This classification applies to the production of fiberglass insulation or fire resistant fiber from rock, slag or glass.
Mining, quarrying, or sand, gravel or clay digging shall be separately classified.
Shown below is the previously published phraseology and footnote | Effective Date |
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Phraseology: ROCK, MINERAL OR GLASS WOOL MFG. Footnote: Sand, gravel or clay digging, mining or quarrying shall be separately classified. This classification applies to the production of fiberglass insulation or fire resistant fiber from rock, slag or glass. | 1/1/2019 |
The Classification Search was developed by the WCIRB for your convenience to help you identify Standard Classifications based on keywords or a classification code. However, you cannot rely solely on the Classification Search and must make an independent assessment when determining the appropriate classification(s) assignable to a risk in accordance with the USRP.