35 HUDSON BUILDING HUDSON YARDS HUDSON YARDS UNDERSTANDING THE “PLATFORM” RIVER 15 HUDSON YARDS 12TH AVE. To build the first half of Hudson Yards, a “PODIUM” WESTERN 10-acre “platform” was constructed over the 30 HUDSON STRUCTURE: PLATFORM YARDS Eastern Rail Yard of the Long Island Rail Road. 30 HUDSON YARDS A similar structure will be built over the UPPER TRUSSES Columns and other support 10 HUDSON YARDS Western Rail Yard. When completed, the two Tall trusses support hung structures land between the rail HUDSON platforms will support approximately three sections of this building, which lines—and were placed to avoid YARDS PODIUM quarters of the 28-acre primary development. connects 10 Hudson Yards and underground utilities—while 34TH ST. 11TH AVE. The foundations of the buildings that sit on 30 Hudson Yards. trusses supporting the tower’s 33RD ST. the Eastern Rail Yard platform extend through south face span the tracks. HIGH LINE EASTERN 30TH ST. and rise above it, while the platform itself is PLATFORM supported by 300 caissons of varying sizes 10TH AVE. drilled into bedrock between the tracks. GLOSSARY Caisson. A large-diameter pipe drilled into rock and filled with concrete. “PODIUM” BASE STRUCTURE OVER STRUCTURE Eastern Rail Yard Platform. A 10-acre deck THE YARDS The location and construction built above 30 LIRR tracks that supports of the columns supporting this Trusses bridge over this narrow more than five acres of open space, four building—which is home to a section of the rail yard, where towers, a cultural center and one million collection of shops and there was no room for caissons. square feet of shops and restaurants. restaurants—were coordinated with tunnels, tracks, and LIRR Empire Line. Amtrak rail line that runs facilities that remained active along Manhattan’s west side linking Penn throughout construction. Station to Albany. BUILDABLE AREAS The location of tracks, Gateway Project. Amtrak’s plan to build HIGH LINE ABOVE SITE: 33,000 SF (0.75 ACRES) EASTERN RAIL underground tunnels and utilities two rail tunnels under the Hudson River to 11TH AVENUE YARD PLATFORM means only 38% of the site is connect Penn Station and the northeast available to support structures. corridor. A concrete shell was installed 30TH STREET below Hudson Yards to secure a path for these tunnels. 33RD STREET LIRR. The Long Island Rail Road, North 10TH AVENUE America’s busiest commuter system, which transports 350,000 riders daily. LONG ISLAND RAILROAD TRACKS: 10 HUDSON YARDS 23,000 SF (5.5 ACRES) 42% OF SITE No. 7 Subway Extension. A 1.5-mile NO. 7 TRAIN extension to the Flushing (Queens) line, FOUNDATION STATION 34TH STREET moving its final stop from Times Square SYSTEM: DRILLED to Hudson Yards. The project opened in CAISSONS September 2015 and can accommodate more than 42,000 commuters during The tower is the only building in peak times. the Eastern Rail Yard section of Hudson Yards that is constructed North River Tunnels. Built between 1904 NORTH RIVER completely on terra firma (and and 1908 as part of the original not on the platform). TUNNELS UNDERGROUND Pennsylvania Station project, today these EMPIRE two passages funnel 445 trains and more INFRASTRUCTURE LINE TUNNEL than 600,000 riders daily. FUTURE GATEWAY Truss. A structural system of beams, bars TUNNELS or rods that supports a roof or bridge. hudsonyardsnewyork.com.