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Ortho Benefits


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Benefits of Base Mapping: Virginia Base Mapping Program

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Ortho Benefits

  1. 1. Benefits of Base Mapping: Virginia Base Mapping Program Dan Widner, GIS Coordinator VITA John Copple, CEO The Sanborn Map Company, Inc. NSGIC Conference October 2009
  2. 2. Agenda <ul><li>Virginia Base Map Overview </li></ul><ul><li>Base Map Program “Upgrades” </li></ul><ul><li>Imagery Delivery Methods </li></ul><ul><li>Applications of the base map imagery </li></ul><ul><li>Success stories </li></ul><ul><li>Questions </li></ul>
  3. 3. Virginia Base Map Overview <ul><li>2002-complete statewide high resolution (2 foot, 1 foot, or 6 inch) imagery coverage </li></ul><ul><li>2006/2007-first update completed at a higher base resolution (1 foot with 6 inch upgrades) </li></ul><ul><ul><li>Contours and Structure Outline upgrades were also offered </li></ul></ul>
  4. 4. Virginia Base Map Overview <ul><li>2009 – 2012 Update in progress </li></ul><ul><ul><li>1 Foot Base Resolution Statewide </li></ul></ul><ul><ul><ul><li>Includes Infrared Band </li></ul></ul></ul><ul><ul><ul><li>6” and 3” Resolution Upgrades Available </li></ul></ul></ul><ul><ul><li>Multiple Additional Upgrade Options Available </li></ul></ul><ul><ul><ul><li>Contours </li></ul></ul></ul><ul><ul><ul><li>Planimetrics </li></ul></ul></ul><ul><ul><ul><li>True Ortho </li></ul></ul></ul><ul><ul><ul><li>Off Year Flights </li></ul></ul></ul><ul><ul><ul><li>LiDAR </li></ul></ul></ul> <ul><ul><ul><li>3D Buildings </li></ul></ul></ul><ul><ul><ul><li>Land Cover Mapping </li></ul></ul></ul><ul><ul><ul><li>Rapid Response Services </li></ul></ul></ul>
  5. 5. 2009/2011 Flight Areas
  6. 6. 2009 Orthophoto - 1 Foot Brunswick County Natural Color
  7. 7. 2009 Orthophoto - 1 Foot Brunswick County Color Infrared
  8. 8. 2009 Orthophoto - 6 Inch City of Portsmouth Natural Color
  9. 9. 2009 Orthophoto - 6 Inch City of Portsmouth Color Infrared
  10. 10. 2009 Orthophoto - 3 Inch City of Fredericksburg Natural Color
  11. 11. 2009 Orthophoto - 3 Inch City of Fredericksburg Color Infrared
  12. 12. 2009 Orthophoto - 3 Inch Saint Mary’s Catholic School Alexandria
  13. 13. Base Map: Additional Upgrades <ul><li>4 Foot Contours </li></ul><ul><ul><li>Halifax County </li></ul></ul><ul><li>2 Foot Contours </li></ul><ul><ul><li>Blacksburg </li></ul></ul><ul><ul><li>Charlottesville </li></ul></ul><ul><ul><li>Fredericksburg </li></ul></ul><ul><ul><li>Hopewell </li></ul></ul><ul><li>Impervious Surface </li></ul><ul><ul><li>James City County </li></ul></ul> <ul><li>Planimetrics </li></ul><ul><ul><li>VCU </li></ul></ul><ul><ul><li>Blacksburg </li></ul></ul><ul><li>3D Buildings </li></ul><ul><ul><li>VCU </li></ul></ul>
  14. 14. VGIN Internet Map Services <ul><li>Map Services currently available include: </li></ul><ul><ul><li>Imagery </li></ul></ul><ul><ul><ul><li>2002 </li></ul></ul></ul><ul><ul><ul><li>2006/2007 </li></ul></ul></ul><ul><ul><ul><li>NAIP (True Color and CIR) </li></ul></ul></ul><ul><ul><ul><li>2009 Preliminary (True Color and CIR) </li></ul></ul></ul><ul><ul><li>Geocoding </li></ul></ul><ul><ul><ul><li>Based on RCL, Navteq, and ESRI data </li></ul></ul></ul><ul><li>Users are required to subscribe and pay appropriate fee (if necessary) </li></ul>
