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)

Estimation of groundwater inflow situation using fuzzy logic: a case study (Beheshtabad water conveying tunnel, Iran)

M. Doustmohammadi; A. Jafari; O. Asghari

Volume 7, Issue 2 , July 2016, , Pages 229-238


  Water inflow is one of the most important challenges in the underground excavations. In addition to inducing working conditions and environmental problems, it decreases the stability and quality of the surrounding rocks. The direct method of measuring rock mass hydraulic conductivity consists of drilling ...  Read More

Permeability upscaling in fractured reservoirs using different optimized mother wavelets at each level

R. Vahedi; B. Tokhmechi; M. Koneshloo

Volume 7, Issue 2 , July 2016, , Pages 239-250


  We use a multi-resolution analysis based on a wavelet transform to upscale a 3D fractured reservoir. This paper describes a 3D, single-phase, and black-oil geological model (GM) that is used to simulate naturally-fractured reservoirs. The absolute permeability and porosity of GM is upscaled by all the ...  Read More

Numerical analysis of energy transmission through discontinuities and fillings in Kangir Dam

A. Siamaki; H. Bakhshandeh Amnieh

Volume 7, Issue 2 , July 2016, , Pages 251-259


  A considerable amount of energy is released in the form of shock wave from explosive charge detonation. Shock wave energy is responsible for the creation of crushing and fracture zone around the blast hole. The rest of the shock wave energy is transferred to rock mass as ground vibration. Ground vibration ...  Read More

Role of smile correction in mineral detection on hyperion data

M. Mohammady Oskouei; S. Babakan

Volume 7, Issue 2 , July 2016, , Pages 261-272


  This work aims to extract the mineralogical constituents of the Lahroud Hyperion scene situated in the NW of Iran. Like the other push-broom sensors, Hyperion images suffer from spectral distortions, namely the smile effect. The corresponding spectral curvature is defined as an across-track wavelength ...  Read More

Evaluation of structural analysis of tunnel segmental lining using beam-spring method and force-method (Case study: Chamshir water conveyance tunnel)

M. Nikkhah; Seyed S. Mousavi; Sh. Zare; O. Khademhosseini

Volume 8, Issue 1 , January 2017, , Pages 111-130


  The joints between segmental rings can withstand a certain amount of bending moment as well as axial and shear forces. Generally, in the structural analysis of tunnel segmental lining, the joints can be modeled as elastic hinges or rotational springs, and their rigidity should be demonstrated in terms ...  Read More

Evaluation of coalbed methane potential in Parvadeh IV coal deposit in central Iran using a combination of MARS modeling and Kriging

H. Molayemat; F. Mohammad Torab

Volume 8, Issue 2 , April 2017, , Pages 305-319


  Coalbed methane (CBM) plays an important role in coal mining safety and natural gas production. In this work, The CBM potential of B2 seam in Parvadeh IV coal deposit, in central Iran, was evaluated using a combination of local regression and geostatistical methods. As there were 30 sparse methane sampling ...  Read More

Determination of Hydraulic Jacking Mechanism and Maximum Allowable Grout Pressure during Grout Injection in Anisotropic Rocks

A. Majdi; M. Yazdani

Volume 12, Issue 2 , April 2021, , Pages 589-603


  The hydraulic jacking refers to the process of crack growth of the pre-existing joints in the rock mass under grout pressure above the minimum in-situ stress. Thus it is essential to understand the resistance behavior of the joints and maximum grout pressure. This paper describes a novel method for determining ...  Read More

Simulation of Crack Propagation Mechanism in Porous Media using Modified linear Element Displacement Discontinuity Method

M.H. Dehghani Firoozabadi; M. Fatehi Marji; A. Abdollahipour; A.R. Yarahamdi Bafghi; Y. Mirzaeian

Volume 13, Issue 3 , July 2022, , Pages 903-927


  In this work, an effective methodology is introduced for simulation of the crack propagation in linear poroelastic media. The presence of pores and saturated cracks that can be accompanied by fluid flow makes the use of poroelastic media inevitable. In this work, involvement of the time parameter in ...  Read More

Determination of mechanical parameters of anthracite coal using flying squirrel search algorithm with timber load and displacement data

