Drainage Coefficient of Subbase using Structural Number evaluator uses Drainage coefficient = Structural Number for Subbase Course/(Layer Coefficient*Actual Thickness Base Course Payment) to evaluate the Drainage coefficient, Drainage Coefficient of Subbase using Structural Number represents a value assigned to a pavement layer that represents its relative loss of strength due to drainage characteristics and exposure to moisture saturation. Drainage coefficient is denoted by Mn symbol.
How to evaluate Drainage Coefficient of Subbase using Structural Number using this online evaluator? To use this online evaluator for Drainage Coefficient of Subbase using Structural Number, enter Structural Number for Subbase Course (SN3), Layer Coefficient (an) & Actual Thickness Base Course Payment (Ta) and hit the calculate button.