Engineering CAD & Design Tutorials
Learn standard procedures for extracting Civil 3D alignment exports, validating vertical curve K-values, calculating superelevation runoff transitions, and processing DTM survey datasets.
ℹ️ Instructional Notice:
All station chainages and coordinate references demonstrated in these workflows use synthetic example data created solely for technical instruction and software verification.
Tutorial Courses (4)
Choose a focused workflow
Each tutorial is published on its own page so that its method, assumptions, and practical checks can be reviewed independently. The examples use synthetic training data; confirm all project inputs and the applicable client standard before issuing design information.
How to Export and Clean Horizontal Alignments in Civil 3D
Learn standard professional workflows for exporting horizontal curves from Autodesk Civil 3D, stripping duplicate tangent coordinates, validating radii against AASHTO/ERA design speeds, and formatting administrative submittal tables.
Profile DesignAuditing Vertical Profile Slopes and Safety K-Values
A step-by-step engineering tutorial explaining how to audit crest and sag vertical parabolic curves, compute algebraic grade differences, and verify K-values against Stopping Sight Distance safety envelopes.
Geometric AlignmentCalculating Superelevation Transitions and Re-importing to CAD
Learn how to compute superelevation runoff and runout lengths, distribute transition stations along tangents and curves, audit drainage flat-spots, and re-import transition CSV files into Civil 3D.
Surveying & GISSurvey Point Dataset Cleaning and TIN Surface Modeling
A comprehensive guide to filtering total station survey points, cleaning description codes, enforcing 3D breaklines, and checking Digital Terrain Models (TIN surfaces) in Civil 3D.