2025 Survey Costs (ex VAT)
| Property | Standard | Fast Track (+25%) | Rush (+50%) | | --- | --- | --- | --- | | 2–3 bed | £400–£600 | £500–£750 | £600–£900 | | 4+ bed | £500–£800 | £625–£1,000 | £750–£1,200 | | Commercial | £800–£1,500 | £1,000–£1,875 | £1,200–£2,250 |
Survey Deliverables Reference
| Deliverable | Format | Use | | --- | --- | --- | | Floor plans | DWG + PDF | Design reference | | Elevations | DWG + PDF | Planning submission | | Sections | DWG + PDF | Building regulations | | Site plan | DWG + PDF | Planning boundary |
Scan To Cad Drawings
icelabz converts 3D laser scan data into accurate CAD drawings for architects, developers, and property professionals across the UK.
How Laser Scanning Produces CAD Drawings
The process of producing CAD drawings from a laser scan begins with the site survey. A surveyor uses a terrestrial laser scanner to capture a dense point cloud — a collection of millions of individual measurement points across the building's surfaces. Each point in the cloud has X, Y, and Z coordinates, and the scanner also captures colour data from a built-in camera, producing a photorealistic 3D record of the property as it currently exists.
Back in the office, the point cloud is registered — multiple scan positions are aligned to create a single, unified dataset covering the entire property. From this point cloud, a CAD technician extracts the geometry needed to produce 2D drawings: floor plans, elevations, sections, and sometimes reflected ceiling plans or roof plans. The drawings are drawn in AutoCAD or equivalent software, with every dimension and line position verified against the scan data.
The key advantage of this approach over traditional measured surveys is accuracy. A measured survey relies on a surveyor taking individual measurements with a tape or laser distance meter — useful for key dimensions, but prone to accumulated errors and easy to miss details in complex buildings. Laser scanning captures everything simultaneously, so even small architectural features, alcoves, and structural elements that might be overlooked in a conventional survey are fully recorded in the point cloud and available for the CAD draftsman to draw accurately.
What You Get: CAD File Formats and Deliverables
The standard output from a scan to CAD service is a DWG file — the native file format of AutoCAD. DWG files are the industry standard for architectural and engineering drawings and are compatible with most CAD software, including AutoCAD, DraftSight, and open-source alternatives like FreeCAD. You can also request DXF format if you need to exchange drawings with users of other software packages.
Beyond the DWG file itself, most providers — including icelabz — also deliver a PDF set of drawings so you can view and print the results without CAD software. The PDF set typically includes floor plans at multiple levels, all elevation drawings, at least one building section, and sometimes roof plans and site plans where relevant.
The level of detail in the CAD drawings depends on the scope agreed before the survey. At a minimum, you should expect drawings that show all room layouts, window and door positions, wall thicknesses, ceiling heights, and structural elements. For more detailed outputs, you can request additional information such as socket and switch positions, mechanical and electrical services, stair details, and surface materials notation.
Why Architects and Developers Commission Scan to CAD
The most common reason architects commission scan to CAD drawings is to obtain accurate existing drawings for a property where reliable plans do not exist or where existing drawings are clearly inaccurate. This situation arises frequently with older properties — Victorian and Edwardian buildings in particular often have planning drawings on file that do not reflect alterations made over decades of occupation. Relying on inaccurate existing drawings when designing an extension or conversion can lead to planning submissions that fail validation, designs that do not fit the actual building, or construction problems when works begin.
For developers and property investors, scan to CAD drawings support the due diligence process when acquiring a property. Having accurate floor plans and elevation drawings allows you to verify the advertised floor area, assess the property's potential for subdivision or conversion, and produce marketing materials without relying on potentially misleading existing documentation. Accurate measurements are also critical when negotiating lease terms or calculating space utilisation across a portfolio.
Main contractors use scan to CAD drawings for existing conditions surveys ahead of refurbishment and fit-out projects. Accurate CAD drawings of the as-built condition of a building allow the contractor to plan works precisely, avoiding costly surprises when walls are opened up or services are rerouted. On projects with tight programmes, having accurate existing drawings can also reduce the time spent on-site measuring and dimensioning during construction.
Planning consultants and property managers also use scan to CAD drawings for compliance and asset management purposes. Local authorities in particular often require CAD-format drawings as part of planning applications, building regulations submissions, and licensing applications for uses such as Houses in Multiple Occupation (HMO). Property managers use CAD drawings to track space allocation, plan dilapidations schedules, and maintain an accurate record of a building's configuration over time.
Scan to CAD vs Scan to BIM: Which Do You Need?
It is worth clarifying the distinction between scan to CAD and scan to BIM, as the two services are related but serve different purposes. Scan to CAD produces 2D drawings — floor plans, elevations, and sections — in DWG or PDF format. These are the same type of drawings you would expect from a traditional measured survey, but derived from laser scan data for greater accuracy.
Scan to BIM goes further, producing a 3D model in Revit (.RVT) format where building elements are modelled as intelligent objects rather than simple lines. Each wall, floor, window, and door in a BIM model carries data — dimensions, materials, specifications — that can be extracted and used throughout the project lifecycle. BIM models also support coordination workflows where different disciplines (architectural, structural, MEP) can work from a single shared model.
For many projects, scan to CAD is sufficient — particularly where the end use is planning applications, building regulations submissions, or basic space planning. Scan to BIM becomes more valuable when the project involves complex coordination, detailed design development, or ongoing facilities management against a digital model.
Accuracy Standards and What to Expect
A properly conducted scan to CAD survey should produce drawings accurate to within ±10mm on individual dimensions and ±20mm on overall building dimensions. This level of accuracy is sufficient for architectural design, planning applications, building regulations submissions, and most construction purposes. If your project requires higher precision — for example, for factory-fit manufacturing or modular construction — discuss this with your provider at the scoping stage, as additional tolerances and verification steps may be required.
The accuracy of the final CAD drawings depends on the density of the point cloud captured during the survey and the care taken by the CAD technician in extracting geometry. A good scan to CAD provider will use a scanner capable of capturing at least two million points per second and will apply registration quality checks before accepting the point cloud as complete. The CAD draftsman should use a combination of automated extraction tools and manual verification to ensure all geometry is correctly positioned.
Costs for Scan to CAD Drawings
Pricing for scan to CAD drawings depends on the size and complexity of the property. For a typical residential property — a two to four bedroom house — you can expect to pay from around £600 to £1,200 for scan to CAD drawings delivered in DWG and PDF format. Larger residential properties, commercial units, and buildings with complex layouts will cost more, typically from £1,200 to £3,000 depending on floor area and level of detail required.
For multi-floor commercial buildings, pricing scales with floor area and the number of drawing sheets required. A typical specification for a small office building might include floor plans for each level, all external elevations, two or more building sections, and a site plan — with a total fee in the range of £2,500 to £5,000.
icelabz provides fixed-fee quotes for scan to CAD projects before work begins. The quote is based on the property address, floor area, and agreed scope of drawings — there are no hidden charges for processing or file delivery.