1/1/2024 0 Comments Safe harbor marina![]() ![]() The perpendicular breakwater was constructed for the safe harbor/marina, as was the short one near the boat launch. The portion of this breakwater above the water had to be rebuilt and redesigned to accommodate the drive to the docks. The long breakwater stretching to the island in front of you was built in the early 1950s when the taconite processing plant was constructed. The largest armor stone used here is 28 tons., Large equipment on land and a large barge and crane on the water were required to build the breakwaters. Soft or cracked rock would soon be broken down into smaller pieces and swept away by the lake. ![]() These massive rocks must weigh over 7 tons and be hard and solid enough to withstand the pounding waves and especially the winter ice. The final layer, the only one visible, is armor stone. The second layer is filter stone, sized between small boulders to large boulders. The first layer placed in the water is of smaller rubble stone, softball to basketball size. These are called "rubble mound" breakwaters and consist of three layers. Newly opened marina., How DID they build these breakwaters?, A breakwater is like an iceberg. The DNR works with local communities to preserve areas of natural or historic interest at each of these sites., photo:, Summer 2000. Army Corps of Engineers and the City of Silver Bay., Other natural or developed facilities along Lake Superior's shoreline provide free access and safe harbor for boaters using public waters along this rugged coastline. It would never have been built without the full partnership of the U.S. This facility is a direct result of the plan and was the first major safe harbor/marina constructed by the DNR. The plan identified landside water access points, safe harbors, and potential marina locations. The DNR, working cooperatively with the North Shore Management Board and under the direction of the Minnesota Legislature, developed a North Shore Harbors Plan. Small boats must have a place to seek shelter., After a boating study in 1989 showed boaters had a desire to boat more often on Lake Superior, the Minnesota Department of Natural Resources (DNR) initiated a discussion about safe harbors. Even on sunny days in July and August, the lake can turn into a tempest in a few short minutes with gusting winds and white-capped waves. From the time of American Indians and French-Canadian Voyagers paddling their birch-bark canoes, to present day 1,000-foot bulk freighters, all must respect Lake Superior's moods and sudden changes in weather. ![]() With few exceptions, the shore is rocky and inhospitable to boaters in an emergency. , Why Safe Harbors?, Minnesota contains 150 miles of Lake Superior shoreline. Welcome to the Silver Bay Safe Harbor/Marina. ![]()
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