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What is the arrangement of a shaft tunnel as fitted on a single-screw vessel?
A) The shaft tunnel is situated on the centerline of the vessel with walkways positioned on either side of the shaft and any piping runs carried underneath the two walkways.
B) The shaft tunnel is offset from centerline of the vessel with a walkway positioned on one side of the shaft any piping runs carried overhead above the shaft.
C) The shaft tunnel is offset from centerline of the vessel with a walkway positioned on one side of the shaft any piping runs carried underneath the walkway.
D) The shaft tunnel is situated on the centerline of the vessel with walkways positioned on either side of the shaft and any piping runs carried overhead above the shaft.
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