Myong Nam Sin; Un Chol Han; Sung Il Jon; Hyon Hyok Ri

Articles in Press, Accepted Manuscript, Available Online from 04 May 2023


  Anthracite coal seam of Democratic People’s Republic of Korea was broken into particles to be soft due to geological tectonic actions through several stages in the Mesozoic era. Because the folds and faults have excessively developed and the shape of coal seam is very complicated, it is impossible ...  Read More

Analysis of the Grain Size Effect on the Mechanical Properties of Sandstone with Experimental and Numerical Methods

Enayatallah Emami Meybodi; fatemeh taajobian

Articles in Press, Accepted Manuscript, Available Online from 05 May 2023


  Due to the challenge of finding identical rock samples with varying grain sizes, investigating the impact of texture on rock material has been given less attention. However, macroscopic properties such as compressive strength, tensile strength, and modulus of elasticity can indicate microscopic properties ...  Read More

Bearing capacity evaluation of square footing resting on reinforced sand

IMRAN KHAN; Ravi Kumar Sharma

Articles in Press, Accepted Manuscript, Available Online from 07 May 2023


  An experimental study is carried out to improve the bearing capacity of soils by using geotextile. In the present study geotextile (tire reinforcement) is used as geotextile, whereas sand is used as a soil medium. This research work presents the results of laboratory load tests on model square footings ...  Read More


Lokeshwar Singh Dilta; Ravi Kumar Sharma

Articles in Press, Accepted Manuscript, Available Online from 08 May 2023


  This study highlights the results from a series of analytical model experiments that investigate the behaviour of a strip footing supported by hollow steel piles installed to stabilize a clay slope. The effects of changing the pile diameter, pile length, spacing between piles, slope angle, the position ...  Read More

Seasonal Variation in Physicochemical Characteristics of Domestic Wastewater in Himachal Pradesh: A case study

Smily Vishwakarma; Dr Dharmendra; Deven Singh

Articles in Press, Accepted Manuscript, Available Online from 10 May 2023


  The present study is based on data collection from some of the WWTPs (wastewater treatment plants) of the Himachal Pradesh region, and to investigate the range of physico-chemical characteristics of conventional WWTPs, which receive wastewater from different zones in different cities in Himachal Pradesh. ...  Read More

Sustainable approach for geometric design of highway using OpenRoads: a case study of NH-05

Ankit Verma; Akhilesh Nautiyal

Articles in Press, Accepted Manuscript, Available Online from 11 May 2023


  Roads are said to be the backbone of the development of any nation. In the developing nations like India, it is the primary mode of transportation, which makes its significance much higher. Highway geometric alignment is an important aspect for maintaining road safety and the effective movement of traffic ...  Read More

A hybrid model for Backbreak prediction using XGBoost machine learning and metaheuristic algorithms in Chadormalu iron mine

Zohreh Nabavi; Mohammad Mirzehi; Hesam Dehghani; Pedram Ashtari

Articles in Press, Accepted Manuscript, Available Online from 14 May 2023


  Back-break is one of the adverse effects of blasting, which results in unstable mine walls, high duration, falling machinery, and inappropriate fragmentation. Thus, the economic benefits of the mine are reduced, and safety is severely affected. Back-break can be influenced by various parameters such ...  Read More

Analytical Solutions of the First Order Displacement Discontinuity Elements in Poroelasticity

Mohammadhossein Dehghani Firoozabadi; Mohammad Fatehi Marji; Abolfazl Abdollahipour; Alireza Yarahamdi Bafghi; Yousef Mirzaeian

Articles in Press, Accepted Manuscript, Available Online from 16 May 2023


  The presence of pores and cracks in porous and fractured rocks is mostly accompanied by fluid flow. Poroelasticity can be used for the accurate modeling of many rock structures in the petroleum industry. The approach of the stress to the value of the fracture stress and the effect of pore pressure on ...  Read More

Specimens Size Effect on Mechanical and Fracture Properties of Rocks: A Review

Alireza Dolatshahi; Hamed Molladavoodi

Articles in Press, Accepted Manuscript, Available Online from 17 May 2023


  The structure's response to the region's prevailing loading conditions guides the engineers in estimating the resilience of the structural materials and their reinforcement. One of the main concerns in designing rock structures is paying attention to the size effect phenomenon. The size effect influences ...  Read More

Subgrade Characteristics of Flexible Pavements Incorporating Shredded Face Mask in Clayey Soil

Avinash Chandan; ABHISHEK SHARMA

Articles in Press, Accepted Manuscript, Available Online from 21 May 2023


  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