subbase

Definitions

Construction

  • A layer in a pavement system between the subgrade and base course or between the subgrade and the concrete pavement.
  • The bottom front strip or molding of a baseboard.

Real Estate

  • noun a deep layer of large stones that forms the lowest level of a roadbed or of the foundation of a building
  • noun the lowest section of any base or foundation, e.g. the bottom part of a pedestal
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