Barr Engineering and Environmental Science Canada Ltd. opened in Calgary, AB, in 2010
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Greg Hasenfus, Andrea Wedul, and Joe Chilson join Barr

March 30, 2019

Barr adds a senior mining engineer in Salt Lake City, a landscape architect in Duluth, and a geotechnical engineer in Minneapolis.   
                       
Senior mining engineer, Greg Hasenfus, PE, brings to Barr over 30 years of experience helping clients with mine engineering, operations, due diligence, and research and development. He has authored or co-authored over 30 publications on coal mining ground control, mine subsidence, mine geology, mining geophysics, and manufactured aggregate.

Landscape architect Andrea Wedul, PLA, joins Barr with 13 years of experience on landscape architecture projects incorporating stormwater management, ecologically sensitive design, and construction coordination. Her work integrates sustainable landscape design approaches with traditional landscape architecture principles.

Joe Chilson, PE, a geotechnical engineer, joins Barr with more than 10 years of experience involving field and laboratory work, stability and seepage analyses for tailings dams and other mining earthen structures, and shallow foundation design.