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<br /> ' NOTES i� NOTES
<br /> �� �� 1. CATCH BASIN INSERTS SHALL BE REMOVED AT THE j 1. STABILIZED CONSTRUCTION ENTRANCE SHALL
<br /> 5 MAX
<br /> ', END OF THE PROJECT. � MEET THE REqU1REMENTS OF WSDOT STANDARD
<br /> I DRAINAGE GRATE � � SPECIFICATION SECTION 8-01.3(7). American Property Development,Inc.
<br /> , TRIM 2. CATCH BASIN INSERTS ARE ONI.Y TO BE WSTALLED IN ! 110 110th Avenue NE suite 550
<br /> I � � �
<br /> i DRAINAGE DEVICES PER THE MANUFACTURES'S Beuevue,WA 98004
<br /> � RECOMMENDATIONS. CATCH BASIN INLET INSERTS �
<br /> I GRATE FRAME — OVERFLOW BYPASS SHALL BE INSTALLED IN CURB INLETS. ; j
<br /> ; � w
<br /> ' BELOW INLET GRATE 3. CATCH BASIN INSERTS SHALL BE INSTALLED PRIOR TO i '
<br /> SEDIMENT ' DEVICE ' '
<br /> AND DEBRIS - � CLEARING AND GRADWG ACTIVITY, OR UPON ; , �
<br /> PLACEMENT OF A NEW CATCH BASIN. � ��� �+
<br /> � i INSTALL DRNEWAY CULVERT �
<br /> -- FILTERED WATER i
<br /> ' 4. SEDIMENT SHALL BE REMOVED FROM THE UNIT � � IF THERE IS A ROADSIDE DITCH o
<br /> i ,� WHEN IT BECOMES ONE THIRD FULL OR IN I i , PRESENT W �
<br /> ; ACCORDANCE WITH THE MANUFACTURES' � ' 25 z
<br /> _ �
<br /> ' ' INSTRUCTIONS. i U U Q o
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<br /> j 5. SEDIMENT REMOVAL SHALL BE ACCOMPLISHED BY I ' , Q � w m�
<br /> REMOVING THE INLET INSERTS EMPTYING AND I 25 � ` � W g�°
<br /> '� ' RE-INSTALUNG IT INTO THE CATCH B A S I N. D O N O T �' 15-��NG R�A� ` � ...I N o LL v
<br /> '� WASH SEDIMENT INTO STORM DRAINS WHILE EX 30' MIN TYPICAL j ` + + � Z o,,,a
<br /> ' CLEANING. I,I � J �a a w
<br /> � � N� N
<br /> ', 6. SIZE THE BE�OW INLET GRATE DEVICE (BIGD) FOR THE --''� _- I � w `"
<br /> z
<br /> I STORM WATER STRUCTURE IT WILI SERVICE. __--'" __- �' � � 0 z �
<br /> - __ __ -, _ I U U g a
<br /> , 7. THE BIGD SHALL HAVE A BUILT-IN HIGH-FLOW RELIEF - ' _--� / I � o
<br /> , SYSTEM (OVERFLOW BYPASS). J
<br /> � SECTION VIEW ._ � PERMEABLEBALLASTTYPICALSEE � o
<br /> ', 8. THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF - - ��� STANDARD SPECIFICATION �
<br /> THE BIGD WITHOUT SPILUNG THE COLLECTED �\ ��\ SECTION 9-03.9(2)
<br /> I MATERIAL.
<br /> ' 1' MIN �
<br /> ' 9. PERFORM MAINTENANCE IN ACCORDANCE WITH LENGTH AS RE4UIRED 100' MIN, EXCEPT DEPTH �
<br /> � RETRIEVAL SYSTEM STANDARD SPECIFICATION 8-01.3(15). 'i MAY BE REDUCED TO 50' MIN FOR TYPICAL
<br /> TYPICAL
<br /> j SITES WITH LESS THAN ONE ACRE ; COPYRIGHT C 2005, ALL RIGHTS RESERVED
<br /> OF EXPOSED SOIL OR APPROVED BY INSPECTOR - � `
<br /> DRAINAGE GRATE � � j SUBMITTAL/REVISIONS
<br /> o �� i o
<br /> DATE DESCRIP710N
<br /> � ' ' o ! PLACE CONSTRUCTION GEOTEXTILE FOR SOIL
<br /> � ' � � ' STABILIZATION FROM THE EDGE OF THE EXISTING PROVIDE FULI WIDTH OF
<br /> ROADWAY TO THE CONSTRUCTION ENTRANCE,
<br /> 3 i 3 I INGRESS/EGRESS AREA
<br /> Z ; Z i OR AS DIRECTED BY THE ENGINEER 15' MIN
<br /> Z � Z �
<br /> a � n I
<br /> O i O
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<br /> o ' BELOW INLET GRATE WSDOT STD PLAN I-40.20-00 ACCEPTABLE SUBSTITUTE IF o ISOM ETRIC VI EW
<br /> � j DEVICE OVERFLOW BYPASS MAINTENANCE MEETS NOTES 1-S � WSDOT STD PLAN I-80.10-02 ACCEPTABLE SUBSTITUTE
<br /> � ' rYPica� N CONSTRUCTION ENTRANCE
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<br /> �O I CurrentRevOare O^ CurrentRevDate .
