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The Atlanta West Area CSO Storage Tunnel and Pumping Station Project—15 Months of Design Accomplished Within 10 Months
By Refik Elibay, Lawrence A. Williamson, George D. Barnes
Under an extremely aggressive schedule, final design of 13.5 km (8.4 miles) miles of 8.2 m (27 ft) diameter deep rock tunnel, 322 ML/day (85 million gallons / day)submersible pumping station and assoc
Jan 1, 2005
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Sandvik Drills Offer High Productivity, Flexibility And Improved Safety
The Sandvik DE710 diamond core drill has become one of the most popular exploration drills available. It is operated on exploration and mining projects in locations around the world. The compact nat
Jan 1, 2009
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Construction Of Drilled Shafts For The Upper Northwest Interceptor, Sections 1&2 Project?Sacramento, CA
By Jeremy Theys
The Sacramento Regional County Sanitation District (SRCSD) is improving the sewer system in the Natomas area of Sacramento, CA. The Upper Northwest Interceptor (UNWI) system is an ongoing series of tu
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Port Authority Of Alleghany County North Shore Connector Project Tunnels And Station Shell Case History Contracts 003 And 006
By Paul Zick
The Port Authority of Allegheny County North Shore Connector (NSC) Project involves TBM excavation of twin 690 m (2,240 lf) precast segment lined light rail tunnels through soil and rock under the All
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The Successful Implementation Of An Expert System On An Alumina Calcining Kiln
By D. Lawrence, H. Lawrence, G. Saevil
Plant operators in the mineral processing industry have been implementing expert systems for several years now, with the intent to increase production and reduce costs. Most systems have been installe
Jan 1, 2002
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Mill Head Castings - Educating Opinions - Preprint 09-023
By V. Svalbonas
Everybody has an opinion what the quality of a grinding mill head casting should be, yet extremely few take the time, or get the opportunity, to compare their opinions against fitness-for-purpose data
Jan 1, 2009
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Macassa Number Three Shaft Deep Shaft Sinking By Conventional Methods
By W. M. Shaver, W. R. Dengler, F. A. Edwards
INTRODUCTION The Macassa Division of Lac Minerals Ltd. is a high grade gold mine that has been operating in Kirkland Lake, Ontario for the past 51 years. It produces approximately 120,000 tonnes of
Jan 1, 1985
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Annual Review 2005 – Mining Review
By P. A. Plunkert, D. E. Morse, L. McCartan, J. F. Papp
The mineral sector is a fundamental part of the U.S. economy. It contributes to the real gross domestic product (GDP) at several stages —basic (mining), intermediate processing, manufacturing of fini
Jan 1, 2006
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Coal Dust Wettability: It?s Role In Dust Control And Its Determination
By K. Mondal
A macroscopic approach integrated with microscopic analyses for wettability characterization is presented. Wetting depends on 1) Contact between the dust and the fluid droplets, 2) Wettability of the
Jan 1, 2012
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Lake Cumberland Raw Water Intake Structure—Somerset Water Service
By Timothy M. Bruner, William J. Maloney
Faced with rapid growth that strained their current water supply capabilities, the Somerset Water Service in Somerset, KY decided to construct a new intake structure on the shore of Lake Cumberland. W
Jan 1, 2001
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TBM Tunneling Between the Westridge Marine Terminal and the Burnaby Terminal in British Columbia - NAT2024
By Jeff Reid, Mohamed Maghari, Nicholas Joens
The Burnaby Mountain Tunnel was an integral part of the Trans Mountain Expansion Project. General Contractor, Kiewit Ledcor TMEP Partnership (KLTP), contracted with McNally Construction to build an un
Jun 23, 2024
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Invensys’ User Conference Discusses Plant Automation and Control
By Steve Kral
Invensys is a London-based supplier of automation and control systems to a variety of manufacturing and processing industries. Through its global subsidiaries, Invensys provides customized, advanced
Jan 1, 2002
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Safe Continuous Precipitation And Disposal Of Arsenic And Other Toxic Elements From Biological Processing Of Refractory Gold Ores
By Satid Therdkiattikul, Donald A. Dahlstrom
By oxidizing the pyrite matrix through biological leaching of precious metals ores or concentrates, better than 90% recovery of gold and silver is achieved. The paper develops three precipitation proc
Jan 1, 1995
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Towards an EU Thematic Strategy on the Sustainable Use of Natural Resources: Sustainability Issues related to the EU Minerals and Metals Industry
By P. Christmann
"In June or July 2005, the European Commission will present its Thematic Strategy on the Sustainable Use of Natural Resources proposal to the Council and European Parliament, one of the seven Thematic
Jan 1, 2005
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A study of total dynamic analysis method for deepseabed integrated mining system
By Hyung-woo Kim, Sup Hong, Sung-Soo Kim, Chang-Ho Lee
A deep-seabed integrated mining system, which consists of four subsystems such as riser pipe, buffer, flexible riser, and tracked vehicles, is presented in Figure 1. In order to collect more manganese
Sep 1, 2014
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Coal Availability Studies, Fruitland and Menefee Formations, San Juan Basin, New Mexico (5cdda138-97f6-47d0-aaa8-3acb0981a597)
By G. E. Jones, G. K. Hoffman
Through the USGS National Coal Availability pro-gram, two San Juan Basin studies have been completed. The study areas are in the northwest Bisti field, Fruitland Formation and in the eastern Standing
Jan 1, 2000
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Pre-Excavation Drilling and Grouting for Water Control and Ground Improvement in Highly Variable Ground Conditions at the Arrowhead Tunnels Project
By Brian Fulcher
The Arrowhead Tunnels Project represents the final portion of a 70 km (44-mile) long water conveyance facility that will bring up to 28 m3/sec (1,000 ft 3/sec) of water into Southern California. The 1
Jan 1, 2008
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Synthesis Of Monolithic Si2n2o Ceramic From Reclaimed Silicon And Desert Sand
By M. Radwan, S. Shimada, S. Z. El-Tawil, K. A. El-Barawy, Y. Miyamoto
This study presents the results of synthesizing monolithic siliconoxynitride, Si2N2O, ceramic from a mixture composed of reclaimed silicon and natural desert sand by using the nitriding combustion syn
Jan 1, 2004
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The Development Of An Energy Balance Model To Predict The Economic Impact Of Installing A Tailings Wash Thickener At The Fort Knox Mine, Fairbanks, Alaska
By J. Hollow, D. Walsh
The Fort Knox Mine is located in Alaska’s interior, where the average ambient air temperatures range from -24oC in January to 16oC in July. The mill processes a free milling gold ore utilizing both a
Jan 1, 2007
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Dry Coal Cleaning With A Magmill™
By R. R. Oder, R. E. Jamison, E. D. Brandner
This paper presents preliminary test results obtained with a 0.38 kg/s (3000 lb-hr) beta prototype MagMill™. In processing Upper Freeport coal the beta prototype recovered 82% of the weight of the fee
Jan 1, 2000