What does the function of 'sections' in Revit help to illustrate?

The function of 'sections' in Revit primarily helps to illustrate vertical slices of a building. This allows users to see the internal details of a structure, including walls, floors, roofs, and other critical elements in relation to each other. By creating a sectional view, designers can provide insight into the depth and dimensionality of the elements within a building, showcasing how different materials and systems interact vertically.

Sections are essential for understanding the spatial relationships in a design, as they reveal information not always visible in plan views. The detailing of structural components, such as beams and columns, is pivotal in construction documentation and analysis, making sections an indispensable tool for architects and engineers. This ability to analyze vertical aspects helps ensure that all design elements work together effectively, addressing structural integrity and spatial functionality.