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ANDERSEiJ BJORNSTAD KANE JACOBS • INC.
<br />Consulting Civil and Gtructural Engineers
<br />MEMORANDUM
<br />DATG: February I8, 2004
<br />TO: Paul McKcc, City of Gvcrctt
<br />PROM: Jocf Paulson
<br />RG: Evcrctt Rctail K-Mart cxpansion— S�onn \V�tcr Dctcnticn
<br />PAX:
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<br />Paul,
<br />Hcrc arc lhc calculations for ihc stonnwatcr nmol'f I'or thc K-Mart cxpansion. Thc
<br />cxpansion includcs 0.25 ac oC impervious surf'acc, consisting of thc building roof and
<br />asphalt pavcmcnt. Thc runoff is routcd to thc pond that �.vas built for thc L•verett Retail
<br />projcct. Thc maximum rcicasc mtes arc mct as per City Standards. This is achicacd by
<br />modifying tlic cxisting control structurc bottan orificc and allowing for f0 inchcs ol'
<br />Gecboard for thc 100-ycar storm, rath.r than I Caot.
<br />Plcasc fccl ltec to contact mc ifyou havc any qucs�ions.
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