is action, which might have possibly impaired the stability of the barrage itself, an elaborate scheme of protective work became imperative. As a result of the investigations that were conducted, the most satis- factory solution of the problem was conceded to be the construction of a heavy talus or… … lateness of the season, the point at which the failure Building Up the Excavated River Bed With 405,000 Cubic Yards of Solid Rock Masonry Paved With a Granite Facing, Which Is Carried Up to the Lips of the Sluices, as Shown. occurred could not be reached until the following (Continued on page 490.)…
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