable site conditions. Site topography and available materials, with their associated costs, also play major roles in the selection of the type of dam that is to be designed and constructed in a given location. Each dam must be specifically and uniquely designed to safely serve its intended purpose. Common types of dams include the following:

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Revision ID: 1035
Revision Date: 06/13/2022