EGL Ref: 9215 23 June 2022 Page 28 This report shall only be read in its entirety. File: WAI-985-000-REP-LC-0002_Rev0.docx. FIGURE 21: TYPICAL CROSS SECTION OF STORAGE 1A EMBANKMENT Like Storage 2, Storage 1A has an extensive network of subsurface and leachate drains. The locations of the drains are shown in Figure 22. These drains discharge into collection sumps (manholes shown in Figure 23) located around the downstream toe of the embankment and the leachate is pumped to the Water Treatment Plant. FIGURE 22: STORAGE 1A UNDER DRAINAGE NETWORK
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