MINERALS AND MINING (EXPLOSIVES) REGULATIONS, …
MINERALS AND MINING (EXPLOSIVES) REGULATIONS, 2012 IN EXERCISE of the powers conferred on the Minister responsible for Mines by section 110 of the Minerals and Mining Act, (Act 703), 2006, these Regulations are made this day 20th of March, 2012. Application and general administration Regulation 1—Application (1) These Regulations …
MSHA
occupational injury and illness experience of sand and gravel mining in the United States for 2012. Data reported by operators of mining establishments concerning work injuries are summarized by work location, accident classification, part of body injured, nature of injury, and occupation. Related information on
OPTIMIZATION OF MECHANIZED MINING LAYOUT …
Anglo American Platinum currently has underground mechanized mining methods at a small percentage of its mines. These methods are: • Bord and pillar (1.8 m–2.2 m stope widths using low-profile (LP) mechanized equipment) • Breast mining (1.3 m stope width using extra-low profile (XLP) mechanized equipment)
Autonomous and Remote Operation Technologies in the …
Humans have been mining for at least 40 000 years. Two thousand years ago the Romans developed large scale hydraulic mining methods for use in alluvial gold deposits in Spain. They also developed underground mining techniques. Despite the long human history in mining and the ongoing development of new techniques mining has in the past typically
EXPLOSION PROOF DIGITAL CAMERA FOR …
The ToughPIX 2302XP digital camera is the ultimate tool for mining professionals, allowing documentation of equipment and processes within a mining environment safely, quickly and easily. » ATEX Certified for I M2 / Ex d I explosive areas atmospheres » Rugged, industrial grade design with backlit armoured LCD screen for image
ARRANGEMENT OF REGULATIONS Regulations …
Underground general 174. Securing of workings with unsafe ground conditions 175. Reporting danger and books for complaint 176. Safety pillars between adjoining properties and their removal 177. Material used for underground backfill 178. Stagnant water to be drained off Ventilation and dust prevention 179. Quality of underground mine air 180.
Integrated Approach toward Reducing Exposure of …
Rules Regulating Exposure of Underground Miners to Gases Emitted by Diesel Engines. 30 CFR 57.5001. Safety and Health Standards Underground for Metal and Nonmetal Mines. Exposure Limits for Airborne Contaminants (MSHA 1985): nitrogen dioxide (NO2), ACGIH TLV-TWA is 3 ppm, ACGIH TLV-STEL (ceiling limit) is 5 ppm.
Electricity in Mining
–The source of the energy to power the equipment and systems at a mining operation is driven by economics, availability, flexibility, and infrastructure • Mining Methods for all minerals can first be classified into either Underground or Surface mining methods… with many variations of each. –Typically, underground mining methods involve ...
Field Study of Longwall Coal Mine Ventilation and …
Figure 1. — Study site for tracer gas testing. Longwall configuration for test 1 is shown. A bleeder fan producing 129 m. 3. /s (273,000 cfm) at 3.86 kPa (15.5 in WG) at the start of the study was located adjacent to longwall panel 1 (LW#1) on …
2012 Americas School of Mines
Underground mining. Mining equipment. Mining operations. Open pit mining. Generally low grade, shallow orebodies Mining rate >20,000 tonnes per day. Concentrator or . Waste …
Safer mine layouts for underground stone mines …
R. MEVILLE AND J. LITSENBERGER. need to develop and use safe mine layouts to minimize 1). Additionally, maximum values of horizontal stresses ranged from about 10 to 35 MPa (1,400 to 5,000 psi), with an average of about 25 MPa (3,600 psi). This range in val-ues of horizontal stress is 10 times greater than the stress produced from the ...
Optimization of Trackless Equipment Scheduling …
This paper presents an algorithm for optimizing the scheduling of trackless equipment in underground mines. With the shortest working interval and maximum productivity as …
ADVANCING UNDERGROUND MINING EQUIPMENT …
PDM Professional software in 2012, Resemin is getting better input from the field and further integrating experts with experience in underground mining into the design and product development process. "In 2008, before we standardized on SOLIDWORKS, we designed and manufactured an average of two machines each year," Díaz says.
