Oakland in Alameda County, California — The American West (Pacific Coastal)
Building the training walls took:
• More than 310, 000 tons of stone
• Over 500,000 square feet of dry stone facing
• Approximately $615,000
Length: 9,500 Feet – north wall; 12,000 Feet – south wall
Width: 8 feet (top) – 20 feet (base)
Height: 6 feet above low water
Stone for the training walls came from shoreline quarries at Yerba Buena Island, Angle Island, San Francisco, San Bruno, and San Rafael.
Annual cargo entering of leaving Oakland harbor: 1874 – 154,000 tons; 1900 – 3,250,000 tons (2000% increase!)
In 2001, when the Port of Oakland deepened and widened the estuary to accommodate larger containerships, the north training wall was demolished. Stones were set aside from the original
Location. 37° 48.08′ N, 122° 19.478′ W. Marker is in Oakland, California, in Alameda County. Marker is on Middle Harbor Road near 7th Street, on the right when traveling south. Touch for map. Marker is at or near this postal address: 3660 Middle Harbor Road, Oakland CA 94607, United States of America.
Other nearby markers. At least 8 other markers are within 2 miles of this marker, measured as the crow flies. Chappell Roland Hayes (about 800 feet away, measured in a direct line); John "Alex" Alexander (approx. 0.2 miles away); Western Pacific Mole (approx. ¼ mile away); USS Oakland CL-AA 95 (approx. 0.3 miles away); Rear Admiral R.J. "Bear" Arnold, U.S.N. (approx. 0.3 miles away); USS Oakland Mast (approx. 0.4 miles away); Alameda Terminus of the 1st Transcontinental Railroad (approx. 1.6 miles away); Pan Am China Clipper (approx. 1.6 miles away). Touch for a list and map of all markers in Oakland.
More about this marker. This marker is located in Middle Harbor Shoreline Park just off an unnamed road heading south from the USS Oakland mast.
Categories. • Waterways & Vessels •
Credits. This page was last revised on June 16, 2016. This page originally submitted on March 10, 2014, by Barry Swackhamer of San Jose, California. This page has been viewed 327 times since then. Photos: 1, 2, 3. submitted on March 10, 2014, by Barry Swackhamer of San Jose, California. • Syd Whittle was the editor who published this page.