It automated the drawing of topographic contour lines and allowed engineers to calculate cut-and-fill volumes for road design and site grading. Why the "Hot" Status Persists Today

: Specialized in concrete reinforcement (ferraillage).

: Dedicated to formwork (coffrage) design, used for creating beams, walls, and structural layouts.

It looks like you are targeting a very niche group of engineers and surveyors using legacy software modules.