With an aspect ratio of 1:15, the thin profile of 520 Fifth Avenue belies a structural brawniness that begins with the site’s underlying Manhattan schist. With an aspect ratio of 1:15 ...

The new passages were made by blasting into New York City's bedrock, made out of tough Manhattan Schist, and were miraculously completed on time and under budget, officials said. “A thousand ...

NEW YORK (1010 WINS) — A dilapidated tunnel in Grand Central Terminal that leads to the 7 train line has been updated with a brand-new staircase and passageway, the MTA announced at its opening ...