What type of drawings reflect the final construction status of a project?

As-built drawings are critical documents that reflect the final construction status of a project. They are created after the construction process has been completed and include all changes made during the construction phase that may not have been part of the original design. This type of drawing serves to document what was actually built, including any deviations from the original plans, materials used, and locations of various components. As-built drawings are essential for future maintenance, renovation, or any potential troubleshooting of systems, as they provide an accurate representation of the installed infrastructure.

In contrast, design drawings are used during the planning phase to visualize and guide construction but do not capture the final state. Pre-construction drawings outline the intended project before any work begins, while conceptual drawings are often initial sketches that help in brainstorming ideas and are not meant for actual construction purposes. Thus, as-built drawings play a unique and vital role in the lifecycle of construction documents by ensuring that the final status of the project is accurately recorded and available for reference.