Residential Engineering & Design Services

Shearwater provides civil and structural engineering, ADU and conversion design, permit drawing preparation, and plan-check support for residential projects throughout San Diego County.

Architectural rendering of a single-story detached accessory dwelling unit with gabled roofs and landscaped courtyard

Custom and standard-plan ADU design, including layout development, structural coordination, permit drawings, and plan-check support.

ADU Design

Existing detached residential garage suitable for conversion

Design and engineering support for converting garages and other existing spaces into functional living areas, including layout development, structural modifications, permit drawing, and plan-check support.

Garage & Existing-Space Conversions

Wood roof trusses under construction for a residential building

Structural analysis and design for residential additions, remodels, ADUs, and modifications to existing structures, including framing, shear walls, foundations, connections, and supporting calculations.

Structural Engineering

Stormwater discharge from a drainage pipe into a surface water channel

Residential civil engineering support for site-related project needs, including utility coordination, site layout, and drainage design.

Civil Engineering

Residential accessory dwelling unit floor plan showing bathroom layout and dimensions

Preparation of coordinated permit drawing sets and supporting engineering documents, with revisions and responses through the jurisdictional plan-check process.

Permit Plans & Plan-Check Support

Handheld environmental measurement instrument used during a site assessment

Early-stage review of site constraints, existing conditions, code considerations, and project options to help define a practical path forward before full design begins.

Feasibility & Existing Conditions