An extension to ArcGIS that allows for the creation, visualization, and analysis of three-dimensional data.

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134 views

In ArcMap, when using Add Surface Information, why are all avg_slope values positive?

I've got a polyline shapefile and a LIDAR elevation dataset. I've successfully used Add Surface Information (from 3D Analyst) to calculate the average slope (avg_slope) of each line segment. The ...
1
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1answer
104 views

Distance analysis of 3-D surface in ArcGIS using VB.NET

Using VB.NET I created a 3D polygon in ArcGIS to model a fault plane and now I want to find two different distances from a point on earth's surface. How to go about this? Can some one help with the ...
0
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1answer
111 views

ArcGIS 10.2 Viewshed not using Z Value?

I'm currently trying to produce a line-of-sight map of a tower with no results. Every time I run the viewshed tool, the program uses the base Z value of the DEM. I use the DEM Raster for the ...
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1answer
111 views

cut fill arcgis 10.1 doesn't works

hello i have a problem with arcgis 10.1 : i have tow TIN and i want to execute Cut Fill (3D Analyst) tool : Data : adding data to arc scene : tool : Result : Problem i did the same ...
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1answer
173 views

3D Analyst Line of Sight: what am I doing wrong?

As a relatively new user to GIS trying out 3D Analyst tools, I'm trying to run a Line of Sight which is not working the way I'd expect. Note I'm running the tool straight from the toolbox, no python ...
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1answer
65 views

How to enable 3D analyst in ArcGIS through VB.NET?

I tried to create a TIN and suddenly an error comes saying "3D analyst is not enabled". In ArcGIS it can be done through managing extensions. How to do it through vb.net ?
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1answer
43 views

How to create a TIN in arcGIS from 5 points using VB.NET

I am asking this question as I do not have any experience in VB.NET coding. I tried to follow ESRI help but I did not quite understand it. I have 5 points with X,Y and Z dimensions. How to add these 5 ...
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0answers
62 views

Arcscene export issue: only upper layer showing up

I have created a 3d visualization with ArcScene 10.1. I have 1 hillshade of a portion of an area, which take elevation ifno from DEM of the same area. Also, the DEM is coloured and overlayed onto the ...
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1answer
73 views

Wireframe display of terrain in ArcGlobe?

I have successfully imported a terrain dataset into ArcGlobe which provides elevation values to the globe surface. Is there an easy way I can now change the symbology/display of the terrain/globe ...
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1answer
39 views

What is a better idea for modelling a fault plane than as TIN? [duplicate]

I am working on a project which runs on ArcGIS platform using VB.NET. It is to model a sub-surface fault plane (currently a plane rectangular model with some dip) and then to find required distances ...
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0answers
66 views

Advice on how to present a cross section

So, I'll try to best explain what I want to do. I have a DEM of a volcano (only showing half the DEM in pictures below) and I have identified a lava flow that I would like to make a cross ...
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1answer
78 views

Fixing Hole in DEM?

I have what looks like a hole in my DEM! I don't think it is affecting my calculations, but either way, I would quite like to correct it. Does anybody have any idea how? Please see the attached ...
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0answers
145 views

Problem with Elevation Profile Graph

I have a problem when creating the elevation profile using 3d Analyst. I have a DEM and a polyline representing a a highway route consisting of several line segments that I have manually combined. I ...
0
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1answer
140 views

Problem with interpolating a vertical profile in 3D Analyst (ArcMap 10.1)

I have a problem when I want to create a vertical profile in 3D Analyst from a DEM file. I want to interpolate the data and show points from 20 to 20 meters, as I specified in the option panel (see ...
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1answer
197 views

Reprojecting a raster DEM from meters to feet using QGIS?

Is there a tool in QGIS that does the same as reprojecting a raster DEM from meters to feet as in ArcGIS's 3D Analyst > Raster Math > Times ?
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2answers
91 views

Generating multiple visibility bearings in ArcGIS as automated procedure?

