Drakes Beach will be closed from May 1 to Aug. 31 while construction crews reconfigure the parking lot and restore a wetland. The work is part of the Point Reyes National Seashore’s two-year road improvement project, which is over 70 percent complete. About half of the two-acre parking lot will be removed, and the remaining area will be reconfigured with 314 spaces, down from 399. Three metal culverts will be taken out and surrounding upland…