Flexible Pavement Structural Number Calculator

Asphalt layer thickness
Layer coefficient for asphalt
Base layer thickness
Layer coefficient of base
Sub-base layer thickness
Layer coefficient of sub-base
Thickness of additional layer
Layer coefficient of additional layer

Utilize our user-friendly calculator to compute the structural number of your flexible pavement. Obtain swift and precise results with ease.

Employ this calculator to ascertain the structural number of a flexible pavement. Input the thickness and layer coefficients for asphalt, base, sub-base, and any extra layers to acquire accurate and dependable results.

Flexible Pavement Structural Number formula

    \[L=a1ta + b1tb + c1tsb +d1tad\]

L=Structural Number of Flexible pavement,

a1=Layer coefficient for asphalt,

ta=Asphalt layer thickness,

b1=Layer coefficient of base,

tb=Base layer thickness,

c1=Layer coefficient of sub-base,

tsb=Sub-base layer thickness,

d1=Layer coefficient of additional layer,

tad=Thickness of additional layer

Flexible Pavement Structural Number Calculator

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