Thomas Run sewer outlet during construction
Outlet of the Thomas Run sewer during construction.
This item is part of the 1914 Report on the Collection and Treatment of the Sewage of the City of Philadelphia, which can be viewed here along with two preliminary reports from 1911 and 1912. To see other illustrations from this report, click “1914 Sewage Treatment Plan” in the Subject list.
In the illustration of the outlet of the Thomas Run sewer during construction, there is shown the cut stone slot in the bottom of the sewer through which the dry weather flow of sewage and first flush of rainfall enter the cast iron pipe, and are conveyed to the collector.