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<br /> T. e e , NOTES HYDROSEEDING NOTES TACOMA • SEATTLE • SPOKANE ° TRI-CITIES
<br /> 1, APPROVAL OF THIS EROSION/SEDIMENTATION CONTROL (ESC) 1. HYDROSEEDING SHALL BE APPLIED IN ACCORDANCE WITH THE "T.E,S.C. NOTES" ON THIS 2215 North 30th Street, Suite 300 Tacoma,WA 98403
<br /> PLAN DOES NOT CONSTITUTE AN APPROVAL OFPERMANENT SHEET, x 253.383.2422 TEL 253.383.2572 FAX www.ahbl.corri WEB
<br /> ROAD OR DRAINAGE DESIGN (E.G. SIZE AND LOCATION OF ROADS, I
<br /> PIPES, RESTRICTORS, CHANNELS, RETENTION FACILITIES, 2. HYDROSEEDING TO BE THE FOLLOWING MIXTURE: x Project Title:
<br /> UTILITIES). j
<br /> 2. THE IMPLEMENTATION OF THESE ESC PLANS AND THE COMMON NAME s % % %
<br /> CONSTRUCTION, MAINTENANCE, REPLACEMENT, AND UPGRADING BY WEIGHT PURITY GERMINATION EVERETT
<br /> r OF THESE ESC FACILITIES IS THE RESPONSIBILITY OF THE REDTOP (Agostis alba) 10 92 90 a
<br /> APPLICANT/CONTRACTOR UNTIL ALL CONSTRUCTION IS ANNUAL RYE (Lolium multiforum) 45 98 90 Ia: 7—ELEVEN
<br /> COMPLETED AND APPROVED AND VEGETATION/LANDSCAPING IS CHEWING FESCUE (Festuca rub(Jamestown, s
<br /> Banner, Shodow, or Koket)
<br /> commutate) 45 97 80 cif ;
<br /> ESTABLISHED. >�,
<br /> O z t
<br /> 2' SETTLING DEPTH
<br /> 3. THE BOUNDARIES OF THE CLEARING LIMITS SHOWN ON THIS PLAN Client:
<br /> SHALL BE CLEARLY FLAGGED IN THE FIELD PRIOR TO -
<br /> 3. APPLICATION TO BE 100LBS/ACRE >� � MIN. ,y�(IF NEEDED) �
<br /> CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO —v
<br /> 11— = = • OUTFLOW 'HANNEL HELIX DESIGN
<br /> DISTURBANCE BEYOND THE FLAGGED CLEARING LIMITS SHALL BE 4. 500 LBS/ACRE 10-20-20 FERTILIZER, 1500 LBS/ACRE WOOD FIBER CELLULOSE WITH SOIL BINDER '- - s
<br /> .rePr ,- -- Pr_, ,rL T' IS CONSTRUCTED :
<br /> PERMITTED, THE FLAGGING SHALL BE MAINTAINED BY THE OR TACKING AGENT TO BE APPLIED WITH SEED MIXTURE, , I BY EXCAVATION OUP
<br /> APPLICANT/CONTRACTOR FOR THE DURATION OF �"
<br /> CONSTRUCTION. _ _ _ �_ __ i '
<br /> 5. SEED BEDS PLANTED BETWEEN MAY 1 AND AUGUST 31 WILL REQUIRE IRRIGATION AND OTHER r =< 9 I i u "°' = °'I ,i 'A`-# t 6021 12TH STREET EAST, SUITE 200
<br /> MAINTENANCE AS NECESSARY TO FOSTER AND PROTECT THE ROOT STRUCTURE. -r l -7_1 r l'�-II' ' ' 4„_ r' t. TACOMA, WA 98424
<br /> 1 4 3 1 OF QUARRY A
<br /> 4. THE ESC FACILITIES SHOWN ON THIS PLAN MUST BE — FILTER FABRIC,+
<br /> WASHED ROCK SPALLS
<br /> CONSTRUCTED IN CONJUNCTION WITH ALL CLEARING AND 6. FOR SEED BEDS PLANTED BETWEEN OCTOBER 31 AND APRIL 30,ARMORING OF THE SEED BED FENCING ivIARIFI j BRUCE MCKEAN
<br /> GRADING ACTIVITIES, AND IN SUCH A MANNER AS TO ENSURE WILL BE NECESSARY. (E.G., GEOTEXTILES, JUTE MAT, CLEAR PLASTIC COVERING.) 0.5' - 1_5' SEDIMENT 14ONS OR EQUAL
<br /> THAT SEDIMENT AND SEDIMENT LADEN WATER DO NOT ENTER STORAGE (MIN.) I
<br /> THE DRAINAGE SYSTEM, ROADWAYS, OR VIOLATE APPLICABLE 7. BEFORE SEEDING, INSTALL NEEDED SURFACE RUNOFF CONTROL MEASURES SUCH AS SOIL TYPE DEPENDANT Project No.
