Hiring a structural engineer for home building is essential when converting a garage or adding an ADU. These experts ensure your project meets safety standards, maintains structural integrity, and complies with San Francisco’s strict building codes. They assess foundations, load-bearing walls, and seismic reinforcements to prevent future structural issues. While it may seem like an added expense, their expertise saves money by avoiding costly mistakes and ensuring long-term durability. Investing in professional structural engineering enhances safety, efficiency, and property value.