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Why was Blossom Rock removed from San Francisco Bay?
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In 1974, the San Francisco office of the Corps of Engineers reported that Blossom Rock, as well as several other rock pinnacles in San Francisco Bay, had been removed to a depth of 40 feet (12 m) below mean low tide, as part of a project to widen and deepen the channel into the Port of San Francisco.
Jul 6, 2023 · Within days, people had already started to wonder if Shag Rock was blown up enough. “Nearly all the rock that got blown into the air fell back into the hole again and this has now to be removed,” one Call reporter wrote on May 4, 1900. “If divers and dredgers cannot do the work, then torpedoes will be used.”.
Jul 9, 2011 · The top 25 feet of one of the biggest navigation hazards in San Francisco Bay, Blossom Rock, was about to be obliterated. No one looking from the shore or from the hundreds of little...
Jul 7, 2011 · The top 25 feet of one of the biggest navigation hazards in San Francisco Bay, Blossom Rock, was about to be obliterated. No one looking from the shore or from the hundreds of little boats dotting ...
Blossom Rock was a serious navigational hazard to sailing ships entering or leaving San Francisco Bay in the 19th century. It was formally reported by Captain F. Beechey of the Royal Navy ship HMS Blossom in 1827.The rock, named in honor of Beechey's ship, was located about halfway between Alcatraz Island and Yerba Buena Island, and about 1,000 ...
The Navigation Trees were reportedly cut down after 1851 and before 1854, eliminating this means of warning ships about the location of Blossom Rock. The American navy tried several times to place buoys around the rock, but each time, rough seas in the bay swept away the buoys.
described in the text, Blossom Rock, lying just off the San Francisco shore and directly on the path of ships navigating into the South Bay was a prime example of such dangers. The least water was only 1 fathom (6 ft.). Indeed, the rock was dis-covered in 1826 when the Blossom ran onto it and was wrecked. Something had to
