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Ground Support Use 30 CFR 57.3360, 75.202 and 77.1000 30 CFR §57.3360 Ground
support use (Underground Only) This standard requires that ground support be installed in areas where necessary or in areas where similar ground conditions indicate that it is necessary. Support is to be designed, installed, and maintained to control the affected ground where persons work or travel. Damaged, loosened, or dislodged timber that creates a hazard shall be repaired or replaced prior to work or travel in the affected area. There is no MSHA policy for this standard. 30 CFR § 77.1000 Highwalls,
pits and spoil banks; plans There is no MSHA policy for this standard. 30 CFR § 75.202 Protection from falls of roof, face and ribs (b) No person shall work or travel under unsupported roof unless in accordance with this subpart. There is no MSHA policy for this standard. Other relevant MSHA standards: 56.3200 and 57.3200
Correction of hazardous conditions 56.3202 and 57.3202 Scaling tools 56.3203 and 57.3203 Rock fixtures 75.206 Conventional roof support 77.1004 Ground control; inspection
and maintenance; general Issues to Consider in Determining Compliance:· Do miners work or travel in the area? · Will ground support be installed in areas of the mine with similar ground conditions? · Is the support system designed to control the ground? · Is the system controlling the ground? · Is the system appropriately maintained? Ø If the support is composed of wood, are any timbers dislodged, broken, or damaged? |
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