Infrastructure
Civil 3D
Design, analyze, and document civil infrastructure projects with model-based workflows built for engineering teams.
BIM and CAD software for civil infrastructure design and documentation — roads, land development, and utilities.

Core Capabilities
Key Features
Everything included in your Civil 3D subscription.
Road & Highway Design
Create dynamic corridor models for roads, highways, and ramps with automatic updating of alignments, profiles, and cross-sections.
Land Development & Grading
Design subdivisions, site grading, earthwork volumes, and lot layouts with automated grading tools.
Pipe Network Design
Design and analyze gravity and pressure pipe networks for water distribution, storm, and sanitary sewer systems.
Survey & Point Cloud Tools
Process field survey data, point clouds from laser scanning, and drone-captured data directly in your project.
Storm & Sanitary Analysis
Perform hydrological and hydraulic analysis integrated with your Civil 3D pipe and surface models.
Quantity Takeoff & Reporting
Generate material quantity reports and earthwork calculations directly from your model for accurate project estimating.
Latest Release
New in Civil 3D 2027
Autodesk releases major updates annually. Here are the highlights.

Autodesk Drainage Tools
Pond, underground storage, channel and catchment tools with storm analysis run from inside Civil 3D through InfoDrainage cloud services. 2027 adds multiple slopes per channel, a pond porosity setting for fill material, FAA and Kirpich time-of-concentration methods, and analysis of arch, elliptical and egg-shaped pipes.

Daylight Feature Line (Tech Preview)
Creates daylight feature lines from grading criteria, with options for station range, side, layer, name and style; the results are standard, editable feature lines. Feature line edits outside a site also run faster, and several crash and undo/redo problems were fixed.

Horizontal Regression Analysis
The tool that fits an alignment to survey data of an existing road or rail line now stays open while you work and shows a live alignment preview in the drawing. It also adds an optional machine-learning detection method alongside the classic method.

Autodesk Assistant
An AI chat in Civil 3D that can check a drawing against a standards file, select objects from prompts, query and change Civil 3D object styles, and analyze surface slope ranges. The newest capabilities are a Tech Preview, and Autodesk states results may not be accurate.
20266 highlights▼

Civil 3D Model Viewer
Opens selected objects, such as corridors and subassemblies, in a separate 3D viewer for review without affecting the drawing. Update 2026.1 added interference checking, a Station Tracker and transparency.

Autodesk Drainage Tools (2026.1 and 2026.2)
Pond, underground storage, channel and catchment objects with drainage analysis powered by InfoDrainage cloud services. From 2026.2 the tools are installed with Civil 3D and add Rational and Modified Rational runoff methods and IDF rainfall sets.

Horizontal Regression Analysis (2026.1)
Creates a best-fit alignment of tangents, curves and spirals from survey data of an existing road or rail line, picked as COGO points, feature lines or polylines. The goal is an alignment that stays as close as possible to the existing location.
Partial surfaces
A surface data reference can be limited to a boundary taken from existing or newly drawn polylines; partial references can be published and exported to LandXML. Update 2026.1 also made surface export to DEM and TIFF faster.
Civil Tools for Autodesk Construction Cloud
Adds alignment awareness to the Autodesk Docs viewer: follow alignment and profile geometry by station, cut perpendicular sections and query the model. Update 2026.2 brought the same tools to Model Coordination.
Project Explorer updates
Rail cant values are available in reports and tables (2026), reports can be exported to XML and tables transposed (2026.1), and object sets can be exported to 3D AutoCAD DWG (2026.2).
Learn More
Resources & Documentation
Videos, guides, and official documentation to help you get the most out of your software.
Guide
What's New in Civil 3D 2027
Autodesk's list of new features in Civil 3D 2027 and the 2027.1 update, with links to each topic.
Data Sheet
System Requirements for Civil 3D 2027
Operating system, CPU, memory, graphics, disk and .NET requirements for Civil 3D 2027.
Video
What's New in Civil 3D 2027 (video)
Nine-minute release overview from Autodesk's infrastructure channel: Autodesk Assistant, Forma Data Management Essentials, Horizontal Regression Analysis, drainage and feature lines.
Guide
Civil 3D 2027 Tutorials
Index of Autodesk's step-by-step tutorial sets, from points and surfaces through corridors, pipe networks and plan production.
Guide
Civil 3D Getting Started Tutorials
Introductory tutorials on the Civil 3D interface, basic navigation and viewing Civil 3D objects.
CAD Masters Training
Civil 3D Courses
Instructor-led courses for all skill levels. Live sessions, hands-on exercises, certified instructors.
Civil 3D Introduction
A thorough introduction to Autodesk Civil 3D for civil engineers and designers covering surfaces, alignments, profiles, corridors, and plan production.
24h course
Civil 3D Introduction — Weekly Series
Civil 3D Introduction spread across four Thursdays. Perfect for professionals who need flexible scheduling. Online only.
32h course
Civil 3D Advanced
Three-day advanced Civil 3D training covering the full advanced workflow: Day 1 — Advanced Corridor Modeling, Day 2 — Advanced Grading, Day 3 — Advanced Pipe Modeling. Can also be taken as individual one-day topic classes.
24h course
Civil 3D Advanced: Corridor Modeling
One-day deep dive into advanced corridor modeling in Civil 3D: complex assemblies, targets, intersections, and roundabouts.
8h course
Pricing
Prices shown are MSRP. As an authorized Autodesk reseller, you pay the same as buying directly from Autodesk. Request a quote to confirm current pricing.
Request a quote to confirm current pricing for your team.
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