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Recent content by carlputnam

  1. carlputnam

    Gas Station Canopy

    This has been a very interesting thread and exactly what I am looking for except I think there is a mistake that everyone has accepted. ASCE7-98 equation 6-20 is for horizontal loads only. "Af" is defined as the projected area normal to the wind not the pressure. I have been...
  2. carlputnam

    Wind load for a gable roof on an open structure

    This is a big gray area because eq 6-20 in (ASCE7 6.5.13) is only for horizontal wind loading, not uplift. "Af" is defined as the projected area normal to the wind direction. I am dealing with light aluminum structures and want to find out how to resist the uplift. The rest of...

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