Scan-to-BIM Workflow in 5 Steps
Did you know that the Building Information Modeling (BIM) market is expected to increase from its anticipated worth of USD 7.9 billion in 2023 to USD 15.0 billion by 2028, at a compound yearly growth rate (CAGR) of 13.7% throughout the forecast period?
In today’s digital age, the integration of cutting-edge technology into the Architecture, Engineering, and Construction (AEC) industry has revolutionized the way projects are conceived, designed, and executed. One such transformative process is the Scan to Building Information Modeling (BIM) workflow, which enables professionals to seamlessly translate scanned data of existing structures into detailed BIM models.
In this ebook, we’ll explore the five easy steps of this workflow, shedding light on its significance and benefits for AEC professionals.
Scan to BIM Workflow in 5 Easy Steps.
Step 1: Pre-Scanning Preparation
The Scan to BIM workflow begins with meticulous project initiation. This crucial step involves defining the project scope, objectives, and requirements. Key considerations include determining the level of detail required for the BIM model, selecting the appropriate scanning technology (such as laser scanning or photogrammetry), and identifying the areas to be scanned. Clear communication among project stakeholders is essential to ensure alignment and avoid potential discrepancies later in the process.
Step 2: Scanning Execution
Once the project parameters are established, the scanning phase commences. Utilizing advanced scanning equipment, such as 3D laser scanners Faro, Trimble, Riegl, and Leica, or drones equipped with photogrammetry cameras, professionals capture precise measurements and imagery of the existing structure. It’s imperative to adhere to best practices for scanning, including strategically positioning scan locations to capture comprehensive data coverage and maintaining consistency in scanning techniques to minimize errors.
Step 3: Data Processing
With the scanned data acquired, the next step involves processing and organizing the raw point cloud data into a usable format. This entails cleaning and filtering the data to remove noise and anomalies, registering individual scans to create a unified point cloud, and aligning the scans to ensure spatial accuracy. Advanced software tools and algorithms like Autodesk ReCap facilitate this process, enabling professionals to efficiently manage and manipulate large datasets while preserving data integrity.
Step 4: Model Generation
Once the processed scan data is ready, the focus shifts to BIM modeling. Using specialized BIM software such as Autodesk Revit, professionals create digital representations of the scanned structures. This involves modeling architectural elements, structural components, MEP (mechanical, electrical, plumbing) systems, and other relevant details based on the scanned data. Attention to detail and proficiency in BIM modeling techniques are crucial to accurately recreate the existing conditions of the structure within the digital environment.
Step 5: Verification and Validation
The final step in the Scan to BIM workflow is validation, where the accuracy and consistency of the BIM model are verified against the original scan data. This process involves comparing the digital model to the point cloud data to identify any discrepancies or deviations. Iterative adjustments may be necessary to fine-tune the BIM model and ensure alignment with the scanned reality. Validation serves as a critical quality control measure, validating the integrity of the BIM model and enhancing confidence in its reliability for downstream applications.
Lastly, don’t hesitate to ask for a trial or pilot project before committing to a long-term contract. This allows you to assess the provider’s capabilities, communication, and project management skills firsthand. It also allows both parties to determine if there is a good fit and compatibility for future collaboration.
The Scan to BIM workflow offers AEC professionals a streamlined and efficient method for transforming scanned data into comprehensive BIM models. By following the above five easy steps outlined in this ebook, practitioners can leverage advanced technology to capture, process, and model existing structures with precision and accuracy. Embracing this innovative workflow not only enhances project efficiency and collaboration but also empowers professionals to make informed decisions and deliver superior outcomes in the built environment
At Sterling Engineering Support Services (SES2), a unit of iQuasar LLC, we offer expert engineering and support services. With a cumulative SME experience of 20 years in providing engineering support services, our team is dedicated to leveraging the power of BIM to drive innovation, efficiency, and collaboration across all stages of the construction lifecycle. Contact us for adaptable, expert design and drafting solutions customized to your unique needs.