Golden Gate Bridge stated that uncontrolled pedestrian access was not being considered as part of the 75th anniversary on Sunday, May 27, 2012, because of the additional law enforcement costs required "since 9/11". Until 1964, the Golden Gate Bridge had the longest suspension bridge main span in the world, at . Since 1964 its main span length has been surpassed by thirteen bridges; it now has the second-longest main span in the United States, after the Verrazzano-Narrows Bridge in New York City. The total length of the Golden Gate Bridge from abutment to abutment is . The Golden Gate Bridge's clearance above high
Hell Gate Bridge to Queens via the Hell Gate Bridge, then continue south through Queens, eventually connecting to the East River Tunnels and Penn Station. As part of the plan, the Hell Gate Bridge would carry four tracks, which would connect to the NH's four-track lines on either side of the Hell Gate. Construction was overseen by Gustav Lindenthal, whose original design left a gap of between the steel arch and the masonry towers. Fearing that the public assumed that the towers were structurally integral to the bridge, Lindenthal added aesthetic girders between the upper chord of the arch and the towers to