| Earth and Rock Works | Earth Retaining Structures | Geotechnical Hazards | Ground Improvement | Structural Foundations | Subsurface Investigation |
| FHWA > Engineering > Geotechnical > Geotechnical Hazards > Mines > Mine Workshops |
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Interstate Technical Group on Abandoned Underground Mines
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| Tuesday, April 20 | |
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| 4:00 - 7:00 p.m. | Welcome Ice Breaker, Viscount Registration, Viscount Suites Lobby |
| Wednesday, April 21 | |
| 7:30 a.m. | Registration, Viscount Suites Lobby |
| 8:00 a.m. | Welcoming Remarks ITGAUM 2004 Nick Priznar ADOT; Thomas Lefchik FHWA; Larry Fellows, Director AZ Geological Survey; David Hamn, Assistant State Mine Inspector |
| Technical Session I: Member Presentations | |
| 8:20 a.m. | Review of Recent Projects with Mine-Related Considerations in Arizona Nick Priznar, Engineering Geologist, Arizona DOT |
| 8:40 a.m. | An Overview of California's Efforts to Address Abandoned Underground Mines Michael Robinson, Haz. Waste Coord, Caltrans |
| 9:00 a.m. | Abandoned Underground Coal Mines Under New Alignment, U.S. 54 - Fort Scott, KS Richard Ryan, Regional Geologist, KDOT |
| 9:20 a.m. | Use of Geophysical Methods, Investigation by Drilling, and Remediation of Highway T Subsidence, Macon County, MO George H. Davis R.G. Missouri DOT, David C. Smith, Missouri Dept of Nat'l Resources |
| 9:40 a.m. | Update of Activities in Ohio L. Rick Ruegsegger P.E., ODOT |
| 9:00 a.m. | Underground Mining Impacts as Experienced by North Carolina Mr. David Hering, Project Engineering Geologist, NCDOT |
| 9:20 a.m. | Coffee Break |
| 9:40 a.m. | MSHA/OSM Geophysics Demonstrations to Locate Abandoned Mines Dr. Kevin Wu, MSHA |
| 10:00 a.m. | Abandoned Mine Issues Priscilla Duskin, Engineer Geologist III, NYSDOT |
| 10:20 a.m. | Iowa Update Matthew Trainum, Geologist, Iowa DOT |
| 10:40 a.m. | Michigan Abandoned Mine Issues Richard Endres, Foundation Analysis Engineer, Michigan DOT |
| 11:00 a.m. | Indiana Abandoned Mine Project Update Jon Paauwe, Geotechnical Geologist III, Indiana DOT |
| 11:20 a.m. | TRB Meeting Information Update |
| 11:40 a.m | Mr. William Dodd N. Dakota Pub. Service Com. |
| 12:00 p.m. | Lunch (Provided) |
| 1:00 p.m. | Arizona Abandoned and Inactive Mines Program Alene McCracken, AZ State Mine Inspector Office |
| Technical Session II: Subsidence | |
| 1:20 p.m. | Real-Time Monitoring of Subsidence Over an Inactive Mine in Virginia Using TDR Kevin M. O'Connor, GeoTDR, Inc. (Ohio) Joseph Crawford, USG Co. (Illinois) Kelvin Price, USG Co. (Virginia) |
| 2:00 p.m. | The Stability Analysis of I-196 Over the Domtar Gypsum Mine, Grand Rapids, MI Stan Vitton, Assoc. Professor, Michigan Tech Tom Hynes, Supervising Engineer, Pavement Structures Group, Michigan DOT |
| 2:20p.m. | Mine Map Interpretation Laurance Beck, Skelly and Loy, (Pennsylvania) |
| Break | |
| 3:00 p.m. | Subsidence Management of the New Mineral City Mine, Fort Dodge, IA Joseph Crawford, US Gypsum Co., (Illinois) Jon Blazic, US Gypsum Co, (Iowa) Matt Benzie, US Gypsum Co, (Iowa) Kevin O' |
| 3:20 p.m. | Disruption to Transportation Systems Caused by Abandoned Mine Workings Colin J.F.P. Jones, University of Newcastle UK |
| 3:40 p.m. | Synthetic Aperture Radar Interferomentry (InSAR) in Defining Mine-Related Ground Deformation/Subsidence Hazards Ralph Weeks, AMEC Earth and Environmental |
