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<br /> O1 PROf'OSED INrILTRA710N FACILI�Y. 12 STAGING AR�A. THE KECOMMENDED CONSTRUCTION SEQUENCE WCLUDES THE FOI.LOWING CONSTRUCTION ENTRANCE � �
<br /> STEPS IN THIS ORDER. HOWEVER, 50ME PORTIONS OF THE STEPS MAY BE 11. CO�lS7RUCT TEMPORARY CONVEYANCE SYSTEMS (DITCHES, BERMS, ETC.}
<br /> 3 � CATCH BASIN INLET PROTECTION � � • i
<br /> O2 INTERCEPTOR DI`l`CH 7YP. PER �7E�'AIL. � � 13 CONCREI�E WASHOUT AREA. PERFORMED OUT OF SEQUENCE AS CONDITIONS REQUIFtE, TO DIRECT STORMWATER ftUNOFF TO TEMPORARY INFILTRATlON POND. ,�,
<br /> 12. CONTRACTOR MAY �EGIN GROUND DISTURBING DEMOLITION, CLEARING, �----- INTERCEPTOR DITCH W .
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<br /> O3 PROVIDE EMERGENCY OVERFLOW RISER OR SPILLWAY TO NOTE: UPON IMPLEMENTATION AND INSTALLATION OF THE FOLLOWING AREAS: GRUBBINC AND GRADING.ADIUST AiVD REPLACE SMPS AS APPROPRIA7E. N �
<br /> TRAILER, PARKING, LAY DOWN,CONCRETE WASHOUT, FUELAND MATERIALSTORAGE 13. CONTRACTOR MAY BEGIN INFILTRATION FACILITY#2 AND ITS PIT DRAIN. - � - � - � - %I� - STRlaW WATTLE � � '
<br /> DISCHARGE TO CONV�YANCE SYSTEM IN COLBY AVE.
<br /> CONTAINERS, SOLID WASTE CONTAINERS, ETC., IMMEDIATELY DENOTE THEM ON THE PROTECT FROM SEDIMENT DURING AND AFTER IRISTALLATION. ^ ^- -- SILT FENCE W �
<br /> O4 INSTAI_L INLET PROTECI`ION PER DETAIL. 2 EROSION AND SEDIMEN7 CONTROL(ESC) PLANS AND NOTE ANY CHANGES IN LOCATIOIV 14. CONTRACTOR MAY EXCAVATE 810RETENTION CELLS TO TOP OF o, r- Q
<br /> 1.0 AS THEY OCCUR 7HROUGHOUT THE CONSTRUCTION PROCESS. ` TEMPORARY SEDIMENT POND
<br /> � BIORETEiVTION SOIL MIX(BSM) ELEVATION AND INSTALL PIT DRAINS. �-' � '� ' `" � �
<br /> O5 WSTALL CONSTRUCTION ENTRANCE PER DETAIL. PROTECT CELL FROM SEDIIVIENT DURING AND AFTER INSTALLATION. � ROCK CHECK DAM � �
<br /> C1.0 1. STAKE AND FLAG LIM17S OF DISTURBANCE. 15. INSTALL PERMANENT UTILITIES STORMWATER DRAINAGE SYSTEMS ETC.
<br /> O6 INSTALL SILT FENCE WITH J HOOKS WHERE SNOWN PER DETAIL. ' 2. INSTALL TREE PROTECTION. 16. CONTRACTOR MA`( REMOVE TEMPORARY INFILTRATION POND AND TEMPORARY RIP RAP � N
<br /> 1.0 3. I N S T A L L T E M P O R A R Y C O N S T R U C I'I O N F E N C I N G A N D A C C E S S G A T E S. DIRE�T STORMWATER RUNOFF TO TEMPORARY SEDIMENT TANKS TO � DIRECTION OF OVERLAND FLOW _
<br /> O7 INSTAi�L STRAW WATTLE PER DETAIL. 6 4. IfVSTALL INLET PROTECTION
<br /> C1.0 5. INSTALL STABILIZED CONSTRUC710N EXIT. BEGIN CONS7RUCTION OF INFILTRATION FACILITY#1 ANQ ITS PIT DRAINS. `
<br /> PROTECT FROM SEDIMENT DURING AND AF7ER INSTALLA710N. D STORM DRAIN LIIVE s��
<br /> OPROT�ECT BIORETENTION CELLS AND INFILTRATION FACIL171ES 6. INSTALL SILT FENCE(S) ON TNE SITE (CLEAR ONLY THOSE AREAS 17. PREPARE SITE FOR PAVING. � CATCH BASIN TYPE 1 ' •
<br /> FROM UNTREATED CONSTRUCTION STORMWATER RUNOFF. NECESSARY TO WSTALL SILT FENCE). 18. PAVE SITE.
<br /> 7. INSPECTION REQUIREp BY COE. PW IIVSPECTOR TO EVALUATE 7ESC 19. EXCAVATE BOTTOM OF BIORETENTION CELLS TO INSTALL SAND AND BSM, O CATCH BASIN TYPE 2 .
<br /> O POND MAY BE CONSTRUCTED AT A HIG�-iER ELEVA710N USING SET-UP. 20. STABILiZE SITE WITH FIf�AL LANDSCAPING PER PLAIVS. 310 PROPOSED CONTOUR '
<br /> 8. CONTRACTOR M/�Y BEGIN ABOVE GROUND DEMOLITION AND REMOVAL ��.� �
<br /> BERMS, BUT THE BO`�TOM OF THE POND SHALL NOT BE LOWER 21. REMOVE TEMPORARY EROSION AND SEDIMENT COIVTROL(TESC) ��,�s_ �:P .�
<br /> THAN THE SPECIFIED ELEVA�'ION. (FEIVCE, LIGHT POLES,TREES, ETC.). MEASURES AFTER SITE IS STABILIZED. SILT FEfVCE THE PROTECTING ;�,��,�`i�� '�'��#,��-'�,�+��,
<br /> 9. PREPARE TEMPORARY PARKING AND STORAGE AREA. NORTHERN 51DE OF BIORETENTION CELL#05 SHALL REMAIN IN PLACE r�",x��,`*'' "` �`�"�`
<br /> O10 INSTALL ROCK CHECK �AM PER DETAIL. 4 10. CONSTRUCT TEMPaRARY INIFILTRATiON POND AND PUMP/CONVEYANCE UNTIL GRASS IS ESTABLISHED IN ITS TRIBUTARY AREA TO THE NORTH. ,-� '�c�,��° �, ` � •
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<br /> 11 PRO�I'E�CT NORTH �Nn OF BIORE7EN710N CELL WITH SILT FENCE CONSTRUCT THESE FACILITIES. '
<br /> UNTIL PERMANENT VEGETATION 15 ESTABLISHE� IN 7RIBUTARY N07E: C�td`f�tACTOR MAY SU�M11 ALl'�RNATE DESiG1U TH�T II�CLUDES , _ I � �*
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