An <a href="https://en.wikipedia.org/wiki/Metropolitan_Transportation_Authority" class="extiw" title="w:Metropolitan Transportation Authority">MTA</a> service alert posted at <a href="https://en.wikipedia.org/wiki/46th_Street%E2%80%93Bliss_Street_station" class="extiw" title="w:46th Street–Bliss Street station">46th Street–Bliss Street station</a> in July 2014, warning of a months-long shutdown to an entire section of the <a href="https://en.wikipedia.org/wiki/IND_Crosstown_Line" class="extiw" title="w:IND Crosstown Line">IND Crosstown Line</a> in order to repair flood damage caused by <a href="https://en.wikipedia.org/wiki/Hurricane_Sandy" class="extiw" title="w:Hurricane Sandy">Hurricane Sandy</a> two years prior in 2012, and make the line more resilient to future disasters.  Repairs to all lines affected by Hurricane Sandy  ultimately required a number of shutdowns and closures over the following decade, and cost billions of dollars.
<a href="//commons.wikimedia.org/wiki/User:Danazar" title="User:Danazar">Danazar</a>
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<span class="int-own-work" lang="en">Own work</span>