Issue 20 and Volume 34.

FIRE AND WATER ENGINEERING. The flood in the Pequannock valley, New Jersey, served to witness to the advantage of using steel conduits. The forty-eight-inch riveted steel pipe crossing the river at Smith’s mills was undermined for a distance of forty seven feet with a heavy load of dirt upon it, and a number of big trees leaning against it. It hung eight feet in the air at one point, and was without any support from one end of the washout to the other. Notwithstanding these adverse conditions, it supported itself, with the hundreds of tons of water within and the tons of dirt and timber weighing it down. Had it been a cast iron pipe, it is claimed, it would almost certainly have been swept away instantly, and Newark would have been left with only water enough to last for three days. Immediate recourse could not have been had at…

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