Commercial Real Estate & BIM

How to divide a massive 3D BIM model into smaller sections to load faster on mobile AR applications?

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Implement spatial partitioning: divide the BIM model into floor-based or zone-based chunks that load independently based on the user's GPS/AR-tracked position on the construction site. Use a location-triggered loading system — as the worker moves into a new section, the relevant 3D chunk streams in while distant sections unload from memory. Combine this with aggressive mesh decimation per chunk to stay within mobile memory limits (typically 1–2GB usable).

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