Field Notes
Q/A With Greg Landau: APWA Oregon Focuses on Disaster Preparedness
By Greg Landau, PE, GE – Apr 29, 2016
A group of GeoEngineers staff from our Portland office, including Greg Landau, recently attended the American Public Works Association (APWA) Oregon Spring Conference 2016. We asked Greg to give his impressions on APWA Oregon and the trends and topics most on the mind of presenters and attendees...

Celebrate Science and Engineering this Earth Day through Dialogue
By Mike Hutchinson, LG, LHG – Apr 19, 2016
As people recognize Earth Day, I find myself reflecting on how much progress we have made and how optimistic I am for the future. In 1993, I was part of an Earth Day team that organized and planted dozens of trees in Tacoma and talked about our observations of the natural world as scientists. In...

Small Construction Defects, Large Problems: Unraveling an Explosive Mystery
By Gary Pendergrass, PE, RG – Apr 11, 2016
With the recent natural gas leaks in Southern California, I was reminded of a forensic analysis I performed on a home explosion site several years ago. It was a good reminder that geologic conditions and small construction oversights can be dangerous in ways we might not normally consider.The fire...

Washout: Roads at Risk During Storm Events
By Jennifer E. Aguettant, PE – Mar 22, 2016
Culvert washouts occur when turbulent water forces its way around the edges of a culvert, potentially causing the collapse of the road above.Between March 8 and March 10, 2016 a large storm slowly made its way across North Louisiana. As this massive storm inched eastward, it dropped between 17 and...

Risky Air: The Threat of Chemical Vapor Intrusion
By Neil Morton – Mar 16, 2016
GeoEngineers' staff test for chemical vapors in the crawlspace of a home above a contaminated site.Soil and groundwater contaminated with volatile chemicals, such as fuels and cleaning solvents, can threaten the health of people in homes or other buildings above or near the contamination. Typical...