<p><p><strong>References:<br></strong><em>SHRP 2 Phase I Technology Assessment (2008)</em></p><p><strong>Method Summary</strong></p><p>Surveying can be used to measure settlement across the site as it occurs during vacuum preloading. Should a surcharge load be used, plan and elevation surveys can be used to aid in controlling the rate of loading and load removal.</p><p><strong>Accuracy and Precision</strong></p><p>Surveying is a highly accurate and precise procedure.</p><p><strong>Adequacy of Coverage</strong></p><p>Surveying can cover a large area in a short amount of time.</p><p><strong>Implementation Requirements </strong></p><p>While specialized equipment is necessary, only minimal experience is required. Surveying is a well-known and commonly used procedure</p><p><strong>Applicability to Method Approach Specifications</strong></p><p>Surveying is typically prescribed as part of method approach specifications.</p><p><strong>Applicability to Performance Approach Specifications</strong></p><p>Surveying can be prescribed as part of performance approach specifications.</p><p><strong>General Comments </strong></p><p>Laser scanning is a more recent technology available to facilitate the surveying process.</p></p>