Backfill concrete | Article about backfill concrete by The Free Dictionary
A non-structural concrete used to prepare a surface to receive structural concrete, to fill excavated pockets in rocks, or to correct over-excavation.
References in periodicals archive
The backfill concrete
density was continuously monitored.
Under the new contract, the major work involves construction of a multi-level reinforced tower containing in excess of 90,000 cubic yards of structural and mass backfill concrete