Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)

Sub-grade Characteristics of Flexible Pavements Incorporating Shredded Face Mask in Clayey Soil

Avinash Chandan; Abhishek Sharma

Volume 14, Issue 3 , July 2023, , Pages 789-797

https://doi.org/10.22044/jme.2023.12850.2337

Abstract
  Due to disposal concerns, an enormous quantity of personal protective equipment (PPE) waste from the COVID-19 pandemic constituted a severe health and environmental risk. During the pandemic, the usage of protective suits increased dramatically raising concerns about how to dispose of them to safeguard ...  Read More

A new 2D block ordering system for wavelet-based multi-resolution up-scaling

B. Tokhmechi; M. Rabiei; H. Azizi; V. Rasouli

Volume 9, Issue 4 , October 2018, , Pages 817-828

https://doi.org/10.22044/jme.2018.6604.1482

Abstract
  A complete and accurate analysis of the complex spatial structure of heterogeneous hydrocarbon reservoirs requires detailed geological models, i.e. fine resolution models. Due to the high computational cost of simulating such models, single resolution up-scaling techniques are commonly used to reduce ...  Read More

Evaluation of background geochemical speciation of heavy metals in overburden topsoil of bituminous sand deposit area, Ondo state, Nigeria

O.E. Ifelola

Volume 10, Issue 4 , October 2019, , Pages 869-882

https://doi.org/10.22044/jme.2019.8377.1725

Abstract
  Metals are ubiquitous within the earth crust. However, the exceptional high-level concentration of heavy metals in the soil due to natural or anthropogenic activities and the chemical forms in which they exist determine the level of risk they portend to the environment. This work was aimed at determining ...  Read More

Substantiating Parameters of Reinforced Rock Supports

S. Hryhorovych Nehrii; T. Oleksandrivna Nehrii; H. Viktorivna Piskurska; E. Viktorovych Fesenko; Y. Yevhenovych Pavlov; A. Mykolaiovych Surzhenko

Volume 12, Issue 4 , October 2021, , Pages 953-967

https://doi.org/10.22044/jme.2021.11367.2117

Abstract
  In this work, we focus on the technology of stabilizing roof rocks by constructing separate rock supports reinforced with metal grids. Their parameters are specified using the results of physical structural modeling. The reinforced and non-reinforced rock supports with different fractional compositions ...  Read More

Investigating Effect of Tunnel Size, Rock Mass Conditions, and In-Situ Stresses on Stability of Tunnels

Hafeezur Rehman; Ahmad Shah; Mohd Hazizan bin Mohd Hashim; Naseer Muhammad Khan; Wahid Ali; Kausar Sultan Shah; Muhammad Junaid; Rafi Ullah; Muhammad Bilal Adeel

Volume 13, Issue 4 , October 2022, , Pages 973-987

https://doi.org/10.22044/jme.2022.12294.2231

Abstract
  The major factors affecting tunnel stability include the ground conditions, in-situ stresses, and project-related features. In this research work, critical strain, stress reduction factor (SRF), and capacity diagrams are used for tunnel stability analysis. For this purpose, eighteen tunnel sections are ...  Read More

Exploitation
Dilution Risk Ranking in Underground Metal Mines using Multi-Attributive Approximation Area Comparison

M. Mohseni; M. Ataei; R. Khaloo Kakaie

Volume 11, Issue 4 , October 2020, , Pages 977-989

https://doi.org/10.22044/jme.2019.8506.1729

Abstract
  The contamination of ores with wastes or materials of lower than the cut-off grade is referred to as dilution. Dilution is an undesirable phenomenon that, on one hand, reduces the product grade and, consequently, reduces the sales prices and, on the other hand, adds an extra cost to waste production. ...  Read More

Rock Mechanics
Internal Mine Dump Slope Stability and Failure Zone Identification using 3D Modelling

Kapoor Chand; Radhakanta Koner

Volume 14, Issue 4 , October 2023, , Pages 1105-1119

https://doi.org/10.22044/jme.2023.13013.2360

Abstract
  In open-pit mine, safety of internal dumps is a significant pointer on the economic perspective of the overall project. It has been found in several studies that unplanned and random deposition of the overburdened material is the main reason for mishaps and failure. The study utilized unmanned aerial ...  Read More

A state-of-the-art review of mechanical rock excavation technologies

A. Ramezanzadeh; M. Hood

Volume 1, Number 1 , January 2010

https://doi.org/10.22044/jme.2010.4

Abstract
  The first step in mining activities is rock excavation in both mine development and production. Constant pressure for cost reduction and creating an improved/safe work environment for personnel has naturally resulted in increased use of mechanical excavation systems in many mining operations. Also, mechanical ...  Read More

