MECA Enterprises, Inc. 
  816 W. Elgin   Broken Arrow, OK 74012   USA
  
support@mecaenterprises.com   Inside the US ph:  918-258-2913  fax:  918-258-1057

                                                       Outside the US ph:  (01) 918.258.2913  fax:  (01) 918-258-1057

 

 

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Below is the Revision History for our MECAWind Software Program:

Version

Date Rev.

Description of Revisions
     
2.0.0.6 01/29/08 Corrected bug that kept changing building width back to 1 ft
2.0.0.7 01/30/08 Corrected bug when OH = 0 the zones for C&C were erased
2.0.0.8 02/25/08 Corrected Solid Sign Text error for Case C when S-dim was not an integer.  Resolved potential load error for other structure
    Components and Cladding calculation error only if you switch from an OPEN Building to an Enclosed or Partially Enclosed building.
    Roof type changes to 'Gable' style roof automatically when switching from Open Building roof type (Troughed or Pitched) to an enclosed building.
    'Override mean height of roof & 'Alt Design Wind Pressure' option now allows the user to save it'
    Error Checking now ensures the user doesn't enter a value other than 5 ft (1.5m) or 10 ft (3.0m) for the elevation increment
    Roof Area calculation has been corrected.  In some cases it was wrong.
2.0.0.9 03/03/08 Corrected Solid Sign Text error for Case C when S-dim was not an integer.  Resolved potential load error for other structure
2.0.1.0 03/09/08 Corrected bug.  If bldg ht>60 ft and height was changed, the C&C Elevation was not changed
    If Ht was entered by using override option, then the Alternative Method option was not being enabled when applicable
    When user clicked from Bldg tab to Analysis, the C&C data sometimes lost.  It worked when 'Next' selected.  Bug fixed.
    Reworked the Parapet C&C calc to be more comprehensive and complete.  Revised notation to be clearer.
    C&C for Ht>60 ft the Delete Line option didn't delete Elev. and Populate did not add Elev data.
    Add 'Security' option to top tool bar and simplified Software Activation Menu.
    Add to floating network option to enter Email and Computer ID to help MECA identify who has license locked up.
2.0.1.1 04/12/08 Fixed so Domed Roof doesn't display RHt and EHt
    Enabled use of Elevation increments of any value
    Open Bldg can't enter slope of zero.
    Release license when program uninstalled
2.0.1.2 04/21/08 Updated purchase options for upgraded to software maintenance
2.0.1.3 05/23/08 Corrected bug that changes computer id and causes users copy to be deactivated.
2.0.1.4 05/31/08 C&C sometimes wouldn't save, and added explanation for span and length on C&C
2.0.1.5 08/01/08 Made adjustment to allow program to run on Windows Vista 64bit
2.0.1.6 08/20/08 Corrections to security so that email and description values entered are retained
    Add ability to enter a base elevation for the structure, so that the Kz values are modified accordingly
2.0.1.7 09/18/08 Expand Chimney option to allow more input and control.  Also add Para 6.5.15.1 for factor for rooftop structure
2.0.1.8 09/22/08 Option of 02 code disappeared in last version, so added it back to the menu.
2.0.1.9 09/24/08 Corrections to new Chimney Calculation procedure
2.0.2.0 09/30/08 Revise way in which output screens are loaded to try to fix 'clipboard' error
2.0.2.1 10/13/08 Correct working for Parapet C&C Case B.  Negative press applied to FRONT of face
    Correct bug where clicking tabs didn't always retain values like clicking 'next' and 'back'
2.0.2.2 10/14/08 Correct bug that disabled elevation increment option
2.0.2.3 10/26/08 Corrected bug that displayed detailed results when simplified selected
    Corrected bug to make sure that a code is selected
2.0.2.4 11/10/08 Corrected problem with simplified analysis.  Roof area for gabled roof 1/2 of actual value, and corrected problems with Chimney type not holding values.
2.0.2.5 01/21/09 Important!!  Correct error that produced wrong Bldg Moment by a factor of approx 1/2
2.0.2.6 02/11/09 Increase size of array so that C&C can have more than 100 lines (200 max)
2.0.2.7 02/22/09 Correct bug that resets C&C elev's to Ridge Ht (applies to bldg > 60 ft)
2.0.2.8 04/07/09 There was a bug for C&C on Walls zones 4 & 5.  Program gave 10% reduction for <=7 Deg. should be <=10 Deg
2.0.2.9 11/18/09 Corrected bug with Open structures, the C&C was pulling from Fig 6-11 by mistake
2.0.3.0 12/12/09 Corrected bug that was giving all C&C pressures as 10 psf for enclosed buildings
2.0.3.1 01/11/10 Revision History wasn't displaying
   

***MAJOR UPDATES***

2.1.0.0 04/02/11 Release New Version to Beta Testers.  New version incorporates the following:
    ASCE 7-10, new code with many changes
    Methods to estimate natural frequency of flexible structures
    Removed 'Summarized' output option because it was problematic
    Many other bug fixes and clean-up
2.1.0.1 04/18/11 Various bug fixes for new version
2.1.0.2 05/15/11 Minor bug fixes found during checking
2.1.0.3 06/02/11 Fix bug that caused NaN output, because it treated every struc as flexible
2.1.0.4 6/22/11 Fix bug for Sawtooth that calculates x:12 slope wrong.  Added back total shear
    and moment, but added note that roof and end gable not considered.  Remove
    zone 3 for sawtooth, only 3A, 3B, 3C and 3D should be considered.  Fixed
    problem with opening existing files and not bringing in all data
2.1.0.5 6/23/11 Fix bug where C&C not displaying correctly for Open building