Why Choose 3DEC?

POWERFUL

  • Both continuum and discrete model simulations possible
  • Numerical stability with large displacements, including collapse
  • Build very large models (64-bit)
  • 12 built-in material behaviors and 8 creep constitutive models
  • 6 built-in joint models
  • Automatic Factor of Safety analysis
  • Capable of groundwater flow, including flow through joints and groundwater matrix (i.e., permeable solids) fluid-flow between fractures
  • Proppant simulation in fluid-filled joints
  • Coupled mechanical-hydro-thermal solutions possible
  • Accommodate complex materials and pore pressure distributions
  • Assess service limit state criteria
  • Create custom functions using FISH or Python
  • Perform thermal and dynamic analyses (options)
  • Customize material behaviors efficiently using optional C++ User-Defined Models (UDM) for both zones and joints (option)

EFFICIENT

  • Multi-core processing
  • Optimized solution calculations
  • Multi-threaded FISH scripting
  • Customize material behaviors efficiently using optional C++ User-Defined Models (UDM)

RELIABLE

  • Realistic physical solutions
  • Natural evolution of failure
  • Transparent methodology with all equations and algorithms fully documented
  • Built-in constitutive models are open-source; no black boxes
  • Strong software support led by an experienced team of engineers, scientists, and software developers
  • Extensive manuals and documentation
  • Automated update notification

PROVEN

  • Tested against analytical solutions
  • Used by Itasca’s own consulting engineers and scientists
  • A large repository of worked examples and validations with more than 1,000 published journal and conference papers
  • Used worldwide by a wide variety of industries, universities, and government agencies

FLEXIBLE

  • General by design
  • Access to almost all internal variables using FISH or Python scripting
  • CAD interoperability
  • Import/export ASCII data
  • Human-readable data files
  • Users may write their own constitutive models, and may modify, or add to, most of the built-in algorithms using the optional C++ UDM
  • Standard license is portable between computers and users
  • Multiple seat network licenses available
  • Monthly and annual leases available

ECONOMICAL

  • No CPU limits
  • No annual maintenance fee
  • Academic discount
  • Two instances of 3DEC can be run on a single computer with a standard license
  • Standard license is portable between computers and users
  • Monthly and annual leases available

Latest News
  • Workshop: The “Big Five”: Numerical Modeling of Cave Mining The objective of this MassMin2020 workshop is to review the “Big Five” geomechanical challenges associated...
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  • 2019 Sloan Outstanding Paper Award Dr. Mojtaba Bahaaddini (Shahid Bahonar University of Kerman), along with Associate Professor Glenn Sharrock (Itasca/UQ),...
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  • Itasca Awarded Prestigious Caving 2040 Research Grant Itasca’s research aims to answer the key industry question “how should block caves be designed...
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Upcoming Events
1 Dec.
WEBINAR: What’s New in 3DEC Version 7
This webinar is for people who have used 3DEC before and are interested in the latest developments.... Read More
4 Dec.
Analyses of Embankment Dams and Slopes Using FLAC
This hands-on, virtual training course is 16 hours total, spread over four days in a 1.5-week period, and covers the analysis of embank... Read More
8 Mar.
FLAC3D Introductory Training - Minneapolis copy
... Read More