AutoCAD LT :: How To Draw Contour Map From Scratch

Dec 12, 2013

I am trying to draw/create my own contour map from scratch. I am going to draw chemical concentration contours on a site rather than elevation contours. How to do this?

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Photoshop :: Scratch Disks Does Use All Scratch Simultaneously?

Apr 18, 2013

If I have 4 Scratch disks does photoshop use all scratch simultaneously or does it wait for the first scratch to fill up before it starts to use the next one ?

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AutoCAD Civil 3D :: How To Convert 3D Polyline Contour To Polyline Contour

Mar 24, 2013

How to convert a 3D Polyline contour to Polyline contour.

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AutoCAD Map 3D :: SHP To 3D Contour Lines

Dec 28, 2011

We have shape file that I imported to MAP 3D using map import, I would like to get the contour lines in 3D and then open them in AutoCAD general and see them in 3D (They must have a z value). How can I do that.

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AutoCAD Map 3D :: Contour Labels On PDF

Nov 21, 2011

I am having difficulties with plotting labels on pdf. I am using 2011 map3d. I am struggling with labeling contours. Basically i have shape file which draws out isometrical lines, then i label contours, everything looks nice/works before plotting but when i plot it on pdf, it basically seems to do a selective plotting of contour labels (all the contours are plotted nicely). Some contour areas are covered nicely, some have only few left, but most parts have none.

My drawing is basically large tiff and shape file on top of it. Contour lines are covering slightly bigger area than the tiff file. contour labels that are actually plotted are mostly drawn on the bottom and left part of the drawing (plus they also seems to be somewhat following the vertical measurements, as if they are only drawn to a certain height or so), mostly out of the tiff part, but also partially continue on top of tiff, until are not plotted anymore. When i want to view contour labels on the whole drawing area, i basically have to "dr" tiff to back, altough drawing order is set so that tiff is drawn first and then other are placed. Sometimes it just boggles my mind why CAD acts like this. If it wouldnt draw any contour labels, i would understand, but it basically does it partially/regionally somehow and even then there are those regions, where labels are drawn only partially, but are still drawn.

It has got to be something to do with the size of the labels compared to the screen. At the moment size context is set to "map space" and when i look at the drawing in model, i can see all the labels nicely (they are drawn in absolute units and are not relative to screen). When i look at it in the layout (layout scale is set to 1 mm=1), i can only see lower part of the drawing covered in labels. As i increase the size units, it gradually draws labels to the upper northern part also.

I was suggested to export the contours and labels as a dwg,open it and then plot it, but what happens is that map3d seems to be able to export only 2000 items (labels). I am sure it would work, if i somehow could manage to export all the contour labels. I am going to add a picture also just to give a better understanding of the problem. Polyline marks the tiff image location and basically the black dots are the labels that are being plotted.

The thing is, that it actually copies exactly 2000 labels into text, which seems to be corresponding to the "rasterthreshold" command limit of 2000, is it just a coincidence?

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AutoCAD .NET :: How To Add Contour Data

Sep 8, 2011

I've got a routine that gets the surface, I can rename the surface, get the min and max elevations,... But when i want to add a ContourData there is a problem.

I set up a SurfaceAnalysisContourdata (see code below), when I try to add the maximum elevation to the array I get the error "Object reference not set to an instance of an object"

Dim cdata(0) As SurfaceAnalysisContourData
cdata.Initialize()
With cdata(0)
.MaximumElevation = TextBox1.Text 'Maximum surface

[Code]....

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AutoCad :: How To Create 3D DXF File From Scratch

Dec 28, 2012

find a good resource on how to create a 3D DXF file from scratch? I am a developer working on a tool that can create cylindrical shapes from schematic drawing coordinates.

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AutoCAD Civil 3D :: Contour Labels 2

Sep 20, 2011

When generating a line of contour labels with Contour-Multiple, most of the labels are orientated properly but some of them on the line are rotated 180 degrees. Why aren't they ALL orientated in the same direction?

Also, sometimes, all of them will be orientated in the wrong direction such that they are, essentially, upside down. Is this a bug or is there a setting to adjust?

