One of the first decisions in pump station design is whether to take a traditional approach with pumps installed in a dry well or use a wet well with submersible pumps.As submersible pump technology has improved and become accepted, submersible pump stations have become more common. They have a small footprint and are less costly. Suction head is not a problem for submersible pumps. Valves and headers may be enclosed in a valve vault for easy access. However, some owners dislike submersible stations because maintenance requires hoisting the pump. Submersible pumps often require factory repair because of specialized components and