<br /> WATER QUALITY STANDARDS. GRADIENT TERRACES, INTERCEPTOR DIKES, SWALES, LEVEL SPREADERS AND SEDIMENT CROSS SECTION
<br /> BASINS. 2180309.10
<br /> 5. THE ESC FACILITIES SHOWN ON THIS PLAN ARE THE MINIMUM
<br /> REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS. DURING 8. THE SEEDBED SHALL BE FIRM WITH A FAIRLY FINE SURFACE, FOLLOWING SURFACE Issue Set & Date:
<br /> THE CONSTRUCTION PERIOD, THESE ESC FACILITIES SHALL BE ROUGHENING. PERFORM ALL OPERATIONS ACROSS OR AT RIGHT ANGLES TO THE SLOPE. CA: SEDIMEt4IT TRAP
<br /> UPGRADED AS NEEDED FOR UNEXPECTED STORM EVENTS AND I NOT TO SCALE
<br /> TO ENSURE THAT SEDIMENT AND SEDIMENT-LADEN WATER DO 9. FERTILIZERS ARE TO BE USED ACCORDING TO SUPPLIERS RECOMMENDATIONS. AMOUNTS EARLY
<br /> NOT LEAVE THE SITE. USED SHOULD BE MINIMIZED, ESPECIALLY ADJACENT TO WATER BODIES AND WETLANDS.
<br /> , CLEAR AND GRADE
<br /> 6. THE ESC FACILITIES SHALL BE INSPECTED ROUTINELY AND 10, SEED SHALL NOT BE USED IN AREAS SUBJECT TO WEAR BY CONSTRUCTION TRAFFIC,
<br /> MAINTAINED BY THE APPLICANT/CONTRACTOR TO ENSURE THEIR
<br /> CONTINUED FUNCTIONING, ESPECIALLY AFTER STORM EVENTS,
<br /> 3/25/2019
<br /> 7. THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED
<br /> AND MAINTAINED A MINIMUM OF ONCE A MONTH OR WITHIN THE
<br /> 48 HOURS FOLLOWING A MAJOR STORM EVENT.
<br /> ____________ __, -- __ w. y. _______.__,__ _--__ __ "- ` E W 7T
<br /> 8. AT NO TIME SHALL MORE THAN ONE FOOT OF SEDIMENT BE NOTES �" or wasp f
<br /> I ATTACH IN A MANNER ',
<br /> ALLOWED TO ACCUMULATE WITHIN A TRAPPED CATCH BASIN. ALL POST SE! WSDOrJTANDARD s ,; ' , �� .„.
<br /> ASSURES FABRIC ISFIRMLY .. SPECIFICATIONS B-01.3(9),A 1, INSTALL THE ENDS OF THE SILT FENCE TO POINT c,F 12 /'
<br /> ' CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED I SLIGHTLY I PSIc P TPREVENT I SEDIMENT FROM `°•! fi
<br /> HELD BY THE BACKUPr;:c"-t, _ r
<br /> v •'''� FLOWING AROUND THE ENDS OF THE FENCE. , r a,..
<br /> PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SUPPORT WAY THAT r /� F J.-
<br /> SEDIMENT LADEN WATER INTO THE DOWNSTREAM SYSTEM. REDUCES THE POTENTIAL ';- ,,. . k r'-
<br /> FUR FABRIC TEARING _ z. PERFORM MAINTENANCE INACCORDANCEWITH 44:;„0
<br /> ��Y��a Y
<br /> FASTEN GEOTEXTILE TO WSDOT STANDARD SPECIFICATIONS R-01.3(3)A I a •b 4, "'
<br /> ','.
<br /> 9. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT .�� ��� POST EVERY 6'IN O,C. AND a'0?.3(''-5)' -I, �•�°�,, �'�is8�R�� i���=z
<br /> x
<br /> THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE BACKUP SUPPORT w'-------, , * ., SPLICES SHALL NEVER ICE PLACED IN LOW SPOTS /ONAL E . .,,,.
<br /> DURATION OF THE PROJECT.ADDITIONAL MEASURES MAY BE ( 4/` �_ OR SUMP LOCATIONS,IF SPLICES ARE LOCATED IN 0 '' -'; -'"_ ""'
<br /> REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN I w ,t4 LOW OR SUMP AREAS,THE FENCE ISIAY NEED TO i 03/22/20/9
<br /> BACKFILLED& I v SELF-LOCKING TIE NY LI NE BE REINSTALLED UNLESS OTHERWISE APPROVED,
<br /> FOR THE DURATION OF THE PROJECT. I COMPACTED ,11 � h,+ _! - I a
<br /> i a r � ,c / 6f C(MIN GRADE) 4 NOTICE
<br /> NATIVE SOIL— GEt7T E fiTII E r' r 1201t MIN TENSILE STRENGTH, 4, INSTALL SILT FE{;ICING PARALLEL TO MAPPED m AST€AnaN THs BMW SHALL a�Y nATE THE
<br /> 10, TF-IE CONTRACTOR SHALL PROVIDE PERIODIC STREET CLEANING q UV STABILIZED CONTOURLINES. 4 3 PRCFES A! sD AND RODAT,FROMREEROF
<br /> ' .,� �` i Tl;�s DOCUMENT nos NOT nERQGATE FROM RESERVED
<br /> TO REMOVE DEBRIS AND SEDIMENT TRACKED OFF THE SITE. Row -�- - ,<'�? i , ` UMW FONTSIN IT.Tresnncu rarIsFORUSE
<br /> 4 � S. DURING EXCAVATION,MINIMIZE DISTURBING ( ONLY FOR THE PR CT InENTIFlED IN THE TIRE BLOCK
<br /> ��� > 4�� �' THE GROUND AROUND TRENCH AS MUCH AS IS AND IS NOT To BR USED FOR REPAIR,MODEL OR
<br /> 3T,>
<br /> ., tFOLLOWING ADDITION To THAT PROJECT OR FOR ANY OTHER PROJECT.
