Experiences

Review mine design and conduct numerical modeling for potash mining, Asia Pacific Potash Corporation Ltd., Udon Thani, Thailand (APPC).

Review a report on Prediction of Subsidence Resulting for Potash Mining at Udon South Mine of Golder Associates Inc., Denver, CO, USA.

Review a report on Geotechnical and Numerical Modeling of John T. Boyd Company (Australia) PTY. Ltd. that had prepared for APPC.

Review a report on  Conceptual Mine Plan 6.0 MTPA Ore Production Udon South Potash Project of John T. Boyd Company (Australia) PTY. Ltd., Brisbane, Australia that had prepared for APPC

Evaluate Geomechanics Performance of Salt Formation for Compressed-Air Energy Storage in the Northeast of Thailand for Department of Alternative Energy Development and Efficiency, Ministry of Energy.

Study and treatment design of water acidity in the pit of Li coal mine at SCG Cement Company Limited, Lamphun province.

Perform geotechnical field investigation and laboratory testing for design final pit wall of Li coal mine at SCG Cement Company Limited, Lamphun province.

Design final pit wall of Mae Tan coal mine at SCG Cement Company Limited, Lampang province.

Design final pit wall of Limestone quarry at SCCC, Saraburi province.

Design final pit wall Limestone quarry at SCG Cement Company Limited, Taluang, Saraburi province.

Conduct laboratory experiment for research project sponsored by the National Research Council of Thailand including;

• Mechanical performance of Maha Sarakham salt for industrial waste storage.
• Mechanical performance of cement borehole seals in rock salt.
• Sealing performance of cement-bentonite mixtures in salt fractures.
• Influence of loading rate on the compressive strength of rock salt.
• Determination of salt creep properties by modified point load testing.

Conduct Geophysical exploration of the groundwater resources using resistivity technique for Department of groundwater resources region center 1st, Nakhon Ratchasima

Conduct Geotechnical field investigation drill exploration for borehole logging and core logging of rock salt and potash of APMC mining at Chaiyaphum

Conduct Geotechnical field investigation and modeling assessment stability of tail dam in Tungkung Gold mine, Loe province.
Conduct Geotechnical field investigation and laboratory testing for study and treatment design of water acidity in the pit of Li coal mine at SCG Cement Company Limited, Lamphun province.

Conduct Geotechnical field investigation and laboratory testing for design final pit wall of Li coal mine at SCG Cement Company Limited, Lamphun province.

Conduct Geotechnical field investigation and laboratory testing for design final pit wall of Mae Tan coal mine at SCG Cement Company Limited, Lampang province.

Conduct laboratory experiment for research project sponsored by the National Research Council of Thailand including:

• Flow in Fracture Permeability of Soft Rock and Hard Rock
• Basic Test – Determine Rock and Fluid Properties
• Effect of Borehole – Induced Stresses on Fracture Permeability
• Effect of Permeability and Porosity in Fracture of Sandstone and Shale Under Stress State
• Performance Assessment of Sludge-mixed Cement Grout in Rock Fracture
• Sealing Performance of Cement-Bentonite Mixtures in Salt Fractures
• Hydrological Assessment of Aquifer for Compressed-Air Energy Storage Mechanical and hydraulic performance of crushed salt
• Mechanical Performance of Cement Borehole Seals in Rock Salt
• Interpretation logging data from borehole and process profile cross section of Pimai company Limited
• Time-dependent behavior of rock salt under cycles of Mechanical and thermal loadings
• Effect of Loading Rates on Joint Shear Strength in Sandstone
• Mechanical performance of Maha Sarakham salt for industrial waste storage
• Polyaxial compressive strength test of rock salt
• Polyaxial cyclic loading test of rock salt
• Polyaxial creep testing of rock salt
• Influence of loading rate on compressive strength of rock salt

Conduct Geotechnical field investigation and laboratory experiment in rock mechanics for Modified point load tests of pit wall rock at Chatree Gold Mine, Akara Mining Company Ltd., Phichit province.

