Laser Scanning for Construction Surveying (3 DAYs)

3-DAY PRACTICAL COURSE

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CITB Assured

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Eligible for levy grant funding

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Delivered by leading industry experts

This 3-day practical training standard teaches the principles and practices of laser scanning for use in construction-specific contexts and covers the practical elements, relevant theory, use of software and considerations when working in a public area.

Delivering CITB Assured Courses

Dates & Prices

Who the course
is aimed at

The course is aimed at those who have a working knowledge of:

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3D coordinate geometry

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Surveying and setting out principles

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3D mapping and modelling software

If you do not have a working knowledge of these topics, you should first attend the 3-day practical course Total Station for Construction and the 2-day AutoCAD For Engineers course.

Setting out for Construction is a CITB Approved Training Organisation.

Course Dates

Course content

By the end of the course, delegates will be able to:

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List the applications, advantages and limitations of laser scanning and describe scenarios where it can and cannot be used

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Explain the IT requirements and restrictions

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Describe types of laser scanner and their uses (e.g. hand-held, terrestrial, mobile, aerial)

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Describe the capabilities and limitations of different types of laser scanning targets including spheres and checkerboards

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List different methods for establishing control points and their suitability in different situations

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Explain the difference between registration points and control points

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Explain when to use the inclinometer and when not to

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Explain how laser scanning technology works

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Explain factors which need to be considered when scanning in a public area with people and traffic

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Describe the effect of light conditions on image quality

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List factors which affect scan quality and image quality

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Use scanning terminology correctly including identifying and naming the parts of the scanner

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Explain the relationship between surveying with an optical instrument, GNSS use and laser scanning

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Identify the purpose and required deliverables of the survey

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Plan a laser scan survey from start to finish considering scanning requirements, type of equipment, placement of equipment and control, permits, safety measures and road closures

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Validate existing control points and establish control points

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Identify and plan for visual obstructions

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Plan the safe work area

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Place the spheres and checkerboards correctly

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Plan the set-up positions considering target types, overlap and visual obstructions

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Set up the configuration/profile for each scan

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Place the laser scanner appropriately

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Transfer the raw data from the equipment to the computer and prepare for processing

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Transform scan data to point cloud

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Explain the different methods of registration (target based, cloud to cloud, mixed)

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Clean the scan data (remove people, cars etc)

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Carry out checks on the data to check the instrument conforms with the manufacturer’s specification

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Colourise the scan data

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Tie laser scan survey data in with drawings, local grid, previously created point clouds and existing features

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List the different file types used and explain how different file types interact

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Select the most suitable software based on the required deliverables and the capabilities and limitations of the different types of software available

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Superimpose a construction drawing onto scan data

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Convert the point cloud to 3D data for use in BIM

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Export a 3D visual tour which can be viewed by anyone

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Carry out measurements and compute volumes

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