Se debe cortar la corriente eléctrica cuando el tenor del metano alcance las concentraciones especificadas en el artículo 36 del presente reglamento. Se exceptúan de esta norma, los instrumentos de medición de seguridad intrínseca contra grisú. TITULO VIII. MAQUINAS Y HERRAMIENTAS CAPITULO I. DISPOSICIONES GENERALES.
Decreto 1335 de 1987 →In force
Article 144
Decreto 1335 de 1987 · mediante el cual se expide el reglamento de seguridad de las labores subterráneas.
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