Blog: Palo Alto Tide Gates, which prevent flooding in low-lying areas on Peninsula, to be replaced
Driving on Highway 101 from the South Bay, up the Peninsula, commuters zoom by nearly invisible infrastructure keeping the highway and nearby communities dry. Beyond the highway, at the edge of the San Francisco Bay, are levees and tide gates protecting roads and neighborhoods against high tides and storm flooding. Unless you visit the bay lands to walk the levee trails, you might never know these important structures exist.