a basic calculator for Drainage Capacity. To use the calculator, simply enter the dimensions of the drainage system and the expected depth of water, and the calculator will provide an estimate of the drainage capacity in cubic feet. Note that this is just a basic calculator and there may be other factors to consider when determining drainage capacity.

Drainage Capacity Calculator

Length of drainage system (feet):

Width of drainage system (feet):

Expected depth of water (inches):

When considering the capacity of a drainage system, here are a few other factors that may need to be taken into account: Surface area: The surface area being drained can affect the capacity needed for the drainage system. A larger surface area will require a larger drainage capacity. Runoff coefficient: The runoff coefficient is a measure of how much water will run off a particular surface. It is influenced by factors such as slope, vegetation, and soil type. A higher runoff coefficient will require a larger drainage capacity. Climate: The amount of rainfall in the area and the likelihood of extreme weather events can also affect the drainage capacity needed for the system. Building code requirements: Depending on local building codes, there may be minimum requirements for the capacity of the drainage system. Intended use: The intended use of the area being drained can also affect the drainage capacity needed. For example, a parking lot will require a higher drainage capacity than a small garden.