Patching - Technical Data

  • Lay out and mark all areas of repair.
  • Excavate areas to be repaired to a depth of 6”. Dispose of all debris offsite.
  • Square surface of repair and cut walls of repair to produce vertical edges.
  • Roll existing subgrade materials to achieve maximum density.
  • Mechanically apply liquid asphalt tack coat to all vertical edges of repair.
  • Install 6” of hot mix asphalt base course material.
  • Roll asphalt base course to achieve a true and firm finish matching existing grade.



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