Crossword-Solution: PENSTOCKS 9 letters, 2 clues 🏆 scrabble score: 17

The canal in this case ends on high ground 130 feet from the power house and the water passes down to the wheels through steel penstocks 9 feet in diameter.

And to his ears the whirring of his turbine as the waters of New Hope River swirled through the penstocks, the spinning of the wheels, the slapping of the deerskin belting, made music only second to the voices of Beatrice and his son.

For this the water is diverted from the Puyallup river ten miles from the end of its glacier, and 1750 feet above sea level, and carried ten miles more in an open flume to a reservoir, from which four steel penstocks, each four feet in diameter, drop it to the power house 900 feet below.

The water will be carried through a 10,000-foot tunnel and over a bridge to a reservoir at La Grande, from which the penstocks will carry it down the side of the canyon {p.112} to the 40,000 horse-power generating plant built on a narrow shelf a few feet above the river.

This latter arrangement is found in the great power stations at Niagara Falls, where the enormous field-rings are mounted on the top ends of vertical shafts, driven by water-turbines at the bottom of pits 178 feet deep, down which water is led to the turbines through great pipes, or penstocks.