Chapter 4 - SELECTION OF WATER MEASURING DEVICES
2. Types of Measuring Devices
Irrigation system operators commonly use many types of standard water measurement devices. In this manual, the following devices are discussed in subsequent chapters:
The first four methods given above are discussed in considerable detail in this manual because they are the most common methods used. A variety of other devices for open channels and closed conduits is available-particularly for smaller rates of flow.
These devices are discussed only briefly in chapters 11 and 12. This brief discussion does not mean that they are not useful devices. Such devices are appropriate for many applications.