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San Francisco Maritime National Historical Park
Hercules
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| The steam tug Hercules, built in 1907, navigating on San Francisco Bay. |
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HERCULES Statistics
| Length |
151 feet
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Beam
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26 feet
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| Draft |
18 feet aft, 10 feet forward
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Gross Tonnage
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409 |
| Engine |
3 cylinder, triple expansion
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| Cylinders |
17", 24", and 41" with 30" stroke. 500 Indicated Horsepower (ihp)
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| Fuel Type |
Bunker C oil |
| Boiler |
Scotch marine fire tube. 16' diameter, 11' 9" long. Four oil-burning furnaces
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- Hercules is a steam powered tug built for ocean towing
- The 151-foot ship, of riveted steel construction, still contains her original triple expansion steam engine
- Built on the East Coast in 1907, she towed her sister ship from Camden, New Jersey around South America to San Francisco
- Hercules also towed sailing ships, disabled vessels, barges, log rafts, a cassion (a steel structure used for closing the entrance to locks) for a dry dock at Pearl Harbor, and a cassion to help build a Panama Canal lock
- The tug usually carried a crew of three firemen, three oilmen, a chief and two assistant engineers, three deckhands, cook, two mates and a captain
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HERCULES (8 Photos)
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A 2008 exhibit about HERCULES
PDF file of photos, text, and maps of the exhibit
more...
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| |  | | Did You Know?
Did you know the Park has journals that date back to the California Gold Rush? We recently added an account of a 220 day voyage from New York to San Francisco. The 1849 journal describes daily routines, a hurricane, and passing ships. Morrison (built 1832; ship) journal (HDC 1595, SAFR 22220).
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Last Updated: August 31, 2010 at 09:43 MST |
