vibration in open pit mining

What impact does open pit mining have on the environment ...

Aug 29, 2016· Open pit mining, where material is excavated from an open pit, is one of the most common forms of mining for strategic minerals. This method of mining, even when it is very much regulated by govt norms, poses serious danger on the surrounding environment. ... Ground Vibration: ...

(PDF) Blast vibration effects in an underground mine ...

Blast vibration effects in an underground mine caused by open-pit mining Article (PDF Available) in International Journal of Rock Mechanics and Mining Sciences 80:79-88 · September 2015 with ...

AIR BLAST AND GROUND VIBRATION IN OPEN PIT MINING.

Download Citation on ResearchGate | AIR BLAST AND GROUND VIBRATION IN OPEN PIT MINING. | Using the basic timing guidelines for blast design given, results of this experimental work using ...

Prediction of Blast-Induced Ground Vibration in an Open ...

Abstract. Ground vibration (PPV) is one of the hazard effects induced by blasting operations in open-pit mines, which can affect the surrounding structures, particularly the stability of benches and slopes in open-pit mines, and impact underground water, railway, highway, and puzzling for …

vibration in open pit mining - nkozihomes.co.za

vibration in open pit mining Basics of an open pit mine Mine Engineer Com Fig 1 above shows an illustration of a Open Pit Surface Mine The definition of a open pit mine is an excavation or cut made at the surface of the ground for the purpose of extracting ore and which is open to the surface for the duration of the mine's life ...

Airblast and Ground Vibration Monitoring at Chimiwungo Pit

The potential air-blast and vibration impacts related with the Chimiwungo open pit of Lumwana mine are typical for a large open -pit mining operation and generally include: Operation of lightand heavy vehicles for transportation of personnel, materials and equipment within the site.

Environmental Consequences of Open Pit Mining - Blogger

Mar 14, 2012· Environmental Consequences of Open Pit Mining An open pit mine is a type of excavation where surface and subsurface materials (soil and rock) are removed, typically through use of explosives and mechanical mining and hauling equipment, to gain access to commercially valuable ores or other buried natural resources, including coal and gemstones ...

Vibration In Open Pit Mining - ilcapriccio-falisolle.be

vibration in open pit mining. Basics of an open pit mine Mine Fig. 1, above shows an illustration of a Open Pit Surface Mine. The definition of a open pit mine is "an excavation or cut made at the surface of the ground for the purpose of extracting ore and which is open to the surface for the duration of the mine…

Vibration – Waihi Gold

It is believed that no other open pit mines routinely use less than 15kg of explosive per blast hole. By considering blast vibration during mine planning, measures have been implemented to reduce potential impacts. Much of the uppermost parts of the open pit are in softer, weathered rock and can be removed by excavator. Harder rock requires ...

Vibration Safety Criteria for Surficial Rock Mass of Open ...

Combined with the field blasting operations during the open-pit to underground mining in Daye iron mine, the blasting vibration safety criteria is calculated. It is obtained that the blasting vibration safety criteria for the north slope and the south slope are 11.08cm/s and 10.20cm/s respectively.

Analysing the Ground Vibration Due to Blasting at ...

One of the most fundamental stages in open pit mining is drilling and blasting. A good fragmentation and a minimum ground vibration are characteristics of a successful drilling and blasting operation. In this study, 78 blasting events of AlvandQoly limestone mine located in Kurdestan cement company in west of Iran were investigated. The vibrations induced blasting was recorded by seismograph ...

Drive for shovels - Open-pit mining | ABB

Designed for tough operating conditions in open-pit mining ; Mechanically robust design with integrated support plates, reinforced bottom plates and bracing profiles ; Designed for a maximum of 1 g vibration load and 5 g shock load ; Modified ABB system solution based on ACS800 multi-drive modules

Measurement of blast damage - Office of Surface Mining

In surface mining, blast damage has a significant im­ dures into routine mine-production pact on slope stability. (1982) noted that, if backbreak is not controlled, a de­ crease in the overall pit-slope angle control to maintain blasting quality Abstract will ultimately be necessary, and …

cement plant crusher vibration in open pit mining

Mining plant vibration in open pit mining dosage cement mold vibration shock and vibration control of a jaw crusher. Details; vibration in open pit mining asianglobushospital. used stone crusher plant price list anyone have experience with whole body vibration the mining process. open pit mining requires close attention to .

