Chicago : Engineering and Contracting Pub. Co. · leaf 281
seepageand rainfall, during periods of high tide whenthe gate does not open. INTERNAL DRAINAGE. After the embankment is completed a sys-tem of internal drainage must be constructedto collect the water and lead it to the tidegate or pumping plant. On most tracts thereare old channels that can be… … EngHContij. Front Elevation ecfion Fig. 5—Plans for Wooden Automatic Sluice Gate. but there would be constant danger of itsgiving way at a critical time, and it wouldhave to be replaced at frequent intervals, sothat a permanent structure, even at an increased cost, is more economical,A bill !…
Buildings
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