0.1.2.2 (2026-02-28)

– added example files

0.1.2.1 (2024-09-01)

+ update GUI library to Qt 6.4.3

0.1.2 (2022-08-29)

+ flexible pipeline stress assessment with modified IOWA formula

0.1.1 (2021-06-27)

– minor bug fixes

0.1.0 (2020-08-29)

+ multi-ring segmental tunnel lining
+ logitudinal coupled joint springs, rotational and shear stiffnesses can be coupled with spring normal force
+ circumferential point-point spring, line-line springs
+ joint springs can be fully user-defined with JavaScript
+ ground normal and tangential springs. The normal springs are tension only
+ arbitrary load conditions
+ 2D and 3D view
+ results polar view and xy graph view
+ results including segment moment, axial force, shear force, deformation, ground reaction, joint deformation and force, tunnel lining normal and tangential loads view
+ results graphs can be export to svg, png, and pdf file format.