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1.1m 2.1 ml 3.2m 5.6m 3.5 m 2.4 m 0.91 m TYPICAL DMENSIONS FOR A CAR/RECREATIONAL TRAILER Source: ' Car/RT' vehicle from the TAC Vehicle Turning Vehicle Template Package, with. Title: Design Vehicle Type Author: Gary D. Heitman Created Date: 5/6/2016 10:38:09 AM. I’ve developed a free vehicle turning simulation for Microstation V8 (and AutoCAD,Bricscad) Since IR doesn’t have this included (yet) and other professional alternatives are expensive this freeware might be of interest for this community. Figure 7-7 shows sample alternative (to simple curvature) edge of pavement geometry for a 90 degree turn using a WB 50 WB‑15 design vehicle. Although not shown in this figure, a radius of 80 ft 25 m without channelizing island would be necessary to accommodate the wide, off-tracking path of a WB-50 WB‑15 without undesirable encroachment. First of all, a GREAT BIG THANKS for this excellent LISP Routine. Axis virtual camera software. A couple of months ago I was trying to model a path for a rather complicated turn for a WB-62 which involved a bit of weaving with a reverse curve along the path. Templates proved to be useless so I did a search and found Turn.lsp.
This site is the source for the HawsEDC FreeSoftware (see license below) tools, including the vehicle turning/weaving simulation program,TURN.LSP/TURNPLUS.LSP. This site also has an AutoCAD drawing with turningtemplates for some AASHTO vehicles (see link below). I invite you to try out any of the tools here that interest you and to tell others if you find the tools valuable.
We receive frequent feedback, and all of it is valuable; please keep it coming. Many people find TURN.LSP extremely useful, while others have some difficulty. Stephen Hitchcox and I continue to work to address the concerns of all users, and we welcome assistance in any form.
WANTED!!! Standard (like AASHTO) vehicle blocks created using TURN's BuildVehicle. Please e-mail us so we can post a library of standard vehicles. Thanks.
The use of Free Software (see gnu.org) is governed bya strong copyright called 'copylefting'. You can't putit into a proprietary product. You may freely make money from it by service or sale. You may modify it.But you must always allow others to copy, modify, and distribute it, including your modifications.
When you need to model a vehicle weaving througha site, a roundabout, or another geometric feature, you need avehicle tracking program like TURN.LSP. TURN.LSP follows thepolyline front axle path of a turning/weaving vehicle, inserts a vehicle block along the theoretical tracking path, and draws a polyline representing the rear axle path of the vehiclein AutoCAD. TURN.LSP is theoretically precise when use to model the centerline of front-steered wide-axle vehicles with differentials (or two-wheel bicycle-type vehicles), and its tested results correlate very well topublished AASHTO turning templates, even for articulatedvehicles.
Since this version of TURN.LSP has no defaultvehicle information, it works equally well with any vehicle.Articulated vehicles require drawing a successive path for eachvehicle segment.
At minimum, all TURN.LSP needs from you is a front left wheel path polylineand a BuildVehicle block. Try the following exercise.
First, draw a good, long, polyline representing a front wheel path.For good looks, begin and end the path with plenty of straight length.then (just for convenience and clarity, not necessity) offset thepolyline the vehicle width to create the other wheel path.
Second, load and run TURN. TURN currently has two behavior methods or versions.They are presented to you as options User block method/Generated block method:The User Block method doesn't keep track of as many vehicle dimensions and paths.It merely drags your block along a path.It also doesn't model hitches at this time, which limits its accuracy for trailers.The Generated Vehicle method doesn't show the nuances of a vehicle as well.It merely draws rectangles along with multiple calculated wheel paths.While we hope to harmonize the two methods, they are currently rather independent.If you choose the Generated vehicle method, TURN will ask you for all of the parametersfor your vehicle, and draw a unique attributed block. You can build a libraryof vehicles for future use. For any any group of multiple axles, use their 'centroid'to model them as a single axle.
enter 'N' for no trailer, but still give place holder data for the non-existenttrailer. Adobe illustrator cs3 keygen downloader. It will not be drawn.
The parameters are used to build a scale block of the vehicle you aredefining, which is made into a block.
You can change the attributes in the block if you make a mistake, but the blockitself does not change size (it is not dynamic).
If you make a new block with the same name as an existing one, it will overwritethe old one. Complete anatomy 3 4 – anatomy learning platform development.
Draw the path for the vehicle as the route taken by the front left tire. A futureversion of this program might add path by centre or by right side of vehicle, tosuit other driving standards.
Move the BuildVehicle block of your choice to the beginning of the polyline path.
Then, run TURN. When prompted, select the BuildVehicle block, and thenselect the front wheel path very near the starting end.Turn.lsp uses the dimensions of the vehicle block for calculations.Accept TURN.LSP's suggestions for a calculation step and plotting accuracyor enter your own.
