dynamic load of pulverizer machine.

Please see the the following site to download 3 papers that will get you started -

http://www.slideruleera.net/foundations.html

"Don't Gamble on Machinery Foundations"

"Principles of Foundation Design for Engines & Compressors"

"Basic Vibration & Vibration Isolation Theory"

As it stands your question is very vague and no one can help you without more information (rotating/reciprocating/speeds/moments of inertias/ ....................)