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0
votes
1answer
36 views

What do the columns in this GIS file mean? Are they distances to 3 reference points?

I was handed this file and expected to know what to do with it. Does it possibly mean that point 1 is ~6539 ft from some marker and ~11370 from another marker? Are these types of file usually in ...
0
votes
0answers
15 views

Interpolation of 3D surveys for Radius of Curvature between end points

I am looking for a spreadsheet to interpolate between the end points on a 3D radius of curvature arc and calculate the inclination and azimuth between the two end points. For instance if we have an ...
2
votes
1answer
15 views

How to Decipher an SDR File

I want to create a custom import routine that can read/import an sdr file. The sdr files will contain information the surveyor has picked up when completing an as-built. The data will likely contain ...
0
votes
0answers
19 views

Create survey for Collector for ArcGIS

I want to create survey for a group of users who will be using Collector for ArcGIS to collect data on the field. The forms and type of data has already been created, I need the opinions from them ...
0
votes
0answers
53 views

Directional Drilling Survey - Convert end point to LAT/LON

I have a drilling directional survey which looks something like this: MD Incl/Dip Az TVD 0.00 0.00 0.00 142.00 0.09 337.95 142.00 325.00 0.09 202.22 325.00 510.00 1.14 ...
1
vote
2answers
82 views

How to Convert Property Survey Monument Marker Coordinates to State Plane?

I have a set of Connecticut monument locations (a monumented property survey using monuments designated CGS Mon. No. 1577-1580). Their coordinates appear to me to be in meters (244536.84 N, 386409.67 ...
1
vote
2answers
138 views

How to Generate Points on Corner of Polygon Only

I have a polygon layer made up of grid cells, illustrating a survey system: I'm trying to create a point on each corner of the polygon. I've used a geoprocessing tool called "Feature Vertices to ...
2
votes
0answers
129 views

Computing Shannon-Weiner biodiversity index using QGis

I wonder if anybody has some experience in calculating biodiversity index (such as Shannon-Weiner) using QGis. I am also interested for similar experiences using R scripts within QGis. The analysis ...
2
votes
0answers
157 views

Import vtk file in grass gis

last summer I made the relief of a cave, and at this time I returned with Therion software. This survey is in 3d and I can save it in the formats .Lox, .3d, vtk. I would like to import it in grass or ...
1
vote
1answer
345 views

How to generate random points with minimum distances between points in multiple polygons

I am looking to create random points for a random stratified survey. There are three different categories being surveyed; for each, I have a single shapefile, each containing a number of polygons. I ...
0
votes
0answers
120 views

Web map survey/questionnaire

I have implemented a new web map application in my organization and I want to do a survey/questionnaire for the web map users (both internal and external users) to collect information about what they ...
2
votes
3answers
202 views

Snap! vs. Fulcrum for GIS data collection offline?

I am evaluating field data collection form-making apps and looking at Snap! or Fulcrum, or something else you know about that I don't! The key features it needs to have are: Map-based: I need to ...
2
votes
2answers
159 views

Multiple font markers in shapefiles in QGIS?

I'm making a UK phase 1 vegetation survey map and require to show the dominant plant species in a given polygon. In phase 1 these are shown as 2- or 3-letter codes e g Ri, Cys. These codes need to ...
0
votes
1answer
97 views

Can I tie-in a data collection form with an online map service to crowdsource values for map features?

Apologies if this has been covered before. I've done some research but unfortunately my Google Fu has failed me. I want to be able to collect some simple numeric data from multiple people over the ...
1
vote
0answers
37 views

Surveying software with geocoding abilities

My company is a market research firm looking for an integrated surveying software that has the potential to geocode on-the-fly via tablet device. Requirements: -Ability to collect rider ...
1
vote
2answers
148 views

GIS Survey Line Plans

Has anyone ever heard of any tools in either Arcmap, QGIS, Mapwindow GIS etc, that could create a line plan (Survey Lines) across a polygon (Survey Area)? A form of input such as distance between ...
2
votes
2answers
662 views

How can I get Sokkia total station .RAW file data into ArcGIS

I have a .raw file from a Sokkia total station. I want to view the data in ArcGIS and create contours from this data. Can anyone help? The survey analyst extension is longer supported in ArcGIS ...
6
votes
2answers
204 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
727 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
512 views

How to make survey lines within 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
344 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
127 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
731 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
255 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
300 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 ...