1 Elevations of pools for Dams Nos. 24, 25, and 26 referred to M. S. L., 1929 adjustment; all others referred to M. S. L., 1912 adjustment. 2 Except as otherwise noted, all lifts are based upon proposed level pool stages above and below locks. 3 Information concerning status of construction is as of Jan. 1, 1940. 4 Top of flash boards, normal pool. Masonry crest elevation 723.1. 5 Ultimate. 6 Present pool. Ultimate pool elevation 563.25. 7 Depth over upper poiree sill. 8 With depth of 11 feet on lower sill. |