Floor Drain Calculation

Sizes the piping needed on the acreage to.

Floor drain calculation.

Checks the capacity of drain tile on existing drainage systems. Sufficient or if exterior surface flow calculations are required. The steeper the grade of the installed pipe the more water it will carry. Factors which affect proper roof drainage are deck slope drain size and placement of drains.

The prinsco drainage calculator estimates the capacity of tile drainage systems. The result is the number of drains needed. Calculate drains needed. This table is based on zurn s roof drain vertical requirement for horizontal roof areas at various rainfall rates table.

Q flow rate gallons per minute cd discharge coefficient 0 6 assumed a open area of grate square inches g acceleration 32 ft sec sec h head above floor inches. A particular pipe size on a given grade will only carry a certain amount of water. The full flow capacity of a drain is not realized until the water reaches approximately 2 5 above the inlet in a four inch drain and 3 5 in a six inch drain. The above sizing data is offered as a guide only.

From your backyard patio to the neighborhood aquatic center from the factory floor to a professional sports facility nds offers superior quality drainage solutions for every environment. Below illustration is a typical application using the calculator. Drain open area flow rate calculations assumed values units used in spreadsheet calculation. Most floor drain bodies are available with a flange for either anchoring the drain in the floor slab or for use as a flashing flange in upper floors and waterproofed areas.