WinRECOL Features In v5.0.5 LRFD * Windows Graphical User Interface (GUI) * Analyze, Design and Check Columns * AASHTO LFD/LRFD or Caltrans LFD/LRFD Design Criteria available * Ultimate Strength Theory * English or Metric Capability for Input and Output * Arbitray Symmetrical Shapes, Standard Cross Sections and Voided Cross Sections * Arbitrary or Predefined Rebar Patterns * Interaction Diagram Plots * Moment Magnification for Slenderness * Spiral Reinforcement for Plastic Hinging * VERSION UPDATED: Added load modifier factors fro ductility, redundance & importance(AASHTO 1.3.2.1) * VERSION UPDATED: Changed Phi to .90 for 'ALRFD' extreme event I(seismic) (AASHTO 5.10.11.4.1b) * VERSION UPDATED: LRFD(Caltrans & AASHTO) All zones. LRFD 3.10.9.4.3d, only divided elastic EQ moments by response modifaction facor, R. not axial load. * VERSION UPDATED: Added calculation of plastic shear for each plastic moment direction for WinFAD input file(*.fad) * VERSION UPDATED: ALRFD Str-II include PL & BR, CLRFD Str-II DO NOT include PL & BR * VERSION UPDATED: CLRFD CR & SH always max=1.25 & min=.90 for Str-Iv