AutoCAD Civil 3D :: Sweep Multiple Polylines At Once?
Apr 25, 2013
I'm using AutoCAD Civil 3D to model inner city utility construction projects. For my research project, I need to include water and storm pipes, but also various sorts of cables. Currently, I'm manually creating cables profiles using plines from existing 2D drawings and the sweep function.. a very cumbersome taks.
I was wondering whether there is a way to speed this process up. At the moment, I draw a circle, copy it myriads of times, and sweep each along the dozens of plines (one by one). I cannot select multiple lines and sweep them all, can I?
whether I can select mutiple plines to sweep all at once?
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May 22, 2012
I have many segmented polylines that I need to turn into arcs. See the attached image for the method I use to create an arc from a single polyline. I need to do this to thousands of polylines. Does some other method that can do many polylines at once?
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Oct 9, 2013
I have the need to put COGO points along the vertices of multiple 3D polylines in a DWG. I know how to do this individually for each 3DPL via the "Points>Create - Miscellaneous > Polyline Vertices - Automatic" or "CREATEPTPLYLNCTRVERTAUTO" command. Need tip on how to do this in a batch format for all the selected 3D PLines in the drawing without having to select each individual 3DPL and having to hit return to enter a description for each individual vertex? I can do without having to add a description and can leave each description blank or enter the same description for each.
I'm Using C3D2013.
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Dec 23, 2011
My purpose for Inventor (2012) is for cabinetry, more specifically the majority is for kitchen cabinetry.
All of our kitchens have crown, but not the same crown profile every time. There will be dozens of profiles if not reaching 100 or more.
What I am trying to accomplish is a way to model a sweep (which I can do no problem) but I would like to have the option of changing the sweep profile on the fly. I would be sitting with a customer and they would say "yes or no" to what they like.
I have looked at derived parts and iFeature and unless I am missing it, it's not giving me what I would like. Is this where iLogic comes in? How to use that, which I know I will have to eventually.
Right now I have an .ipt file with 7 crown profiles. Not sure I want to go any further for fear of re-work.
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Dec 22, 2012
I am attempting to model an internal 1/8"-27 NPT thread, both the through hole and the tapered part of the hole are modeled, but after I draw the helix and the polygon and orient the polygon to the helix correctly, (or even if I don't, I have tried it) it keeps saying unable to sweep object. I am using Sweep with Alignment with the No option. If I select the polygon first, then click sweep, it works, but rotates the polygon so that what I get ends up looking nothing like a thread profile.
I have tried reducing the polygon radius down to a ridiculously small value, thinking it might have been interference due to a possible trig miscalculation, but with no success, still have the same issue. FYI, I am using a .037" turn height for 27 TPI and a polygon radius of .0214", with a helix small end radius of .177" and large end radius of .189".
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Jun 29, 2012
If i create a box in 2d,after extrude,it is a solid;but if i create 4 lines to form a box ,after extrude,it is 4 walls?is it possible ,if i have many lines,to convert mulitiples lines to polylines and i can create a solid easier?
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Apr 9, 2013
Basicaly I have a plan of a part of a city and I want to fill the houses with a solid hatch, I was wondering if I could do them all at once instead of picking an internal point one by one (there are a lot of them!).
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Feb 7, 2013
Is there a way or a lisp to scale multiple 3d polylines, at same time, and the base point is the start point of each one?
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Sep 9, 2011
Lisp (or a native way) to lengthen multiple polylines or lines at once to the same length by entering that length? I found the following lisp routine which extends a line an entered amount, but it has to be on a specific layer, and I want to enter the finished length, not how much to extend it.
(defun c:blen (/ lSet tmp doMode objLst actDoc)
;; *lDel global variable remembered during session
(or *lDel (setq *lDel 2.0)) ; default value
(princ "
>>> Select lines to extend/reduce <<< ")
(if (setq lSet
[code].........
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Oct 8, 2012
Is there a way that I can add multiple polylines in feet and inches? I downloaded some lisp routines, but they are not in feet and inches.
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Jun 29, 2012
In 2007, I was able to select multiple polylines before typeing in PEDIT. When I was done with the command, I could then type in PEDIT and L for last and it would select the multiple polylines I had first selected. We just got 2012, and when I do L now it just selects one line. Can I change this?
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Sep 22, 2011
I'm trying to create about 150 cross-sections, each consisting of 9 closed polylines of which I have created the coordinates. My issue is making the list of coordinates create separate polylines instead of one enormous polyline. Any way to setup the columns, perhaps with blank rows, some way of applying ASCII code, etc. to automatically break up these polylines? (even if they aren't closed that's fine, I just need to make the polylines separate.)
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Jun 5, 2013
I find it absurd that AutoCad C3D doesn't have a vehicle sweep routine built in to the design software. This is as basic to roadway design as super elevation is to horizontal curvature.
Buying third party software such as AutoTurn or Pathplanner R4 seems ridiculous.
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Jan 29, 2014
Solution to getting a horizontal sweep to miter with a vertical sweep? Or maybe there is a way to pick a path? A feature in the full version that Autodesk deemed unnecessary for LT.
