Introductory / Promotional Rates Professional Structural Engineer. > 40 years experience. Analysis / Design for Structural Complications. Industrial, Commercial, Residential Projects. Wood Structures. Floor, Walls, Roof/ceiling frames, Trusses. Crawl space/basement. Concrete Structures. Commercial Plazas, Residential Buildings. Frames, CNC and normal foundations, water tanks etc. Steel Structures. Buildings, Warehouses, Industrial frames, Plants, equipment, etc.