  15. 15. Sanborn Online <ul><li>New delivery mechanism being provided by Sanborn </li></ul><ul><li>Allows users to choose and order most recent VBMP imagery </li></ul><ul><ul><li>State and Local Government (Cost of Reproduction/Shipping) </li></ul></ul><ul><ul><li>Commercial (Full Cost Based on Current Rates) </li></ul></ul><ul><li>Functionality </li></ul><ul><ul><li>Format, projection, delivery media, etc. </li></ul></ul>
  16. 16. Sanborn Online
  17. 17. Applications of Base Map Imagery <ul><li>Decreased emergency response time to 911 calls throughout the Commonwealth </li></ul><ul><ul><li>Imagery loads into the PSAP system to assist dispatchers in an emergency </li></ul></ul><ul><li>Established a level playing field for all local governments to experience GIS </li></ul><ul><li>Supports economic development </li></ul>
  18. 18. Applications of Base Map Imagery <ul><li>Facilitates GIS data creation and editing </li></ul><ul><ul><li>VGIN road centerline editing project </li></ul></ul><ul><ul><li>VGIN merges VDOT data and local government data sets to create a single, up-to-date road centerline data layer for entire Commonwealth </li></ul></ul><ul><li>Contour development </li></ul><ul><li>Parcel editing </li></ul><ul><li>Land classification mapping </li></ul><ul><li>Tax assessment </li></ul>
  19. 19. Success Stories: Blacksburg <ul><li>Problem: Increase emergency responsiveness </li></ul><ul><li>Solution: Accurate high-resolution orthos </li></ul><ul><li>“ Orthos provide HUGE benefits with man hunts, evidence mapping, & court room presentations.” </li></ul><ul><li>-Katherine Smith, GIS Coordinator </li></ul><ul><li>Data products utilized: </li></ul><ul><li>-6 inch orthoimagery as base map </li></ul>
  20. 20. Success Stories: Blacksburg <ul><li>Problem: Accuracy issues with existing planimetric data </li></ul><ul><li>Solution: Purchase updated planimetrics </li></ul><ul><li>“ Primary purpose of planimetric </li></ul><ul><li>update is to improve our </li></ul><ul><li>data integrity to support analysis.” </li></ul><ul><li>-Katherine Smith, GIS Coordinator </li></ul><ul><li>Data products utilized: </li></ul><ul><li>-Update planimetric features using 6-in GSD </li></ul>
  21. 21. Success Stories: Blacksburg <ul><li>Problems: </li></ul><ul><li>Where do we stage the rescue squad in our region? </li></ul><ul><li>Where do we expand the transportation system in our region? </li></ul><ul><li>Solution: Conduct site and transportation analysis </li></ul><ul><li>Data products utilized: </li></ul><ul><li>-Updated planimetric features </li></ul><ul><li>-6-inch orthoimagery </li></ul><ul><li>-2-ft. contours </li></ul><ul><li>-comprehensive coded feature database </li></ul>
  22. 22. Success Stories: Blacksburg Country Club <ul><li>Problem: How do we manage our golf course grounds and monitor maintenance? </li></ul><ul><li>Solution: Use high resolution imagery inside a high-tech management system known as CourseVision. </li></ul><ul><li>Data products utilized: </li></ul><ul><li>-6 inch orthoimagery </li></ul>
  23. 23. Success Stories: Prince William <ul><li>Goal: Set up Storm Water Utility </li></ul><ul><li>Problem: How much water run-off occurs within the county? </li></ul><ul><li>Solution: Calculate impervious surfaces within county boundaries </li></ul><ul><li>Utilized: </li></ul><ul><li>-base map imagery </li></ul><ul><li>-existing parcel database </li></ul><ul><li>-premium impervious mapping services </li></ul>
  24. 24. Success Stories: Prince William Enhanced Land Cover
  25. 25. Success Stories: Prince William Premium Impervious
  26. 26. Questions ?