Draws precise slope patterns between two curves using a 2D projection algorithm. Prevents distortion on steep terrain. Supports Elastic, Perpendicular, and Hybrid distribution methods.

This tool is for surveying. From a selected polyline, the app will create a Pline Closure text report, shown in Autodesk® AutoCAD® Text Window, and/or saved to a text file.

JTB Spot Elevation is an app to insert surveying Spot Elevation blocks and manage them on an Edit Properties spreadsheet.

Square off those crooked survey building outlines with a single mouse click.

Square off those crooked survey building outlines with a single mouse click.

The complete solution in 2D. This app provides several commands to draw the Catenary curve in Autodesk® AutoCAD® utilizing different input parameters.

The complete solution in 2D. This app provides several commands to draw the Catenary curve in Autodesk® AutoCAD® utilizing different input parameters.

Quick Plotting by Block name, Polyline layer, Layouts and Views

Quickly divide a closed polyline into smaller parts. A special tool for planning works.

Quickly exports a table of Lines and Texts or Attribute blocks to a Table For the table of unknown attribute blocks, please use BURST command to burst all blocks first.

A road design productivity tool to quickly visualize horizontal sight distance lines along a polyline alignment.

A road design productivity tool to quickly visualize horizontal sight distance lines along a polyline alignment.

Generate layouts quickly from your model space with EasyLayouts!

A plug-in from Esri that brings ArcGIS feature layers, maps, and imagery to CAD professionals working in Autodesk® AutoCAD® and Autodesk® Civil 3D®.

This function draws a sheet of the selected dialog window size and scale.

Plex-Earth brings design-ready imagery, terrain, and Google Earth tools into AutoCAD® and Civil 3D®, powered by Airbus, Maxar, Nearmap, and more. It is built for engineers to design faster & smarter.

Transformation of drawing elements by coordinate transformation according to Helmert.

Morphs one polyline into another by generating intermediate polylines at arbitrary stages of the process.

Dynamic parabolic curve generator in Autodesk® AutoCAD® and Autodesk® Civil 3D®.

A basic recursive random tree generator in 2D and 3D.

Dynamic parabolic curve generator in Autodesk® AutoCAD® and Autodesk® Civil 3D®.

Dynamic grade line generation/query tool.

Interactively positions text characters along lines, polylines, splines, circles, arcs, and ellipses.

Dynamic grade line generation/query tool.