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Section 19.1
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Application procedures and requirements |
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Section 19.3
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Conditions governing investigations |
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Section 19.4
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General requirements for approval |
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Section 19.5
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Specific requirements for approval |
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Section 19.6
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Protection against explosion hazard |
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Section 19.7
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Protection against bodily hazard |
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Section 19.8
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Performance |
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Section 19.9
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Material required for MSHA records |
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Section 19.10
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How approvals are granted |
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Section 19.11
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Wording, purpose, and use of approval plate |
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Section 19.12
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Instructions for handling future changes in lamp design |
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Section 19.13
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Compliance with the requirements necessary for obtaining approval |