Practice question

When compacting hot mix asphalt patch material, what is the maximum recommended un-compacted lift thickness for a hand plate compactor?

  1. Maximum 1 inch un-compacted lift.
  2. Maximum 2 inches un-compacted lift.
  3. Maximum 6 inches un-compacted lift.
  4. Maximum 12 inches un-compacted lift.

Answer: B — Maximum 2 inches un-compacted lift.

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