Most buildings only get looked at closely when something breaks or an inspection is due. Between those moments, small problems (a slow leak, a strained support, a failing seal) can sit unnoticed for a long time, quietly getting more expensive to fix the longer they're ignored.
Sensor-based monitoring is changing that. Cameras and sensors built into a structure can track things like moisture, strain, and vibration continuously, instead of waiting for a person to show up with a checklist. Researchers reviewing this space describe it as a shift from scheduled inspections to ongoing health monitoring, catching durability issues while they're still small and cheap to fix.
This connects directly to something every homeowner already cares about: how well a home holds its value over time. A property that's been quietly monitored and maintained tends to age very differently than one that's only checked when something visibly goes wrong. Deferred maintenance is one of the biggest hidden costs in real estate, and it's largely a monitoring problem, not a money problem.
It's early days for this kind of technology in most buildings. But the direction is clear enough that it's worth watching, especially for anyone thinking about long-term property value instead of just the price today.
Source: Baduge et al., Automation in Construction, 2022.
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