InfraTech Journal of Sustainable Architecture and Civil Engineering
A Systematic Study of Sustainable Contemporary Synthesis of Modular and Site-Built Construction from Factory to Field Delivery
Abstract
Vinayak Kaushal and Jainil Patel
Rapid urbanization and the urgency to curb climate impacts have driven the construction industry to seek methods that deliver efficiency without compromising sustainability. Traditional on-site construction often struggles with extended timelines, resource inefficiencies, and significant environmental burdens. Modular construction—an approach that shifts substantial portions of building production to controlled factory settings—offers a promising alternative. This paper studies modular construction in contrast to conventional site-built methods, highlighting its sustainability potential to accelerate project delivery, improve quality control, and reduce waste and emissions. Further, this study incorporates an original synthesis contrasting modular (volumetric and panelized) delivery with conventional site-built methods. It organizes evidence and guidance across decision sequencing, product-platform design, logistics, risk allocation, and lifecycle performance, with pragmatic selection criteria and implementation checklists. While modular construction is not a universal solution, evidence suggests that, when applied under appropriate conditions, it can substantially enhance performance and sustainability outcomes. The discussion emphasizes environmental considerations, operational advantages, and strategic factors that influence successful implementation, positioning modular construction as a key contributor to the future of resilient and resource-efficient building practices. Recent market intelligence, policy updates, and schematic diagrams for decision flow, logistics constraints, and design-freeze governance are also discussed based on the findings.