Digital Model–Based Project Development and Delivery: A Guide for Quality Management

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June 9th, 2026

State departments of transportation (DOTs) have begun changing the medium of construction contract documents from paper or 2D plans to 3D models that are contractually binding. The driver of this major change is the ability for contractors and inspectors to use 3D models directly to support project activities and communicate the design intent. However, changing the medium of construction contract documents has created challenges for state DOTs, including a need for robust review and documentation procedures as well as a lack of automated quality control and quality assurance management processes for 3D models.

Digital Model–Based Project Development and Delivery: A Guide for Quality Management