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---_ _ � , <br /> m .�a. _ (�C8 4 z .__ : �4 -----------��� __ - ...,.�a ---�-,------ . ��Q_ _____,.-��- _ REVISION DATE <br /> ,�•-°. ��__ TYPE 1 CATCH BASIN � �} °�a S9 $> .s, -- �4 �u s& - � . <br /> �� �' ��4�0 �__ ����" RIM 523.50 F-2.2 _ .�.��.._�.�___.� _..�._ _.._.--- __--_ _ �..��___.�.� � _ SUBSURFACE DRAINAGE 3 -~; <br /> � <br /> J y . . . �.62 . .�^�a4 ._ <br /> ______�_____ _ ___._��_�_ <br /> `��,� $ --__-___:.�_.. _.� y--` I.E. 520.00 �. ,., - < � • _ _ _._�.� _ ._ LATERALS (IYP.) F--2.2 CB #3 � $2°� <br /> ���, �4 S, �Q_6� __ __ <br /> '.�4 .. : ` .-�aq. '. . - 4 _` Sa - IYPE 1 CATCH BASIN F-2.2 � <br /> . �. :�� '. -�`5 .• . . � . S� s „ 23.50 .; <br /> . . . . .. .,. ` .: .� �. . � � <br /> �� .;�. � 332 LF S=0.00� 1 Q PERF COLECTOR I.E. 520.0 <br /> .. . . . ; s� CLEANOUT _ �"_- _- _ � � ._ _ _,. � � _... � � _. � Cp #2 2 ,\ � <br /> s �e <br /> . � � . ���� � I.E. 522.84 . . �. �. � � �. � � . � . � . � � � � CLEANOUT <br /> . . \ \ °' \ � � \ \ \ \ � � . . . . i.E. s22.4o �-2.2 <br /> $� . <br /> 5 LE. 522.9 . . � . . . . . . . , . � �• � � z�q�, '� <br /> / co • • •jy O �9 I.E. 522.88 • � <br /> s 2°4� : *� � �,F � � � � � � � � � � � . � � ,��8 ��� '� ' � ' <br /> .� -s � SQ � . � . . • . . . . . 0 :J �. . �\, ����. �o � <br /> � �;�� � Q� � � � � � � � � � � � � ���� '�� � � � � � � �:a° � � � ��/ ERETT <br /> sa ,�� I.E. 522.9 0 � . . . . . . . . . . �•�L !s . � � <br /> � �� �� . W � � � � � � � �. � � �, ��� �,�� � � � �ti, �.E. 5zz.7� �� ,Q� 5�4 �_, � � � �. 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' �" O . a �n TIE INTO EXISTING 's S� �'� I � � <br /> � $a�° `= o 9 ,"� i, T •O �-,o O• I a ORAINAGE P- �5 ��� � I j � t <br /> 4 as M �,�� r � �,� 5 �',o �• � � � � � � N � � , s • `� f r � � t <br /> $ t � �s I.E. 522.7 U' . . p ��`.� . � . � :J . � . � . � . � - . - J . �°� � �, N � �`°�"���� .� ,' <br /> � I � �. � � �U� - m <br /> 'I ; � � �, � / / � ,�/'fl� /� / / / . � / / /� / . / m � .�� � i.E. s22.ss '-���_ � , 'r��4 ,1 � <br /> � , � y . �j <br /> � . . � � � . . . <br /> 1 � , � � �. , �, . . . . . / /r / '�' � � /' r /� �,�s `'`' <br /> \ ' ` l ` f <br /> � ;; . . 