NEWEST FEATURES

  • Multi-Directional Slip Analysis added to SVSlope 3D Elite (02/2013)
  • New British Standards supported: BS8006-1:2010 Code of practice for strengthened/reinforced soils and other fills and BS8006-2:2011 Code of practice for strengthened/reinforced soils. Soil nail design
  • Added Anisotropic Linear Model (ALM1) and Modified Anisotropic Linear Model (ALM2) analysis methods(12/2012)
  • Classroom Edition (01/2012)
  • User can now specify vertical side shear resistance in SVSlope 3D (07/2011)
  • It is now possible to assign materials from SVSlope 3D cross-sectional view (07/2011)
  • The aspect ratio of the searching ellipsoid can now be varied as an input parameter in SVSlope 3D (06/2011)
  • Changing the slope limits in a 3D analysis now updates the column display dynamically (06/2011)
  • New kinematic admissibility rules added to dynamic programming. This method now works with the Janbu method of slices (05/2011)
  • Eurocode 7 support added (04/2011)
  • Mohr-Coulomb - Curved surface envelope material model added (04/2011)
  • 3D Models may be cut into 2D models at any arbitrary vertical plane (04/2011)
  • New XZ, YZ profile views to visualize SVSlope 3D models and results (01/2011)
  • Many SVSlope 3D objects can be manipulated in XZ and YZ profile views: wedges, moving wedges, search parameters, and much more! (01/2011)
  • SVSlope most critical center is now displayed in both 2D and 3D (01/2011)
  • All 3D critical slip surfaces can be viewed and filtered in XZ and YZ profile views, similar to SVSlope 2D (01/2011)
  • Display of trial ellipsoids slip surfaces can now be displayed on the 2D cross-sectional views in the back end of the software (12/2010)
  • Critical slip surface ellipsoid properties in 3D can be edited by double-clicking on the graphical object on screen (12/2010)
  • Wedge properties in 3D may be edited by double-clicking on the object (12/2010)
  • Moving wedges now fully supported in 3D (12/2010)
  • Wedge center of rotation is now displayed on the canvas as a sphere or ball in the backend. This can also be hidden or shown with an option on the critical sliding mass dialog (12/2010)
  • Column base contouring in 2D plan view of any primary solution variable along the critical slip surface can now be done (12/2010)
  • New features common to all SVOffice™ 2009 products click here to go to the SVOffice™ feature page
  • Additional features are listed below

FEATURE COMPARISON

Product Version Student Classroom Standard Professional
Feature
 
CAD Windows interface
Yes
Yes
Yes
Yes
Integrated help system
Yes
Yes
Yes
Yes
Batch analysis of groups of models
Yes
Yes
Yes
Yes
Windows XP, Vista, 7, and 8 compatible
Yes
Yes
Yes
Yes
Multi-core CPUs, multi-threading & 64 bit environments supported
Yes
Yes
Yes
Yes
Geometry and Materials
Number of regions
10
Unlimited
Unlimited
Unlimited
Number of materials
3
Unlimited
Unlimited
Unlimited
Finite element integration (number of nodes)
800
Unlimited
Unlimited
Unlimited
Overlapping region geometry
Yes
Yes
Yes
Yes
Import regions from AutoCAD DXF
Yes
Yes
Yes
Import of shape files (SHP)
Yes
Yes
Yes
Import of ESRI ASCII grid files
Yes
Yes
Yes
2D Simulation
Yes
Yes
Yes
Yes
3D Simulation
 
