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Pronunciation varies by accent · noun
An underground passage between two parallel tunnels, provided for use in the event of an emergency..
At the lowest point, a short length of tunnel was driven alongside the up line, with a cross passage, to serve as a sump and pump house for dealing with any accumulation of water.
The smaller cross-passages between the two running tunnels are for use in emergencies. Unlike the main tunnels being excavated by Tunnel Boring Machines (TBMs) Florence and Cecilia, they are dug using remotely controlled mini-excavators.
Use cross-passage when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Cross-passage means An underground passage between two parallel tunnels, provided for use in the event of an emergency..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
At the lowest point, a short length of tunnel was driven alongside the up line, with a cross passage, to serve as a sump and pump house for dealing with any accumulation of water.
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