![]() Each is equipped with Hypack RTK GPS software, which can adjust to water level changes ensuring the excavation is done precisely. The dredges were custom made by DSC to have different pump and ladder configurations and sensors for dredge cut accuracy. The company used two 8-inch hydraulic dredges, the Astabula and the Fox River. The contractor mobilized on-site at the end of November. removed approximately 70,000 cubic yards of sand to restore and elevate 30 acres of degraded salt marsh. Over the years as sea levels have risen and erosion has occurred, the marshes have become overrun with water turning marsh into open water and killing off the vegetation that helps hold the sand in place. The naturally formed pond and marsh area acts as a first line of defense to protect adjacent communities from flooding. The dredging was completed in late January, after which a volunteer planting effort will begin. The Rhode Island Coastal Resources Management Council (CRMC) kicked off a salt marsh restoration and elevation enhancement project at Quonochotaug Pond in Rhode Island, where dredging removed sand from the bottom of the pond and is being used to restore and enhance the adjacent marshland as well as create a public beach.
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