<p><p><strong>References:<br></strong><em>Burke (2007b)<br>Meyers et al. (2004)</em></p><p><strong>Method Summary</strong></p><p>The tops of columns can be exposed to verify the column geometry. Exposure of all test columns to the maximum safe depth possible is highly recommended. This method is not ordinarily applied to production columns.</p><p><strong>Accuracy and Precision</strong></p><p>This method is accurate and precise.</p><p><strong> </strong><strong>Adequacy of Coverage</strong></p><p>Typically, only test columns are exposed.</p><p><strong> </strong><strong>Implementation Requirements </strong></p><p>Depending on the depth to the tops of the columns, this method can require a lot of excavation and potentially dewatering and excavation support.</p><p><strong>General Comments</strong></p><p>Exposure of the tops of jet grouted columns can be done for every type of jet grouting operation.</p></p>