How to Find Corner Pins: Difference between revisions

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*'''Coordinates trump vector measurements''' [https://www.xyht.com/professional-surveyor-archives/rules-of-the-game-coordinates-as-boundary-evidence/#:~:text=Coordinates%20may%20be%20the%20best,the%20corner%20monuments%20are%20lost.]
*Use a metal detector [https://www.youtube.com/watch?v=HCC-NZj4yLo&t=33s]
*Use a metal detector [https://www.youtube.com/watch?v=HCC-NZj4yLo&t=33s]
*Metal detector, GPS, compass [https://www.youtube.com/watch?v=aAieimvwyQs]
*Metal detector, GPS, compass [https://www.youtube.com/watch?v=aAieimvwyQs]. But - they may be removed in which a surveyor will likely need to mark it.
*Why does a survey cost so much? [https://www.youtube.com/watch?v=dsKVH2OIBzg]
*Resolution of satellites is 28 cm in the USA. Google maps resolution appears to be higher because it is aerial photos. [https://www.quora.com/What-is-the-highest-resolution-satellite-image-Earth-viewer-like-Google-Earth-for-free-or-paid-available-to-the-public]. Google Earth is 15m to 15 cm resolution [https://en.wikipedia.org/wiki/Google_Earth#:~:text=Imagery%20is%20hosted%20on%20Google's,of%20resolution%20to%2015%20centimeters.]
*GPS is 6 foot accuracy [https://www.gps.gov/systems/gps/performance/accuracy/#:~:text=The%20government%20provides%20the%20GPS,interval%2C%20with%2095%25%20probability.]
 
[[Category: Cartography, GIS, Maps, and Surveying]]

Latest revision as of 00:24, 29 October 2022

  • Coordinates trump vector measurements [1]
  • Use a metal detector [2]
  • Metal detector, GPS, compass [3]. But - they may be removed in which a surveyor will likely need to mark it.
  • Why does a survey cost so much? [4]
  • Resolution of satellites is 28 cm in the USA. Google maps resolution appears to be higher because it is aerial photos. [5]. Google Earth is 15m to 15 cm resolution [6]
  • GPS is 6 foot accuracy [7]