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Notice: All documentation is specific to Calvin College's site, and may not be applicable to other locations. If you would like to construct your own wind turbine, please consult a professional engineer.

The file contains our report to the Kentwood Zoning Board in preparation for their 21 April 2008 hearing at which Calvin College was granted permanent continuation of our height variance for the Demonstration Wind Turbine.
Foundation Design documents created by Professor DeRooy, Calvin Engineering Professor, PE
  • Foundation