Mr. Cummings has over 35 years of diverse professional experience in civil, geotechnical, and geo-environmental engineering which includes permitting, design, consulting, construction and project management. He has particular expertise with remedial design and remedial actions that include groundwater and leachate collection systems, closure plans, synthetic and clay caps, slurry and sheet pile walls, waste removal, and in-situ stabilization. Mr. Cummings experience also includes waste disposal areas such as landfills and tailings dams. Additionally, he is experienced in geotechnical engineering and investigations to include building foundations, waste and soil consolidation, slope stability, mine subsidence, and fill placement. His experience also includes the full range of civil site design (land development) and abandoned mine land reclamation (mine drainage and seals, regarding and vegetation of spoil piles, landside investigation and abatement, subsidence abatement, mine and spoil fires, and stream channel restoration). More recently Mr. Cummings has become heavily involved in permitting, design, and construction of well pads, pits, and impoundments associated with the exploration and production of natural gas within the Marcellus Shale Play.