Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 136
.Main channel throuKh which sewage flows to screen 2 1-4 inches thick for 27-inch pipe. 2 1-2 inches thick for 30-inch pipe. 3 3-4 inches thick for 33-inch pipe..1 inches thick for 4S-inch pipe Bottom view of .steel frame work of Klensch-\\ url•Screen—Shows brushes which keep screen clean. The…
Architecture · Building · Construction industry · Engineering
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
