In the March 2025 issue of Stormwater Solutions, Anthony Calzaretta and Jason Poppe discuss how to effectively use articulated concrete blocks (ACBs) to protect dams from overtopping risks.
For many decades, critical structures like dams and nuclear power plants in the United States have been designed to withstand extreme weather events using Probable Maximum Precipitation (PMP)...
The latest issue of Hydro Leader features an in-depth profile of GZA’s Matthew Taylor. The interview spans the beginning of his career as a geotechnical engineer and how he joined GZA; recent...
GZA is proud to announce that seven professionals from offices in four states have earned Level I Society of Professional Rope Access Technicians (SPRAT) certifications. These GZA professionals’ newly...
The Upper Roberts Dam, Northampton, MA. National Dam Safety Awareness Day is held every May 31 st, the day when the South Fork Dam 14 miles upstream of Johnstown, PA failed in 1889, taking over 2,200...
In 2021, the United States Environmental Protection Agency (USEPA) removed the exclusion of dam rehabilitation from the Drinking Water State Revolving Loan Fund (DWSRF) program. Applying for DWSRF...
Engineers who design, inspect, and plan repairs and upgrades of the more than 80,000 dams across the United States usually are thinking in timeframes of years—how long it will take to design and...
GZA has been actively monitoring the upcoming changes to the FERC’s Part 12D and associated Dam Safety regulations. We’ve attended multiple industry presentations, including the recent “Leveraging...
The Infrastructure Investment and Jobs Act (IIJA) provides $585 million for the repair or breaching of dams defined as “high hazard.” For many communities, this presents a choice: Rehabilitate the dam...
If you’re driving by a major dam one day, or driving down the highway looking at a cliff, you wouldn’t expect to see someone rappelling down the front of it. Yet that’s all in a day’s work for a dam...
Swan Pond is a 2-acre pond formed near the headwaters of Meadow Brook in Springfield, Massachusetts, within the city’s 734-acre Forest Park. The Main Greeting Road into Forest Park crosses the 45 foot...
Lori Wolfe, of the North and South Rivers Watershed Association, discusses the Peterson Pond Dam removal, which our dams team served as a consultant on.