Chasing a AutoCAD aadon File

[RJLDesign]

Hiya guys im chasing a lsp or addon files for AutoCAD 2000+ that will give me a gives curve RATS in a nice little table for that i can put on my traffic layouts

RATS=
Radius
Arc
Tangent
Secant

If any of you may have a copy your willing to share or know where i could down load it you would make my day day.

Thanks

Rj