522.7 r �9 •� ' / ' / ' / • �� • � �f�� � / • / • / � � • � ' / ' / ' � . • ml � � $�4�f -� � � l `l if <br /> � 4.o iE �, '` '`� � �c � � � / . � � / , <br /> .s� �4�. �, �,�� / / /� / /�•`� �, � / . / / / / / . - � ,� i.E. sz2.s9 .' � � / � ; ,� <br /> . \ S , . . .� . . .�'� �,,. � o . . . . . o� �� rv� caP ,�.�t ��, � � � ; � <br /> � � Se �� � � � .��L `� i F � � � � � o •��3 E r: 4 � � 1 <br /> �. : s � u, . . / / / / /� �,� ,��. / , � , , � • � (rrP.) �a/ <br /> s ,o� p . . . . . . '�C . <br /> � ���. �f5 v I.E. �2Z.C7 �� ��,�� � I / . ._.. c :..� . 53 P�� . . <br /> � ' 5 �r , ���� �' , � , 1 /� / / / / / ,�1%' //� / , / , / I/ � 3� ;� <br /> ` a }, <br /> y I.E. 522.74 $ '' <br /> ����',pf' . s� �`� 9��� . . . . . . �C.�q� '�'y� . . . �� •sa � , � � �,: <br /> � °s � / v � � � 1� °s � <br /> S �� �,.�� �� �' . i i i i i i � . � i� � ��� , i . . . , 5a4 ,:� f r <br /> � , ,, <br /> '� � � ,��� i.E. 5zz.s i.E. �20.00 � / / ' / � / ' / ' � / ! / ' / / ' / � i�h ���' � / / . / fi . ��' sa <br /> .� . �. __ � � ��4� 9 Ho �AN <br /> �2 , . .,,� . . . .,y ,1�°�C - , �' �.E 522.a, os ,:s <br /> .-�Q- - . �4� ,\,� �s\ � . . . . � • / • / 1 /� �� %�� . / . � . : s ' .. s� . <br /> S� •� r'9 �, / � � � � � . � . '� C�, � ,�� � STORM DRAIN `b �� } r 119 lst Avenue Sauth,s��ce iio p.206.285.0400 <br /> �p 3 , C� . � ' � � / � �/ �� � C.�.E. �21.�0 + . t s Q s Seattle,Washmgton 98104 f.206.285.d480 <br /> a <br /> js. i.E. s23.o \ / / / / � <br /> o s:_ . � . . . <br /> . �.� . . "\ �C,' ti' I.E. 522.91 .�� -� �� <br /> � � � � , � . � , � . �' � : .�. -i'' � , ,; �a S r f <br /> . ..,-� . <br /> � ��° '� ._ ...� � � � � � ..�-� �,;. <br /> �� ISTING � �. �,_ .E. 522.9s �, . � r � a � <br /> ..•�s TIE INTO EX 138.5� <br /> �. _ � .9L. <br /> r <br /> � , � . . DRAIN UNE AT � „ CO #3 2 , ♦y1�aF w,�$�,��Qs♦ <br /> ���Y �Y.��._::_, I.E. 522.12 .� CLEANOUT ' ,�r'- �'4�,.r ' co �� <br /> � _.. <br /> =Q,� 529.s� �t- --____� DETENTION 1 �� #5 U, r� I.E. 521.67 F-2.2 f �, z ► <br /> : . .. S�Q 6 , :. �`'���� _ - CHAMBERS CLEANOUT c' 1 CO #4 � �. � <br /> _ . �� <br /> C8 #5 F-2.5 -� I.E. 520.00 ---- _ c? ! sss�s • <br /> . ° SC 4� <br /> ' �_ , s24 �� - TYPE 1 CATCH BASIN CB �6 � :f <br /> . ° CLEANOUT --� f, �,�, '�c�� ww <br /> : ' . �`" � RIM 523.50 WITH TURF COVER TYPE 1 CATCH BASIN : �n .