GI3003 Terrestrial and Bathymetric Laser Scanning Syllabus:

GI3003 Terrestrial and Bathymetric Laser Scanning Syllabus – Anna University Regulation 2021

COURSE OBJECTIVES:

 To introduce the concepts and applications of Terrestrial and Bathymetric LASER Scanners for Topographic and Bathymetric Mapping

UNIT I TERRESTRIAL LASER SCANNING

Terrestrial Laser Scanner (TLS) – Measurement Techniques: Pulse and Phase based – Components of TLS – Scanning Mechanism in TLS – Scanning Geometry – Working Principle of TLS – Factors affecting 3D Point Cloud Quality – Commercially available Terrestrial Laser Scanners: Salient Features- Selection of Scanners – Vehicle Mounted and Back Pack Mobile Laser Scanner

UNIT II TLS – PROJECT PLANNING AND DATA ACQUISITION

TLS Project Planning – Eye Safety – Reconnaissance: Visibility – Number of Instrument Stations and positioning to ensure full coverage – Control Point Requirements – Indoor Mapping: Number of Instrument Stations and its position – Data Acquisition Procedures – Georeferencing – Processing Software – Data Quality

UNIT III TLS APPLICATIONS

Overview of TLS Applications – Topographic Mapping – Asset Management Studies – Tunnel Deformation and Maintenance Studies – Mine: Volume Calculation Studies – Accident/Crime Scene Investigation – Cultural Heritage Preservation Studies – Digital 3D City Model development studies

UNIT IV BATHYMETRIC LASER SCANNING

Bathymetric Laser Scanners (BLS) – Types of Laser used in BLS – Working Principle of BLS Waveform Analysis – Secchi Depth – Factors affecting Depth of Penetration of BLS – Project Planning: Flying Height, Scanning Speed, Swath Width, and Point Spacing – Data Acquisition – Processing Software

UNIT V BLS APPLICATIONS

Overview of BLS Applications – Preparation of Nautical Charts – Maintenance Dredging in Ports and Harbours – Submerged archaeological sites in shallow water – Shallow Water Bathymetry studies – Coastal Engineering Applications

TOTAL:45 PERIODS
COURSE OUTCOMES:

On completion of the course, the student is expected to
CO1 Understand the working principle of Terrestrial Laser Scanner
CO2 Summarize the Project Planning and Data Acquisition Procedures
CO3 Understands the applications of TLS in various domains/industry
CO4 Understands the working principle of BLS
CO5 Understands the applications of BLS in various domains/industry

TEXT BOOKS:

1. Yuriy Reshetyuk “Terrestrial laser scanning: Error sources, self-calibration and direct georeferencing”, ISBN-13: 978-3639175509, VDM Verlag (July 9, 2009) Berlin Heidelberg -2011.
2. George Vosselman, Hans – Gerd Mass, “Airborne and Terrestial Laser Scanning”, Whittles Publishing, 2010. ISBN: 978-1904445-87-6.
3. Airborne Laser Hydrography – II, Blue Book II, William Philpot, editor,2019, Available from: https://ecommons.cornell.edu/handle/1813/66666

REFERENCES:

1. Bahadır Ergün (2011). Terrestrial Laser Scanning Data Integration in Surveying Engineering, Laser Scanning, Theory and Applications, Prof. Chau-Chang Wang (Ed.), ISBN: 978-953-307- 205-0, InTech, DOI: 10.5772/14728. Available from: http://www.intechopen.com/books/laserscanning-theory-and-applications/terrestrial-laser-scanning-data-integration-in-surveyingengineering