A lift station is a pumping station that is used to move wastewater from a lower elevation to a higher elevation. This is necessary in areas where the sewer system cannot rely on gravity alone to transport wastewater to a treatment plant.
Lift stations are typically made up of the following components:
- Wet well: This is a tank that collects wastewater from the sewer system. The wet well is typically made of concrete or steel, and it is lined with a waterproof material.
- Pumps: The pumps are responsible for moving the wastewater from the wet well to the higher elevation. The pumps are typically submersible pumps, meaning that they are submerged in the wastewater in the wet well.
- Controls: The controls are used to start and stop the pumps, and to monitor the level of wastewater in the wet well. The controls are typically housed in a control panel that is located near the wet well.
- Piping: The piping is used to connect the wet well to the pumps, and to connect the pumps to the higher elevation. The piping is typically made of PVC or HDPE.
The operation of a lift station is relatively simple. When the level of wastewater in the wet well rises to a certain point, the controls will start the pumps. The pumps will then move the wastewater from the wet well to the higher elevation.
The higher elevation can be a variety of places, such as a sewer main, a treatment plant, or even a retention pond. The location of the higher elevation will depend on the specific needs of the area.
Lift stations are an essential part of many sewer systems. They allow wastewater to be transported to treatment plants even in areas where gravity alone is not enough.
Tips for Homeowners Installing a Lift Station
- Talk to your local wastewater treatment plant. They will be able to provide you with more information about the lift stations in your area.
- Visit the website of the American Society of Civil Engineers (ASCE). The ASCE has a number of resources on lift stations, including technical papers and design guidelines.
- Read the book "Lift Stations: Design, Operation, and Maintenance" by John E. Todd. This book provides a comprehensive overview of lift stations.
By following these tips, you can learn more about lift stations and how they work. This knowledge can help you to better understand your own sewer system, and it can help you to identify any potential problems.