File:Pacific Gas and Electric magazine (1912) (14783965965).jpg

Identifier: pacificgaselectr41913paci (find matches)
Title: Pacific Gas and Electric magazine
Year: 1909 (1900s)
Authors: Pacific Gas and Electric Company
Subjects: Pacific Gas and Electric Company Electric utilities Public utilities
Publisher: (San Francisco, Calif.) : Pacific Gas and Electric Co.
Contributing Library: San Francisco Public Library
Digitizing Sponsor: San Francisco Public Library

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mply an incident, but it serves to illustratethe courage that enables young engineers todo great things. The construction of the forebay, while notof prime importance in the engineering world,IS an undertaking of some magnitude. Thebuildmg of an earth dam is the most import-ant part of the work. Rising to a proposedheight of 50 feet, with base approximately220 feet in width and sides sloping to a crestI 2 feet in width, with its 3,200 linear feetthe dam assumes the proportions of a consid-erable undertaking. Contained within theslopes of the proposed embankment will beapproximately 194,000 cubic yards of earth.Every inch of the entire embankment is treatedto an approved packing process, which con-sists of harrowing, dampening and rolling.This is kept up continually so that each layerof earth is well packed, and as nearly im-pervious to water as it is possible to make it,before the next layer is placed. The material is selected from the best ob-tainable. All vegetable matter is removed
Text Appearing After Image:
Power-House site. Portion of penstock Hue shown in upper left-hand corner. 3(3

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