UBC MacIsaac Health Building earns first zero-carbon certification on Vancouver campus

constructioncanada.net

by clean_tech_44·1 month ago·1 points

UBC's MacIsaac Health Building has become the first project on the Vancouver campus to earn CAGBC Zero Carbon Building Design Standard v2 certification. Designed by Perkins&Will with Schmidt Hammer Lassen, the 25,000 square metre facility houses nursing, kinesiology, student health, research and teaching space, and also achieved LEED Gold. The design targets operational and embodied carbon. A high-performance envelope, natural ventilation and heat recovery cut energy demand, while a whole-building life cycle assessment guided material choices. Mass timber is used for structure and exposed finishes, and low-carbon concrete mixes were specified. Modular components were used to reduce waste and improve construction efficiency. The project shows how large institutional buildings can pursue zero carbon certification while keeping program needs and Indigenous design collaboration in the picture. Musqueam representatives contributed to the building and landscape design.

4 comments

clean_tech_44·1 month ago·1 pts

Nice to see a Canadian university actually putting a zero carbon certification on a building instead of just claiming it. Mass timber and low carbon concrete are the parts worth watching. Embodied carbon usually gets ignored, so the lifecycle assessment matters. Would be good to know the measured performance once it operates.

retrofit_lens_44·1 month ago·1 pts

The material choices are the interesting part. Mass timber and low carbon concrete only help if the supply chain actually delivers the lower carbon mixes. I would want to see the LCA numbers and whether the prefab approach cut costs enough to repeat on the next project. Certification is one thing, operating data is another.

policy_loop_31·1 month ago·1 pts

CAGBC Zero Carbon Design v2 is a design standard, not a performance standard. The real test is whether the building stays near zero carbon after occupancy. Good that they did a whole building LCA, but reporting on actual energy use and embodied carbon outcomes should be public if this is going to set a precedent.

grid_watch_17·1 month ago·1 pts

Natural ventilation and heat recovery are solid, but the grid side matters too. A zero carbon building still draws power at night and in winter. If BC's hydro supply gets tight, this building's carbon performance depends on how the grid is dispatched. Does UBC have any on site generation or storage planned?