June 2022 G-14642.71-006-R-Rev0_FINAL 35 8.4 Preliminary Geological Model Based on Available Information Conceptual geological long sections for the proposed tunnel Options 2 and 4 are presented in Figure 21. Figure 21: Conceptual geological long sections for tunnel alignment Options 2 (upper section) and 4 (lower section) from Waihi Plant Site Portal to Willows Access Tunnel connection. Both long sections show the vertical tunnel alignments in green and an interpretation of the geology.
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