Category: CHECKWIND

CHECKWIND v5.2.0 released

CHECKWIND v5.2.0 is now live and can be downloaded here. New features and enhancements include:

  • AS 4055: Significant improvements to shielding building detection and height estimation for Shielding Class.
  • AS/NZS 1170: Significant improvements to shielding building detection and height estimation for Shielding Multiplier (Ms).
  • AS/NZS 1170: Fixed incorrect use of “z” instead of “h” in the calculation of the average spacing of shielding structures (ls) as per Section 4.3.3.

CHECKWIND v5.1.0 released

CHECKWIND v5.1.0 is now live and can be downloaded here. New features and enhancements include:

  • SITE: Ignore detected topographic features for analysis by clicking “Review…” and then clicking on the topographic feature.
  • PRESSURES: Specify two internal pressure coefficients and let CHECKWIND work out the critical net building pressures.
  • PRESSURES: View building pressure calculations by clicking on the relevant cell.

CHECKWIND v5.0.0 released

CHECKWIND v5.0.0 is now live and can be downloaded here. New features and enhancements include:

  • View and manage the users/workstations associated with a licence by clicking Licence > Details.
  • Introduction of IS 875 wind analysis (India).
  • Introduction of AASHTO LRFD LTS-1 wind analysis (USA, Asia, Middle East).
  • AS 4055: Significant improvements to Terrain Class detection.
  • AS 4055: Significant improvements to Shielding Class detection.
  • AS 4055: Estimated shielding structure height is more conservative.
  • AS/NZS 1170: Significant improvements to Terrain/Height Multiplier (Mz,cat) detection.
  • AS/NZS 1170: Delete specific Terrain Category zones.
  • AS/NZS 1170: Significant improvements to Shielding Multiplier (Ms) detection.
  • AS/NZS 1170: Estimated shielding structure height (hs) is more conservative.
  • AS/NZS 1170: Automatic internal pressure calculation for permeable/impermeable walls.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Significant improvements to Velocity Pressure Coefficient (Kz) detection.

CHECKWIND v4.7.0 released

CHECKWIND v4.7.0 is now live and can be downloaded here. New features and enhancements include:

  • AS 4055: Improvements to Terrain Class detection.
  • AS 4055: Improvements to Topography Class calculation including criteria for shielding provided by upwind features.
  • AS/NZS 1170: Improvements to Terrain Category detection and Terrain/Height Multiplier (Mz,cat) calculation.
  • AS/NZS 1170: Improvements to Topographic Multiplier (Mt) calculation including criteria for shielding provided by upwind features.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improvements to Exposure Category detection and Velocity Pressure Coefficient (Kz) calculation.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improvements to Topographic Factor (Kzt) calculation.

CHECKWIND v4.6.0 released

CHECKWIND v4.6.0 is now live and can be downloaded here. New features and enhancements include:

  • Reset site location parameters.
  • AS 4055: Option to enable/disable upwind topographic shielding for Topography Class calculation.
  • AS/NZS 1170: Option to enable/disable upwind topographic shielding for Topographic Multiplier (Mt) calculation.
  • AS/NZS 1170: Select between frame and cladding elements for external and local pressures.

CHECKWIND v4.5.0 released

CHECKWIND v4.5.0 is now live and can be downloaded here. New features and enhancements include:

  • Select Design Reference before entering site location.
  • AS 4055: Improvements to Topographic Class calculation including criteria for shielding provided by significant upwind features.
  • AS/NZS 1170: Improvements to Topographic Multiplier (Mt) calculation including criteria for shielding provided by significant upwind features.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improvements to Topographic Multiplier (Kzt) calculation.

CHECKWIND v4.4.0 released

CHECKWIND v4.4.0 is now live and can be downloaded here. New features and enhancements include:

  • Significant speed improvements using multithreading.
  • AS/NZS 1170: Improvements to Terrain Category detection and Terrain/Height Multiplier (Mz,cat) calculation for New Zealand sites.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improvements to Exposure Category detection and Velocity Pressure Coefficient (Kz) calculation.
  • TIA-222-G/TIA-222-H: Introduction of Average Elevation methodology for Topography Factor (Kzt) calculation.

CHECKWIND v4.3.0 released

CHECKWIND v4.3.0 is now live and can be downloaded here. New features and enhancements include:

  • Significant speed improvements when importing topography data.
  • Significant speed improvements when assembling map imagery.

CHECKWIND v4.2.0 released

CHECKWIND v4.2.0 is now live and can be downloaded here. New features and enhancements include:

  • Google map imagery automatically compared against Land Cover Database for sites in New Zealand.
  • AS 4055: Improvements to automatic Terrain Category detection.
  • AS 4055: Improvements to automatic Shielding Class detection.
  • AS 4055: Improvements to automatic Topography Class calculation.
  • AS/NZS 1170: Improvements to Terrain Category detection and Terrain/Height Multiplier (Mz,cat) calculation.
  • AS/NZS 1170: Improvements to shielding structure detection and Shielding Multiplier (Ms) calculation.
  • AS/NZS 1170: Improvements to automatic Topography Multiplier (Mt) calculation.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improvements to Exposure Category detection and Velocity Pressure Coefficient (Kz) calculation.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improvements to Topography Factor (Kzt) calculation.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Upwind shielding sector plotted for Topography Factor (Kzt).
  • AS/NZS 1170: Option to use Parapet Height (hp) value for all locations and wind directions simultaneously.
  • Users can now specify a negative water surface level.

CHECKWIND v4.1.0 released

CHECKWIND v4.1.0 is now live and can be downloaded here. New features and enhancements include:

  • Updates to Terrain Category, shielding structures and Exposure Category detection algorithms to account for recent changes to Google’s map data format.
  • AS 4055: Override Shielding Classification to account for future developments and heavily wooded areas.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Updated ice wind speed maps for Puerto Rico, U.S. Virgin Islands, Guam and American Samoa.
  • ASCE 7-10/ASCE 7-16/TIA-222-G/TIA-222-H: Improved Topography Factor (Kzt) calculation including an option to adopt Crown Castle reference ENG-PRC-10040 design methodology.
  • TIA-222-G/TIA-222-H: View average upwind terrain level in Topography Factor (Kzt) review dialog.