Golden Gate Bridge to a site near the bridge. In May 1987, as part of the 50th anniversary celebration, the Golden Gate Bridge district again closed the bridge to automobile traffic and allowed pedestrians to cross the bridge. However, this celebration attracted 750,000 to 1,000,000 people, and ineffective crowd control meant the bridge became congested with roughly 300,000 people, causing the center span of the bridge to flatten out under the weight. Although the bridge is designed to flex in that way under heavy loads, and was estimated not to have exceeded 40% of the yielding stress of the suspension cables, bridge officials
Golden Gate Bridge, Highway and Transportation District Golden Gate Bridge, Highway and Transportation District The Golden Gate Bridge, Highway and Transportation District is a special-purpose district that owns and operates three regional transportation assets in the San Francisco Bay Area: The District was incorporated on 4 December 1928 as the Golden Gate Bridge and Highway District to design, construct, and finance the Golden Gate Bridge. The responsibility of regional transit service within the Golden Gate Corridor was given to the District on 10 November 1969, and the District was given its current name at this time. The District's territory includes the City and County of San Francisco;