Drain and Filter Material:
Clean, uniformly or gap-sized crushed rock or gravel are used for this purpose.
... to be continued
P.P. Hudec, PhD, Professor Emeritus, University of Windsor
Home | Aggregate Types | Physical and Chemical Properties | Durability | Tests & Specifications | Research | Statistical Evaluation of Aggregates | Useful Links | Technical Advice | Contact Information Copyright by Peter P. Hudec. May be excerpted for educational use. For all other uses contact the author. [P.P. Hudec Email]. Last updated: 07/14/07.