| 4:00 p.m. | Caving and Subsidence at San Manuel, AZ Lou Sandibak, Geologist/Engineer |
| Thursday, April 23 | |
| 8:00 a.m. | Field Trip To San Manual Mine (Courtesy of BHP Copper) Depart Viscount Hotel (Est. Travel Time 1 hour) |
| Upon arriving at the Mine, we will inspect and view subsidence features; break for lunch; and resume with the inspection of abandoned highway alignment and review of other subsidence features. We will conclude our trip observing mine closure activities, and depart the Mine enroute to the hotel at 2:00 p.m. | |
| Friday, April 23 | |
| 7:00 a.m. | ITGAUM Group Breakfast Discussion |
| 8:00 a.m. | Rock Mass Displacements and Surface Disruptions Anticipated from Weak Rock Masses of Metal Mines Dr. Marc C. Bétournay Senior Scientist, Natural |
| 8:40 a.m. | Tunnel Enlargement and Rehabilitation Richard Humphries, Golder Associates Inc., (Georgia) |
| Technical Session III: Geophysical Techniques | |
| 9:10 a.m. | Characterizing Potential Bridging Ground Conditions Using the Refraction Micro Tremor (ReMi) Surface Seismic Technique Michael L. Rucker, PE, AMEC Earth |
| 9:30 a.m. | Case Studies: 2-D and 3-D Resistively for Locating Voids Beneath Highways Richard W. Hammack, National Energy Technology Laboratory, (Pennsylvania) |
| 9:50 a.m. | Electrical Imaging of Deep-Mine Voids Peter J. Hutchinson, Laura S. Barta, The Hutchinson Group, Ltd., (Pennsylvania) |
| 10:10 a.m. | Electomagnetic Geophysical Techniques for Location of Abandoned Mines Dr. Ben K. Sternberg, Professor, and Director, Laboratory for Advanced Subsurface |
| 10:30 a.m. | Break |
| Technical Session IV: Void Assessment | |
| 10:50 a.m. | Underground Workings Detection in the Fimston Pit KCGM J. Jiang, Kalgoorlie Consolidated Gold Mines, (Kalgoorlie, Western Australia) |
| 11:10 a.m. | Investigating the Potential Impacts of Roadway Widening Near the Arabian Mine, SR 68, Mohave County, AZ Robert Cummings, Saguaro Geo Services (Arizona) Nick Priznar, Engineering Geologist, Arizona DOT |
| 11:30 a.m. | Identifying Abandoned Mineshafts & Shallow Mine Workings Close to Railways Prof. M.C. Forde, Univ. of Edinburgh, Scotland |
| 11:50 a.m. | Seismic Imaging as a Means to Investigate Abandoned Underground Mines Edwin J. Kase, NSA Geotechnical Services, Inc. Timothy Ross, NSA Geotechnical Services, Inc. Robert W. Henthorne, Chief Geologist, Kansas DOT |
| 1:00 p.m. | A Comparison of Non-Invasive Geophysical Methods for Mapping Near Surface Voids Khamis Haramy & Matthew De Marco, Central Federal Lands Highway Division, FHWA Denver Todd M. Meglich, Blackhawk GeoServices, (Colorado) |
| 1:30 p.m. | GRouting in Abandoned Coal Mines David Knott, P.E. HDR Engineering, Pennsylvania |
| 2:00 p.m. | Historical Landslides and Assessing Future Risk for the Development of the Jerome Rest Area Scott D. Neely, P.E. Geotechnical Services Manager Terracon, Phoenix, AZ |
| 2:30 p.m. | Ground Penetrating Radar: An Effective Tool for Locating Dry Caves Along S.R. 69 Near Mayer, Yavapai County, AZ Kenneth M. Euge R.G., Principal Geologist, Kerry Hennon, R.Gp., Jason C. Williams, G.I.T., Geological Consultants Inc., Arizona Nick Priznar, Geologist, ADOT, Arizona |
| 3:00 p.m. | Open Discussion |
| 4:00 p.m. | End of Program |
Register Today
US Department of Transportation Federal Highway Administration |
![]() Arizona Department of Transportation |
Transportation Research Board of the National Academies |
Tom Lefchik
Ohio Division Office
614-280-6845
thomas.lefchik@fhwa.dot.gov