Site visit and Slope Stability Analysis at PT. Semen Jawa, Sukabumi of SCG CEMENT Co., Ltd

Study of Fracture Grouting in Rock Mass Using Sludge “Cement Mixtures of   Metropolitan Waterworks Authority

Stability analysis, Subsidence prediction and solution rate of Salt Cavern for solution mine at   Pimai Salt Co., Ltd, Nakon Ratchasima

Design and Analysis of Final Walls of SCCC CM Clay Pit of Siam City Cement Public Company Limited

Stability analysis of earth dam for containing the ore tailing at Asia Pacific Mining Corporation, Chaiyaphoom

Geomechanical Stability analysis and surface subsidence prediction for ThaiCali Co., Ltd., Nakon Ratchasima

Analysis and Design of Soil Slopes along Artificial Canal of SCG CEMENT Co., Ltd at Mawlamyine, Republic of Union of Myanmar

Surface Subsidence evaluation impacting to archaeological site in Potash mining area, Bamnetnarong, Chaiyaphoom

Design and Study of Mae Tan Lignite Mine, Lampang Province of Siam Cement Group (SCG)

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Technical Papers

Jandakaew, M. 2007, “Stress Path Dependency of Rock Salt Deformation”, Proceedings of the 1st Thailand Rock Mechanics Symposium (ThaiRock 2007), Thailand, Sep 12-14.

Fuenkajorn, K., D. Phuagpoom and M. Jandakaew, 2003, “Healing of Rock Salt Fractures”, Proceedings of the 38th Symposium on Engineering Geology and Geotechnical Engineering, University of Nevada, Nevada, March 19-21, pp. 393-408.

Fuenkajorn, K. and Klayvimut, K., 2004,  Geomechanical Performance of Salt Formation for Nuclear Waste Repository in Thailand,  Proceeding 9th Australia New Zealand Conference on Geomechanics, Auckland, 8 to 11 February 2004, pp. 604   611.

Fuenkajorn, K. and Klayvimut, K., 2004,  Preliminary Design of Repository Room in the Mahasarakham Salt Formation,  Advance Technology in Mining Material and Petroleum, 1 to 3 December 200, pp. 3-20 to 3-25.

Samsri, P., Sriapai, T., Walsri, C. and Fuenkajorn, K., 2011. Polyaxial creep testing of rock salt. Proceeding of the Third Thailand Symposium on Rock Mechanics. Phetchaburi, Thailand, 10-11 March 2011.

Samsri, P., Tepnarong, P. and Fuenkajorn, K., 2011. Determination of salt creep properties using modified point load testing. Proceeding of the Third Thailand Symposium on Rock Mechanics.   Phetchaburi, Thailand, 10-11 March 2011.

Samsri, P., Sriapai, T. and Fuenkajorn, K., 2011. Effect of loading rate on compressive strength of rock salt.   Proceeding of the 9th Mining, Metallurgical, and Petroleum Engineering Conference. Bangkok, Thailand, 13-14 January 2011.

Samsri, P. and Fuenkajorn, K., 2009. Modified point load creep testing of Maha Sarakham rock salt. EIT-JSCE Joint International Symposium Geotechnical Infrastructure Asset Management, Bangkok, Thailand, 7-8 September 2009

Sriapai, T., Walsri, C. and Fuenkajorn, K., 2013. True-Triaxial Compressive Strength of Maha Sarakham Salt. International Journal of Rock Mechanics and Mining Sciences. Vol. 61, pp. 256-265.

Kapang, P., Walsri, C., Sriapai, T. and Fuenkajorn, K., 2013, Shear Strength of Sandstone Fractures under True Triaxial Stresses. Journal of Structural Geology. Vol. 48, pp. 57-71.

Sriapai, T., Walsri, C., Phueakphum, D. and Fuenkajorn, K., 2012, Physical Model Simulation of Seawater Intrusion in Unconfined Aquifer. Songklanakarin Journal of Science and Technology. Vol. 34, No. 6, pp. 679-687.

Walsri, C., Sriapai, T., Phueakphum, D. and Fuenkajorn, K., 2012, Simulation of Sandstone Degradation using Large-Scale Slake Durability Index Testing Device. Songklanakarin Journal of Science and Technology. Vol. 34, No. 5, pp. 587-596.

Sriapai, T., Walsri, C. and Fuenkajorn, K., 2012, Effect of Temperature on Compressive and Tensile Strength of Salt. Science Asia, Vol. 38, pp. 166-174.

Fuenkajorn, K., Sriapai, T. and Samsri, P., 2012, Effects of Loading Rate on Strength and Deformability of Maha Sarakham Salt. Engineering Geology. Vol. 135-136, pp. 10-23.

Sriapai, T., Samsri, P. and Fuenkajorn, K., 2011,  Loading Rate Effects on Compressive Strength of Maha Sarakham Salt. Research and Development Journal of the Engineering Institute of Thailand, Vol. 22, No. 4, pp. 43-50.

