Roundabouts Cul de Sacs and Knuckles
5/22/2025
Doug Medley, an Infrastructure Technical Specialist for DDSCAD, delivers a detailed instructional webinar on how to construct a Roundabout, a Cul-de-Sac, and a Knuckle in Civil 3D.
The presentation is a part of series of on-going education webinars for the Florida Engineering Society.
From the Digital Drafting Systems Inc YouTube Channel.
Comments
Once again Doug delivers a useful Powerpoint presentation that demystifies the Autodesk Vehicle Tracking and the Civil 3D Roundabout Feature backed by a solid and instructive demo in Civil 3D.
The presentation also covers significant Corridor edits:
How to construct a Cul-de-sac by adding a Corridor Baseline with Alignment (horizontal), Profile (vertical), and Assembly (cross section) targets.
How to build a basic Knuckle by splitting a Corridor Region and editing the width target of a roadway Assembly's Lane subassembly.