Ethan Thomas, Transportation Geologist
Phone: (802) 595-6752
The Geology Unit provides a broad spectrum of geologic services for the Agency in support of project development, maintenance, and research. Services include rock slope stability evaluation; design; rock core sample evaluation; emergency rockfall assistance; aggregate source location and evaluation; project plan and specification development; blast design; vibration studies; and hydrogeologic assessments. The Geology Unit provides geologic assistance for VTrans and other state agencies, municipalities, and consultants.

~ Links ~

2015 Update on Rockfall Hazard Rating System of Rock Cuts on U.S. & State Highways in VT

Vermont Geological Survey

2011 Bedrock Map of Vermont

Unconfined Compressive Strength of Vermont Rock

Rock Slope Catchment Ditch Effectiveness