I-35 corridor restaurant commercial drives kitchen fire frequency in newer multi-tenant retail. Heritage Commons mixed-use carries the residential-above-commercial fire risk where ground-floor commercial events produce smoke migration into residential above. Newer wood-frame multifamily construction, while built to modern fire code, still carries fire-migration risk through HVAC systems and shared corridor spaces.
Smoke damage in Dakota County commercial buildings follows the HVAC system — a kitchen fire that seems contained to one tenant space produces smoke that travels through shared ductwork into adjacent spaces, guest rooms above, and common areas throughout the building. The fire department addresses the fire; the smoke migration is what creates the commercial claim. Every surface in the smoke path requires assessment — some need cleaning, some need sealing, some need replacement. The difference between a $50,000 fire claim and a $500,000 fire claim is usually the smoke, not the flames.