Structural Engineering & Design

Beam sizing, foundation design, framing plans, seismic checks, steel and timber design, and permit-ready structural documentation.

ADU & Garage Permit Support

Engineering Documentation for Permit Approval

Our structural design services cover the full range of residential engineering documentation. We prepare load calculations, member sizing, connection details, seismic design notes, and permit-ready structural sheets.

Beam and column sizing with full calculations
Foundation design — footings, slabs, piers, stem walls
Wall framing plans with header and opening notes
Roof framing plans and rafter layout
Steel beam and column checks
Timber framing design and documentation
Seismic load design where required
Load path verification and holdown notes

Place Order

Structural Documentation

What's Included in Structural Services

Foundation Design

Continuous footing layout and sizing
Concrete slab plans and notes
Pier and grade beam layouts
Stem wall details and reinforcement
Anchor bolt and holdown notes
Foundation calculations

Wall Framing

Stud size and spacing notes
Post and column sizing
Beam and header sizing
Wall opening documentation
Shear wall notes and locations
Hold-down anchors and connections

Roof Framing

Rafter size and span documentation
Ridge beam sizing where applicable
Hip and valley member notes
Roof truss coordination notes
Bearing wall and point load notes
Roof slope and overhang details

Steel Design

Steel beam sizing — W-shapes and HSS
Steel column design
Lintel and header design
Connection type notes
Code reference documentation
Structural calculation package

Timber Framing

Sawn lumber beam and post sizing
Glulam and LVL member design
Rafter and joist sizing
Connection and bearing notes
Species and grade references
Timber calculation package

Seismic & Lateral Design

Seismic design category assessment
Lateral force calculations where required
Shear wall location and sizing
Holdown and anchor design
Diaphragm notes
Load path documentation

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