Engineering Services

Structural Engineering & Building Design

XE delivers complete structural engineering solutions for residential, commercial, and public facilities. From structural system design to foundations, retaining walls, seismic upgrades, and shoring, our plans and calculations are fully code-compliant and permit-ready.

Our Capabilities

Comprehensive structural engineering services from concept through construction

New Construction Design

Complete structural design for residential, commercial, and industrial buildings from concept through construction documents.

Seismic Retrofit & Rehabilitation

Evaluation and upgrade of existing structures to meet current seismic codes and improve safety performance.

Foundation Systems

Design of shallow and deep foundations, including spread footings, mat foundations, and pile systems.

Residential & ADU Structures

Efficient structural solutions for single-family homes, multi-family buildings, and accessory dwelling units.

Steel & Concrete Structures

Design of structural steel frames, reinforced concrete, post-tensioned slabs, and composite systems.

Industrial & Warehouse

Structural design for warehouses, manufacturing facilities, and heavy equipment foundations.

What We Deliver

Every project receives a complete, permit-ready package including all necessary documentation for building department review and approval.

Structural calculations and analysis
Construction drawings (plans, sections, details)
Foundation design and specifications
Framing plans and connection details
Seismic force-resisting system design
PE-stamped documents for permit
Plan check response support
Construction observation (optional)

Project Types

Single-family residences
Multi-family apartments
ADUs and JADUs
Commercial office buildings
Retail and mixed-use
Industrial warehouses
Seismic retrofits
Foundation repairs
Structural additions
Historic renovations

Code Compliance

CBC 20252024 IBCASCE 7-22ACI 318-25AISC 360-22AISC 341-22NDS 2024