Navisworks vs. ACC: Clash Detection Workflow
Most MEP clashes reach the field because teams review models that are already out of date. A duct moves on Tuesday, and Thursday's report still shows the old route. Construction leaders surveyed by FMI and PlanGrid tied 48% of US rework to poor project data and miscommunication . FMI put that bill at $31.3 billion in 2018 alone. That gap puts the tool choice in a new light. The Navisworks vs ACC clash detection question is no longer just about finding clashes. It is also about how fast teams share them and who acts on them. Why Clash Detection Moved from the Desktop to the Cloud For years, coordination ran on a weekly loop. A BIM coordinator collected models, appended them in Navisworks, ran tests and exported a report. The report was thorough, but designers kept modeling while the coordinator built it. So each meeting reviewed last week's building. Anyone without Navisworks had only that static report to go on. Cloud-Based BIM Coordination changed that timing. Designer...