Understanding the differences between structural fill dirt and topsoil is crucial for anyone involved in construction and landscaping projects. The success of these projects often depends on selecting ...

Add Yahoo as a preferred source to see more of our stories on Google. Large piles of fill gravel and fill sand sitting outside - cortex-film/Shutterstock Backfilling ...

What Is It Made Of? Unlike other soil types for construction, structural fill is carefully selected and processed to ensure it meets stringent engineering standards. It is composed mostly of inorganic ...