Some worry pumped-up Ocean City beaches threaten swimmers

摘要

Returning visitors to beaches in Ocean City, Md., will notice larger beaches with deeper swimming areas.rnThe Army Corps of Engineers pumped 275 Olympic pools' worth of sand onto Maryland beaches over the winter. The project aimed to maintain a beach buffer to block buildings from rough storms and rising seas.rnEngineers say these sand projects have saved $900 million in damage over the years.