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FIGURE 1. A schematic flowchart for the developed approach to integrate BIM and GIS models for wind damage analysis.
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FIGURE 2. The logic behind the developed algorithm in terms of Revit Dynamo to link between the GIS shapefile and parametric BIM model.
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FIGURE 3. The parametric BIM modeling Python algorithm to convert the 2D building footprint to a 3D solid building.
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FIGURE 4. A schematic workflow to transform the 2-D GIS community model to a 3-D integrated BIM-GIS model of the community.
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FIGURE 5. Community-level geometry generation for buildings (A) BIM model of the community; (B) Low-resolution geometry; (C) High-resolution geometry; (D–E) Close-up views on buildings showing the size of the mesh used to generate the geometry.
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FIGURE 6. The modeled digital wind tunnel along with the resulted wind flow across the community (A) Digital wind tunnel setting; (B) Wind flow across the community; (C) Close-up view on the modeled wind flow.
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FIGURE 7. The spatial variation of the wind speed and wind pressure at the community-level (A) Wind speed contour across the community; (B) Wind pressure on buildings; (C) wind profile one across buildings; (D) wind profile two across buildings.
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FIGURE 8. The geographical location of Mexico Beach with respect to the state of Florida with a close-up view on the chosen study area within Mexico Beach, FL.
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FIGURE 9. The evolution of Hurricane Michael in the Gulf of Mexico and its landfall on the US along with the spatial variation of wind speed across the southeast of the US.
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FIGURE 10. The building footprint for the study area in Mexico Beach, FL along with the new BIM and GIS model (A) Footprint for the buildings within the study area; (B) The BIM model for the community; (C) The BIM model of the community georeferenced in a 3-D GIS environment.
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FIGURE 11. The modeled wind flow for the study area (A) The spatial distribution of wind speed across the community; (B) Close-up view on the wind speed contours.
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FIGURE 12. Wind pressure distribution: (A) The distribution of surface wind pressure on buildings across the community; (B) Close-up view on the building-level wind press distribution.
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FIGURE 13. Wind flow analysis results (A) Wind flow lines across the community color-coded based on the variation of their wind speed; (B) Close-up view on the variation in wind flow and wind speed.