<br /> U N TITIE -�-�- U^ TITLE
<br /> o^ ISOMETRIC VIEW 12/30/2016 0� 03/17/201T
<br /> �� I� STORM DRAI N I N LET STANDARDORAWINGNo. Q Q STANDA0.DOR4WINGNo. I
<br /> �<k PROTECTION 210 q a� CONSTRUCTION ACCESS 2�1 �
<br /> F-a --.. — — —_ � '�-a — I
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<br /> I I
<br /> NOTES
<br /> � ATTACH IN A MANNER THAT POST SEE WSDOT STANDARD Y
<br /> ' ASSURES FABRIC IS FIRMLY SPECIFICATIONS 8-01.3(9)A 1. INSTALL THE ENDS OF THE SILT FENCE TO POINT ■
<br /> ; HELD BY THE BACKUP SLIGHTLY UPSLOPE TO PREVENT SEDIMENT FROM �
<br /> SUPPORT IN A WAY THAT FLOWING AROUND THE ENDS OF THE FENCE.
<br /> REDUCES THE POTENTIAL �
<br /> I FOR FABRIC TEARING 2. PERFORM MAINTENANCE IN ACCORDANCE WITH
<br /> FASTEN GEOTEXTILE TO WSDOT STANDARD SPECIFICATIONS 8-01.3(9)A � :
<br /> �I POST EVERY 6" IN O.C. AND 8-01.3(15).
<br /> I BACKUPSUPPORT , I z �
<br /> � '' ���f,�� 3. SPLICES SHALL NEVER BE PLACED IN LOW SPOTS �
<br /> �1,�, �'�'�/ '``� _ �z OR SUMP LOCATIONS. IF SPLICES ARE LOCATED IN ^'
<br /> _.�...�.'__`�� � � - LOW OR SUMP AREAS,THE FENCE MAY NEED TO ` V Z
<br /> � BACKFILLED& `� � SELF-LOCKING TIE-NYLONE BE REINSTALLED UNLESS OTHERWISE APPROVED. M
<br /> COMPACTED 6/6(MIN GRADE) I W
<br /> i NATIVE SOII—�GEOTEXTILE ''� �120#MIN TENSIIE STRENGTH, 4. INSTALL SILT FENCING PARALIEL TO MAPPED I
<br /> � '� � UV STABILIZED CONTOUR LINES. � � `
<br /> I �
<br /> i F��\i` � 5. DURING EXCAVATION, MINIMIZE DISTURBING Z
<br /> I THE GROUND AROUND TRENCH AS MUCH AS IS � � Q
<br /> � I FEASIBLE,AND SMOOTH SURFACE FOLLOWING � n/ �-
<br /> EXCAVATION TO AVOID CONCENTRATING FLOWS. ��L (�
<br /> , ��� COMPACTION MUST BE ADEQUATE TO PREVENT � z
<br /> , BURY GEOTEXTILE UNDERCUTTING FLOWS. � —
<br /> � IN TRENCH ��`,ii I � � � �
<br /> � �� �� sF
<br /> ' GEOTEXTILE FOR SILT FENCE BACKUP SUPPORT
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<br /> STEELPOST
<br /> ii N � SEE STANDARD SPECIFICATION ���,", �; �� � �
<br /> � SECTION 9-33.2 (1),TABLE 6 , ;��; F,l TYPICAL
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<br /> � TYPICAL INSTAL�ATION DETAIL � �', `i � �' ���P��P FABR�c f � W >
<br /> � � �� �%i� Q����G (GEOTEXTILE) , � p� w
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<br /> � � INSTALL BACKUP SUPPORT FOR � ��,�� � �� �� ��� � ��
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<br /> � � THE GEOTEXTILE SEE STANDARD a�'� ��� � � �
<br /> � �, �' SPECIFICATION SECTION 8.01.3(9)A � i� '�
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<br /> c.�, o � � �;�� ' +r°'`I•'` i�/19 `'QP Eti�P SPLICED FENCE SECTIONS SHALL BE CLOSE ENOUGH TOGETHER
<br /> .��� P Q
<br /> � Z � - � �}$�� .� � i� II � ��,'C � TO PREVENT SILT LADEN WATER FROM ESCAPING THROUGH THE � �
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<br /> "' � ` � 6� O� FENCE ATTHE OVERLAP. �
<br /> o W i ' '�' �-��-} �. �.- , . �/�i I �
<br /> o Q , s k+� { i yi jj SPLICE DETAIL �
<br /> � " � � T � � I� TYPICAL SILT FENCE WSDOT STD PLAN I-30.10-02 ACCEPTABLE SUBSTITUTE �'�1 �
<br /> N ° ' ` ' � � � � !I EXCEPT STEEL POST REQUIRED v� J
<br /> a � ! � � i W WITH BACKUP SUPPORT W
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<br /> DRAINAGE EROSION pUBLIC WORKS �Y
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<br /> � � DEPARTf 3��IT � � °1
<br /> •� o Sc, D.J A R
<br /> �n. ' WATER
<br /> � a REQUI ED PRI R TO STAR7ING QO OF WAShJ `'rs DRAMM BY
<br /> i Q � 5��� ANY coNsrRucrYOH on T►+�S ��' ��,, SAMI ORDONEZ 5 OF 32
<br /> ORO]ECT. APPROYAI FC3�; THYS �P O
<br /> n w PR07EGT 25 CONDYTiO�:WL PER � Z
<br /> � � TR/I�FI, CURRENT CITY STAN�Aa�S AND `- SHEET TITLE
<br /> � a EXPI0.E5 UNLESS "� �
<br /> � � PERMIT FOR CONSTRUCTION HAS � � �/
<br /> � N CITY GIS�i�ER BEENISSJED. O�s ��GISTER�� �j~�� �
<br /> ' EC 02
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<br /> `� � SI�NAL E�
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<br /> �i 12/19/2017
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