Computer-aided design (CAD),also known as computer-aided drafting (CAD) or computer-aided design and drafting (CADD), is the use of computer systems to assist in the creation, modification, analysis, or optimization of a design.

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How to preserve dgn cad file attributes when exporting from microstation and importing into Arcmap?

I'm trying to import water utility lines from Microstation into ArcMap. The water utility lines are symbolized by size in Microstation, but when I try to view the attribute table in ArcMap the ...
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22 views

Landform design/3D in ArcMap 10.2

Im a self taught ArcMap user working in a small business, so no one to bounce problems off. My aim is this: I would like to be overlay different surfaces, manipulate them, and display them. The ...
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35 views

cadtool and spline plugins not working

Am trying to edit a line shapefile using a spline tool in QGIS 2.4.0 .Its drawing but the ok button is inactive. what could be the problem? Generally am trying to create a curved line.
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114 views

autocad-map of real estates with own coordinate system and information to be converted to use it in QGIS

I have a question regarding CAD and QGIS, but unfortunately I don't have a clue of CAD. Here it goes: Real estates data has been mapped. There are several reference points surrounding the area. So ...
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293 views

How to convert a set of points to a solid object?

I have a data generated as the output of some numerical processes. I need them to be converted into 3D solid objects (as CAD solid format) to make them importable for some particular numerical ...
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How can ASTER elevation data be converted to a CAD model

I am trying to convert ASTER elevation data to a 3D CAD model using only opensource software. I have tried using different file formats but I have been unsuccessful. I use QGIS for my GIS work and ...
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217 views

exporting DWG from ArcMap need to unify segments to polylines

I am a green ArcGIS user so please bear with my poor nomenclature and rudimentary understanding of the software........ I am attempting to export to CAD a contour shapefile I have derived from LIDAR ...
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308 views

How to create polygon “stamps” and extend lines by fixed distance? in QGIS

This is related to Does QGIS have these CAD editing functions? Cadtools have solved a lot of the issues I had but I need the ability to see how long a line is while I am drawing an orthoganal ...
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How to configure various client applications to display AVL data?

Given x number of GPS units transmitting NMEA formatted strings back to a server (xxx.xxx.xxx.xxx:xxxxx) is there a way to listen in on the traffic and parse NMEA formatted strings for display on a ...
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Exporting selected Features to CAD drawing using ArcObjects and C#?

I'm new to ArcObjects, and I have to export selected features to CAD Drawing using just ArcObjects and C#. The code below works well when I convert to a shapefile ShapeFileWorkspaceFactory, but ...
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107 views

How to keep polygon from becoming polyline when converting polygon feature class to .dwg

Is it possible to convert a polygon feature class from a geodatabase to a CAD .dwg while keep the features as a polygon in AutoCAD? Currently the polygons appear only as polylines. I am currently ...
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165 views

How to define coordinate system and geographic transformation for a CAD drawing?

I am a GIS guy and I occasionally work with CAD files as well. Now I need to know how I can define a coordinate system and a geographic transformation for a CAD Drawing. According to ESRI: "You can ...
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468 views

QGis CadTools CAD Console

I need help with the Qgis CadTools CAD Console commands. According to these help files there are six commands. I just can't get them to work. Can someone help me? Thanks
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186 views

How to append geographic features into a .dgn file?

How can I export all the geographic features of a featureclass into .dgn (Microstation) file using C#/ArcObjects? I was able to create a new .dgn file and I want to export all the geographic features ...
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61 views

CAD to Geodatabase vs Feature Class to Feature Class

I'm trying to convert multiple CAD files, I have suceeded with some (using Feature class to Feature class), however they are not projecting properly, e.g when I set the projection to British National ...
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56 views

How to create a raster from a CAD scan for ARCMap?

I have scans of CAD streets and such and want to get a raster for georeferencing into ARCMap. What are the easy steps to make a targa, geotiff, etc. of a known size, say 2 miles along one side as a ...
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312 views

CAD Contour Lines to ArcGIS Attributed Polylines

I'm having a 'CAD to GIS' issue. I have a dwg file which contains large number of contour lines that have been split by labels. I need to import the contour lines from CAD to GIS so that they contain ...