This classification applies to employers engaged in the underground extraction of ores and minerals, including but not limited to gold, borax, graphite, gypsum and perlite. This classification includes all underground operations, including but not limited to the drilling of shafts, tunnels or drifts; the erection of shoring and supports; the construction of underground tramways; and the installation, operation and maintenance of underground equipment or machinery. This classification includes all employees, including mining engineers engaged in geophysical exploration, surveying and mapping of sites, who are required to go underground at any time
Also refer to companion Classification 1124, Mining — underground — surface employees.
|Shown below is the previously published phraseology and footnote||Effective Date|
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