James Ranke
  • Denver Colorado
  • United States
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James Ranke replied to Mohammad Salem's discussion Survey Data Miss match
"Need to check your glass it sounds like a prism offset setting is not properly set in the EDM. Do a peg test: Setup 3 Tripods with Tribrachs in a straight line about 50 meters apart.   1 -  2  - 3 Set Instrument on 1 measure…"
Aug 12
James Ranke replied to Mohammad Salem's discussion Survey Data Miss match
"First check the culmination of the instruments and run the calibration routine. Check EDM ppm and prism offset settings. Check optical plumbs on all tribrachs Check level bubbles on instrument tribrachs and rods Run 3 tripod peg test on the…"
Aug 9
James Ranke replied to Massimo's discussion Leica TCRA+ 1101 with or without Powersearch
"First of all the only instruments I have bought or used for the last 45 years have been Wild / Leica instruments. The work better than any thing else. I still have some T2002 and T3000's that are more dependable than any of the new stuff. DO…"
Jan 10
James Ranke replied to Chris Wasemann's discussion Traverse between two know points?
"Just take a Sun Shot or a Polaris Shot for Azimuth."
Dec 1, 2017

Profile Information

I am here because I am a.
Energy Surveyor
Surveyor Bio:
See if any one had any interesting spreadsheets
Company
Matrix surveys Inc
Location for Member Map
Colorado USa
Licenses Certifications or Awards
MEII AP AI Aerial Surveys Geophysics
I have experience with the following
GPS, cadastral, topographic, topographic surveys, GIS, Survey Office, Software Development, Aerial, Seismic
How many years have you been surveying?
40 years
Most comfortable with the following types of instrumentation
Total Stations, GPS, Surveying Software, Robotics, GNSS, Old school surveying, theodolite, Lidar, Chain, compass, UAS/UAV Drone Technology

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