"In theory, if sea-level rise goes to a high level, these projects are gonna be hard to justify in the future," Keistler said. That will get harder with climate change, which now is considered in the cost-benefit analysis for each project, Keistler said. The Army Corps manages these projects under 50-year contracts that have to justify the expense. So there used to be a Second Avenue and a First Avenue. The island already has lost many beachfront houses, Keistler said as he pointed a the row of houses facing the beach. The town and Army Corps of Engineers had to do another project this year. Top photo shows Ocean Isle Beach houses at the water's edge before sand was pumped onto the beach. Army Corps of Engineers Photos from 20 show how a beach replenishment project can save houses from falling into the ocean. It's the sixth in a series of projects going back 20 years that have tried to replace what the ocean has taken.īob Keistler, the Army Corps project manager, points to the first row of houses facing the beach. This $8.7 million project is rebuilding a beach that has narrowed and sloped off during storms and high tides since the last replenishment four years ago. "So, when it comes out of here, a majority of it has to be water, so that it can flow these distances, and we're talking miles of pipe. "The mixture of material that you see here varies, but on average, it'd be 70% water, 30% sand or solids," he said, over the roar of rushing water. Army Corps of Engineers construction engineer working on the project. "This sand is being dug from the inlet area portion of the island, and is being pumped hydraulically to this point, where it is discharged," said Rolando Serrano, a U.S. WFAE Rolando Serrano of the Army Corps of Engineers explains how a beach renourishment project works at Ocean Isle Beach.
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