They come in a range of sizes with diameters, from huge to the tiny quarter-inch valves used for drip irrigation systems. The 64-inch CIRCOR valve, controlling water flow from the Ras Azawr ...

A busted valve at the Canton mill property led to water shortages and a boil-water advisory in the town over the weekend — and for a time, left crews scrambling to figure out how to shut down the flow ...