Why Choose 3DEC?

POWERFUL

  • Both continuum and discrete model simulations possible
  • Numerical stability with large displacements, including collapse
  • Cycle up to 2x faster for typical applications in Version 5.2
  • Build very large models (64-bit)
  • 13 built-in material behaviors and 8 creep constitutive models
  • Automatic Factor of Safety analysis
  • Capable of groundwater flow, thermal, and dynamic analyses
  • Coupled solutions
  • Accommodate complex materials and pore pressure distributions
  • Assess service limit state criteria
  • Create custom functions using FISH
  • Customize material behaviors efficiently using optional C++ User-Defined Models (UDM) for both zones and joints

EFFICIENT

  • Multi-core processing
  • Optimized solution calculations
  • 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 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
3DEC Updates

Latest News
  • 2020 Peter A. Cundall Award ...
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  • Itasca Symposium 2020 Technical Papers and Statistics ...
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  • Itasca Symposium 2020 - Registration Now Open! Registration is now open for the Fifth International Itasca Symposium....
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Upcoming Events
17 Feb
Itasca Symposium 2020
The Fifth International Itasca Symposium will be held at the University of Vienna (Austria). The Symposium will features the applicatio... Read More
9 Mar
FLAC Introductory Training - Minneapolis
FLAC is numerical modeling software for advanced geotechnical analysis of soil, rock, groundwater, and ground support in two dimensions... Read More
16 Mar
FLAC3D Introductory Training - Minneapolis
Three days of general feature training addressing basic concepts and recommended procedures for geotechnical numerical analysis.... Read More