January 2018 Blog Posts (10)

UNCERTAINTY ON SURFACE/VOLUME CALCULATIONS

When I started my career, I have been attracted by one (of many) question : how accurate is the surface/volume calculations knowing the uncertainties of the points that define these geometrical figures. I really wanted to know in term of standard deviation what would be the "end results".

The solution was to propagate the variances (standard deviation squared) into the functional model (the…

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Submitted by Joel van Cranenbroeck on January 29, 2018 at 9:38am — 2 Comments

SOFTWARE FREE BUBBLE GNSS ROVER RTK

Good news for all of you who are using a GNSS RTK without the fancy tilt meter and IMU onboard ! 

You can turn your today GNSS receiver to do the "free bubble style" by mixing up 2 technologies that popped up last year.

The first one is about software receiver as we learnt we can feed the digital signal…

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Submitted by Joel van Cranenbroeck on January 27, 2018 at 11:38am — Comment On This...

THE DEAD END OF THE TRAVERSE METHOD

One of the typical survey method for determining station's points and survey details has been the traverse method. There have been considerable discussions on the way to "adjust" angles and distances and lot of rules of thumb while rigorous Least Squares Adjustment softwares are available anywhere.

I would say "too much" talks and controversial exchanges for a method that is simply not appropriated anymore considering modern instruments. Long traverses (geodetic) have been…

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Submitted by Joel van Cranenbroeck on January 27, 2018 at 11:29am — Comment On This...

Amazing Survey Markers Around the World

With Survey Earth in a Day just around the corner again, knowing where your local markers are will come in handy when deciding where to submit a point from. Aside from our growing collection of Survey Marker Photos (photos tagged 'marker' inside the community), occasionally we will share marker photos on our Facebook Page which…

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Submitted by ⚡Survenator⌁ on January 25, 2018 at 6:30pm — 1 Comment

MODERN DATA COLLECTION-PLOT YOUR DISTOMETER MEASUREMENTS WHILE MEASURING IN AUTOCAD

Plotting while measuring saves time and make the drawing accurate with no ambiguities. Creating accurate drawings is painless with a Bluetooth enabled DISTO device. If you paired the Distometer with AutoCAD mobile app, the Plotting can be done simultaneously.

First turn on Bluetooth in both devices and pair them. See the image below.…

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Submitted by GPS LAND SURVEYING on January 25, 2018 at 5:47am — 1 Comment

NeoRTK GNSS Receiver for Surveyors

You may already be familiar with NeoRTK. However, if you are new to this name, NeoRTK GNSS Receiver is an all-in-one solution for survey. Working together with smart controllers, iHand20 or T17M, NeoRTK is ideal for application such as static data collection, CORS support, construction survey, staking-out, utilities, transportations and municipal facilities, etc. Download the brochure to get more details,…

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Submitted by Tersus RTK Engineer on January 17, 2018 at 10:01pm — Comment On This...

Typical Surveyor's Report

Here is a typical Surveyor's Report attached to many of the jobs that I do. This particular Land Survey was extremely complex and difficult but I thought you might get a kick out of seeing how this is done. The names and other information have been altered to protect the…

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Submitted by Deward Karl Bowles on January 14, 2018 at 4:15pm — 1 Comment

New Vendor Group Hub for Posting Special Surveyor Promotions

A New Vendor Group Hub for Posting Deals, Special Promotions and Discounts has been added just for you!  Share Your Specials and We'll Share Your Post!…

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Submitted by ⚡Survenator⌁ on January 13, 2018 at 1:57pm — Comment On This...

New Year, New Survey Equipment Rental Special!

Check out this NEW YEAR RENTAL SPECIAL

 

Rent a Network Rover System



Including a Data Collector and Wifi Hotspot 



for…

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Submitted by ⚡Survenator⌁ on January 12, 2018 at 5:00pm — Comment On This...

Incredibly Interesting Out-Of-Print Books for Geodetic Surveyors

I stumbled upon a few interesting books that you may find as interesting as I have. These books will be particularly interesting to geodetic surveyors  and those surveyors across the planet who annually participate in Survey Earth in a Day.  Flat- Earthers may find them to challenge their theories.

A history of the determination of the figure of the earth from arc measurements…

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Submitted by ⚡Survenator⌁ on January 9, 2018 at 8:00pm — Comment On This...

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