Archive for: surveying

Meeting Place: April 19th, 2012 at 10am Location: Palm Beach County Vista Center Presenter: Bryan Merritt, LS/PSM, Leed Green Associate, Principal Associate – Erdman Anthony Summary: Do you wonder how accurate (or inaccurate) survey grade data really is? Should you be comfortable with GPS vertical results you’re getting? Are you aware of the all the [...]

“GPS Threatened With Widespread Interference”, from an email received from State Dept of Emergency Management GIS Manager, Richard Butgereit