river_testing.jpg
Summary: of building a huge gravity-fed sewer system with pump stations and large-diameter pipe buried 3 yards or more below the surface, the engineers and architects at Progressive A.E. designed a public-private hybrid. They combined septic tanks – the same tanks used in private systems – with a municipal main and treatment plant. Each house would have its
Image Dimensions: 500 x 716
Image originally found here.
