Hyperbolic example.
"My concern is what happens to the endless stream of containers when one gets wedged sideways."
The design has four tunnels, two for cargo and two for peeps, one in each direction. If one tunnel is blocked (tectonic shift) the opposing traffic tunnel would have to be cleared AFAIK.
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Three conspiracy theorists walk into a bar --You can't say that is a coincidence.
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