Prepare and maintain sketches, maps, reports, and legal descriptions of surveys in order to describe, certify, and assume liability for work performed. Verify the accuracy of survey data, including measurements and calculations conducted at survey sites. Record the results of surveys, including the shape, contour, location, elevation, and dimensions of land or land features. Prepare or supervise preparation of all data, charts, plots, maps, records, and documents related to surveys. Plan and conduct ground surveys designed to establish baselines, elevations, and other geodetic measurements. Analyzing data using to plans, maps, charts and computer applications such as CAD and GIS to match survey with drawings.