Retracement Inc.

I spent the last couple of days testing some static GPS occupations that were tied together with terrestrial measurements (direction sets for horizontal, precise trig leveling for vertical). The point of it all was to compare results from OPUS-RS with results from static post-processing base station data from our own Washington State Reference Network. I [...]

Here you will find various musings about survey field data collection — total station work, GPS work, digging up evidence, looking for bearing trees, etc.