Cliffside homes on Oregon coast threatened by seawall collapse Updated Mar 05, 2021; Posted Mar 05, 2021 A seawall near three properties on Lincoln Avenue in Lincoln Beach collapsed from erosion Saturday morning, with dozens of 35-foot concrete pilings falling onto the beach below. As of Monday afternoon, several pilings remain standing after a seawall collapsed in Lincoln Beach, endangering three houses. Casey Felton|News-Times in Newport, Oregon Facebook Share By Mathew Brock | News-Times in Newport, Oregon LINCOLN BEACH — Early Saturday morning, several Lincoln Beach residents awoke to find a seawall on Lincoln Avenue had collapsed from erosion, dozens of its 35-foot tall concrete pilings breaking free and tumbling onto the beach below by Monday afternoon.