The same is true for dam and levee relief wells. Some dams and levees are built with a system of water wells, which are constructed downstream to relieve excess pressure in the foundation.

For more than 80 years, the Corps of Engineers has used a system of relief wells to relieve excess pressures in levees, dams and other hydraulic structures. Tens of thousands of relief wells are ...

In the chaotic days after the oil rig explosion, BP engineers and federal regulators desperate to plug the blown-out well scrambled to complete plans for a pair of deepwater relief wells that ...

And then we do our own analysis before making a judgment. The administration and BP believe that two relief wells, currently being drilled, will stop the leak. "These relief wells are the ...

and drilling a pair of relief wells. Until then, “the leak remains ongoing,” according to Guys. Gas is now gushing into the North Sea at an estimated rate of 2 kilograms per second ...

Drought conditions this year have already prompted farmers to drill drought relief wells in the upper Yakima Basin, where the irrigation district plans an early shutoff. The Kittitas Reclamation ...