Limestone

3/8″ top size and smaller. Most commonly used for concrete block, masonry, and pipe bedding, this material will not compact, and will drain slowly.

1.5″ top size and many fines. 2A Limestone has great compaction and is used as a road base as well as under slabs. Primarily a clean material, it will not drain.

1.5″ top size. This clean material is often used for backfill for retaining walls, as well as for subbase and driveway stone. 2B Limestone will not compact.