Designing Structures,

Building Relationships

Milledge Lane | LXN Architecture

What’s in a name?

At 2x4 Engineering Design, our name reflects our approach to engineering—practical, essential, and reliable. The 2x4 (commonly know as the 90x45 timber stud) is a fundamental building element in construction, symbolising structural integrity, efficiency, and flexibility. Just like the 2x4 is a core element in construction, our engineering expertise provides the foundation for safe, efficient, and well-designed structures.

More than just engineering, we focus on building lasting relationships with our clients, be it architects, builders, or other design professionals —delivering solutions that are not only structurally sound but also tailored to real-world needs.

Bell Bouy Beach | LXN Architecture

Our Services

  • Design in steel, timber, masonry, engineered/mass timber, precast, and reinforced concrete across various building types.

    Comprehensive design reports, proof checking, detailing reviews, and site inspections.

  • Infrastructure planning and design, including carparking, driveways, drainage, and pavements associated with buildings

  • Facility and Building investigations, reporting, repairs and maintenance strategies.

  • Overflow engineering support, engineering secondment, independent verification, staff back up, leave coverage, Australian Standard compliance reviews, third party design review and certifications, proof checking

Pelham Street Townhouses | LXN Architecture

Specialist Sectors

  • High-End & Boutique Residential Architecture

    We collaborate closely with architects and designers to deliver finely detailed, structurally sound solutions for bespoke residential projects. Whether it’s a contemporary masterpiece or a heritage restoration, we focus on precision, material efficiency, and seamless integration of engineering with architectural vision. During construction, we understand that high-end residential projects demand a high level of detail, coordination, and responsiveness. We provide timely, clear, and practical solutions to contractors, ensuring smooth execution on-site while maintaining design intent and project timelines.

  • Educational Spaces

    From early learning centres to universities, we design robust and adaptable educational spaces that support learning and development. Our experience includes new builds, extensions, and refurbishments, ensuring safe, functional, and future-proof structures. We also specialise in childcare and family centres, where safety, accessibility, and flexibility are critical.

  • Commercial Construction

    We provide structural solutions for office buildings, retail spaces, and mixed-use developments. Our approach balances cost-efficiency with durability, ensuring commercial buildings meet both aesthetic and performance expectations while accommodating future adaptability.

  • Multi-Residential & Low-Rise Construction

    Our expertise in multi-residential projects includes apartment complexes, townhouses, and mixed-use developments. We optimise materials, construction techniques, and engineering solutions to deliver cost-effective, structurally efficient, and sustainable housing solutions.

  • Aged Care & Health Facilities

    We design safe, accessible, and highly functional environments for aged care, hospitals, and medical facilities. Our engineering solutions consider patient and staff needs, ensuring compliance with health sector regulations while optimising durability and long-term maintenance.

  • Sports & Recreational Facilities

    From stadiums and gymnasiums to aquatic centres and community recreation spaces, we engineer structures that accommodate high loads, dynamic forces, and long spans. Our solutions support functionality, durability, and user experience in high-traffic environments.