Geochemical and mineralogical characteristic of the VHMS alteration pipe, major elements variations and peraluminous ratio, in high grade metamorphosed rocks

R. Ghavami-Riabi; H.F.J. Theart

Volume 1, Number 2 , July 2010

https://doi.org/10.22044/jme.2011.12

Abstract
  The massive sulphide deposit at Kantienpan Cu-Zn mine is hosted by volcano sedimentary succession known as the Areachap Group, in the eastern part of Namaqua Metamorphic Province, South Africa. The deposits were affected by a complex deformation and metamorphic history and represent ...  Read More

Support vector regression for prediction of gas reservoirs permeability

R. Gholami; A. Moradzadeh

Volume 2, Issue 1 , January 2011

https://doi.org/10.22044/jme.2012.18

Abstract
  Reservoir permeability is a critical parameter for characterization of the hydrocarbon reservoirs. In fact, determination of permeability is a crucial task in reserve estimation, production and development. Traditional methods for permeability prediction are well log and core data analysis which are ...  Read More

Formation interface detection using Gamma Ray log: A novel approach

Mostafa Javid; Behzad Tokhmechi

Volume 3, Issue 1 , January 2012, , Pages 41-50

https://doi.org/10.22044/jme.2012.66

Abstract
  There are two methods for identifying formation interface in oil wells: core analysis, which is a precise approach but costly and time consuming, and well logs analysis, which petrophysists perform, which is subjective and not completely reliable. In this paper, a novel coupled method was proposed to ...  Read More

The impact of poor cementing casing damage: A numerical simulation study

M. Hemmatian; B. Tokhmchi; V. Rasouli; R. Gholami

Volume 6, Issue 1 , January 2015, , Pages 41-53

https://doi.org/10.22044/jme.2014.329

Abstract
  A good knowledge of the parameters causing casing damage is critically important due to vital role of casing during the life of a well. Cement sheath, which fills in the gap between the casing and wellbore wall, has a profound effect on the resistance of the casing against applied loads. Most of the ...  Read More

Influence of operating parameters on the Apatite flotation kinetics

Asghar Azizi; Ali Dehghani; Seyyed Zioddin Shafaei

Volume 4, Issue 1 , January 2013, , Pages 45-55

https://doi.org/10.22044/jme.2013.94

Abstract
  AbstractThe purpose of this study was to investigate the controllable operating parameters influence, including pH, solid content, collector, co-collector, and depressant dose, and conditioning time, on apatite flotation kinetics. Four first order flotation kinetic models are tested on batch flotation ...  Read More

A parametric model for predicting cut point of hydraulic classifiers

Hamid Khoshdast

Volume 5, Issue 1 , January 2014, , Pages 47-54

https://doi.org/10.22044/jme.2014.270

Abstract
  A new parametric model was developed for predicting cut point of hydraulic classifiers. The model directly uses operating parameters including pulp flowrate, feed particle size characteristics, pulp solids content, solid density and particles retention time in the classification chamber and also covers ...  Read More

A New Approach for Obtaining Settling Velocity in a Thickener Using Statistical Regression: A Case Study

M. Hosseini Nasab

Volume 7, Issue 1 , January 2016, , Pages 47-56

https://doi.org/10.22044/jme.2016.466

Abstract
  In this research work, the parameters affecting the settling velocity within the thickeners were studied by introducing an equivalent shape factor. Several thickener feed samples of different densities including copper, lead and zinc, and coal were prepared. The settling tests were performed on the samples, ...  Read More

Rock mass structural data analysis using image processing techniques (Case study: Choghart iron ore mine northern slopes)

M. Mohebbi; A.R. Yarahmadi Bafghi; M. Fatehi Marji; J. Gholamnejad

Volume 8, Issue 1 , January 2017, , Pages 61-74

https://doi.org/10.22044/jme.2016.629

Abstract
  Presence of joints and fractures in rocks strongly influences the behavior of the rock mass by dividing the media into smaller units. These structures intensify the potential instability besides the development of sliding and rotational movements. The assumption of discontinuum media changes the whole ...  Read More

Exploitation
UPL determination of multi-element deposits with grade uncertainty using a new block economic value calculation approach

M. Jamshidi; M. Osanloo

Volume 9, Issue 1 , January 2018, , Pages 61-72

https://doi.org/10.22044/jme.2017.5763.1387

Abstract
  The block economic value (BEV) of a single-metal deposit is calculated based on the metal content and the related costs. The common methods available for calculating BEV are just based upon the profitable elements, and the effects of undesirable elements on BEV are not considered. However, in multi-element ...  Read More

