The construction and architecture industries have seen remarkable advancements with the introduction of 3D laser scanning technology. One of the most impactful innovations is Scan to BIM, a process that allows professionals to accurately document existing buildings and infrastructure in a digital format. Using point cloud data from laser scans, architects, engineers, and facility managers can develop detailed 3D BIM models, leading to better planning, reduced costs, and improved project efficiency. This digital transformation enhances collaboration, minimizes errors through clash detection, and creates a more streamlined workflow throughout all project phases.
What is Scan to BIM?
Scan to BIM is the process of converting 3D laser-scanned data into a Building Information Model (BIM), providing accurate digital representations of existing structures for construction, renovation, and facility management.
Why is Scan to BIM Important?
- Ensures accurate As-Built documentation
- Enhances collaboration among architects, engineers, and contractors
- Facilitates clash detection before construction begins
- Improves facility management and lifecycle tracking
How Scan to BIM is Transforming Architecture and Construction
With advancements in 3D laser scanning technology, construction and architecture have evolved significantly. Scan to BIM allows professionals to document buildings and infrastructure with precision. By converting point cloud data into detailed models, architects, engineers, and facility managers gain a clear understanding of existing conditions. This approach enhances project efficiency, helps in cost management, and supports accurate planning and coordination. It also enables teams to collaborate effectively, detect potential issues early, and optimize workflows from design to construction.
Read more in our Beginner’s Guide to 3D Laser Scanning & BIM.
Are You Looking for Accurate Digital Documentation of Your Building?
- Do you wish to create an as-built 3D BIM model of your existing building?
- Are you interested in restoring your historical building to its former glory?
- Do you want to monitor how your building project is progressing on a daily basis?
- Are you looking for a streamlined way to manage your facility’s assets and maintenance?
If you answered yes to any of these questions, Scan to BIM is the solution you need!
Why is the Scan to BIM Checklist Important?
A Scan to BIM checklist ensures a structured, systematic approach to converting point cloud data into an accurate BIM model. Here’s why it’s essential:
✅ Minimizes errors in data capture and processing
✅ Improves workflow efficiency by following step-by-step procedures
✅ Ensures consistency in model accuracy and project deliverables
✅ Reduces costly rework by identifying issues early
✅ Enhances team coordination between scanning, modeling, and QA teams
Download Arrival 3D’s Ultimate Scan to BIM Checklist!
Key Benefits of Scan to BIM
✅ Higher accuracy than traditional surveying
✅ Time-efficient compared to manual data collection
✅ Seamless integration with BIM software (Revit, ArchiCAD, Bentley)
✅ Supports renovation, retrofitting, and facility maintenance
2. Pre-Scanning Preparation Checklist
✅ Define Project Scope & Objectives
- Identify key deliverables (e.g., point clouds, Revit models, 2D drawings)
- Establish required Level of Detail (LOD 100-500)
✅ Select the Right 3D Laser Scanning Equipment
- Terrestrial laser scanners (for high accuracy)
- Handheld/mobile scanners (for quick scans in tight spaces)
- Drone-based LiDAR (for large-scale projects)
✅ Plan Scanning Locations & Coverage Areas
- Consider lighting conditions, obstructions, and accessibility
- Conduct site reconnaissance for optimal scanner placement
✅ Ensure Site Access & Safety Compliance
- Obtain necessary permits and approvals
- Follow health & safety regulations for scanning in active environments
3. 3D Laser Scanning Process
How Laser Scanning Captures Point Cloud Data
- Uses LiDAR technology to capture millions of data points
- Generates high-density point clouds for precise measurements
- Works in daylight or low-light conditions for optimal results
Download – 3D Laser Scanning Checklist
Best Practices for Accurate Data Collection
✅ Use multiple scanning positions to minimize blind spots
✅ Ensure adequate overlap between scans for smooth registration
✅ Maintain a consistent scanning workflow to avoid data gaps
4. Post-Scanning Data Processing
✅ Register & Align Point Cloud Data
- Combine multiple scans into a single, unified dataset
- Use software like Autodesk Recap, Faro Scene, or Leica Cyclone
✅ Remove Noise & Unwanted Artifacts
- Filter out moving objects, reflections, and redundant data
✅ Convert Point Cloud to a Unified Model
- Export into .e57, .rcp, or .las formats for BIM software
- Optimize file sizes for efficient processing
✅ Quality Assurance & Accuracy Checks
- Verify accuracy using reference measurements
- Compare with original floor plans or site drawings
5. Scan to BIM Modeling Checklist
✅ Importing Point Cloud into BIM Software
- Load data into Autodesk Revit, ArchiCAD, or Bentley MicroStation
- Adjust the coordinate system for correct alignment
✅ Creating Architectural, Structural, and MEP Elements
- Extract walls, doors, windows, columns, beams, ducts, and pipes
- Define appropriate LOD based on project requirements
✅ Defining Metadata & Asset Tagging
- Assign material properties, dimensions, and asset information
- Implement COBie standards for facility management integration
✅ Validating Model Against Point Cloud for Accuracy
- Compare model geometry with the original point cloud
- Adjust misalignments and ensure compliance with project tolerances
6. Quality Control & Clash Detection
✅ Perform Model Validation & Error Checking
- Conduct BIM audits for accuracy and completeness
- Ensure all project stakeholders review the model
✅ Run Clash Detection Using Navisworks or Similar Tools
- Identify intersections or conflicts between elements
- Resolve clashes before construction to avoid costly rework
✅ Refine Model for Final Approval
- Make necessary adjustments based on QA/QC feedback
- Finalize model for handover to clients or project teams
7. Deliverables & BIM Integration
✅ Exporting BIM Models in Required Formats
- .RVT (Revit) for full BIM modeling
- .IFC (Industry Foundation Classes) for interoperability
- .DWG (AutoCAD) for 2D drawings
- .NWC/.NWD (Navisworks) for clash detection
✅ Generating 2D Sheets, Schedules & Reports
- Create floor plans, sections, and elevations
- Export BIM schedules for materials, quantities, and asset data
✅ Sharing Model with Stakeholders via Collaboration Tools
- Upload to BIM 360, Procore, or Trimble Connect for team access
- Conduct virtual reviews with clients and contractors
8. Conclusion & Best Practices
Key Takeaways for a Successful Scan to BIM Project
- Always plan ahead before scanning to optimize efficiency
- Use high-quality laser scanners for precise data capture
- Conduct QA/QC checks at every stage to ensure accuracy
Common Mistakes to Avoid
❌ Ignoring site constraints before scanning
❌ Skipping metadata & asset tagging in BIM models
❌ Not performing clash detection before model approval
Get Started with Scan to BIM Today!
Need accurate As-Built documentation, point cloud processing, reality capture, or BIM coordination? Contact Arrival 3D today for cutting-edge Scan to BIM solutions!
Curious about Scan to BIM pricing? Read our Cost & Pricing Guide.
