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  1. knadia

    Gas station Canopy Footing

    wind uplift - check traffic surcharge to check for downward pressure - check Thanks so much for all your input. love this forum. nadia
  2. knadia

    Gas station Canopy Footing

    Thanks guys! I am only designing the 4 footings. The columns and superstructure are designed by the canopy manufacturer who didn't take into account an impact load but the columns are HSS 15x6 or something big like that. My area of expertise is buildings not these small structures and my...
  3. knadia

    Gas station Canopy Footing

    The latter is the correct answer. When cars/trucks pull up to fill up its usually slow speed. Or worst case when the oil tanker drives by to fill up the underground tank. Do I need to include the load of these vehicle on the footings for these columns that support the canopy?
  4. knadia

    Gas station Canopy Footing

    frv - Can you please elaborate?
  5. knadia

    Gas station Canopy Footing

    Hi, The gas station canopy is 102'x30' and supported by 4 HSS columns. I am designing only the footing and making sure it is sized for a moment as well as axial load provided by canopy manufacturer. Below the canopy is a slab on grade. The bottom of each of the four footings will be 4'-0"...
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