New contaminant levels for two key PFAS chemicals, each 4 parts per trillion, are near the current U.S. practical detection limit, industry expert tells ENR, but EPA says more federal funding and added compliance time would boost fixes by drinking water systems.
The project involved providing a new source of clean drinking water for 322 residences and businesses in Hopewell Junction, N.Y., after a groundwater pollution plume was discovered.
The U.S. Corps of Engineers Galveston District and Jefferson County Drainage District No. 7 have brought on a joint venture of Freese and Nichols, COWI and CDM Smith (FCC-JV) to part of an $863 million effort to improve hurricane flood protection—levees and floodwalls—for a 65-square-mile area that includes Port Arthur, Texas, and adjacent communities.
The project to convert ocean water into desalinated potable water is in response to state and court-ordered reductions in the community's primary sources of freshwater.
Mixed reality holograms are the buzz this month as Microsoft released HoloLens devices. Different than previous, completely virtual experiences, HoloLens combines holographic technology with actual reality to create an environment where at-scale holograms can be projected into physical environments. For those of us who live in actual space—and not just in the video game realm—this has huge impacts on our ability to design, construct, operate and improve projects.
In a key executive move, Omaha contracting giant Kiewit has elevated Richard A. “Rick” Lanoha to president and chief operating officer, effective on March 31.