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Feb 22, 2013
getting a horizontal sweep to miter with a vertical sweep? Or maybe there is a way to pick a path? A feature in the full version that Autodesk deemed unnecessary for LT
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Jan 2, 2014
As the above mentioned, I have a drawing drawn using polylines with width from someone. The width of the line are suppose to represent area,
To put things into prospective, here is an example:
The polyline is 10 unit long and with a width of 2 unit wide. If i explode that polyline, it will become a single polyline without width. The line are suppose to represent 10 unit long and 2 unit wide; representing an area.
My question is is there a way to change the line above directly from polyline with width to a close polyline (4 x polylines) of 10 unit long and 2 unit wide.
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Oct 9, 2013
How to draw 3D polylines, or convert single lines to polylines?
this.JPG
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Mar 12, 2013
We just upgraded to 2013, and one computer is having a weird issue. There is nothing in the drawing. He draws two polylines. When he goes to fillet them, it says they are non-coplanar. The properties palette says both polylines are elevation 0. why this is happening and how I can fix it?
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Apr 9, 2013
The Straighten method seems to always default to the first vertex of the polylne, which is great if you want to start there but what if you wanted to delete the 10th to 15th vertex? Is this even possible using PEDIT Tools (it is very possible using the WEEDFEATURES method)
IDSP Premium 2014 (mainly Civil 3D 2014 UKIE SP1 & Infraworks with some limited 3ds Max Design)
Win 7 Pro x64, 256Gb SSD, 300Gb 15,000 rpm HDD
16Gb Ram Intel Xeon CPU E5-1607 0 @ 3.00GHz (4 CPUs), ~3.0GHz
NVIDIA Quadro 4000, Dual 27" Monitor, Dell T3600
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Oct 4, 2013
i want to make a multicolored polyline with all the function, i try to use MLSTYLE command but it dont work so much because i can not draw a curve or i can not add vertex after the draw
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Jun 10, 2013
How do you suppress viewing drawing polylines in the cross section editor in 2014. I never had this problem in 2013, now it shows all of my polylines in the cross section editor. I thought it would be under 'display objects'.
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Sep 20, 2013
I use slope symbols instead of contours to keep my maps less busy. Unfortunately I can only change my cut style and fill style to slope symbols with grading by right clicking on the little diamond in the grading and selecting grading properties.
I have created a surface with 3d poly lines not by creating grading and got contours that way, How can I create the slope symbols in a surface. I tried xploding them and then creating a block and using the measure tool on the 3d polylines but it doesn't do anything.
Picture 01 is the contours
Picture 1 is the contours turned off and cut/fill styles turned to slope symbols.
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Jun 5, 2012
how do I convert a section that I created using an alignment and surface into a polyline. I want to be able to manipulate and easily use the section for another program.
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Jul 28, 2011
trying to create a model from existing polylines (at elevation). I have created a surface, went to definiltion, drawing objects, but there is no "polyline" option there. I must be missing something. How can I create a c3d model from existing polylines?
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May 10, 2012
I have some polylines that mark the edge of roadway and around the curves there are arcs in the linework. How do I turn the polyline with arcs in it into a polyline with vertices, say, every .5' or so along the curve and turn the curve into a polyline? I tried the pedit and using decurve but it doesn't work well.
Using C3D 2012
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Mar 6, 2013
Has imported 5,000 3d polylines to features? ...And then imported them into a surface as breaklines? My computer keeps crashing. I also need to import a few thousand points from blocks into the surface.
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Oct 1, 2012
Is there anyway to read the featId attribute of a polyline and assign the elevation to the polyline? All the polylines are at elevation 0. Is there a lisp routine to do this?
PS: I do not have the shp file from GIS only the AutoCAD drawing with the polylines already created and their featId.
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Mar 9, 2012
Having trouble with splined polylines in 2011? I tried to edit a splined PLine and the program was unresponsive for about 10 minutes. After I edited the spline the drawing size doubled. I reverted to a backup and erased the spline. I drew a Pline and used Fit Curve with no problem.
I draw another PLine and didn't like the results. So I tried to spline it and now Civil is unresponsive for the past 5 minutes. I'm doing this on a different computer. So it isn't that particular machine or installation.
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Oct 30, 2012
They send me a file that has polylines as contours and when I try to do the surface adding contours an error appears saying that the breaklines couldn't be added because they crossed a breakline, I don't understand why.
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Aug 23, 2013
I received some dwg files to show existing utilities from a local municipality. I thought the files would come as shp files, but they are dwg files. The drawings/dwg files show the layout of pipes, but the pipes are polylines. The polylines have data attached to them. The properties show material, size, length, slope, etc. I am trying to label the pipes/polylines and I can't figure out how to get the information from the polylines.
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Aug 1, 2013
I have a bunch of polylines I want to display the areas for. I am using mtext and fields. However the fields format part always defaults to a less than desirable format. Is there a way to set the formatting how I want it for the entire file? Or is there a better way of labeling than fields?
Civil 3D 2012 SP4.0 Windows 7 Enterprise 64-bit
C3D 2014 SP1
Dell M6600, Core i7 @ 2.3GHz, 16 GB ram
Dell T3500 workstation, too much ram to post
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