Mannings Equation The headloss through a conduit for gravity flow is calculated using Manning’s equation, as given below;     Coefficients for Mannings equation are as follows; Type of material Condition n Salt glazed stone ware pipe Good 0.012 Fair 0.015 Cement concrete pipes (with collar joints) Good 0.013 Fair 0.015 Spun concrete pipes (with read more

Typical headlosses Wastewater Treatment Plant The Typical headlosses Wastewater Treatment Plant for various treatment technologies are as follows; Typical Value of Head losses of Plant component