Portable units (like mobile offices or medical trailers) must still meet specific seismic bracing and flood elevation requirements if they are intended for human occupancy.

Optimize fastener spacing schedules for siding and roof panels, ensuring higher densities in Zones 2 (edges) and 3 (corners).

I can provide the formulas or specific ASCE 7-22 parameters required for your design. Share public link

Structures housing a high number of people or vulnerable populations (e.g., large multi-classroom modular schools, daycare centers).