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21 records found.
JND Drill-rod Handling System
Problem Manual handling of drill rods on drill rigs is the cause of a large number of injuries to drilling personnel Solution The unique design, manufacture and installation of an automated drill-rod handling system for a multi-purpose drill rig was undertaken to minimise... Read more
Uncontrolled fall of drill rod: driller's offsider injured
What A driller's offsider was standing on the drilling platform guiding the end of a rod to the next drill rod. When the drill rod reached approx. 5.5 m high, it suddenly released from the screw plug attachment falling onto the... Read more
Steering Tie-Rod Failure In Dump Truck
What A Caterpillar CAT 785 dump truck while travelling at 5 to 10 kph lost steering control when a steering ball stud socket pulled out of its tie-rod. The operator noticed that something was wrong and managed to stop the truck... Read more
Aluminium Drill Rod Failure
What A reverse circulation (RC) drill rig was drilling at a depth of about 94 m when the head drill rod failed. The failure was a long split that rapidly formed causing a sudden and uncontrolled release of high-pressure compressed air... Read more
Drill String Falls From Production Hole
What During Training by an experienced operator of another worker on a production drill rig. 4 x ST58 tube rods, fell under gravity, striking the operator on the foot. The rods weighed approximately 40 kg each, and fell from a height... Read more
Surface Metal Mine (Gold) Fatal Machinery Accident Boart Longyear Company
What A driller, age 40, was fatally injured when his clothing became entangled in a rotating drill rod. Coates was aligning the rod to the drill head when his coat became entangled Why The accident occurred because management had not provided mechanical devices... Read more
Driller's Off-sider Injured while Operating an Exploration Drill Rig
What The rod clamps on an exploration drill rig closed down onto the foot of a driller's off-sider. Why The investigation found that the circumstances of events were as follows: Drill rods were being "pulled" using a rod spinner . . . Recommendations All exploration... Read more
Surface Metal Mine (Gold) Fatal Machinery Accident; Boart Longyear Company
What A 40-year-old driller (contractor employee) with 20 years mining experience was fatally injured at a surface gold mine. The victim was adding a drill rod to the drill head when his coat became entangled in the rotating steel. Recommendations Rotation should be... Read more
Hazard elimination in underground diamond drilling
Problem Personnel undertaking underground drilling are exposed to risks in such areas as working at heights (rod handlers) and exertion injuries (stretching to load rods) Solution Innovative use of lighting, concrete pads, rod handling equipment and design to reduce / eliminate hazards in... Read more
Are we Learning?- Equipment falling on people
What On the 13 May 2008 a manganese mantle from a Terex Cedarapids380 cone crusher was lifted up and suspended by one lifting lug to turn it over for inspection. At this time the lifting lug broke away from the mantle.... Read more
Personnel Protection Shield
Problem If any work was required to be carried out on the reaming head during the reaming of raise drilled shafts (for example, when reaming cutters were changed), personnel would be potentially exposed to rock falling from the open hole. Covering... Read more
Drill Rig Tips Over Into Water Ditch
What A drill rig was tramming between drill holes with the mast upright when it tipped over into a water filled ditch. Part of the cabin quickly filled with water and mud and a drill rod fell out of the carousel... Read more
2000 National Safety and Health Innovation Awards
Problem This booklet contains the innovation profiles of the national finalists of the 2000 National Safety and Health Innovations Awards: 1. Core Risk Management Plan - Communication Process [Winner] 2. Substitution of a Non-Toxic Heavy Liquid [Highly Commended] 3. JND Drill-Rod... Read more
CUT-OUT SEAT ON ATLAS COPCO F9 DRILL RIG
Problem Working around moving parts of drill rigs has resulted in several recent quarry industry fatalities. While procedures and training continue to be used to minimise the exposure of operators to rotating plant, no fatality is acceptable and significant risks must... Read more
Surface Nonmetal Mine (Limestone) Fatal Electrical Accident Plaza Materials Corporation Plaza Materials Corporation Crystal Springs, Pasco County, Florida Mine I.D.
What A 42 year-old welder with 2 years mining experience was fatally injured at a crushed stone operation. The victim was lying on a wet, metal screen deck welding a wear plate in a confined area when he apparently touched the... Read more
Surface Nonmetal Mine (Limestone) Fatal Electrical Accident Plaza Materials Corporation Plaza Materials Corporation Crystal Springs, Pasco County, Florida Mine I.D.
What A 42 year-old welder with 2 years mining experience was fatally injured at a crushed stone operation. The victim was lying on a wet, metal screen deck welding a wear plate in a confined area when he apparently touched the... Read more
Field Technicians Injured at Drilling Site
What Two field technicians were injured when struck on the head by a 3 m long 89 mm diameter drill rod weighing approximately 35 kilograms. The field technicians were assisting a contract driller to break a frozen thread on the air... Read more
METAL/NON-METAL MINE FATALITY - Fatal Powered Haulage Accident
What An underground mechanic was fatally injured when the service truck he was driving struck a rib and overturned. A co-worker riding in the truck was seriously injured in the accident. Why The steering cylinder disengaged from the tie rod causing the truck... Read more
Fatal Powered Haulage Accident FMC @ Westvaco FMC Corporation Green River, Sweetwater County, Wyoming
What An underground mechanic was fatally injured when the service truck he was driving struck a rib and overturned. A co-worker riding in the truck was seriously injured in the accident. Why The steering cylinder disengaged from the tie rod causing the truck... Read more
Fatal Fall of Roof or Back - Underground
What A roof bolting machine operator was fatally injured in a roof fall. The victim was operating a single-head roof bolting machine, installing fully grouted resin rods. The fall, consisting of draw rock was approximately 3 feet thick, 14 feet wide... Read more
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