Exploitation
Bayesian Data Fusion: a Reliable Approach for Descriptive Modeling of Ore Deposits

B. Tokhmechi; S. Ebrahimi; H. Azizi; Seyed R. Ghavami-Riabi; N. Farrokhi

Volume 11, Issue 1 , January 2020, , Pages 63-76

https://doi.org/10.22044/jme.2019.7980.1667

Abstract
  Recognition of ore deposit genesis is still a controversial challenge for economic geologists. Here, this task was addressed by the virtue of Bayesian data fusion (BDF) implementing available proofs: semi-schematic examples with two (Cu and Pb + Zn) and three (Cu, Pb + Zn and Ag) evidences. The data, ...  Read More

Experimental Investigation of Usability of Construction Waste as Aggregate

G. Kulekci; A. Osman Yilmaz; M. Çullu

Volume 12, Issue 1 , January 2021, , Pages 63-76

https://doi.org/10.22044/jme.2021.10309.1976

Abstract
  The aim of this work is to obtain recycled aggregate (RA) from construction debris in order to reduce the rapid consumption of aggregate resources and the environmental impact of these resources. In order to fulfill this aim, the density, porosity, Schmidt hardness test, uniaxial compression resistance, ...  Read More

Platform Motion at Lower Loading Station in Trucklift Slope Hoisting System with Varying Profile of Track

Kwang Hyok Kim; Tok Hyong Han; Un Chol Han; Ryo Myong Hong

Volume 14, Issue 1 , January 2023, , Pages 66-77

https://doi.org/10.22044/jme.2023.12490.2267

Abstract
  This paper focuses on a study concerned with estimation of the platform motion at the lower loading station in the Trucklift slope hoisting system with varying profile of track. The TruckLift slope hoisting system is an innovative transport technology for open-pit mines, and considerably accelerates ...  Read More

Application of Machine Learning Techniques to Predict Haul Truck Fuel Consumption in Open-Pit Mines

S. Alamdari; M.H. Basiri; A. Mousavi; A. Soofastaei

Volume 13, Issue 1 , January 2022, , Pages 69-85

https://doi.org/10.22044/jme.2022.11577.2145

Abstract
  The haul trucks consume a significant energy source in open-pit mines, where diesel fuel is widely used as the main energy source. Improving the haul truck fuel consumption can considerably decrease the operating cost of mining, and more importantly, reduce the pollutants and greenhouse gas emissions. ...  Read More

Environment
Discriminating copper geochemical anomalies and assessment of their reliability using a combination of sequential Gaussian simulation and gap statistic methods in Hararan area, Kerman, Iran

S. Abbaszade; F. Mohammad Torab; A. Alikhani; H. Molayemat

Volume 10, Issue 1 , January 2019, , Pages 75-86

https://doi.org/10.22044/jme.2018.7037.1546

Abstract
  In geochemical exploration, there are various techniques such as univariate and multivariate statistical methods available for recognition of anomalous areas. Univariate techniques are usually utilized to estimate the threshold value, which is the smallest quantity among the values representing the anomalous ...  Read More

A new approach to define batch settling curves for analyzing the sedimentation characteristics

Mohammad Reza Garmsiri; Hassan Haji Amin Shirazi

Volume 3, Issue 2 , July 2012, , Pages 103-111

https://doi.org/10.22044/jme.2012.88

Abstract
  The results of batch settling tests (BST) are used to investigate settling behavior of solids suspension, which contribute to sizing thickeners. Conventional methods in analyzing BST on the basis of visual and graphical procedures lead to sub-optimally sized and selected thickeners. A computational approach ...  Read More

Reliability-based maintenance scheduling of powered supports in Tabas mechanized coal mine

Amid Morshedlou; Hesam Dehghani; Seyed Hadi Hoseinie

Volume 5, Issue 2 , July 2014, , Pages 113-120

https://doi.org/10.22044/jme.2014.327

Abstract
  Utilizing the gathered failure data and failure interval data from Tabas coal mine in two years, this paper discusses the reliability of powered supports. The data sets were investigated using statistical procedures and in two levels: the existence of trend and serial correlation. The results show that ...  Read More

Limestone chemical components estimation using image processing and pattern recognition techniques

F. Khorram; H. Memarian; B. Tokhmechi; H. Soltanian-zadeh

Volume 2, Issue 2 , July 2011, , Pages 126-135

https://doi.org/10.22044/jme.2011.539

Abstract
  In this study based on image analysis, an ore grade estimation model was developed. The study was performed at a limestone mine in central Iran. The samples were collected from different parts of the mine and crushed in size from 2.58 cm down to 15 cm. The images of the samples were taken in appropriate ...  Read More