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  1. Assemble the three boards that make up the I-beam.
  2. Attach the legs, using a framing square to square the legs to the beam.
  3. Attach the rails last. – Do not take the height above ground level of the rails literally.  Depending on the dimensions of your 2x4s this can vary.  Proceed by attaching the short rails where they fit best against the legs. then position the long rails to match. My spreadsheets change dimensions in order to minimize waste.  Each

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The following photos show the results obtained with the following spreadsheet's design

Categories: Architecture


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