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0
votes
0answers
25 views

Positional error of line features

Does anyone know how to model the error in the spatial location of a line? I think Survey Analyst extension in ArcGIS had a possibility to construct ellipse errors but it is not available any more. Is ...
6
votes
2answers
141 views

Survey Data to GIS database

This is a General Question on a possible workflow for Survey Data directly to ArcGIS In most GIS/Survey workflows there is a field collection team and backoffice GIS team. When the availability of ...
3
votes
1answer
253 views

Mapping points from total station data in Angle, Horizontal Distance, Vertical Distance

I am working on creating a contour map from total station topo points in ArcGIS 10. The points were collected using H angle, HD, VD instead of XYZ points. I need to create points from these ...
3
votes
1answer
236 views

How to make survey lines within a polygon?

I am trying to figure out how to make survey lines within a polygon. So first I make a polygon. Now I need to fill this polygon with lines, where I can choose the spacing between the lines, and the ...
4
votes
1answer
159 views

Interactive maps for a survey - Are there any tools yet?

i am working on a draft for an online-based survey. I would like to enable the participants of the survey to draw polygons, lines and points (several) on a basemap (e.g. google maps) and (extra ...
1
vote
1answer
104 views

How to organise species inventory data by survey plot? Mapinfo

I am undertaking a flora species inventory at each of approximately 40 plots. The location of each plot will be recorded with GPS and mapped in a GIS layer. I would like to include the full species ...
3
votes
2answers
2k views

How to show “First Vertical Derivative of the Magnetic Field” survey data on a map?

I will be given a magnetic survey raster and I am being asked to display this on a map as a "First Vertical Derivative of the Magnetic Field". I've done this before with a different older dataset but ...
2
votes
4answers
536 views

Seismic shot points in 9.3.1

I am trying to figure out how to put in seismic shot points using ArcMap 9.3 I don't have 10.0 yet, but a project is coming up where I have to add shot points. My PM is asking if I can add to the ...
8
votes
1answer
241 views

Large survey on unconnected underground networks

We (read I) are currently surveying all the stormwater pits and pipes in our shire, and have run into a few issue with handling unknown network connections. The problem is that a lot of our network ...
7
votes
3answers
263 views

Establishing survey marks

We are currently getting some new survey marks established in the main town of our shire, we have been told that there are different orders based on accuracy: 1st, 2nd and 3rd both for horizontal and ...