Have detailed conversations with concrete subcontractors to stress how important tolerance is. This is the most efficient method of achieving tighter tolerances, as concrete can’t share models like steel can, for instance. An as-built survey helps, but adds time.
Image c/o: KK Law
Advice
Example of a mainly successful project: Brock Commons — involved a high degree of collaboration: Integrated Design Process — design offered 3-4 options for every connection, which every stakeholder vetted — invested in building a mock-up, where many problems were solved in advance of construction — the design worked with standard panel sizes
Advice
Tolerances are different for each different trade. Mitigate potential problems with communication in the procurement phase.