Energy West Mining Company In preparation for longwall mining beneath a 345-kV electrical transmission line, AAI was retained to evaluate the impacts of surface subsidence to a series of power [...]
Longwall Gateroad Analysis AAI performed a comparative stability evaluation for the East Longwall Panel 8 Gateroads. Four different gateroads were analyzed, including three- and four-entry [...]
West Ridge Resources, Inc. (WRRI) commissioned Agapito Associates, Inc. (AAI) to analyze subsidence potential from planned longwall mining in the vicinity of the Grassy Trail reservoir adjacent [...]
Engineering Support for Start-up of Large Underground Coal Operation—Trinidad, Colorado Starting in 2009 and continuing into 2011, Agapito Associates, Inc. has provided most of the mining [...]
Solution Mining of Halite The stability and subsidence potential of solution-mined cavity clusters in a well-developed field in the Hutchinson salt were evaluated by AAI to provide a basis for [...]
Southern Electric International (SEI) AAI was retained by SEI to assess the subsidence potential of the Central Avenue Property in Wyandotte, Michigan, which is underlain by extensive [...]
Solution Mining of Nahcolite Natural Soda took over operations at White River Nahcolite in 2003. AAI has continued to support the operations in permitting, ground control, cavern development, [...]
Solution Mining of Nahcolite NaTec/White River Nahcolite (WRN) was the first solution mine developed to recover soluble minerals from thin horizontal beds using long horizontal wells. AAI [...]
American Soda, L.L.P. Agapito Associates, Inc. has been actively involved with the American Soda Project from 1997 through 2003. Major projects include: Stability assessment of pilot test cavern [...]
Molybdenum ore is mined by block caving methods at Molycorp’s Questa Mine. AAI has provided geotechnical consulting services to the mine since 1979 as follows: Evaluation of decline rock support [...]
West Elk Mine—Somerset, CO AAI has provided underground geotechnical engineering services to Mountain Coal Company’s West Elk Mine since the 1980s. Services include installation of geotechnical [...]
Canyon Fuel Company Longwall Mining—Shield Support Densities AAI has performed a full range of geotechnical analyses for SUFCO in support of their longwall operations, including pillar design, [...]