NICET - Highway Construction Inspection Practice Exam

Which sheet provides detail on material specifications?

1. Cross-section sheets

2. Typical section sheets

3. Profile sheets

4. Plan or key sheets

The correct answer is: Plan or key sheets

The plan or key sheets are essential in construction documents because they typically provide critical information on material specifications. These sheets serve as a roadmap for the project, detailing key aspects including materials, designs, and specific construction methods. They often summarize specifications and highlight the standards that must be adhered to throughout the construction process. Cross-section sheets illustrate the structure's depth and the relationship between various elements at a certain point but do not usually contain detailed material specifications. Typical section sheets show standard configurations for components but are more focused on representing common elements rather than specifying materials. Profile sheets display the vertical alignment and elevation changes along a roadway but do not convey material specifications. Thus, plan or key sheets are the most comprehensive source for understanding what materials need to be used in a given project, making them vital for ensuring compliance with project standards and specifications.