Shasta Dam only by Hoover Dam on the Colorado – as well as the highest man-made structure in California. It was also the second most massive concrete dam measured by volume, exceeded only by Grand Coulee Dam on the Columbia River in Washington. An anonymous workman reportedly said, "Old Shasta's about the secondest dam there is." When the dam was completed, chief engineer Frank Crowe is known to have declared, "Look at that Shasta Dam. That dam will stand there forever holding back the river. And that powerhouse will keep right on turning out juice until somebody discovers how to make power
Mohale Dam a rock-fill concrete-face on the upstream side. The volumetric content of the dam structure is 7.5 million m³. The dam has a length of with a wide crest. The spillway, located on the left bank of the dam, is not gated and flood is routed over the crest of the ogee shaped spillway through a concrete lined chute with a flip bucket and a stilling basin at its terminus. The concrete spillway is designed for a flood discharge of per second. The total quantity of concrete contained in the dam is . During the construction phase of the dam, river