Land Surveyor Community Forum

Airborne Electromagnetic (AEM) Remote Sensing

Airborne Electromagnetic (AEM) Remote Sensing – is a kind of remote sensing method to collect extensive volumes of data from aircraft. Primary purpose is to execute geophysical mapping in fast & cost-effective way which can cover large geographical a

TopSURV 7 Language issue

Hey All,

I recently picked up a used FC-100 data collector to go with a Hiper GA kit I have here - But am having some issues getting started with TopSURV. I've used this field software VERY briefly in the past, since I'm typically a Trimble user, and

Quiz for Surveyors New to the Field

Rob Migliore‎ shared this with us.... let's see how well you do...

I sometimes give an easy quiz to potential field and CAD people during their interview, just to get an understanding of their experience.
I wonder how many of you can answer these ques

Mean Sea Level (MSL)

Hello All,

I have a project in Alabama that is located on the south end, not very close to the coast, but close to a river connected to the coast.  I have never used MSL, but I am working with an engineer that has a need to use MSL.  As a designer, I

Masters Degrees in GIS on line - Need Suggestions

Hi fellow measurement professionals i want master in Gis online please any low cost university .i am from Pakistan  

GPS vertical results varying too much

I've got an old Trimble GPS setup - a classic Zephyr Geodetic, Trimark III, 5700 base with a 5800 rover.  I'm pretty much just using it for grading and building/utility location as we slowly build out our campus master plan.  Lately I've been sprayin

VERTICAL DATUM VS MSL

Hello,

I am a Civil Engineer with limited survey knowledge and have been reviewing geodetic concepts and the subject of vertical datum.  In the civil engineering profession, many times a day I see reference to MSL but know the surveyor has indicated N

GRS80-ORIGIN

 Hello,

I am a Civil Engineer with limited survey knowledge and have been reviewing geodetic concepts and the ellipsoid datums.  I came across confusion regarding the origin of GRS80 thinking it was earth centered, earth fixed.  But several articles l

NAD ADJUSTMENTS

Hello,

I am a civil engineer with limited site survey experience.  I have been reviewing the various NAD adjustments such as NAD83(2011), NAD83(HARN), etc. and have a question.  I understand the differences between these adjustments does not constitut

elements of a projection

Hi all

just wondering if anyone can define

"Grid Scale Constant" as an element of projection

"Scale Coefficient" as an element of projection

any help would be great

cheers

Mat

Certification of Geo-Information Practitioners

Hie,
my name is Soviet a Land Surveyor from Zimbabwe.

I am currently writing an article on the Certification of Geo-Information Practitioners in Zimbabwe,
I would like your help on the classes of practitioners, and how they are certified in your res

equidistant??

Can anyone tell me what equidistant means as a map projection, and what features it represents?

Why equidistant is required as a map projection classification?

Cheers

Mat