�,�_ CB #1 �Q,____-__. J . ♦ � ��' 4 <br /> . . . ., s <br /> �� ' � � 54 �``` IE 520.00 (10" NW} IN WITH FLOW CONTROL STRUCTURE �' 4 � I TYPE 2 CATCH BASIN s, � CB #2 I.E. 521.41 �``" �' sSrONAL ��G � <br /> !� --�-r--- �---------- TYPE 2 CATCH BASIN - <br /> �, : .... .. •. ..t �2,&� F-2.2 „ N RIM 523.50 WITH TURF COVER � �' • RIM 523.Oi� WITH COVER 1 _ �___�_.----- � = � ► • � � <br /> :•. . • . . ... . � IE 52a.00 (8 E) OUT „ F 2.2 RIM 523.50 <br /> � � � � . �- � - 2 IE 520.00 (8 SW) IN t� 8" CPP W I.E. IN 519.70 f-2.2 ---�"` s� <br /> s24 - � _�_._-• u� . � y � � . .. _.__ „ I.E. 520.00 45� �� .r--�''���--''�� P.�� '"�� <br /> -r''`+� : � $� q�2 $°s ��4�_ F-2.5 IE 521.83 (8 NW) IN 6 CF'P NE I.E. IN 520.51 �s _� - <br /> ��,__ 8" PVC SE I.E. OUT 519.22 - .� _ . .�.._ s��, �`4-s, ` ��°.s �$��.��-o � <br /> �. " .. ��$ 'SS _ IE 520. .. _ <br /> .. '' ^q � - - - � _ _ �S L.f 8„ S 0 . �4 s7 . � s24 3 S�y� , � . <br /> 3 � � <br /> �: S�-j r � � s=o.5o� <br /> ; S•. . $�'� I s . � 5�� <br /> '.. c�v ..p3 �a . 9 • g . <br /> � . 't'' S2d' :._. ---__�.._.W.-_-•.. i _.: , � � . - Sa4� �� ,�-� � - . ��3 J S�s4- � <br /> �.._'p :�4 I- . .. _"'��, : ' �' ��-t,� ' - . ' ��Q?j'_ .' . ' s�¢�� ' ; . , ��.?�.'' ' • ��9.1�' ' • . ,Vc - - - � , . . ".-_- . � ��,., . �3$ �2q t� . • S��"$ / . � � . . / - .� . <br /> . �S� . � , .' �' - w <br /> . .' , , ,' <br /> . <br /> � ' '.- _e. , I;.. •. ., ., . '.- . . • ... ' .. ' . . � '�. �. . . _' ' . ' , . ` . , ,' �.. .. . , . . ' ' . , g� ✓- . _""--� �.� . • Sa3, �_�c�q� /. - � � r'�-6 . . . . <br /> _ ----- <br /> . ' ��. - �� ' �.. . ' .... . <br /> . �� �� � . . . . - ��4.Q ,: C . <br /> -- waTER QUAUTY vauLT � � " <br /> 1 TE ��Y - <br /> RIM 524.fi0 PLUG EX. EXISTING 8" PVC '��� 1;..�. > • 5�3.� <br /> D R A I N A G E N C�T E S F-2.� » �R�� P�P E S�E� . .. . �� <br /> �E ���.�5 (s w) �N 8ot� � . . NORTH <br /> IE 516.42 (8" E) OUT 8" CPEP S-f 1.61 ., ...s� ' s�3 a , S23 • s2;� , s2�2 <br /> 1. S U BSUR FA C E DRAINAGE COLLECTOR PIPE CAN BE INSTALLED PRIOR TO FlNAL S=0.5 0� ��, , �� : 3�� s�.