How to Calculate Structural Number for the Subbase Course?
Structural Number for the Subbase Course calculator uses Structural number for the subbase course=(Layer coefficient*Actual thickness*Drainage coefficient) to calculate the Structural number for the subbase course, Structural Number for the Subbase Course is defined as an abstract value that expresses the structural strength of the overall pavement. Structural number for the subbase course and is denoted by SN_{3} symbol.
How to calculate Structural Number for the Subbase Course using this online calculator? To use this online calculator for Structural Number for the Subbase Course, enter Layer coefficient (a_{n}), Actual thickness (D_{n}) and Drainage coefficient (M_{n}) and hit the calculate button. Here is how the Structural Number for the Subbase Course calculation can be explained with given input values -> 75 = (0.5*0.15*1).