Article

Hoists, Shafts and Underground Operations

A.R.S. § 27-341— Escapement shafts
A.R.S. § 27-342— Mine outlets
A.R.S. § 27-343— Structures over mine outlet
A.R.S. § 27-344— Timbering support
A.R.S. § 27-345— Shelter areas
A.R.S. § 27-346— Ladder-ways
A.R.S. § 27-347— Construction of ladder-ways
A.R.S. § 27-348— Shaft stations
A.R.S. § 27-349— Tracks and roadbeds; maintenance underground
A.R.S. § 27-350— Lights; trolley wires
A.R.S. § 27-351— Hoists; operator; indicator
A.R.S. § 27-352— Inspection and construction of hoists
A.R.S. § 27-353— Safety cage and catches
A.R.S. § 27-354— Cross-heads; buckets
A.R.S. § 27-355— Hoisting tools and materials
A.R.S. § 27-356— Protection from falling materials
A.R.S. § 27-357— Hoist release signal
A.R.S. § 27-358— Signaling apparatus
A.R.S. § 27-359— Signal code
A.R.S. § 27-360— Precautions against flooding
A.R.S. § 27-361— Common system of drainage; contribution of cost
A.R.S. § 27-362— Order for inspection
A.R.S. § 27-363— Danger signals; visitors
A.R.S. § 27-364— Interfering with equipment
A.R.S. § 27-365— Regulation of underground use of internal combustion engines
A.R.S. § 27-366— Maps of underground workings
A.R.S. § 27-367— Maintenance and use of loading equipment
A.R.S. § 27-368— Ventilation; condition of airways; testing
A.R.S. § 27-369— Evacuation; procedure; routes
A.R.S. § 27-370— Stench warning
A.R.S. § 27-371— Radon control
A.R.S. § 27-372— Uranium operations; testing for radon daughters
A.R.S. § 27-373— Cap lamps