� . S�3 � <br /> ACCEPTANCE OF THE FlEI_D SUBGRADE. S ° <br /> � VERIFY . . � s�3 <br /> 2. COORDINATION: IT IS THE RESPONSI811_ITY �F THE CONTRACTOR TO ENSURE EX. PIPE CB �7 � • s�3. D RAI NAG E LEG E N D � 20' 40' <br /> THAT THE IRRIGATION PIPING IS INSTALLED AT A SUFFICIENT DEPTH BELOW ALIGNMENT � NPE 2 CB 48" , sa3 2 ° ��3,, <br /> II SUBGRADE BEF'ORE THE TRENCHING FOR THE SUBSURFACE DRAINAGE RIM f524.25 SCALE: 1" = 20' <br /> o SYSTEMS TO AVOID CONFLICTS BETWEEN SYSTEMS. F-2•2 "� = . � � <br /> � 8" CPEP W I.E. IN 516.34 �3I� <br /> n ��;�-t� ., ' :. ... � • - EN D CAP <br /> ' 0 3. TRENCHING FOR THE SUBSURFACE DRAINAGE LATERALS SHAJ.L NOT PROCEED LOCATE $ PVC W I.E. iN 51$.06 � ,.s�� <br /> � UNTIL THE IRRIGATION SYSTEM PIPING HAS BEEN BACKFlLLED AND ASPHALT 8" CPEP E 1.E. OUT 51 fi.34 � � � �:._• PERMIT RESUBMITTAL <br /> � PATCH � � . . � . . - • - • - 1"x 12" FlAT DRAIN TUBING <br /> .- COMPACTED AND THE FIELD SUBGRADE IS APPROVED BY ENGINEER. �` /$�, - . � . • . - - . <br /> I / ` �� �„ � . � „ DATE 6-25-17 <br /> � 4. TRENCH EXCAVATION SHALL BE MADE TO THE ALJGNMENT, ELEVATION, GRADE � - - - 10 PERF PIPING <br /> N AND SLOPE AS (NDICATED ON THE QRAWINGS. 1RENCHING SH,4LL BE FlELD LOCATE AND REMOVE EXISTING ' ' CPEP SUBSURFACE DRWNAGE COLLECTOR <br /> ACCOMPUSHED UTILIZING EQUIPMENT WITH SLOPE AND DEPTH CONTROL, BURIED CATCH BASIN OR ST(?RM DRAIN PIPE SCALE 1"=20' <br /> � SUCH AS "IASER PLANE CONTROL SYSTEM", SO AS TO EMSURE ACCURACY IN FlNISHED GRADE 523.10 <br /> � THE BOTTOM OF THE TRENCH. <br /> SOUD RIM t522.fiQ � S=0.409� SLOPE DRAWN DMD <br /> � 8" CPEP N IE IN 517.70 F-2.2 <br /> II 5. NO HIGH POINTS ABOVE DESIGNATE� INVERT C?R CALCULATED TRENCH 8" CPEP SE IE OUT 516.60 � FLOW DIRECTION <br /> o BOTTOM ELEVATION WILL BE PERMIITED. NO SLOUGHING OF SITE MATERIAL 12. DURING PLACEMENT OF SPECIFIED TRENCH BACKFILL, SUMP 516.10 <br /> � OR LOOSE EXCAVATED SOIL WILL BE PERMITTED TO REMAIN IN THE CHECKED EJG <br /> �. TRENCHES. <br /> PIPE MUST 8E HELD IN PLACE TO PREVENT REPLACE WITH TYPE 2 CB IE 522.78 INVERT ELEVATION <br /> ' � DISPLACEMENT AND PROVtDE FOR ACHIEVlNG SPECtF1E0 ti� RIM 522.10 (SOLlD UD - BURY) COPYRIGHT O20ll D.A.HOGAN&ASSOCIATES <br /> � 6. SURPLUS EXCAVATED SDIL SHALL BE REMOVED FROM THE FlELD AREA PRIOR �NVERT ELEVATION. DO NOT DAMAGE PIPE OR ALLOW g� �i 8" CPEP N I.E. IN 515.94 CIE 521.50 COLLECTOR INVERT ELEVATION <br /> s TO COMMENCING ON THE NEXT ADJACENT TRENCH. EXCAVATEQ MATERIAL PIPE TO BE DISPLACED BY PLACEMENT OF @ACKFlLL s, �s 8" CPEP SE (.E. OUT 515.94 <br /> 3 MAY NOT