Tying Up Loose Ends
Sorting out an "Oops!" by U.S. Army Corps of Engineers Surveyors dating back to 1941 and tying up other "loose ends" in the desert.
Tying Up Loose Ends
Joshua Tree SMASH
Coronado SMASH
San Diego Coastal SMASH
Pala SMASH!
GPS on Bench Marks - June 2021
Point Loma Mini-SMASH
Sea Level to Soledad SMASH!
GPS on Bench Marks - May 2021
April 2021 'Drive-By' Survey Marks
GPS on Bench Marks - April 2021
March 2021 'Drive-By' Survey Marks