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Professional Experience |
| 1964-1970 | U.S. Army Corps of Engineers, Ohio River Division Laboratories. Worked under Robert E. Barnett, one of the founders of the Engineering Geology Division of the Geological Society of America. Duties included:
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| 1970-1972 | USACE, Ohio River Division Laboratory. Served as staff geologist and chief of the Concrete and Concrete materials unit. Work included petrographic studies as outlined above and bore-hole camera foundation studies at navigational structures, dams, and Oak Ridge National Laboratories. In addition, also served in the performance of stability studies of Niagara Falls during the dewatering of the American Falls. Also served as a consultant to Corps District offices within the Ohio River Basin area on matters pertaining to quality of rock materials being considered for engineering and construction utilization. Managed the staff of technicians with responsibilities involving concrete mix designs for various Corps of Engineers projects and evaluation of concrete aggregates, curing compounds, retarders, air-entraining agents and other concrete mix additives. |
| 1972-1975 | USACE, Ohio River Division Laboratory. Served as staff geologist and assistant director of the laboratory. Responsible for the performance of rock mechanics studies in the evaluation of foundation materials for large structures. Projects included Sault Ste. Marie Locks, St. Lawrence Seaway, most of the navigation structures on the Ohio River, and many of the flood control reservoirs in the eastern U.S. Other geological responsibilities increased to serving as a consultant to Corps of Engineers Districts in the Great Lakes area on matters pertaining to the quality of sources of armor stone and changes to the guide specifications for breakwater, shore protection and confined diked disposal projects. Served on the USACE North Central Division Committee (Chicago) for development of guide specifications for armor stone. Served as acting laboratory director for a period of seven months. |
| 1976-1990 | USACE, Ohio River Division Laboratory. Served as Chief Geologist and Laboratory Director. In addition to management responsibilities for the laboratory, served as a consultant to the Corps' District offices in eastern U.S. and to the Corps' Waterways Experiment Station on matters pertaining to the quality of rock used as riprap, slope protection, gabion-fill and armor stone. Continued to participate in rock mechanics studies of rock for foundations of structures. |
| 1990-1995 | USACE, Ohio River Division, Geotechnical Branch. Monitored the activities of the Corps' District offices within the Ohio River Basin for appropriate course of action in development of geological information for various projects under consideration and in various stages of design and construction. Assisted the Department of Justice in litigation involving the former Department of Energy Fernald Superfund site at Fernald, Ohio. Maintained responsibility for provision of consultation services to other Corps offices in all matters pertaining to the quality of rock used as riprap, slope protection, gabion-fill and armor stone. |
| 1995-2000 | Rock Products Consultants. Partner and Senior Geologist. Provided consulting, laboratory testing and petrographic services to various coastal engineering companies within Canada, British West Indies and the USA on matters primarily pertaining to rock quality for use as riprap and/or armor for breakwaters; however, have also performed petrographic analyses of concrete aggregates and hardened concrete for various aggregate producers. Provided expert testimony before the Supreme Court of British Columbia on quality of rock used in a breakwater on the Queen Charlotte Islands. In addition to the various coastal engineering companies, performed testing and evaluation services for the USACE Districts of Chicago and Louisville on armor and riprap. Among those for whom we provided services are the following:
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| 2000-Present | DAL Engineering Geologic & Petrographic Services. Principal. Providing consulting services to coastal engineering companies and suppliers of riprap and armor stone. In addition provide quality review of technical work involving evaluation of concrete aggregate and riprap. Recent clients include:
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