Frequent QuestionsTopoRigor presents some of the usual clarifications to frequently asked questions on topics or techniques related to our area of activity. What is BIM? What is 3D Modeling? What is LIDAR? What is UAV/Drone? What is a Laser Scanner? What is an Architectural Survey? What is the Cadastre? What is Cartography? What is a Topographic Survey? What does a Surveying Engineer do? What is Georeferencing? What is Topography? Ask us your question We will be happy to clarify Contact us Skip back to main navigation