09.90 - Support activities for other mining and quarrying

This class includes: - support services on a fee or contract basis, required for mining activities of divisions 05, 07 and 08 . exploration services, e.g. traditional prospecting methods, such as taking core samples and making geological observations at prospective sites . draining and pumping services, on a fee or contract basis . test drilling and test hole boring

This class excludes: - operating mines or quarries on a contract or fee basis, see division 05, 07 or 08 - specialised repair of mining machinery, see 33.12 - geophysical surveying services, on a contract or fee basis, see 71.12