What document outlines the quality of materials to be used in construction?

The correct answer is specifications. Specifications are detailed descriptions that outline the quality, type, and characteristics of the materials and workmanship required for a construction project. They serve as a guideline for contractors and subcontractors to understand precisely what is expected in terms of material standards and performance.

While the contract establishes the overall agreement between the parties involved in the project, including the scope of work, timelines, and payment terms, it does not typically go into the granular detail regarding the quality of materials being used. Blueprints, on the other hand, provide the design and layout of the construction but do not typically specify the characteristics of the materials. Permits are legal documents required to ensure that the construction complies with local building codes and regulations, but they do not address material quality. Therefore, specifications are essential for setting the standards that must be met by the materials used in construction.