Petrochemical facilities represent some of the most technically demanding industrial environments in the world. They involve: highly integrated process systems dense piping networks strict safety requirements complex instrumentation large-scale coordination across disciplines As projects become larger and more schedule-sensitive, modular construction is increasingly being adopted to improve predictability and reduce field execution risk. However, petrochemical modularization introduces significant engineering complexity that must be managed carefully. Why Petrochemical Modular Projects Are Different Compared to many industrial sectors, petrochemical facilities often involve: higher system density tighter equipment integration more interdependent workflows greater process sensitivity This creates unique engineering challenges in: module design piping integration fabrication sequencing transportation planning commissioning coordination A successful petrochemical modular construction strategy requires…