n IMIESA - Low-cost machines for standard applications : Australian gyratory compactors : road

Volume 37, Issue 4
  • ISSN : 0257-1978



It was recognised that to be widely accepted, a low-cost, portable unit was desirable and the first Australian gyratory compactor, the Gyropac, was produced in that year to meet these requirements. Following a period of investigation and development, Australian Standard AS1289.2.2 for preparing asphalt specimens by gyratory compaction was published in 1995, and a number of state road authorities have now replaced the Marshall compaction method in their standard asphalt specification documents.

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