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scrass
@scrass
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Joined: Apr 10, 2023
Topics: 2 / Replies: 8
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RE: Removing Geoid for Machine control. (TRIMBLE)

@scrass You should get the xyz from the surveyor and metadata to allow you to calculate LLH. For instance if they are on state plane then they shou...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

@scrass I don't have any problems building it, the problems come with the calibration not being able to match an inclined plane to the Geoid. I purp...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

@leegreen That's good to hear. I can't understand why geoids were kept out of machine control equipment. In the early days of GPS that probably mad...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

Have you considered hiring the surveyor who set the control do the calibration in TBC for you? Then you can field verify it. If you don’t want to do ...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

I'm not any more familiar with machine control other than knowing it exists and is used. It does not seem correct for GPS machine control systems to b...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

If you're getting the DC file from the surveyor, and they have already run a calibration that you are merely transforming from one file type to anothe...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

Two things strike me as curious, if you are working on projects miles long in grading operations, why would the data not be scaled to ground as workin...

2 years ago
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RE: Removing Geoid for Machine control. (TRIMBLE)

I've been told by machine control operators that they have to calibrate just like Scrass says. However, that was some time ago, 2014 as I remember. ...

2 years ago
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