TLEN.lsp is a "must-have" for anyone doing take-offs or material estimations. By automating the measurement process, you reduce human error and save hours of tedious work.
Occasionally, similar "Total Length" utilities are offered for free as official plugins.
Always ensure the file extension is .lsp before downloading. Avoid .exe files from untrusted sources, as these are not standard LISP files. How to Install and Run TLEN.lsp in AutoCAD autocad tlenlsp download free
TLEN.lsp is an AutoLISP routine created by Lee Mac (or often attributed to him and other CAD developers). It serves a single, vital purpose: calculating the cumulative length of selected objects in an AutoCAD drawing.
A dialog box will appear showing the "Total Length" of all selected objects. The result is also printed in the command history (hit to see it). Automating the Load Process Always ensure the file extension is
In the file browser, locate the TLEN.lsp file you downloaded.
If your lines are 3D, some versions of TLEN calculate the true 3D length, while others calculate the 2D projection. Verify which version you have if working with 3D models. It serves a single, vital purpose: calculating the
Works with Lines, Polylines, Circles, Arcs, and Splines. Batch Calculation: Select hundreds of objects at once.