TABLE 5.7 SELECTION OF FULL DEPTH RECLAMATION (FDR) PAVEMENT DISTRESS FDR Surface Defects Raveling Flushing Low skid resistance Deformation Corrugations Ruts-shallow Rutting Deep1 X2,3 Cracking (Load Associated) Alligator X Longitudinal Wheel Path X Pavement Edge X Slippage Cracking (Non-Load Associated) Block (Shrinkage) X Longitudinal Transverse (Thermal) X Reflection X Maintenance Patching Spray X4 Skin X4 Pothole X Deep Hot Mix Weak Base or Subgrade X Ride Quality/Roughness General Unevenness Depressions (Settlement) X5 High Spots (Heaving) X6 1Rutting originating from the lower portion of the pavement (below surface course and including base and subgrade). 2The addition of new aggregate may be required for unstable 3The chemical stabilization of the subgrade may be required if the soil is soft, or wet. 4In some instances, spray and skin patches may be removed by cold planing prior to these treatments (considered if very asphalt rich, bleeding). 5Used if depressions are due to a poor subgrade condition. if high spots caused by frost heave or swelling of an expansive subgrade soil exist.
TABLE 5.7 SELECTION OF FULL DEPTH RECLAMATION (FDR) PAVEMENT DISTRESS FDR Surface Defects Raveling Flushing Low skid resistance Deformation Corrugations Ruts-shallow Rutting Deep1 X2,3 Cracking (Load Associated) Alligator Longitudinal Wheel Path Pavement Edge Slippage X X X Cracking (Non-Load Associated) Block (Shrinkage) Longitudinal Transverse (Thermal) Reflection X X X Maintenance Patching Spray Skin Pothole Deep Hot Mix X4 X4 X Weak Base or Subgrade X Ride Quality/Roughness General Unevenness Depressions (Settlement) High Spots (Heaving) X5 X6 1Rutting originating from the lower portion of the pavement (below surface course and including base and subgrade). 2The addition of new aggregate may be required for unstable 3The chemical stabilization of the subgrade may be required if the soil is soft, or wet. 4In some instances, spray and skin patches may be removed by cold planing prior to these treatments (considered if very asphalt rich, bleeding). 5Used if depressions are due to a poor subgrade condition. if high spots caused by frost heave or swelling of an expansive subgrade soil exist.
S-15-036(09)_11_CHAPTER_5_C.docx