As a relative newbie to GIS, I'm quite sure there will be a way to do this in GIS (probably most efficiently by writing a python script!) but (to me anyway) this is a fairly complex thing to do and I ...
2
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0answers
53 views

Spline interpolation - 3D analysis [closed]

From the help document, spline interpolation is supposed to produce a surface runnin through the exact input point. i have about 100 point and run spline interpolation. i also extract the interpolated ...
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2answers
129 views

Issue with vertex level editing in ArcScene

I have a 3D data set of some buildings in ESRI Shapefile MultiPatch format. The buildings appear in 3D in ArcScene (10.2.1 on Windows 8.1 64bit) and I am able to move, rotate and scale buildings. ...
2
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1answer
229 views

How to set up a 3D plane in ArcGIS?

I need to model a fault plane below the earth's surface and find distances from different points on the surface of the earth. I know the dimensions of the plane and its orientation but I can do that ...
0
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1answer
133 views

Is there a bug in the “Layer 3D to Feature Class” tool?

I am trying to convert an etruded polygon feature class to a 3D multipatch feature using the "Layer 3D to Feature Class" tool. The result is a flat multipatch rather than the expected 3D feature. I ...
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1answer
243 views

How to display Arcscene polygon extrusion edges?

When I extrude polygons in Arcscene 10.0, the polygon outlines are not displayed regardless of the symbol outline width/color. Thus the extruded edges are not shown. Here's a screenshot showing the ...
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1answer
479 views

2D/3D Area parameter differences in Surface Volume calculation dialog box?

In dialog box of volume surface calculation and also in ASCII file there are 2 out come with names 2D Area and 3D Area. What is difference between these two numbers? What is included in 3D that is not ...
3
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1answer
114 views

Add Z and M values to stream network produced from DEM

I created a stream network from an existing DEM. My ultimate project goal is to be able to select a river from my stream network and use the 3D analyst to generate stream profile (Elevation by ...
0
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1answer
89 views

problem in spline with barriers in ArcGIS 9.3?

I am trying to use the script tool "Spline with Barriers" from arcgis 9.3 3D Analyst toolboxes. I am not getting expected output. The output is just only one value over the surface. We are using ...
-1
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1answer
277 views

3D Analyst missing from Tool Boxes in ArcGIS 9.3

I have a missing 3D Analyst from ArcGIS 9.3 (ArcMap - ArcInfo). I need it for a task to be done. How can i install it? Does anybody know it? Should i donwload the extension or is there any other ...
0
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1answer
66 views

How to determine stream elevation points from SRTM raster with stream lines vector?

I should determine elevation points of some streams. I have SRTM raster and stream vectors. Which tools can solve this problem in ArcGIS 9.3? Anybody can write me a workflow how to do this task? ...
4
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1answer
243 views

Interpolating vertically in 3D analyst

Here is my problem: I am working on mapping pollutant concentrations in a pond from point-sampled data. There are 50 sampling locations in the pond (randomly dispersed), and at each location there ...
0
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0answers
17 views

Add junction to a line which has not intersect with other lines [duplicate]

In the process of making network analyst , some lines do not have junctions since they do not intersect with others. Is this possible to give a line junction ( something like adding vertices in ...
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0answers
54 views

Need advice on creating polyline templates (polyline vs polyline ZM) for future network dataset

I am about to request large amounts of polylines from a variety of sources (municipalities). The idea is to collect bike path data and build a regional bike network (I work for the region ...
3
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2answers
443 views

How to create 3D water depth with ArcScene?

I was trying to visualize flood depth in 3D using ArcScene. What I had for this purposes are: high-resolution DTM of the valley orthophoto and Raster with flood depth information. I have draped ...
3
votes
1answer
119 views

How to use variables in arcpy tools which quote the variable name

I'm having a frustrating time trying to use the Create TIN tool within Python, when the input featureclass name is a variable. The help file entry for Create TIN shows a hard-coded path to the ...
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0answers
13 views

How to create ''before''raster and ''after''raster layers for Cut Fill tool /in ArcMap 10.1? [duplicate]

I have an area which I want to calculate the volume surface. one of the goals is to measure fractures of the area. I want to hypothesized that erosion has been occurred in this area for example in ...
0
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1answer
126 views

How to measure Fracture in area using ArcGIS Cut and Fill?

I want to measure fracture in an area.I know I have to use cut and fill tool. But I wonder how to give input for this tool? it has Input before raster surface and Input after raster surface ! what ...
4
votes
1answer
364 views

How to add tree height values to raster / vector data?

