The Cleaning of Water Mains

Issue 1 and Volume 65.

The Cleaning of Water Mains Within a few years an important industry has come into existence that has resulted in great efficiency of water supply through lengthening of the service of water mains. This desirable result is effected by the cleaning of the pipes by mechanical means, thus removing the incrustations and accumulations and reducing the necessity and expense of laying new mains by more than half. Several methods of performing this important work are now in use. On this page are two illustrations of the recent operation of cleaning the water mains of St. Louis, Mo. The smaller picture shows the condition of the discharge from the main at the beginning of the process of cleaning, and gives a very good idea of the condition that the work was intended to rectify. The second and larger illustration shows the end of the operation, with the machine ejected from the…

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