Scan and get the drawings into the cloud for future reference.Add contractors name, date and clearly identify drawings as “red-line drawings for as-built preparation purposes only.Add an index sheet if necessary to the final as-built package.If no changes are needed to a specific drawing, state so and mark them as, as-built.Shop drawings and other submittal information can be added as appendixes and add a note to the appropriate section of the drawing.Use the same legend as the original drawings.Explain changes if necessary and use clear lettering.Use coloured pencils form the following: Red indicates deleted items green colour reflects project additions or new equipment while blue indicates specific info or details are provided.As-built drawings are to be under the control of one single person managing the access to the drawings.As-built drawings are to be kept on site at all times during the construction process.If that’s the case, you can ask the AEC of record to provide you with a sequential number according to the drawing set and use the same scale and legend as the one used in thru original design. Sometimes it will be necessary to add sheets to the drawings.This will facilitate the as-built completion and will reduce mistakes. Add all notes within a specific sheet in one single drawing.Some drawing and design details must be stamped and sealed by whoever did the external design.Be consistent on the date location to make sure everyone is aware of the revision date. Make sure that all drawings are dated after the red-lines are complete.Every note and document must have stamped time and date identifying when the note was added to the drawing.Provide photos and information from all obstructions in the area.Underground utilities shall have elevation, material type, ground cover, depth, diameter, and flow direction if needed.If speciality equipment is installed by other contractors, clearly identify that information as part of the as-built drawings.All new equipment and material used, must contain location specification, sizing, material type and other pertinent details.If the contract allows, add fabrication, erection, installation, and shop drawing information to the as-built.Then write down the new value and encompass it with a cloud to demonstrate the change. As-built drawings must include revised dimensions by crossing out or using an “X” to write over the original dimension. Do not delete or remove original dimensions and measurements.If you need to draw and add detailed design information, it is recommended to use the same scale in the as-built as the original design drawing scale.Avoid using words like similar, equivalent and replace them with the right and detailed information that is part of the equipment installed in the project.They are not ultimately responsible for changes during the installation process or field directives.
Don’t expect that the architect or designer will stamp and sign the drawings.The following recommendations are suggested for better managing as-built drawings: Ensure the proper statement are added to the drawings.Verify that format required for the as-built.Ask for the level of accuracy during contract of negotiations.Very important to set some money from your budget to finalize the process but following these tips can save you money and wild increase your project efficiency.īut before we get started, it is important to clarify a couple of things: Field crews will collect data and information as job progresses capturing all changes and modifications during construction. Recording as-built drawings is a responsibility of the general contractor during the construction process. This article presents some of the best practices recommended by general contractors and builders that will facilitate the as-built process for your company and crews in the field. Recording as-built and taking care of red-line drawings during construction can be a hurdle to clear before getting the final payment or releasing the retainage. As-built drawings are required in almost every project and it is a common practice for future reference.
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