Resources
Publications
- 69th Highway Geology Symposium: Sept 2018 abstract on, "Geotechnical Seismic Design in New England: by Craig Coolidge of SGS
- Drill Bits Magazine: Spring 2013 article on, "Sample Collection Comparison for Environmental Drilling" by Craig Coolidge of SGS, edited by Thomas Daizell of AMS, Inc.
- Australasian Drilling Journal: Feb-March 2014 article on, "Value in Multipurpose Subsurface Explorations" by Craig Coolidge of SGS, Thomas Daizell of AMS, Inc., and Simon Tant of Chadwick Geotechnics
- Abstract: "Use and Application of Piezocone Penetration Testing in Presumpscot Formation" by Craig Coolidge of SGS