Yes
Yes
Licensed for engineering consulting (commercial licenses only)
Yes
Yes
Method of analysis
Ordinary/Fellenius
Yes
Yes
Yes
Yes
Bishop simplified
Yes
Yes
Yes
Yes
Corps of Engineers #1
Yes
Yes
Yes
Corps of Engineers #2
Yes
Yes
Yes
Morgenstern-Price
Yes
Yes
Yes
Yes
GLE
Yes
Yes
Yes
Yes
Janbu simplified
Yes
Yes
Yes
Yes
Lowe-Karafiath
Yes
Yes
Yes
Spencer
Yes
Yes
Yes
Yes
Sarma
Yes
Kulhawy
*Yes
*Yes
*Yes
*Yes
SAFE ²
*Yes
Rapid Drawdown - Duncan & Wright method
Yes
Rapid Drawdown - Effective stress
**Yes
Rapid Drawdown - Effective Stress Method using B-bar
**Yes
      *requires SVSolid™
      **coupled with SVFlux™
Search Methods - Circular
Grid and Tangent
Yes
Yes
Yes
Yes
Entry and Exit ²
Yes
Yes
Yes
Yes
Slope Search ²
Yes
Yes
Yes
Auto Refine Search ²
Yes
Yes
Yes
Focus Line ²
Yes
Yes
Yes
Yes
Focus Point ²
Yes
Yes
Yes
Yes
Focus Tangent ²
Yes
Yes
Yes
Yes
Fully Specified - Circular ²
Yes
Yes
Yes
Yes
Search Methods - Non-circular
Block Search Point ²
Yes
Yes
Yes
Block Search Line ²
Yes
Yes
Yes
Block Search Window ²
Yes
Yes
Yes
Path Search ²
Yes
Yes
Yes
Greco ²
Yes
Yes
Yes
Dynamic Programming
Yesº
Yesº
Yesº
Yes
Fully Specified
     • Segments ²
Yes
Yes
Yes
Yes
     • Wedge ³
 
Yes
Yes
     • Grid ³
Yes
Yes
     • Ellipsoid ³
Yes
Yes
     • Combination ³      
Yes
Moving Wedges ³
 
Yes
Slip Shape
Circular
Yes
Yes
Yes
Yes
Non-circular
Yes
Yes
Yes
Yes
Composite
Yes
Yes
Yes
Yes
Probability Methods
Monte Carlo ²
Yes
Yes
Yes
Latin Hypercube ²
Yes
Yes
Yes
Distributions:- Normal, Uniform, Triangular, Lognormal ²
Yes
Yes
Yes
APEM ²
Yes
"Floating" Critical Slip Surface ²
Yes
Yes
Yes
1D spatial variability ²
Yes
2D spatial variability ²
Yes
Sensitivity Methods
One-way sensitivity ²
Yes
Yes
Yes
Two-way sensitivity ²
Yes
Groundwater coupling
Ru
Yes
Yes
Yes
B bar
Yes
Yes
Yes
Piezometric lines
Yes¹
Yes
Yes
Yes
Grid of pressure heads
Yes
Yes
Yes
Phreatic correction
Yes
Yes
Yes
Steady-state
Yes
Yes
Yes
Yes
Transient-state
Yes
Climate
Yes
General Features
Tension cracks
Yes
Yes
Yes
Water tables
Yesº¹
Yes
Yes
Yes
Distributed loads ²
Yes
Yes
Yes
Point Load ³
Yes
Yes
Line loads ²
Yes
Yes
Yes
Seismic loads
Yes
Yes
Yes
Reinforcement
Yes
Yes
Yes
Slice 3D models to 2D cross section ³
Yes
Multi-Dimensional Slip Analysis ³ (requires Elite Version)
Material Models
Mohr-Coulomb
Yes
Yes
Yes
Yes
Mohr-Coulomb - Curved surface envelope      
Yes
Undrained
Yes
Yes
Yes
Depth-Dependent undrained
Yes
Yes
Yes
No strength (water)
Yes
Yes
Yes
Yes
Infinite strength (Bedrock)
Yes
Yes
Yes
Yes
Anisotropic strength
Yes
Yes
Yes
Generalized Anisotropic
Yes
Yes
Yes
Shear/Normal function
Yes
Yes
Yes
Anisotropic function
Yes
Yes
Yes
Anisotropic Linear Model (ALM1/ALM2) 4      
Yes
Bilinear
Yes
Yes
Yes
Hoek-Brown
Yes
Yes
Yes
Vertical stress ratio
Yes
Yes
Yes
Drained-Undrained
Yes
Yes
Yes
Power-Curve
Yes
Yes
Yes
Hyperbolic
Yes
Yes
Yes
Drained -Undrained
Yes
Yes
Yes
Frictional-Undrained
Yes
Yes
Yes
Unsaturated-Phi-b
Yes
Unsaturated-Vanapalli
Yes
Unsaturated-Fredlund
Yes
Unsaturated-Vilar
Yes
Interslice Force Functions
Constant
Yes
Yes
Yes
Yes
Half-sine
Yes
Yes
Yes
Yes
Clipped-sine
Yes
Yes
Yes
Trapezoidal
Yes
Yes
Yes
Fully specified
Yes
Yes
Yes
Corps of Eng Assumption 1
Yes
Yes
Yes
Corps of Eng Assumption 2
Yes
Yes
Yes
Lowe-Karafiath
Yes
Yes
Yes
Wilson
Yes
Yes
Yes
Support
End-Anchored bolts
Yes
Yes
Yes
Grouted Tiebacks
Yes
Yes
Yes
Soil Nails
Yes
Yes
Yes
Geotextiles
Yes
Yes
Yes
Piles and Micropiles
Yes
Yes
Yes
User-defined support model
Yes
Yes
Yes
Active vs Passive anchors  
Yes
Yes
Yes
Back Analysis
Yes
Yes
Yes
   º only available with two regions present limit
   ¹ One line only   ² Available in 2D only   ³ Available in 3D only
   4note: use of ALM1/ALM2 in 3D models requires EliteAvailable in 3D only
   º¹ Available with 2 materials present limit º¹ Available with 2 materials present limit

