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 is the contractor for a majority of bus service provided by Marin Transit, a relationship that dates to 1971. Golden Gate Transit has operated bus service across the Richmond-San Rafael Bridge to Contra Costa County on behalf of the Metropolitan Transportation Commission since 1993. The District's primary revenue source is tolling on the southbound lanes of the Golden Gate Bridge. A mix of tolls, transportation subsidies, and grants is used to support bus and ferry services. The District has a 19-member board of directors: The District is headquartered in San Francisco; it has administrative offices in San Francisco and San