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r <br />, - --- - -- • __ <br />DRAINAGE PLAN SUBMISSIOiV FORM <br />(see Ordinance 514-78) <br />• 4P.M.� OF APPLIC�ANT FRONTIER BANK , <br />;1�U12ESS OF APPLICANT . P.O. Box 2215 ,. . ' <br />i�:J,�MITTED BY ., f3arghausen Consulting Engineers,,lnc., i<ent, WA. fl72-5922 ^ <br />?ROPERTY LOCATION South side Everett �Mall VJay , ' . <br />. � East of 77th Ave. S,E. � <br />�ONING OF SITE: ' C'1 ' ' ' ' AitEA'OF`, SITE: 6•50 Acres • : ' <br />�REA OF CONTRIBUTING .CATCHMENT:� 0. 60 kc ,.. � <br />?FF-DEVELOPMENT CONDITIONS:� . ` ' <br />Runof£ Coefticient . , • � � , �' <br />Time of Concentration •0.60 • •,. . . <br />• . • 17.5�— Min. .. .. � . <br />Rainfall Intensity t.73 . •„ � • <br />• A1.lowable. release ,rate, ' o. �o ( t:73) o. so='•o.6a ' , � ' .� �in/hr. <br />cf c : <`.: <br />?OST-DEVELOPMENT CONDITION:..' � ' • : '. � , • <br />• RunotP Coei�icient • 0.85 . � • • . ' . • • ,. . <br />Design Storm 10-yr • . - • , . •• <br />)IiTENT20N STORAGE REQUIgED: <br />�fiTFICE: <br />IU:CLE2''PSPE: <br />. — vr. . <br />447 . . • , - <br />' • c.fec <br />• Trench vol.; provided =. 1,5.(3)�'�0= 630 C..F'. . �, <br />, �' (� <br />DIAMETER ' __inches �� r.�, � p.C�,L�4I1 <br />r '. I " ' ' <br />HEAU . teet I;:_I . <br />• � � IdAY 1� 1933 . <br />AIAMETER <br />, SLOPE <br />. • , CAPACITY <br />,,....__..._ ................. . _ _. ....._.......... _ <br />inches ��i ; y ;,� ��_R�"i 3 . <br />fee:t , � ,;:.�;:> oap� <br />per hundred �iee� <br />cut�ic Eeet pez second . � <br />D�A'�TER __ ynches ' " <br />.C�IPACITX . � - cubic :�feet r er second ;',, :'. <br />� � ----- . p . <br />..... 1 4 r .. ' ,. 1 . <br />//^/L/ . ��� 1.� y�! 1.�' J 4, � J�� <br />VI �• � � . _ 1� <br />P�.1 ��764.a�^ � • �. /k'1A� . ' �/ • ..5`+i'2r�' 'yi`. �... i ' J `,.` � r <br />- CdRL . . a . - . � C�3t@ . � � �;r: <br />�EYARTblEtdT �F. ~ .e . . . , • :.. <br />�_, PUSLIC �IORKS •71PPROVAL P?,AN NO ; • ' . . . , .�. �:•' . <br />��.I STTE DETENTTON � <br />�, �4UIREMENTS: <br />� <br />I I <br />I � )•' / <br />i ti � !1 <br />�„ <br />;;�r. <br />. . ' � <br />c_fee't <br />'� <br />� <br />r <br />