Features
New and Enhanced Features
3D Model Viewer
The Civil 3D Model Viewer provides a dedicated 3D environment for visualising, validating, and reviewing models throughout the design process. Examine complex design elements including corridors and subassemblies with greater visibility and engineering context while maintaining familiar Civil 3D workflows.
Autodesk AI
From planning and conceptual design through to engineering analysis, Autodesk AI supports Civil 3D workflows across the AECO project lifecycle, helping teams work more effectively during design development and project delivery.
Autodesk Assistant
Access AI assisted support directly within Civil 3D. Autodesk Assistant helps users troubleshoot workflows, understand software functionality, and resolve design questions without leaving the working environment.*
Autodesk Assistant Tech Preview
Gain early access to additional AI powered capabilities currently under development. Using contextual drawing information, Autodesk Assistant can analyse objects, summarise properties, and help users navigate drawing components within design workflows.*
Horizontal Regression Analysis
Generate smooth horizontal alignments from existing survey information for linear infrastructure projects including rail, roads, highways, and pipelines. Civil 3D calculates tangents, curves, and transition spirals that closely match measured survey points, helping engineers recreate or refine geometry with minimal variation from real world conditions.
My Insights for Civil 3D
Access individual or team based insights generated from Civil 3D usage data. Practical recommendations, feature guidance, macros, and personalised tips help teams complete projects more efficiently based on how they work.
*Powered by AI. Responses may contain inaccuracies. Please verify information independently.
Connected Design and Collaboration
Activity Insights
Access detailed multi user activity information across Civil 3D project environments. Track more than 35 activity types including version history, file comparison data, and user events across Forma Data Management, local storage environments, and supported cloud platforms.
Connected References
Locate and resolve missing external drawing references more efficiently. Within Forma Data Management, Civil 3D can recommend updated file paths for renamed or relocated references, reducing manual corrections and helping maintain project continuity.
Connected Sheet Set Manager
Manage sheet sets through cloud connected workflows. Civil 3D integrates with Forma Data Management to support online sheet set access, saving, and management while helping teams keep project file updates aligned across collaborative environments.
Connected Support Files
Allow CAD managers to define project aware support files and settings for projects managed in Forma Data Management. Teams can access and edit DWG files using the intended support files without additional configuration requirements for individual users or installations.
Forma Data Management Essentials
Included with standalone Civil 3D subscriptions, Forma Data Management Essentials provides a centralised cloud environment for organising, viewing, and sharing project information. Capabilities include 2D and 3D viewing, markups, search and filtering, folder permissions, issue tracking, and controlled information exchange.
Push to Forma Data Management
Publish sheet sets as PDF deliverables directly from Civil 3D into Forma Data Management. Maintain organised, accessible deliverables connected to current project information through cloud based publishing workflows.
Surface Modelling
Create, edit, and save large surface models more efficiently using TIN surface companion (.mms) and grid surface (.grs) files. Civil 3D stores surface data externally alongside the drawing file, improving performance when working with large terrain models and reducing unnecessary processing when geometry remains unchanged.
Point Cloud Tools
Import point cloud data from laser scanning and reality capture technologies to model existing terrain, surfaces, and structures. Use point cloud information within Civil 3D to reference real world site conditions, support accurate design decisions, and strengthen existing conditions modelling workflows.
Surface Analysis
Carry out terrain and surface analysis using elevation, direction, slopes, slope arrows, contours, watersheds, and water drop paths. Analyse surface behaviour and terrain conditions to support engineering assessment, planning, and design activities.
Surface Editing
Refine existing surface definitions using controlled editing operations that preserve original source information. Add edits within the surface definition to review, manage, and reorder modifications without altering underlying surface data components.
Surface Level of Detail
Control the amount of surface geometry displayed within Civil 3D. Apply higher or reduced levels of detail to improve performance when working with large surfaces while retaining the visual accuracy required for current engineering tasks.nctionality.
Surface Masks
Use surface masks to hide or visually isolate selected surface areas without changing underlying data. Apply masks to conceal regions or display portions of a surface using specified render materials, helping teams focus on relevant drawing information.
Surface Modelling Tools
Create Civil 3D surfaces using points, breaklines, boundaries, and contours, with support for TIN, Grid, Cropped, and Corridor surface types. Surface modelling tools help represent terrain conditions, infrastructure geometry, and site information for design, analysis, and documentation workflows.
Surface Volumes Dashboard
Use the Volumes Dashboard to analyse volume surfaces and bounded regions within Civil 3D. Calculate cut, fill, and net volumes, review calculation results, generate reports, and insert volume information into drawings to monitor surface changes.
Surface Watersheds
Analyse terrain drainage behaviour using watershed tools within Civil 3D. Evaluate runoff paths, drainage patterns, and contributing catchment areas to understand how water moves across surface models for planning and engineering design.
Site and Survey
Automate grading assessment for land development projects using optimisation algorithms that establish smooth surface conditions while meeting defined grading requirements and engineering criteria.
Field to Finish Workflow
Define survey point connectivity and symbology using field captured information aligned with feature names and field codes configured within Civil 3D.
Geotechnical Modeler
View and interpret geotechnical information directly within the Civil 3D environment to support subsurface analysis, ground investigation review, and civil engineering design workflows.
Grading Tools
Design finished ground surfaces using specialised grading tools and commands that support the efficient management of grading groups, styles, and criteria sets.