DETAILED FEATURES

  • Export of all model settings to a text file now supported (07/2010)
  • Auto-Search Tension Crack option (2D only) (05/2010)
  • Graph of Force vs Anchor Length (05/2010)
  • Planar Geometry (11/2009)
  • Rapid drawdown of reservoir levels by the effective stress method is available by coupling SVSlope™ with SVFlux™
  • Rapid drawdown (RDD) analysis with the Duncan (1990) three-stage total stress method is also available
  • Spatial variability of material properties aids in improving the calculation of factors of safety (2D only)
  • Climatic analysis in the unsaturated / vadose zone is available by coupling SVSlope with SVFlux™, or by importing pore-water pressures from SVFlux
  • Rapid drawdown of reservoir levels by the effective stress method is available by coupling SVSlope with SVFlux™
  • Rapid drawdown (RDD) analysis with the Duncan (1990) three-stage total stress method is also available
  • Advanced stochastic analysis such as Monte Carlo, Latin Hypercube, and the Alternative Point Estimation Method allow the end-user to determine normal distributions of the factor of safety as well as the probability of failure (2D only)
  • Coupled unsaturated steady-state or transient seepage analysis is available when coupled with SVFlux™
  • Advanced critical slip surface searching algorithms including dynamic programming and Greco search methods (2D only)
  • One- or two-way sensitivity analysis allows the generation of a contoured surface of the factor of safety based on the relationship between two input variables (2D only)
  • New finite element based slope stability methods
  • Simple and powerful user interface allows rapid creation of effective models in two dimensions
  • 14 different analysis methods including classic method of slices such as Bishop, Janbu, Spencer, Morgenstern-Price, GLE, and others
  • Support for 14 different soil strength models including Mohr-Coulomb, Hoek-Brown, Undrained, Anisotropic, Bilinear, Frictional-Undrained, and four unsaturated shear strength strength models
  • Multiple unsaturated soil strength models allow for more extensive analysis of unsaturated soil conditions
  • Extensive support for reinforced slopes
  • Support for the Hong Kong soil nail equation
  • Representation of dry or wet tension cracks
  • Comprehensive visualization of results

MODEL DESIGN FEATURES

  • CAD style entry of geometry based on AutoCAD™
  • Grid, snapping, and object snapping features available
  • Zooming, panning features available
  • Models stored in XML format for speed and easy data transfer
  • Each surface may have multiple regions defined - Regions are extruded between the surfaces on which they are placed
  • Import AutoCAD™ .dxf geometry and incorporate it directly into the model - node points are automatically aligned with line segment end points
  • Problems may be entered in Metric or Imperial units
  • Initial water table may be graphically drawn on the problem or imported from SVFlux™ as pore-water pressure data
  • A central database of soil properties for all entered slope stability problems is maintained; new problems may draw soils from existing problems (Note: this feature does not require SoilVision®)
  • Problem geometry may be imported from existing problems
  • Colors or patterns of soil regions may be specified
  • Manual entry of region coordinate points
  • Sketch text or lines may be added to the model design
  • Graphical model design may be exported as a WMF or DXF file and/or printed
  • Bitmap or DXF geometry may be imported and layered behind model geometry to simplify model creation

OUTPUT FEATURES

  • Color visualization of the critical slip surface is available via our powerful AcuMesh™ visualization software
  • Color contour plots of any problem variable may be placed on any face of the model; custom color shadings may be specified
  • Color contour plots of all relevant variables
  • Plots may be zoomed to isolate any region of interest
  • Plots of value versus time may be generated at any coordinate for all relevant variables
  • Text and line art may be added to output
  • Graphical output may be exported to WMF, DXF, JPG, or BMP formats
  • Animation of any transient results