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PUBL/C WORKS <br /> E E7T <br /> MGMORANDUM I <br /> Tp; Kirk Brooks <br /> FROM: Janc 7.immcrman <br /> DATG: August 19, 199G ,I <br /> SUDJECT: Drainagc Calculation Revicw. Evcrett Mu[ual Savings 13ank <br /> 1 appreciate the �pplicnnt's attempt to incorporate water qu�lity features on this redevclopment <br /> site. li.,wcvcr, it appcars that rclativcly minor changes in the prnposed site topography would <br /> allow for much more complele utilizalion of the vegetaued swale. Given Ihe site's proximity to '� <br /> Silver lake, and since the si�e will be completely redeveloped, (including regrading, repavin@, <br /> amd [he installation ot'new storm Jrains), 1 d�ink runoft'from essentially all pavcment areas <br /> should be treated in thc vegetated swale. In addition, the treatment Icngth uf swale shoulJ Nc <br /> maximized. With thc curreN site graJing, runoff from G,142 syuarc feet of pavement (32°I ot <br /> the total pavemenU will hypass the vegetated swalc. Runoff from 7,971 syuare feet of <br /> p;�vcmcnt will hc trcatcd in only 32 lincal fcet of swalc• <br />