works, like oxy cutting and welding using: fire resistant hydraulic fluid and fire resistant power cables for high voltage supply fire retardant tail shield grease using gas detection and lock out devices Gas accumulation using remote control bolting Ground support installation including correctly operating segment feeder and handling devices including access, ring build, having operators visually check area before use segment handling with ensuring: cranes, annulus void workers are competent in the use of segment handlers and filling and vibration instructions follow manufacturer’s the ring builder can visually see rams when moving them use of exclusion zones so no work is done under unsupported ground limbs are kept well clear of plant inspecting installed ground support supplying: Heat exposure ventilation chilled drinking water managing fatigue providing self-rescuers and checking their operation regularly Irrespirable atmosphere including toxic fumes using emergency seals using: Noise exposure hazard lights audible alarms hearing protection using tunnel brackets designed to ensure the service pipes and Pressurised hydraulic cables are correctly supported systems including pressure release marking cut off valves clearly through screw conveyor inspecting hoses regularly for wear and replacing them if necessary discharge gate establishing communication protocols when pigging the slurry lines having a sealable spoil screw conveyor tube inspecting pipes, seals and packing before commencing operations maintaining separation between workers and hose joints where reasonably practicable using eye protection for operators ensuring housekeeping procedures are followed Slip and trips including risks from greasy walls using grated walkways and spillage from having spill kits available polymer use
works, like oxy cutting and welding using: fire resistant hydraulic fluid and fire resistant power cables for high voltage supply fire retardant tail shield grease Gas accumulation using gas detection and lock out devices Ground support installation including access, ring build, segment handling with cranes, annulus void filling and vibration using remote control bolting correctly operating segment feeder and handling devices including having operators visually check area before use ensuring: workers are competent in the use of segment handlers and follow manufacturer’s instructions the ring builder can visually see rams when moving them use of exclusion zones so no work is done under unsupported ground limbs are kept well clear of plant inspecting installed ground support Heat exposure supplying: ventilation chilled drinking water managing fatigue Irrespirable atmosphere including toxic fumes providing self-rescuers and checking their operation regularly using emergency seals Noise exposure using: hazard lights audible alarms hearing protection Pressurised hydraulic systems including pressure release through screw conveyor discharge gate using tunnel brackets designed to ensure the service pipes and cables are correctly supported marking cut off valves clearly inspecting hoses regularly for wear and replacing them if necessary establishing communication protocols when pigging the slurry lines having a sealable spoil screw conveyor tube inspecting pipes, seals and packing before commencing operations maintaining separation between workers and hose joints where reasonably practicable using eye protection for operators Slip and trips including risks from greasy walls and spillage from polymer use ensuring housekeeping procedures are followed using grated walkways having spill kits available
guide-tunnelling.docx