Structural Engineering Services

At AC Structural Engineering Inc., we provide practical, code-compliant structural engineering solutions for residential, commercial, and specialty projects throughout Southern California. Whether you’re planning a new building, renovating an existing structure, repairing structural damage, or preparing permit documents, our experienced engineers deliver clear guidance, reliable calculations, and buildable designs that keep your project moving forward.

  • Structural design and engineering for custom homes, multi-family buildings, home additions, remodels, ADUs, garage conversions, foundation systems, framing modifications, and load-bearing wall removals.

  • Structural engineering services for office buildings, retail centers, mixed-use developments, tenant improvements, warehouses, fitness centers, restaurants, schools, and other commercial facilities.

  • Preparation of permit-ready structural drawings and engineering calculations, including framing plans, beam sizing, connection details, foundation plans, and structural notes for building permit submittals.

  • Structural analysis and design to ensure buildings comply with current California Building Code (CBC) seismic and wind load requirements. We also provide seismic strengthening solutions for existing structures.

  • Engineering evaluations and retrofit design for soft-story buildings. We provide structural calculations and construction drawings that meet local jurisdiction and California building code requirements.

  • Comprehensive on-site structural evaluations for foundation settlement, wall and ceiling cracks, framing deficiencies, moisture damage, storm damage, fire damage, and other structural concerns.

  • Inspection and reporting services that comply with California SB 326 and SB 721 requirements for condominium associations and multifamily residential properties. When deficiencies are identified, we provide complete structural repair designs and permit documents.

  • Engineering evaluations following fire, water intrusion, vehicle impact, earthquake, storm damage, deterioration, or construction-related damage. We develop practical structural repair solutions and construction documents.

  • Structural design for retaining walls, site walls, equipment pads, exterior stairs, canopies, shade structures, and other site-related structural elements.

  • Independent structural peer reviews, engineering consultation, construction site observations, and field verification to help ensure projects are built in accordance with the approved structural plans and engineering intent.