<p><p><strong>References:<br></strong><em>Blankenagel and Guthrie (2006)</em></p><p><strong>Method Summary</strong></p><p>California Bearing Ratio (CBR), Unconfined Compressive Strength (UCS), and stiffness tests are performed to assess the structural properties of compacted RCM.</p><p><strong>Accuracy and Precision</strong></p><p>These tests are widely accepted in geotechnical engineering and similar values were reported by other researchers.</p><p><strong>Adequacy of Coverage</strong></p><p>The QC/QA method can be implemented to provide an adequate assessment of the entire quantity of improved material using a reasonable number of tests.</p><p><strong>Implementation Requirements </strong></p><p>Implementation requirements (cost, personnel, training, equipment, and time) for the QC/QA method are not excessive.</p><p><strong>General Comments</strong></p><p>UCS values demonstrated a veritable self-cementing effect intrinsic to both materials. The average increase in strength over the 7-day testing period was 180 and 190% for the demolition and haul-back materials, respectively.</p></p>