Sriapai, T., Samsri, P, and Fuenkajorn, K., 2011, Effects of Loading Rate on Compressive Strength of Maha Sarakham Salt. Proceedings of the 12th ISRM International Congress on Rock Mechanics, October 18-21, 2011, Beijing, China, Taylor & Francis Group, New York, pp. 509-510.

Samsri, P., Sriapai, T., Walsri, C. and Fuenkajorn, K., 2011, Polyaxial Creep Testing of Rock Salt. Proceedings of the Third Thailand Symposium on Rock Mechanics, March 10-11, 2011, Cha-Am Beach, Thailand, Published by Geomechanics Research Unit, Suranaree University of Technology, Nakhon Ratchasima, pp. 125-132.

Sriapai, T., Samsri, P. and Fuenkajorn, K., 2011, Influence of Loading Rate on Compressive Strength of Rock Salt. Proceedings of the Third Thailand Symposium on Rock Mechanics, March 10-11, 2011, Cha-Am Beach, Thailand, Published by Geomechanics Research Unit, Suranaree University of Technology, Nakhon Ratchasima, pp. 117-124.

Sriapai, T., Samsri, P. and Fuenkajorn, K., 2011, Polyaxial Strengths of Maha Sarakham Salt. Proceedings of the Third Thailand Symposium on Rock Mechanics, March 10-11, 2011, Cha-Am Beach, Thailand, Published by Geomechanics Research Unit, Suranaree University of Technology, Nakhon Ratchasima, pp. 79-87.

Sriapai, T. and Fuenkajorn, K., 2011, Polyaxial Strengths of Maha Sarakham salt. The 9th Mining, Metallurgical, and Petroleum Engineering Conference, January 13-14, 2011, Bangkok, Thailand.

Sriapai, T., Samsri, P. and Fuenkajorn, K., 2011, Effect of Loading Rate on Compressive Strength of Rock Salt. The 9th Mining, Metallurgical, and Petroleum Engineering Conference, January 13-14, 2011, Bangkok, Thailand.

Sriapai, T. and Fuenkajorn, K., 2010, Polyaxial Strengths of Maha Sarakham Salt. Proceedings of 6th Asian Rock Mechanics Symposium  ARMS 2010, October 23-27,New Delhi, India, pp. 29. [selected for best paper award]

Sriapai, T. and Fuenkajorn, K., 2009, Polyaxial Strength of Maha Sarakham Rock Salt. EIT-JSCE Joint International Symposium 2009 – Geotechnical Infrastructure and Asset Management. September 7-8, Bangkok, Thailand. pp. 285-294.

Sriapai, T. 2010, True triaxial compressive strengths of Maha Sarakham Rock Salt, M.S Thesis, Suranaree University of Technology, Thailand.

Phatthaisong, K. and Fuenkajorn, K., 2015, Effects of Temperatures and Loading Rate on Salt Strength and Elasticity. Proceedings of the Fifth Thailand Symposium on Rock Mechanics, January 22-23, 2015, Romantic Resort & Spa, Khao Yai, Nakhon Ratchasima, Thailand, Published by Geomechanics Research Unit, Suranaree University of Technology, Nakhon Ratchasima, pp. 307-326.

Phatthaisong, K. and Fuenkajorn, K., 2014, Effects of Loading Rate on Strengths and Deformability of Rock Salt under Elevated Temperatures. International Conference on Advances in Civil Engineering for Sustainable Development, August 27-29, 2014, Suranaree University of Technology, Nakhon Ratchasima, Thailand.

Phatthaisong, K. and Fuenkajorn, K., 2013, Time-Dependent Behavior of Salt under True Triaxial Cyclic Loading. Proceedings of the Fourth Thailand Symposium on Rock Mechanics, January 24-25, 2013, Im Poo Hill Resort, Nakhon Ratchasima, Thailand, Published by Geomechanics Research Unit, Suranaree University of Technology, Nakhon Ratchasima, pp. 71-80.

Phatthaisong, K. 2015, Effects of loading rate on compressive strength and deformability of rock salt under elevated temperatures, Ph.D Thesis, Suranaree University of Technology, Thailand.

Phatthaisong, K. 2011, True triaxial cyclic loading test of Maha Sarakham Rock Salt, M.S Thesis, Suranaree University of Technology, Thailand.