Field Surveys

The Field Survey Section performs this array of surveying tasks utilizing some of the most efficient, technologically advanced equipment available. Robotic Total Stations, High Definition Surveying (HDS) and Global Positioning Satellites (GPS) receiver units are used in conjunction with data collection and construction staking software which enable timely, accurate and cost effective delivery of survey information.


  • Alignment Analysis
  • Boundary Analysis
  • Cadastral Surveys
  • Claims Investigation
  • Construction Surveys
  • Consultant Monitoring
  • Control Surveys
  • Deformation Surveys
  • GPS Surveys
  • High Definition Surveys
  • Hydrographic Surveys
  • Legal Descriptions
  • Mapping, Exhibits and Reports
  • Pavement Management/Corner Records
  • Photogrammetric Control Surveys
  • Topographic Surveys
  • Volume/Quantity Calculations

Survey data collected in the field is processed by the Boundary Analysis and Computer Processing Units of the Survey Field Section. Maps and reports, both paper and digital are prepared for use in OC Public Works design and construction projects, flood control studies, deformation monitoring studies, cadastral and/or control adjustments, and many other evidentiary purposes.

This information is compiled into record information filed in the County G.I.S./L.I.S. for use by the general public and the surveying/engineering community.

Go to Downloadable Documents to find copies of the Construction Staking Guide and Field Survey Note Guide.

Field Survey Section F.A.Q. (Frequently Asked Questions)

The following questions are Frequently Asked Questions. If you have questions that are not covered in this list provided, please feel free to contact us. Please take the time to provide us your information and the questions that you may have clearly.