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AutoCAD Civil 3D :: Contour Labeling

Jul 10, 2012

I have recreated two surfaces for my design, existing and proposed.  I had used polylines for contours for in each surface.  I tried labeling the contours but it will not let me select the contour itself. 

I then tried to make the contours to 3d polylines and again added them to the surface and rebuilt.  I still am not allowed to label the contour since it doesn't let me select the polyline.  I am able to select the surface however. 

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AutoCAD Civil 3D :: Grid From DEM Contour

Nov 21, 2013

When I create a grid from our OSIP DEM files the contours come in as a block. I usually do 1' and 5' contours. I would like to break these so that when I select a 1' contour it will show up individually with elevation data still attached. If you select one now, it selects the entire grid. If you explode it, you lose the grid file. Is there a way to do this or will a just have to label the contours so I know where I am at?

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AutoCad :: Create Contour Lines

Oct 19, 2010

So I have finally been able to create a surface that I like and slice some 3D solids using this surface. But now I would like to draw some contour lines of that surface. I have seen some videos about creating contour lines (such as this one: URL.... ). But in this video they import the surface using the 'connect to data' button in the toolspace area. Is it possible to insert a surface from your drawing into the toolspace area and then draw the contour lines? I managed to insert the layer containing the surface using Data --> Add drawing data --> Drawing layer... but I cannot change style or create contour lines.

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AutoCAD Map 3D :: How To Make Contour Lines

Mar 21, 2013

I want to make contour lines in autocad 2010 map 3d, but dont know how to start and where .

I have xyz coordinates in. txt format , something like this: [URL] .....

I tryed to do with spline, but its pretty hard some times :/. I need something that i can import and let autocad draw the contours, if its possbile (import txt or another format if its possible) !??

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AutoCAD Civil 3D :: Contour Labels Will Not Add

Dec 16, 2013

I am using Civil3D 2012 and have a drawing that will not allow me to add Contour Labels.

Unable to create contour labels

Issue You were unable to create contour labels. When you tried to create a single contour label, you could not select any of the contour lines of a surface. When you tried to create multiple contour labels, the contour label line disappeared after you selected the second point.

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AutoCad :: Creating Contour Diagrams?

Sep 30, 2013

Any experience developing simple contours within autocad files.

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AutoCad :: 3D Contour Map - Isolating A Property

Jul 27, 2011

I have a plain 3d contour map with all the lines on the same layer.

I want to make it readable in 2d by changing the linetype of each so it's easier to read.

The map is pretty large, I was hoping there was some way I could isolate all lines with the same Z Vertex so I could do an entire elevation at once?

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AutoCad 2D :: Creating New Plot Style From Scratch

Jul 18, 2013

I need to create a new plot style from scratch.I am working for a company that is just starting up, and need a color dependent plot style (.ctb).Where is a good place to start, and what do I need to keep in mind while creating said plot style? How do you have yours set up?

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AutoCAD LT :: Cannot Import Contour Lines Generated From TIN

Jan 31, 2013

I cannot import contour lines generated from a TIN.  Not always, but this one time.  I receive instead boxes with text in them stating "AeccPbCogoPoint"

how not to get this message and receive actual points and polylines?

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AutoCAD Civil 3D :: Contour Lines All One Entity?

Sep 15, 2012

I have a client that just started using C3D 2010.  When I sent him a topographic survey with contour lines (I am also using C3D 2010) he called me and asked if there was a way to select an individual contour line and have it display the elevation in the 'properties' dialog box.  I have not been able to find an answer for him.

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AutoCAD Civil 3D :: Batch Label Contour

Jun 5, 2013

How to label all the contour at one go.

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AutoCAD Civil 3D :: Broken Contour Lines

May 9, 2012

Is there a way to quckly join contour lines that have been broken where the contour elevation is?

example, if this were a contour line     ---------501---------    

I'd want to delete the contour elevation and join the line to make a continuous contour line.....

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AutoCAD Map 3D :: Contour Elevations From Shape File?

Aug 16, 2012

I downloaded a bunch of GIS files for Baltimore City and am trying to compile them to make base tiles we can use for different projects.  I have tried using MapImport and MapConnect to bring in the shp file for the contours.  They come in but without the elevation.  The elevation is brought in as Object Data with MapImport, but is there a way to assign that to the elevation field in the polyline properties?  MapConnect brings the elevation in as part of the table but again how do I get that elevation assigned to the elevation field in the polyline properties?  I just assigned the elevations manually for the 10' contours in one tile.  I have to do about 50 tiles, and it seems like there must be a much better way to do it. 

