Document Type

Conference Paper

Publication Date

2006

Publication Details

This conference paper was originally published as Riley, P and Crowe, P, Airborne and Terrestrial Laser Scanning – Applications for Illawarra Coal, in Aziz, N (ed), Coal 2006: Coal Operators' Conference, University of Wollongong & the Australasian Institute of Mining and Metallurgy, 2006, 266-275.

Abstract

Laser Scanning technology was introduced to the mapping industry in 1998. The technology enables the acquisition of point data by a laser scanning device mounted either in a fixed or rotary winged aircraft (Airborne, ALS) or placed on ground stations (Terrestrial, TLS). Laser scanning provides a significant increase in data points (e.g. 18 million data points can be gathered per hour) over traditional data capture methods. It also affords cost reductions due to acquisition and processing times when compared to aerial photogrammetry or ground surveying, particularly in areas that are densely vegetated or difficult to access. Due to the relatively quick acquisition and processing time, ability to filter vegetation from the datasets and a simple, flexible, data format, ALS has become an integral extension to the mapping tools available to Illawarra Coal.

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