Back Parapet Wad SA A-11,11er Details CUM. °gm 1 M I "mmi C /r, r \\.\\ 'r • 9E71 NEW YORK Ile OM. A TH LEARY W. HESPONT MA WA. IIAIU %It i'llANICAL l:•4: 1•4ERN 5 a. .• . 7 I.N1. 10•1 1. II% DAM June 22, 1990 Revisions 2 Augus: 31,1990 Revisions Lls. DECEMBER 17, 1990 :q