3D Laser Scanning & Point Cloud

3D Laser Scanning & As-Built Engineering Services

Capture the true as-built condition of an existing plant — site survey, point cloud to CAD conversion, scan to 3D model, as-built drawings and reverse engineering for brownfield oil & gas and industrial facilities.

SLETEC provides 3D laser scanning and as-built engineering services for existing plants where accurate current-condition data is the starting point for any modification, revamp or tie-in. Laser scanning captures the real geometry of the facility as a dense point cloud, removing the guesswork and field rework that comes from out-of-date or missing drawings.

Our scan-to-deliverable workflow covers site survey and field verification, point cloud registration, point cloud to CAD conversion, and scan to 3D model production for piping, structural and equipment systems. These models and as-built drawings become the verified basis for brownfield modification design, clash checking against new work, and complete as-built and record documentation.

As a point cloud to CAD conversion company, SLETEC can process point cloud data you already hold or coordinate a site laser scanning survey and process it remotely. All as-built and reverse-engineering deliverables are prepared in line with client specifications and referenced to applicable standards — delivered under NDA and integrated with your document control.

Engineering documentation prepared with reference to API, ASME, AISC, AWS, ISO, Saudi Aramco, SABIC and client project specifications where applicable.

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Service Capabilities

Site survey, field verification and engineering site survey
3D laser scanning of existing plant and point cloud capture
Point cloud registration and cleanup
Point cloud to CAD conversion (scan to CAD)
Scan to 3D model — piping, structural and equipment
As-built drawing production and redline-to-CAD conversion
Reverse engineering of existing equipment and systems
Clash checking of new design against as-built point cloud

Deliverables Produced

Registered point cloud dataset
As-built 2D CAD drawings (piping, structural, layouts)
As-built 3D model (piping / structural / equipment)
Point cloud to CAD conversion package
Field verification and site survey report
Reverse-engineered equipment drawings
Clash-check report against new design

Standards Referenced

APIASMEAISCISO 9001Saudi Aramco (reference)Client Project Specifications

Software Used

Leica Cyclone / RECAPAutoCADAVEVA E3D / PDMSSolidWorksNavisworksCloudCompare

Industries Served

Oil & GasPetrochemicalRefineryPower GenerationWater TreatmentCement & MiningFabrication Workshops

Why Choose SLETEC

True as-built accuracy — scan the plant as it really is, not as old drawings claim.

Point cloud to CAD and scan-to-3D-model conversion for piping, structural and equipment.

Reduces field rework and supports clash checking of new work against the existing plant.

Process your existing point cloud or coordinate a fresh site laser scanning survey.

Integrated with brownfield modification, reverse engineering and as-built documentation services.

Frequently Asked Questions

What does SLETEC's 3D laser scanning and as-built engineering service include?

SLETEC provides 3D laser scanning and as-built engineering including site survey and field verification, point cloud capture, point cloud to CAD conversion, scan to 3D model, as-built drawing production and reverse engineering for brownfield and existing plants.

Can SLETEC convert a point cloud to CAD or a 3D model?

Yes. SLETEC is a point cloud to CAD conversion company. We convert registered point cloud data into intelligent 2D as-built drawings and 3D models (piping, structural, equipment) for clash checking, modification design and record documentation.

Do I need to provide the point cloud, or does SLETEC scan on site?

SLETEC can process point cloud data you already have, or coordinate a site laser scanning survey. Field capture is handled on site and the point cloud is then registered and processed remotely into scan-to-CAD and scan-to-3D-model deliverables.

How is laser scanning used for brownfield engineering?

Laser scanning captures the true as-built condition of an existing plant, giving an accurate basis for modification, revamp, tie-in and retrofit engineering. It reduces field rework, supports clash checking against new designs and produces verified as-built and record documentation.

Ready to Start Your Engineering Project?

Our engineering team is ready to review your scope, discuss deliverables and submit a competitive proposal within 24 hours.

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