Note: Place the vehicle at the start of the path using the centre of the FRONT LEFT WHEEL, which should be marked with an 'x' type figure. Rotate the vehicle to the approximate correct starting angle.
Note: Select the LEFT WHEEL PATH (Drivers Side in most locations). The rightside is drawn off of this. Note that there is no functional differencefor the path of the vehicle based on where the driver is sitting.
Turn draws several POINT objects, then erases them and draws the path of therear wheel, along with the tractor and trailer bodies, as well as all other tirepaths.
If you are modeling an articulated vehicle, run TURN againby typing TURN, then select the newest turning path as the front axle path.the next axle back as the back axle (use your osnaps), and enter the block nameof the next segment.
Notes about blocks:
http://clzuzus.xtgem.com/Blog/__xtblog_entry/19180232-promt-offline-translator-english-pack-2-2020#xt_blog. For a proper vehicle block definition, the front points to 0 degreesand the insertion point is at the point that determines tracking.For a single segment vehicle or a front vehicle, the insertion pointis the middle of the front axle. For subsequent segments, the insertionpoint is likely the hitch location.
| Vehicle | Width | WB1 | WB2 | Min. Outside Radius | Min. Inside Radius (check) |
|---|---|---|---|---|---|
| P (passenger) | 7 | 11 | 24.0 | 13.8 | |
| SU (single truck) | 8.5 | 20 | 42.0 | 27.8 | |
| BUS | 8.5 | 25 | 42.0 | 24.4 | |
| WB-40 | 8.5 | 13 | 27 | 40.0 | 18.9 |
| WB-50 | 8.5 | 20 | 30 | 45.0 | 19.2 |
Vehicle defaults mightbe added to TURN.LSP without much difficulty with enough interestor funding. Astatic d104 serial numbers.
| Date | Programmer | Revision |
|---|---|---|
| 20110405 | TGH | 1.1.12 For CADDIT, changed variable name from 'layer' to 'layer-list'. |
| 20100504 | TGH | 1.1.11 For Bricscad, changed 'endp' osnap to 'end' |
| 20090312 | TGH | 1.1.10 Turned trailer box from bowtie into box (Again?!? See v. 1.1.7) |
| 20090226 | TGH | 1.1.9 Minor tweak to version reporting |
| 20081112 | TGH | 1.1.8 Added layer settings functions to consolidate names in one place |
| 20080522 | SH | 1.1.7 Revised layers to an identifiable set, using AIA type standard. Placed under C for Civil and using TURN as a reserve header. Also fixed trailer to draw as a box not a cross. |
| 20080416 | TGH | 1.1.6 Added block plotting method with more modular code and defined data structure. Combined both methods into one routine |
| 20080410 | TGH | 1.1.5 Simplified prompts, added layer defaults, and fixed a few errors. |
| 20080206 | SH | 1.1.4 Fixed Imperial dimension storage, and made input consistent to type of data |
| 20080120 | SH | 1.1.3 Various, including Centre of Wheels used instead of Outside of Wheels (vehicles steer on the centroids of the wheels, not the rims), 'Set-out' point added at Front Left wheel |
| 20070327 | SH | 1.1.2 Trailer plotting |
| 20061213 | TGH | 1.1.1 Initial vehicle orientation from mandatory block selection instead of prompt. |
| 20060324 | SH | 1.1.0 Added BUILDVEHICLE interface to allow overhang and sideswipe analysis. |
| 20070122 | TGH | 1.0.4 Added block plotting. Made code more modular with defined data structure. |
| 20061216 | TGH | 1.0.3 Replaced GETDISTX with originally written version. |
| 20061213 | TGH | 1.0.2 Clarified prompts, changed pline reversal criteria, added undo group. |
| 20020625 | TGH | 1.0.1 Added capability to follow reverse drawn polylines. |
| 20020627 | TGH | Added GETDISTX function to distribution file. |
| 20021025 | TGH | Replaced tracking equation with better algorithm. Removed plot point reduction algorithm. |
To submit revisions, send an email with your revised code.
This program is free software under the terms ofthe GNU (GNU--acronym for Gnu's Not Unix--sounds like canoe)General Public License as published by the Free SoftwareFoundation, version 2 of the License.
You can redistribute this software for any fee orno fee and/or modify it in any way, but it and ANY MODIFICATIONSOR DERIVATIONS continue to be governed by the license, whichprotects the perpetual availability of the software for freedistribution and modification.
If you improve this software, make a revisionsubmittal to the copyright owner. See www.hawsedc.com.
This program is distributed in the hope that itwill be useful, but WITHOUT ANY WARRANTY; without even theimplied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULARPURPOSE. See the GNU General Public License on the World Wide Webfor more details.
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