Jami M. Girard, P.E., C.M.S.P. Mining Engineer, National ...

ASSESSING AND MONITORING OPEN PIT MINE HIGHWALLS Jami M. Girard1, P.E., C.M.S.P. 1Mining Engineer, National Institute for Occupational Safety & Health, Spokane Research Laboratory, 315 E. Montgomery Ave., Spokane, WA 99207 …

Surface Mining Methods and Equipment

UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol. II - Surface Mining Methods and Equipment - J. Yamatomi and S. Okubo ©Encyclopedia of Life Support Systems (EOLSS) Figure 2. Change in production and productivity of US coal mines The higher productivity for open pit mining equipment also lowers costs.

Assessment of Blasting-Induced Ground Vibration in an Open ...

In an open-pit mine slope, rock mass has multiple joint structures and blasting operations have an obvious influence on its stability. Therefore, accurately predicting the blasting vibration is necessary to ensure slope stability. In this study, the blasting vibration signals monitored at a blasting site with different rock masses were used to investigate the attenuation characteristics of ...

Investigation of blast-induced ground vibrations in the ...

Nov 16, 2013· Investigation of blast-induced ground vibrations in the Tülü boron open pit mine. ... Monitoring and evaluation of blast induced vibrations in some open-pit mines in Turkey. Dissertation, Cumhuriyet University, Sivas ... Ataei M (2010) Prediction of blast induced ground vibrations in Karoun III power plant and dam: a neural network.

Noise and Vibration - KCGM

KCGM monitors ground vibration due to blasting at six reference locations between the Fimiston Open Pit and Kalgoorlie-Boulder and at eight locations around Mt Charlotte Underground Mine. Vibration caused by a blast is recorded when ground vibration exceeds the set trigger level of 0.2 mm/sec, and is referred to as a blast "trigger event".

Vibration response of the waste rock dump in open pit …

Markéta Lednická and Zden ěk Kaláb : Vibration response of waste rock dump in open pit mine caused by blasting operation 72 Only the mined out part of the quarry was at the disposal of waste rock deposit. The dump had four levels at the time of performed seismological measurement (Fig. 1, 2), the height of the dump was about 23 m, and

Propagation and prediction of blasting vibration on slope ...

The blast loadings on boundaries outside the fracture zone are selected as the input loadings in the consequent numerical simulations, so that the blasting vibration velocity distribution of open pit subjected to underground mining can be simulated. (2) The numerical simulations were validated using field monitoring data.

1.1 PHASES OF A MINING PROJECT - Home | ELAW

1.1.3.1 Open-pit mining Open-pit mining is a type of strip mining in which the ore deposit extends very deep in the ground, necessitating the removal of layer upon layer of overburden and ore. In many cases, logging of trees and clear-cutting or burning of vegetation above the ore deposit may precede removal of the overburden. The

AKUSTIKVERKSTAN - OPEN PIT MINING/VIBRATIONS

When blasting rock, both vibrations in the ground and in air is generated. We can measure the pressure at the shockwave as well as vibrations in the ground and on buildings close to the site. This is most often performed near open pit minings or when blasting rock during preparations for construction.

Hollinger Open Pit Vibration Monitors - YouTube

Sep 05, 2017· Goldcorp's Porcupine Gold Mines has eleven permanent vibration monitors surrounding the Hollinger Open Pit. The Timmins community has spoken, so we're giving you (even more) facts about blast ...

Basics of an open pit mine - mine-engineer.com

Open pit mines can be used in coal mining, and they are used extensively in "hard rock" mining for ores such as metal ores, copper, gold, iron, aluminum, and many minerals. In a open pit coal mine, the pit bottom would be the bottom mined coal seam elevation, since it is usually feasible to extract multiple seams when surface mining coal.

BLASTING VIBRATIONS - Office of Surface Mining

ly represented the path of transmission of vibrations. Next, since the mine to the north of the underground mines was located far from the underground cavities, data from that mine were excluded from further analysis. Also, the blasting in the small pit to the southwest of the main area was omitted from further analysis because the

Blast vibration effects in an underground mine caused by ...

Rampura Agucha open-pit lead zinc mine is producing 5.7 Mt/a of ore and has started its underground part which is slated to produce initially 2–2.4 Mt/a and 4.5 Mt/a in near future.. The impact of 86 open-pit blasts has been documented in the underground openings and 258 blast vibration …