The historic 30th Street Station project in Philadelphia involves a $550,000,000 phased renovation that includes a new outdoor plaza, restaurants, stores, and modernized systems throughout the station. 

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CAS' scope consisted of interior metal stud framing, drywall, insulation, a variety of ceilings, doors, door frames, hardware, and temporary protection.

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30th Street Station is Amtrak's 3rd busiest transit hub, serving over 3,000,000 passengers per year.