I am new to working with raster data and I am trying to teach myself a few things. I have what I think is a simple problem but I can't seem to figure this one out after a few hours of searching Arc ...
2
votes
1answer
248 views

Where is Area and Volume statistics tool in ArcMap 10.1?

I want to measure surface volume of an area with different Plane Height above reference plane. There should be a tool for statistic calculation but I cannot find it in 3D analyst toolbox. Is it exist ...
1
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1answer
121 views

difference of reference plane/Plane Height / Z factor in Surface volume calculation?

I have a TIN surface with Minimum elevation 25 m and Maximum elevation 140 m. I want to calculate surface volume in different elevation between 25 and 140 meter. I wonder for example If I want to ...
3
votes
1answer
323 views

GIS beginner - interpolating contour lines from TIN-model vs. Grid in ArcGIS

I am a complete beginner in GIS and taking a class right now, and we are doing some assignments in ArcGIS - ArcMap. In one of them we were given a shapefile with heightpoints. These had been manually ...
2
votes
2answers
608 views

Calculate Slope of Street Segments

Using a DEM, I need to assign slope to individual segments in a street centerline feature class. It will be used to account for increased travel time for steep slopes in a network analysis. I am ...
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1answer
255 views

ArcScene TIN smooth

I created a TIN with ArcScene out of laserscan point data. I want to smooth the spikes (image below), to get a nice crossover on the elevations of the surface. Do you have any advice how to do that? ...
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0answers
111 views

How to represent the time(weekly/monthly) variationof a polygon map using one image?

I have a base map made up of three hundred polygons, each polygon get lots attribute values(For example, each week/month get a value). But I want to draw only one picture(due to page limitation) to ...
3
votes
1answer
101 views

Split single line based on the 3D length

so I have a transect line which I already add the z value using the Interpolate Shape. I need to split this line into 100m in 3D length, which due to elevation must be different than 2D. However the ...
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0answers
130 views

Why isn't View>View Settings working in ArcGIS 10 ArcScene?

I am running ArcGIS 10 desktop verison with the 3d Analyst extension to view DEMs in ArcScene. I want to view the DEM from a specific xyz location, which should be achievable using the View Settings ...
1
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1answer
137 views

What is the definition of pt_spacing on Point File Information tool?

I can't find any definition for the outputs of Point File Information tool (3D analyst), specifically the pt_spacing field. Is this the average distance between points, or the average number of ...
2
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0answers
99 views

How to add flow arrows to groundwater table map?

After I had created groundwater table map, I tried using 3D Analyst>Steepest Path to add groundwater flow arrows to the map. However, it didn't work. Would you please let me know how can I add these ...
1
vote
1answer
60 views

Creating a fly through video of a 3-D map

I'm currently working on creating a 3-D map in ArcScene of a watershed proximal to my college campus. I've had trouble saving the work (outlined in a previously posted question) but am capable of ...
0
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0answers
28 views

How to save a 3-D map without it becoming distorted

I'm currently working on creating a 3-D map of a watershed. Within ArcScene I've used an elevation raster as the base map and included the streams within a watershed. When I originally create the map, ...
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0answers
281 views

TIN to Raster Tool, output elevations are 3.40282e+038 and -3.40282e+038, tried calculate statistics didn't work

I have an input TIN file that I created using Create TIN. The elevations are all correct. When I convert the TIN to Raster using the tool, my output elevations are 3.40282e+038 and -3.40282e+038 ...
0
votes
2answers
114 views

How to bring 3D object into 3D application?

I'm doing some GIS as part of my college course and have just started to do some 3D modelling, I'm really a GIS novice, The module is short (only 5 lectures) My lecturer has said that it is possible ...
3
votes
1answer
83 views

Elevation off Road in ArcGIS/Python

i'm using the Modelbuilder in ArcGIS 10.1 to calculate pixels depending on their slope and distance from the road. The third necessary task is to find out, if the pixel is upwards the road or ...
1
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1answer
70 views

arcGIS observer point analysis: Exceeding maximum allowed points amount not exceeded

I need to make an observer points analysis (3D analyst tool). I have a shapefile of 22 points, so I divided it in 2 layers of 11 each as the maximum points allowed is 16. However, as I launch the ...