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AutoCAD Inventor :: Contour Flange - Cut Out Of Brackets

Sep 30, 2011

I made a sketch for a bracket and used sheetmetal/contour flanges tool to make solid.I had to use 2 contour flanges to get the shape as i could not get it to work with 1 contour flange.Is this not possible due to something wrong with my sketch?

Other question is have i used the Cut tool correctly for the cut out of the brackets?

Inventor 2012

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AutoCAD Civil 3D :: Surface Contour Extraction

Apr 27, 2011

I have a drawing set to UTM83 Zone 14 Meters and my drawing units is set to meters also. I created my surface from my point cloud. When i do the contour extract feature (surface object extract), the contours elevation is in the wrong datum or elevation? The surface contour is 620 but the same extracted contour says 188.97? Curious why this happens. It seems to me that it is back calculate elevation or datum to a different coodinate system.

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AutoCAD Civil 3D :: Contour Labels Not Showing Up?

Dec 20, 2012

Im working with 2013 Civil 3D. I have a site with polyline contours that have assigned elevations. I created my surface from the contours but when i try to label them with elevations, nothing. I label them by contour-mulitple with interval. All that is inserted are tic marks at the designated interval.

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AutoCAD Inventor :: Contour Roll With Flange?

Jan 6, 2012

I'm having no problems creating the contour roll, but it won't let me add flanges to the outside edges.  I have attached a file that shows the measurements that I want.  I need to be able to create a flat pattern.  The material thickness is .1046" and 3" deep.

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AutoCAD Civil 3D :: Contour Label Truncating?

Mar 23, 2011

how does one go about truncating surface contour elevation labels so they only show up to the tens place on the left side of the decimal (i.e. 50.25 instead of 5150.25)? I tried changing the rounding option under the style edit to "truncate" but that did not appear to change anything...?

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AutoCAD Civil 3D :: Contour Lines Not Showing

Jan 3, 2013

We recently received a LiDAR data in the form of an .asc file.  Brought it fine into Civil 3d. 

However, the level data is in mm so levels are showing as 98450 instead of 98.45.  The level ranges from 98450 to 166260.

When I create a surface and set the style to show contours, it only displays contour lines below 100,000.  Is this a limit in Civil 3D or am I missing some setting somewhere?  I'm using the UKIE template btw. 

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AutoCAD 2013 :: Missing Contour Lines

Jan 18, 2013

I have Acad2013 installed on my computer. When I received a Acad Civil 3D dwg I could open it and see all (contour lines, etc.). Later I installed an object enabler Civil 3D (Civil3D_2013OE_64Bit.exe) cause Acad2013/Acad Civil 3D issues onto my computer and now when I open the same Civil dwg in Acad2013 I am missing the contour lines.

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AutoCAD Inventor :: Contour Flange Isn't Created?

Nov 6, 2013

I made this sheet metal part, selected the arc sketch and the perpendicular edge like in the picture, but the contour flange isn't created

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AutoCAD Civil 3D :: Disappearing Contour Lines

Feb 23, 2013

I’m having some issues with my CAD. Every now and then, my contour lines disappear and I can’t get them to reappear. My surface border and triangles will appear but not the contours. Sometimes if I change surface styles they will appear but other times they are gone forever.

Troubleshooting: Regen AllAuditPurgeLayers on/offLayers frozen/thawedPromoting (if the surface is a data short cut)Changing the surface styleChanging the contour interval

None of this has worked…

AUTOCAD Civil 3D 2013
Windows 7
Processor: Intel (R) Xeon (R) CPU W3565 @ 3.20GHz
Installed Memory (RAM): 12.0GB
System Type: 64-bit

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AutoCAD Civil 3D :: Contour Labels - Units

Feb 15, 2012

I have a contour label style that is using metric units instead of imperial. Where in the style or defaults is this controlled? Also, is there a way to tell what the units are from the contents? <[Surface Elevation(Um|P3|RN|Sn|OF|AP|GC|UN)]>

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