When to Use The Manning vs. Hazen-Williams Equation

03/27/29

“When do we use the Manning vs Hazen-Williams Equation?”

People use both the Manning and Hazen-Williams equations to calculate water flow. But when is the right time to use each? Well, the Manning Equation is used for open channel or partially full sewers, while the Hazen-Williams Equation is used for full, pressurized circular pipe flow. Keep this information in mind when you think about When to Use The Manning vs. Hazen-Williams Equation.

• Earth/Climate science
• Engineering
• Urban Systems