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SNAP-2 Premium

Summit Peak Technologies has been developing the Soil Nail Analysis Program (SNAP) since 2007 in co-operation with FHWA.  SNAP-2 Premium is an enhancement of SNAP-2.  Below is a brief comparison of some of the features. Please see the TUTORIALS for more detailed information.

features
  SNAP
(FHWA)*
 snap-2 (FHWA)**
 Snap-2 PREMIUM***  Trial
 SNAP-2 pREMIUM*** Standard
 SNAP-2 pREMIUM*** Ultimate
Free program updates with bug fixes and new features
  X
  X
X
Server licenseing, allowing multiple programs to run at the same time on different computers
 
  X
  X
X
Multiple soils
 
  X
  X
  X
X
Staging cuts
 
  X
  X
  X
X
Hollow bars
  X
  X
  X
  X
X
Multiple facings, temporary and permanent, with mesh, bars, and studs
 
  X
  X
  X
X
Multi-tiered walls with construction sequences
 
  X
  X
  X
X
Stagecut skipping support
 
 
  X
  X
X
Arbitrary backslope and downslope cuts
  X
  X
  X
  X
X
Shortened T-Forces at lower nails, if desired
 
 
  X
  X
X
Automatic nail shortening
 
 
  X
  X
X
Nail fan support, with fan-out option
 
 
  X
  X
X
Nail horizontal and vertical spacing constraints
 
 
  X
  X
X
Wall top and wall base movement constraints
 
 
  X
  X
X
Non-uniform nails: bars, inclinations, lengths, and positions
 
  X
  X
  X
X
Total cost of wall with cost factor, relating material costs to total wall cost
 
 
  X
  X
X
Breakdown of wall materials by weight, volume, and cost
 
 
  X
  X
X
Volume of excavated soil for each soil type at each staging cut, along with total volumes
 
  X
  X
X
Cost and factors of safety of optimal Value-Engineered (VE) Design
 
 
 
  X
X
Value-Engineered (VE) Design parameters
 
 
 
 
X
List of wall design evaluations
 
 
 
 
X
Interactive design model
 
 
 
 
X
Global stability using Modified Bishop
  X
  X
 
  X
X
Global stability resolution control
 
 
 
  X
X
Vertical tension cracks
 
 
 
 X
X
Failures along soil layer boundaries, custom failure surfaces
 
 
 
 X
X
Factors of safety for staging cuts
 
 X
 
 X
X
Color plot showing factor of safety of failure at every point above and below the slope, with adjustable color scale
 
 
 X
X
Customized report with figures, tables, design checks, and glossary
  X
 X
 X
 X
Verification/Proof test module, with report
  X
 X
 X
 X
X

* SNAP is currently available from FHWA

** SNAP-2 is available from FHWA, click here for SNAP-2 software and manual

*** SNAP-2 Premium is currently available from Summit Peak.

Note: SNAP-2 and SNAP-2 Premium are based on the new and upcoming FHWA Soil Nail Wall Guidelines.