Questions tagged [civil3d]

Autodesk AutoCAD Civil 3D

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How do I import Civil 3D elements into Revit?

I have a Civil 3D file with pipe networks which I want to import into Revit with their shape and elevations retained. However, there does not seem to be a way to do that. I have tried exploding the ...
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Can I increase text size within AutoCAD Civil 3D?

I have some vision problems and I'm hoping there are options within Civil 3D to increase text size. Glasses will not help, for the record. I have increased the text size to the maximum limit within ...
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C3D GeoTIFF not recognized by QGIS

I had a DEM exported from C3D with MGA-56 coordinate system. When I import the DEM to QGIS, QGIS doesn't recognize the coordinate system. I set my project CRS at MGA-56. Did I do something wrong? ...
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.b3dm to regular 3d model converting

I have never been using Cesium but recently found a web storage with multiple *.b3dm files. It looked like they represent buildings that could be helpful for my company. However I could not see if ...
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Why the projection system and units are showing differ in ArcGIS and Autodesk AutoCAD Civil3D?

I have converted a bunch of shapefiles to .dwg through Model Builder in ArcGIS. The units and projection system is showing correctly in ArcGIS properties but in Autodesk Civil3D units are showing in ...
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Extracting contours as shapefile from DTM (tif) in QGIS?

I am looking to convert a tif. file from the Scottish Remote Sensing Portal (Scottish LiDAR) into contours which can be used for a surface in civils 3D. I have tried this myself with a full DTM and a ...
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Create catchments/subbasins for specific nodes

I have an XPSWMM model of a neighborhood storm drainage system. Nearly all of the drainage is above ground through a network of ditches and culverts. I still need to create catchments for the ...
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Construction Lines offset when added to fabric

We use geo-positioned CAD data then copy paste survey accurate data into our Parcel Fabric. When we convert them to new parcels, the points move off the correct location by two to 5 feet. What ...
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What is the difference between these coordinate systems for New Brunswick

AutoCAD Civil 3D has two coordinate reference systems that I've identified for use in New Brunswick, Canada: CANST-NB83-CSRS and CANST-NB-ATS How do they differ?
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Unable to edit geometry into database using PostGIS connection in Civil 3D

I have prepared a set of tables (in PostgreSQL) in database with unique geometry types (point, line, polygons) for survey work. I am using Autodesk Civil 3D to edit the geometries in the tables but ...
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Misaligned .dem from Civil 3D into ArcMap

Imported 3 .dem files from a Civil 3D file. The two surfaces(topographic maps) fit correctly into my ArcMap file but the third surface, a bathymetric contour, seems to be misaligned and the scaled too ...
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CAD Equivalent of Maplex and VBScript for Labeling

Is there a CAD equivalent of maplex functionality and VBScript usage to produce custom labels? I'm pulling a shapefile into CAD, but not sure what support there is to intelligently label the ...
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How can I merge 30 lines from a kml into 1 shp in Qgis?

I have almost the same question that was solved here (How to merge multiple KML points into one file?) but I cannot find the same options as the solution (https://gis.stackexchange.com/a/231506/96160)....
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Data interchange between Civil3D 2016 and QGIS 2.18

Does anyone have examples of good practice for dynamic interchanging of data between QGIS and Civil3D? Specifically, importing vector shapes from QGIS into Civil3D (and occasionally vice versa). I ...
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How to import tiff files and generate contours in QGIS?

Very new to GIS, Just learning QGIS from product manuals and online resources. I have 2 .tif files of a regional municipality. I have another 3-4 files ( AutoCAD) which are survey files. I have ...
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Coordinate System Assigmment and scale factors

I'm a bit unclear on what exactly assigning a coordinate system does in the model space of autocad (we are using 2015 civil 3d). Our local county coordinate systems have a scale factor associated to ...
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How do I get dwg file in Autocad Civil 3D to align with a georeferenced shapefile and attach coordinate system?

I am working on a project mapping Rockingham castle for a event help there in August and am mapping the layout and camping area. I'm looking at taking over from the person previously performing this ...
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Converting from one Transverse Mercator based system to another produces inconsistencies?

As a civil engineer, the one semester of survey training we had leaves my knowledge quite lacking in the field of coordinate systems. We're working on a project based in Gabon and we get information ...
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SAGA GIS - raster image from Civil 3D

I am a new user of SAGA GIS software. I need to interface the Civil 3D 2015 and Hec Ras software in order to create a flooding map. In order to put in communication the two softwares, I have to use ...
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Civil 3D and the File Geodatabase [closed]

Is there a way to use File Geodatabases and Feature Classes, not just Shapefiles, in AutoCAD Civil 3D 2011 and any newer versions (i.e. 2013 and 2015)?
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Cross sections of two surfaces in Civil 3D

In Civil 3D I have calculated the volume between two surfaces. I would like to have corresponding cross sections of the first and second surface for all the study area. "Create superimposed profile" ...
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How to remove terracing from Civil3D GeoTIFF export?

I've received a GeoTIFF DEM that was exported from Civil3D and at every contour there is a distinct terrace created when I process an aspect or slope in QGIS with the GRASS plugins. I've looked ...
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Import Civil 3D DEM to ArcMap or QGIS

I have some survey data exported from Civil 3D in both dtm and dem formats. I thought the I would be able to use the dem more easily, but I think the format is different from a USGS DEM. Is it ...
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610 views

pdf creator software to interface with Civil 3D

I've experienced a number of problems with various pdf Creator packages throughout my career, especially with different versions of AutoCAD I've used. For example, blobby, illegible text upon export ...
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Advice on which version of AutoCAD to purchase

I am starting a consulting agengy and I need to determine what my best interests are regarding the purchase of AutoCAD software. I have great faith in the more reputable users on this site, and I'm ...
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