As-Built Documentation

A set of drawings that accurately represent the actual built environment

As-Built drawings, also known as record drawings or red-line drawings, provide a detailed blueprint of the building as actually constructed. This documentation facilitates a compare-and-contrast between the building as designed versus the building's final specifications.In reality, very few buildings are perfect manifestations of their original construction documents.

As-Builts are a set of drawings the contractor submits when they've finished a project. These drawings should reflect any changes in specifications from working drawings during the construction process. They also show dimensions, geometry, and locate all of the elements of the tasks completed under the contract.

A set of final As-Builts could include the following, along with any other changes made during the construction phase: