The Manhattan-bound platform of the Jay Street–MetroTech (Jay Street–Borough Hall) IND station, under Jay Street and Willoughby Street in Downtown Brooklyn. Note that the beams on this platform (on the east side of Jay Street) are standard narrow steel beams, while those on the other platform are wide and tiled to support 370 Jay Street above.
<a href="//commons.wikimedia.org/wiki/User:Tdorante10" title="User:Tdorante10">Tdorante10</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>