https://www.youtube.com/watch?v=wTtsmrT7y6k SOM’s masterplan for Philadelphia’s 30th Street Station Precinct was selected by Amtrak and designed in collaboration with Parsons Brinckerhoff, OLIN, and HR&A Advisors. The beautiful Beaux Arts 30th Street Station—the third busiest transit hub in the U.S.—will retain its architectural magnificence but be expanded to improve accessibility and comfort for the 30,000 passengers that use the trains every morning.