REMAIN ON SUBGRAQE. MATERIAL. p�D o � CATCH BASIN IN�ET (CBI) <br /> � 13. CAP THE ENDS OF ,4LL LATERAL RUNS. ALL OPEN s a- � PLAN APPROVED TYPE 1 <br /> � 7. PROVIDE A SMQOTH E1/EN SUBGRADE AFTER REMOVAL OF THE TRENCH <br /> X MATERIAL. SUBGRA�E TO 8E COMPACTED TO 95fi. LEAVE NO LOOSE ENDS DURING CONSTRUCTION ARE TO BE � ; <br /> N MATERIAL ON THE SUBGRADE. TEMP4RARILY CAPPED OR PLUGGED. �� X 8y CP P� �� ���-�} � CA�CH2BASIN INLET (CBI) D RA I N A� E P LA N <br /> E EP ; � TY E <br /> � 14. CONNECTION OF LATERALS TO COLLECTOR DRAINS INTERCEPT & CONNECT i - �` "- - <br /> � 8. EXCAVATION BELOW INVERT GRADE MUST BE ESTABLISHED TO A DEPTH SO LOCATION f10� D E EROSION pUBLICWORKS <br /> � SHALL BE MADE WITH A COMBINATION REDUCING TEE <br /> � AS TO PROVIDE FOR SPECIFIEO PLACEMENT OF PEA GRAVEL BEDDING AT e CATCH BASIN TYPE 1 FLOW CONTROL <br /> " BOTfOM OF PIPE ELEVATION PRIOR TO LAYING THE PERFORATED PIPE. �D REDUCING SADDLE TEE. IE f514.60 f FG f522.�0 DEPARTMENT <br /> ` w�rea <br /> 0 9. NO FOREIGN MATERIAL WILL BE PERIuIITTED INSIDE, ALONGSIDE, UNDER, OR <br /> , z 15. NO TRUCKS OR EQUIPMENT WILL BE ALLOWED TO � �� � �"�* � o CLEANOUT <br /> � ON TOP OF THE PERFORATEO DRAIN PIPE. DRNE OVER THE TOP OF THE TRENCHES EXCEPT � <br /> seuv�tt �coNsraic iow � <br /> �' 10. THE BACKFlLL FOR A�L PERFORATED PIPE SHALL BE CLEAN wASHED PEA TRACK-EQUIPPED MACHINERY UTiLIZED IN °1�O'�• A0PRO1A1L ''OR T"� SH E ET <br /> � SPREADING BASE AGGREGAIE. BACKFILLED TRENCHES �� IS WNDITSONAL PER EXISTING CATCH BASIN INLET <br /> o GRAVEL. REFER TO THE SPECIFlCATIONS FOR THE GRADATION REQUIREMENTS. T��c cuaa�,+r �ITy DARDS AND <br /> ,F 1.- °�'T�Ot�UNI FCC <br /> � ARE TO BE STAKED AND FLAGGED 3 ABOVE GRADE vE�wtr fon coNsraucr:oN a�s <br /> II <br /> � 11. ALL TRENCHES Tf� HAVE BACKFILL MATERIAL "CR(7WNE0" A MINIMUM OF 2" AT MAXIMUM 30� SPACING FOR (DENTITY. CITYENGINEER eEENI55UED. �_ � . <br /> ABOVE 5U8GRADE TO PROTECT FROM FOREIGN MATERIAL AND PROVIDE FOR DETENTION CHAMBERS <br /> �; EASE OF LOCATlC?N IDENT1FlCATION. CROWNS WRH FOREIGN MATERIAL NOTE LEGEND 19X3 = 57 TOTAL <br /> � CONTAMINATION SHALL BE REMOVED PRIOR TO PLACEMENT OF BASE 1. {INDICATES GENERAL CONSTRUCTION N�TE} SC-740 <br /> m AGGREGATE. 3� (INDICATES SPECIFIC CONSTRUCTION KEYNOTE) <br /> � <br />