Site Design Tools
Organise and manage parcels, alignments, gradings, and feature lines that share a common topology within named site collections.
Survey Tools
Download, create, analyse, and adjust survey information while improving the transfer of field captured data between site operations and office based design environments.
Corridor Modelling
Multi Baseline Corridor
Create and configure complex multi baseline corridor models more efficiently for advanced road, rail, and linear infrastructure design projects.
Subassembly Composer
Create and modify complex corridor subassemblies using a visual authoring environment without programming requirements.
Assemblies and Subassemblies
Use assemblies and subassemblies to establish the core building elements of roadway, transport, and alignment based infrastructure designs.
Corridor Design Tools
Develop dynamic, data rich corridor models for road, highway, and rail infrastructure projects. Build rail corridor models that incorporate track layouts, switches, turnouts, and cant calculations for accurate engineering design.
Corridor Transitions
Create and manage corridor transitions when adjusting subassembly parameters between design values. Additional controls make transition movement and transition ordering easier to manage.
Export Corridor Data
Extract corridor feature lines for use in grading objects and related design projects. Feature lines can be extracted collectively, individually, or from selected corridor regions and polygon areas.
Intersections and Roundabouts
Create dynamic three way intersections, four way intersections, and roundabout layouts for roadway and transport infrastructure designs.
Advanced Roundabout Design
Model roundabouts according to defined design standards and integrate them into existing corridor models. Designs update automatically when corridor alignments are modified.
Subassembly Deployment and Management
Manage assemblies and subassemblies more effectively by sharing custom subassemblies through common project locations. Corridor models using shared components can adopt updated versions more efficiently.
Drainage Design & Analysis
Catchments
Define drainage areas using catchment objects by creating boundaries and flow paths to model and assess surface runoff behaviour within drainage systems.
Channels
Create and modify stormwater control channels as feature lines within drainage system models, complete with defined geometry and supporting analysis data.
Drainage System Analysis
Design and assess drainage systems directly within Civil 3D using cloud based analysis capabilities powered by InfoDrainage.
Ponds
Create, define, and edit ponds within drainage system models and connect them to gravity pipe networks for stormwater management and runoff control.
Rainfall Manager
Manage rainfall events and rainfall datasets through a centralised Rainfall Manager that supports consistent drainage analysis and reliable hydraulic modelling workflows.
Hydraulics and Hydrology Tools
Carry out a broad range of stormwater and water management tasks including storm sewer modelling, watershed analysis, detention pond modelling, and culvert, inlet, and channel analysis.
Modelling Pipe Networks
Create 2D and 3D utility network models for stormwater systems, sanitary sewers, and related underground infrastructure networks.
Pressure Network Design
Create 3D pressure network models for water transmission and utility infrastructure systems. Additional layout and editing controls support pressure network merging, DREF synchronisation improvements, and enhanced part symbol visibility.
Underground Storage
Add, configure, and modify underground storage components within drainage system models to capture, contain, and temporarily store stormwater runoff.
Plan Production and Documentation
Plan Production Tools
Create plan only, plan and profile, profile only, and section sheets using automated plan production capabilities within Civil 3D.
Quantity Takeoff
Extract, calculate, and report material quantities and volume information from surfaces, corridors, and sectional datasets.
Sheet Set Manager
Organise, manage, and maintain drawing sheets using Sheet Set Manager to support efficient documentation and controlled drawing workflows.
Interoperability
Support site planning and infrastructure design using real world contextual basemaps. Access high resolution satellite imagery, aerial photography, OpenStreetMap layers, and monochrome map styles.
3ds Max Interoperability
Export Civil 3D design information for use in Autodesk 3ds Max to produce professional visualisations and presentation quality project outputs.
ArcGIS® Data
Import ArcGIS datasets into Civil 3D using Autodesk Connector for ArcGIS, then publish or export design information back into ArcGIS environments.
Exchange Data with InfraWorks
Incorporate conceptual design and context modelling into Civil 3D workflows. Use existing conditions information to assess alternatives, strengthen engineering decision making, and support detailed design and documentation activities.r.
IFC Import and Export
Import and export IFC 4.3 data to exchange Civil 3D infrastructure models with IFC certified software platforms and applications.
Import from ReCap Pro
Use Autodesk ReCap Pro point cloud information within Civil 3D to support reality capture workflows, existing conditions modelling, and surface development activities.
Productivity, Automation and Customisation
Automatic Alignment Tag Renumbering
Automatically renumber alignment tags using AutoRenumber to support faster, more controlled labelling workflows within Civil 3D.
Customise UI (CUI)
Customise the Civil 3D user interface to improve accessibility, usability, and efficiency for frequently performed tasks.
Dynamo for Civil 3D
Use Dynamo’s visual programming environment to automate repetitive design activities and support more consistent Civil 3D workflows.
Project Explorer
Use Project Explorer to interrogate, validate, edit, report on, and export complex Civil 3D model data. Improved navigation and enhanced custom property tools support efficient model management and reporting activities.
Application Programming Interface (API)
Automate workflows, create custom commands, interact with design objects and datasets, and integrate Civil 3D with additional software environments.
Autodesk App Store
Extend and customise Civil 3D functionality using Autodesk approved apps, add ons, and extensions.
Have Questions About Complex Applications?
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