Cold Planing & Micro Milling

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Pre-Construction Testing

Add Evaluation of Existing Pavement Structure If pavement distress suggest weak subgrade check strength of pavement layers with Falling Weight Deflectometer (FWD) or Dynamic Cone Penetrometer (DCP) Recommended
Ground Penetrating Radar Verify thickness consistency of existing asphalt and granular layers Optional
Pavement Sampling Verify thickness of asphalt layers and presence of paving fabric Required
Measure existing slope/cross fall Ensure CP can be performed per contract requirements Recommended

Construction Testing

Ambient Temperature     Any Owner Agency approved method Recommended
Depth of Milling Depth probe measurement Required
Cross-Slope 6 foot (1.8 m) Smart level Required
Width of Milling Tape measurement Required 
Milled Surface Texture Sand Patch Test CP101 or CP102 Required
Surface Tolerance 10 ft. (3 m) Straight edge Recommended

You can mill to a required depth or cross-slope but not both.

Post-Construction Testing

What is being tested?     Name and/or descript of test     Required, Recommended, or Optional    
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