VERY IMPORTANT TUTORIAL WHICH SHOWS HOW TO ASSIGN DIFFERENT SOIL SUBGRADE MODULUS IN DIFFERENT AREAS OF MAT. IT ALSO INCLUDES SUBGRADE MODULUS CALCULATION.
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VERY IMPORTANT TUTORIAL WHICH SHOWS HOW TO ASSIGN DIFFERENT SOIL SUBGRADE MODULUS IN DIFFERENT AREAS OF MAT. IT ALSO INCLUDES SUBGRADE MODULUS CALCULATION.
source