METHODOLOGY FOR UNDERGROUND MINING …
Abstract: The mining method selection for underground mining is one of the most important decisions when designing a mine. This selection depends on the mining-geological, mining-technical and economic factors. The mining method selection for underground mining can be described as a multi-criteria decision-making process, as …
Earned Value Management: Adapted for use in …
underground mining project. In this paper, the author demonstrates the use of Earned Value Management in underground mining operations using the block caving method and …
Surface and Underground Mining EquipMEnt
surface and underground Mining Equipment applications 8/12 Firetrace pre-engineered automatic fire detection and suppression systems have been field proven for two …
Peru in the Mining Equipment Global Value Chain
Peru is a world leader in mining, and its principal products are: gold (6th largest producer in the world), silver (2nd), copper (3rd), lead (4th), tin, tellurium, molybdenum and zinc (3rd) (EY, 2014). The investment portfolio in the mining sector is estimated at US$63.9 billion.
IEA 2012
The underground mining activity is regarded as one of the activities that cause most accidents, deaths and illnesses ... misuse or malfunction of the mine equipment (DHILLON, 2010). Confirming the issue, ILO (2009) states millions ... causes of poor health and safety in the mining Work 41 (2012) 4460-4467 DOI: 10.3233/WOR-2012-0119-4460 IOS Press
AD45 Underground Mining Truck AD63
Underground Mining Truck. 63 tonne (69 tons) payload, 5% payload capacity increase. • Tilt Cab for easy machine maintenance. Five body sizes including a lightweight dump body option. • High efficient modular HVAC system with dual power options. Truck Payload Measurement System (TPMS) now offers payload The diesel …
Ventilation Requirement for 'Electric' Underground Hard …
70 per cent of its diesel equivalent ( Mining, 2012). Therefore, it was assumed that every conceptual electric vehicle in the fl eet has motor power of 70 per cent of its
Technical Specifications for AD45 Underground Mining …
All rating conditions are based on ISO/TR14396:2002, inlet air standard conditions with a total barometric pressure of 100 kPa (29.5 in Hg), with a vapor pressure of 1 kPa (0.295 in Hg), and 25° C (77° F). Performance measured using fuel to EPA specifications in 40 CFR Part 1065 and EU speciications in Directive 97/68/EC with a …
Overall equipment effectiveness optimisation for a …
an underground Bord and Pillar coal mine that has limited coal reserves and unfavorable geological conditions. The mine consists 10 CM sections, mining both high and low seams with equipment-suits that comprises the Continuous Miner (CM), Shuttle Cars, Feeder Breaker, Conveyor Belts and Roof Bolter.
Optimization of Truck-Loader haulage system in an …
respectively. The mine uses four different mining methods: sublevel open stoping in zones A and B; drift and fill mining in zone C; narrow vein mining in zone C; Alimak mining in zones A and B. This paper focuses on the sublevel open stoping mining used in zone A. In this method, top and bottom accesses are mined to reach the sublevel open stope.
Economics of diesel fleet replacement by electric mining …
In 2012 the latter specifically identified diesel fuel as the second biggest contributor to cost escalation in the South African mining sector after it had risen at a 15.7% annualized rate since 2007. In an underground mining operation, the energy intensive extraction process is further exacerbated by
ASSESSING THE SAFETY CULTURE OF UNDERGROUND …
A multiple-method approach was utilized to assess the safety culture of underground coal mines for this project. The methods included (1) functional analysis, (2) in-depth interviews, (3) behavioral anchored rating scales (BARS), (4) organizational and safety culture (paper and pencil) surveys, and (5) behavioral observations.
Diesel Aerosols and Gases in Underground Mines
Many of the technologies and strategies available to the coal and metal/nonmetal underground mining industries to control exposures of underground miners to diesel pollutants are similar. However, the differences in the U.S. regulations limiting DPM exposures of miners in underground coal mines [66 Fed. Reg. 27864 (2001) 1 1 Federal …
Hard Rock Miner's Handbook
of the Mining Journal,, and many other members of the mining community, the Hard Rock Miner's Handbook has been distributed to over 113 countries worldwide. Web hits and downloads continue as students and professors, miners, engineers, and mining executives embrace the Handbook as an invaluable source of practical
Underground mining systems— the invisible and …
White Paper WP083003EN Effective December 2012. Underground mining systems— the invisible and looming danger. Introduction. If people aren't in harm's way, they can't get …
Underground Mining 2012
Underground Mining. Underground reach buried ore bodies. So‐called drifts are tunnels created by mining ore; stopes are vertical shafts created by mining ore. The surrounding …
Underground Mining Project Equipment Selection …
Figure No-1 shows Flowchart of model program 'eqp' for Selection of Underground Equipment. Algorithm of eqp/* for Appropriate Choice of Equipment for planning and scheduling. Step 1: Open new File"eqp.dat", for read-write; for input data for program. Step 2: Open new File "eqp.txt", for read-write; for Economic Equipment Package and write ...