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� <br /> x <br /> � <br /> � <br /> . .__. _ -- --� - _._ <br /> _ '��-- - � �� <br /> � DRAINAGE PLAN SUB��IISSION FOP.�I <br /> (see Ordinance 5].4-78) • <br /> � <br /> � NAM.E AF 7lPPLIC}1NT Mr. �Ken Enyeart ' <br /> ADDRESS OF APPLIC.ANT . 10214 Marine View D'rive � <br /> Everett, WA 98204 <br /> Tel: 793- 367 — <br /> , SUBMITTED BY� Alan Aramaki ABR, Inc.. Tel: a85-9711 � <br /> ` PROPERTY I�OCATION 8327 Hardeson Itoad • • � � _ • . <br /> . Everett, <br /> ', � SE 1/4 of SW 1 c .,ec. , T R N , ' , , WM <br /> 1 � . • . • .' <br /> ZCNIt3G OF SI'i'S- ' R- t AREA OF, SIT�: 0 .7� acre ' � � <br /> � OF CONTRZBUTING .CATCHMENT: nealiQible " ' " ' <br /> I ' <br /> PRE-DEVELOPML'NT CONDZTIONS: � : <br /> i Runoff Coefficient � . 3� • • <br /> ! � Time of Concentration � • , <br /> . . 13. d Min. . � <br /> Rainfall Intensity � _ � ( ;;�-vear) ' in/ <br /> Allowable. release rate q . 3n cfs <br /> i' ' POST-DEVELOPMENT CONDITION= <br /> • Runoff Coefficient 0 . 85 • • • ' • <br /> Design Storm � 25 . -— yr. � . <br /> ` y DET�NTZON STOFAGE REQUIFtED: 1050 . ' C, � <br /> � <br /> ORIFICE: . ' ' �; <br /> DIAMETER 2 � �� inches <br /> HEAD - 4 .� feet . <br /> QUTLET YIPE: ' ' . y � <br /> H �. <br /> AIAMETER 12 inches �� . �' � <br /> ' . SLOPE 1,� _ feet per hundred f eet � � <br /> , CAPACITY z.f1 cubic feet per second � F <br /> , � . . <br /> RISER: n/a ' � � <br /> . �- <br /> ' DIA2�TER inches � � <br /> � :, <br /> C1IPACITX cubic feet per second � i <br /> . o � <br /> � _�'�t��+� � �-�Y/(�G` • January 7, 1981 - � . <br /> Signature o app icant • � ` <br /> dat� March 3� , -Reviseri <br /> � , c � �. <br /> y DEPART2•fENT OF .PUBLIC WORKS APPRO\�AL PLAN NO. • �/�-O I � ' - <br /> �- <br /> : ,Zy <br /> � 0�3 SITE DETENTION ]�EQUIRERIENTS: �GSJ c_f ' <br /> � T�RAINAGG PLAN API'ROVED SY: .-_-^-- D11TE: 3/3/�� � <br /> � y . . - � . . ... -�,�._ - - , . . - --- . � <br /> � <br /> i �` <br />