👉 A drainage is a system of channels or pipes that collect and transport water from one location to another. These systems are crucial for maintaining the balance of water in a body, as they help to prevent flooding and ensure that there is sufficient water available for agricultural purposes such as watering crops.
Drainage can be classified into three main categories:
1.
Natural Drainages
: Natural drainage refers to channels or pipes that naturally occur within a landscape, including rivers, streams, and groundwater. These systems are