Iron ore dock Marquette Michigan (dji mavic air 2)

The Iron Ore Dock in Marquette’s Upper Harbor is also known as the Presque Isle Dock.

The dock was built in 1911 and is still commercially active. Each year approximately 9.5 to 10 million tons of ore are shipped from this dock. The dock is owned and operated by the Cliffs Natural Resources. This steel-framed dock is 1,250 feet long and 60 feet wide, with the top deck sitting 75 feet above the water level. It contains 200 pockets, each of which has a capacity of 250 tons of ore, for a total storage capacity of 50,000 tons. Supporting the dock is a foundation of 10,000 wooden piles enclosed by a 12-inch thick timber sheet plank wall filled with sand.

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