Headcover Installation Instructions This standard working procedure has been prepared to help all team members to work as safely as possible This procedure is a minimum standard required Note This procedure has been written in the most general form possible Care must be taken to evaluate every situation individually REQUIREMENTS GENERAL All applicable laws and regulations will be followed while performing this job All applicable mine site specific rules and regulations will be followed while doing this job The workers doing this job have been previously trained to I W ork safely in an underground environment select and use personal protective devices safety signs fire extinguishers and the appropriate hand tools II Protect self and others in underground mines and recognize loose andor abnormal ground conditions and faulty groundsupport III Scale loose rock prepare the rock face select repair and fasten hoses IV Individuals undergoing training in the required prerequisites must be accompanied by a trained individual JOB SPECIFIC The workers performing this procedure have been previously trained to I Safely handle rock drill oil II Safely handle resin cartridges WHMIS III Drill holes with a rock drill IV Install ground support rebar V Determine the safe loading capacity for rigging gear and rig accordingly VI Use the equipment that is available to place the headcover Clear communications must be verified between the tugger site and bottom of the raise if the headcover is to be lifted from a location other than the breakthrough site HAZARDS Compressed air can cause serious injuries and care should be taken when working around it Compressed air hoses must be properly maintained and connected A whipping air line can cause serious or fatal injuries The breakthrough area of a raise is particularly dangerous due to the possibility of falling rock Hearing protection should be removed when working in this area The time spent near to the raise opening must be limited If the work that is to be performed will take longer than one shift it is recommended that the headcover is ROCVENT INC MINE TUNNEL VENTILATION 35 wwwrocventcom