UniPile 5.0 Latest Release and History

The latest official release of UniPile is The setup file may be downloaded by visiting:


v. (June 24, 2019) 

  • Fix input forms freezing caused by C1.Win Components previous update

v. (May 17, 2019) 

  • Update activation code algorithmm to handle foreign cultures

v. (June 2, 2017)

  • Correct calculation precision of pile resistance transition height

v. (April 12, 2017)

  • Correct conversion of cell location during bidirectional (O-Cell) test simulation

v. (January 29, 2017)

  • Correct SI/US conversion and importing for culture using comma as a decimal separator

v. (January 9, 2017)

  • Disregard water pressure acting on lower cell in bidirectional loading test

v. (November 22, 2016)

  • Improve connection to dataset

v. (September 26, 2016)

  • Adjust netwwork activation for Dropbox, OneDrive, and Google Drives

v. (July 23, 2016)

  • Improve activation procedure when using Map drive letter

v. (June 23, 2016)

  • Improve activation procedure for network license

v. (March 1, 2016)

  • Validate length of "Name" field to 50 characters

v. (February 25, 2016)

  • Update EXE executable to include latest License.licx
  • Correct CDBL conversion error for Chin-Kondner, Hansen, and Zhang t-z/q-z functions for European culture

v. (October 7, 2015)

  • Update Setup for Windows 10 install
  • Add Project Name to all graphs
  • Correct Project Name entry when printing data and results
  • Improve taper effect calculation for SPT methods
  • Chin-Kondner Hyperbolic: Decrease minimum accepted value for C1 from 0.005 to 0,000001
  • t-z/q-z Functions: revise "ultimate resistance" term to "target resistance"
  • Increase maximum load from 1,000,000 kN to 10,000,000 kN (~2,248,090 kips)

v. (April 12, 2015)

  • Correct calculation of transition height/drag force for when unit shaft resistance decreases with depth
  • Correct display of drag force in design summary when neutral plane is at the toe
  • Override neutral plane to match equivalent raft in pile group settlement analysis
  • Improve precision of 2:1 stress distribution under elongated footings

v. (February 11, 2015)

  • Improve head-down loading test simulation precision
  • Check for Zhang Gamma(Γ) < 0
  • Add Network Users Management

v. (December 6, 2014)

  • Update grid control for compatibility with Chinese Windows 7/8 interface

v. (November 2, 2014)

  • Correct soil settlement calculation below pile neutral plane for swelling soils

v. (October 6, 2014)

  • Update User manual to 5.04
  • Update Examples manual to 5.07
  • Add Demo Examples 11 and 12

v. (October 3, 2014)

  • Add Decourt (SPT) and O'Neill & Reese (SPT) methods
  • Add Sandy Silt and Clayey Silt soil type to accommodate Decourt (SPT) method
  • Include water pressure acting on lower cell in bidirectional loading test
  • Improve accuracy of buoyancy in bidirectional loading test
  • Correct validation of Shoulder Area Ratio, a, for Eslami-Fellenius method
  • Revise unit shaft resistance in pile resistance result
  • Adjust unit shaft resistance at soil layer boundaries
  • Correct file format when exporting CPT/CPTu data to text file
  • Revise "Check for Latest Release" feature
  • Educational Version: Increase allowable pile embedment length to 50m (165 ft)
  • Add Demo Example 10

v. (March 3, 2014)

  • Correct calculations of submerged excavations with negative GWT (i.e. lake condition)
  • Improve exporting of soil data to XMLU

v. (February 10, 2014)

  • Update examples manual and demo examples
  • Add "Convert To Static Method" feature
  • Revise calculation of equivalent Beta
  • Add resistance method and pile embedment to status bar
  • Rename O-Cell to Bidirectional
  • Rename Drag Load to Drag Force
  • Add records capture option when importing SPT and CPT data
  • Correct Eslami-Fellenius toe resistance calculation of Infinity
  • Update tool bar for 125% fonts

v. (November 21, 2013)

  • Update for setup on Windows R8.1
  • Add online registration and activation
  • Improve user validation for CPT and SPT methods
  • Improve toe resistance calculations for Bustamente-LCPC (CPT) method for CPT records with spread larger than 0.75*Pile Diameter

v. (October 7, 2013)

  • Improve user defined ultimate movement limit in T-Z/Q-Z graph
  • Improve t-z/q-z graph synchronization in Ratio Function
  • Remove 0.5<b<3 limit on exponent coefficient, b (t-z/q-z Exponential function)
  • Remove 0<a<0.01 limit on Zhang Coefficient, a (t-z/q-z Zhang function)

v. (September 30, 2013)

  • Correct and improve importing of CPT/CPTu data for other cultures and regions
  • Correct movement scale in T-Z/Q-Z graph
  • Add user defined movement limit to T-Z/Q-Z graph
  • Update examples manual and add Examples 8 and 9

v. (July 23, 2013)

  • Improve validation of Zhang Coefficient, a
  • Correct scaling of t-z/q-z functions graph under when using US units
  • Add residual load status to loading test simulation graphs
  • Update Examples Manual (V.5.04)

v. (July 5, 2013)

  • Correct effective stresses at ground surface when loads with negative elevation are specified
  • Update Examples Manual (v.5.02)

v. (June 27, 2013)

  • Correct calculation of loading test simulation for US Customary units

v. (June 24, 2013)

  • UniPile 5.0 Official Release