What Is A Structural Inspection? A structural inspection is a visual inspection and is done by a structural engineer to confirm the structural soundness of a house or building load-bearing components such as the foundation, columns, or posts. During, structure inspection in Perth the engineer will examine the infrastructure, exterior wall, foundation, insulation, and building envelope of a home. Here are some reasons that your property needs a structural inspection-: Cracks in the walls and windows Drainage issues on the property Heat Loss Issues Decayed timber