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Improving Your Survey Control - Least Squares Adjustment with Starnet 

The 3rd Dimension
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In this video I look at processing total station observations with different methods of adjustments.
00:00 - Intro
01:21 - Looking at different data sets
02:49 - QC methodology
06:09 - The unadjusted traverse
08:44 - Compass, Transit & Crandall Rule adjustments
09:45 - Least Squares Adjustment without common ties
10:56 - Least Squares Adjustment with common ties
13:28 - Final thoughts

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15 июл 2024

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Комментарии : 11   
@lztoniolo
@lztoniolo 3 месяца назад
Dam! I need a DUMB video to understand how to do the things properly, in the field and in the office. I've just relized I know NOTHING. That's hurting a lot. Thanks for this awesome video.
@aleksandrkasimov2195
@aleksandrkasimov2195 4 месяца назад
After this video, it is my favorite channel. Thank you for doing such content.
@landskaparen324
@landskaparen324 8 месяцев назад
Awesome! The conclusion in the end is spot on. Please show how to adjust networks!
@The3rdDimensionSurveying
@The3rdDimensionSurveying 8 месяцев назад
Absolutely, it will be a topic in upcoming videos!!
@jameshunter1407
@jameshunter1407 5 месяцев назад
Looking forward to more videos on control. I’m blown away that the control I receive most of the time as a contractor is set using gnss only. We are building large concrete structures and even high rise buildings and this is the first I have heard mention of a least squares adjustment like this. In the past, guys have measured traverses through provided control to tighten it up but this seems like a much better way to ensure reliable setups through the course of the job. I went to a site today that has lost all of its original ground control and they are on level 6 of 17. It’s a disaster as all of the control they are using now has been set with crappy resections.
@The3rdDimensionSurveying
@The3rdDimensionSurveying 5 месяцев назад
I wish I could say that kind of situation you’re having to deal with is rare but I’m sure in your own experience you know it isn’t. Control networks being set up without a least squares adjustment is never a good idea.
@jarredsimpkins2069
@jarredsimpkins2069 8 месяцев назад
great video :)
@rofldebofl1
@rofldebofl1 6 месяцев назад
Your channel is a super find! Would you be able to share the dataset, in order to use this as an exercise?
@The3rdDimensionSurveying
@The3rdDimensionSurveying 6 месяцев назад
Yea I can do that. Send me a message on LinkedIn (Shea Gleadle) and I'll forward it to you.
@joshuawhite8256
@joshuawhite8256 8 месяцев назад
I just like the name Crandall lol
@The3rdDimensionSurveying
@The3rdDimensionSurveying 8 месяцев назад
Haha, named after Charles Lee Crandall who developed his method of adjustment in 1901.
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