IMI - Irving Materials, Inc- Vibro (aggregate) piers® | Keller North America
and driveway bases.Construction: Coarsely Crushed Stone Layer . The base aggregate will be coarser to help make a solid foundation for the pad. Commonly the aggregate that is used to create the base is #53 or #57 stone then screening it to sizes appropriate for the intended use. Production of crushed stone has three stages: Primary crushing to break down the stone to a manageable size; secondary and tertiary crushing to render the rocks into sizes specific to their applications; and screening to separate the …Stone dust fines with up to ¼" crushed stone that can be used for walkways,
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