. Annual report of the Metropolitan Water and Sewerage Board . COMMONWEALTH OF MASSACHUSETTS miwoljw mm m sewerage board SOUTH METROPOLITAN SYSTEM WITH EXTENSION OF HIGH LEVEL SEWERABOVE JAMAICA PLAIN Jan. 1,1905 o 4 SCALE OF MILES WTTCSW uij pun/piny diiuugu nivj WMMM^miPt 230r-ZZOE-210 =-190 160E-150 140E-130 120. 550 36C.|.p|pESIPHON 1900 I:2500 5Z5 500 475 450 4Z5 400 375 350 3Z5 300 Z75 PROFILE OF EXTENSION OF HIG Elevations are referred to a datum which is 100% feet below mean low warer I MILE SCALE OF PROFILE

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