Expanding the footprint of your house might seem like a smaller project, but planning-wise, it’s as intense as doing a full reno.

A 12-story Type IV-B wood addition to the building is proposed, using cross-laminated timber and glulam. The old office floors, with around 6,500 square feet each, would undergo interior demolition.

The new building addition will be a 3,000-sq-ft, one-story structure slab-on-grade. The building will require a special security system that will be integrated with the HVAC system for fire alarm, and ...