<br /> .% , FEASIBLE,AND SMOOTH SURFACE
<br /> 11. APPROPRIATE MEASURES SHALL BE TAKEN TO STOP SEDIMENT �.h � �,� �, ;`,"'."_� -�-
<br /> } ,1'; a..x EXCAVATION TO AVOID CONCENTRATING FLOWS,
<br /> FROM ENTERING SURFACE WATER BODIES IF THE PROPOSED , ,.' '
<br /> i _ �." � .� -w COMPACTION MUST BE ADEQUATE TO PREVENT ;
<br /> BURY GEOTEXTILE 4'; R — UNDERCUTTING FLOWS_ I
<br /> BMPS FAIL. p ) }
<br /> IN TRENCH ._ =,.r`
<br /> I BACKUP SUPPORT
<br /> 12. BARE AND/OR DISTURBED SOILS SHALL REMAIN UNCOVERED + I (T'IPIC L} I
<br /> II a GEOTEXTILE FOR SILT FENCE ', 4 f r3
<br /> AND/OR UNSTABILIZED FOR NO MORE THAN 2 DAYS FROM SEE STANDARD SPECIFICATION t f°, STEEL AL Al
<br /> I
<br /> 1 "r`t Z. \ cc (TYPICAL)_-�,-_+.__,_ 'l
<br /> i SECTION B-33.2(1),TABLE 6_� -
<br /> OCTOBER 1 THROUGH APRIL 30, AND FOR NO MORE THAN 7 DAYS ' '
<br /> FROM MAY 1 THROUGH SEPTEMBER 30. 11j - # `
<br /> ` )1 ' :
<br /> ce. \ r # > t I
<br /> ;', . lit
<br /> TYPICAL INSTALLATION DETAIL � 1 : t ' �c. FABRIC ' I'�,.
<br /> r' / (CaEC}TEXTILE) r I `l"° !t -=' i-;11 I r, WE-RP'
<br /> ', ` TYPICAL S '�` t31 ,�Nr, tr`� >":€ :�1t, 1 ';
<br /> # (TYPICAL)` -.,i- f, . --. ra s - r -t'1t. ' w1__ ,� ,,= ~ ill 1 q
<br /> INSTAL!BACKUP SUPPORT FOR „F I � ,. § s --,-- i, .. ! s 1 >rr:_al - t"`<
<br /> THE GEt I-EXTILE SEE STANDARD s �! if i:.W , t
<br /> ,� r r E i i.a:l I I__....r 1 " r air4 ';r - 1
<br /> SPECIFICATION SECTION 8.O1,3(9)A- �" ,,,,\ { ' 00 i .- i'V T.
<br /> 4 t'i f -' rt,a r ( `1 I P ;..... I s..:'' r ( (3- jam ..�"'00-7
<br /> , I \ r y t 1 -rl f I;; {t IT-Ti I .,i !. ', toCC } l= !
<br /> 0.
<br /> [ yfF, ___. ;i. ,."�'i # wzW=.!7R.._ i Nt Y" R �,�n.r-Or C.+r<; ."rri,3i! ,dw7?�_'.c 5.�,*+,
<br /> �'''P' SPLICED FENCE SECTIONS SHALL BE CLOSE ENOUGH'TOGETHER ;;i-,0-,{ `�_. a ...il.,,-,'i 1J, "r ( ior_0', _,A4�� ;_0(",, ,!-�,F,jf'::' - L -�' - ,,,,
<br /> IF)r� ESCAPING THROUGH DEPTH I i � v: a =F a '� a_ ,_I!r 1. 1
<br /> T O PREVENT'SILT LADEN WATER FROM ESCAPING THROUGH THE - 1" I —_I.E�_ s 1—:I -0 0 r t�,Can_, 0 y„� ;,!!�°•y ,-- 4101-ai-016 ,�)�-- r 3r "�
<br /> r' C 1I{—' ." ,F-Isn {,.:: f " r � 4 .. , -�t-.r_:rp " `IA '' 'It.,
<br /> THE FT 7r;
<br /> }} ' FENCE SE AT E OVERLAP.P. I ;.:"1I IA-`.i? ;, , ,,=-j >_y�..n II- 11)" '`.Grf 7-, T"__�t
<br /> DETAIL
<br /> y pp �--.,..‹.--Ti{.-_k 1 I i .' 1'-i7.' �`° 3._>3`, I) .._ ,-, .(art x,R ,, ."-x{_,d ' ,
<br /> { .-' SPLICE E Ixh`1I 6. ..---' -,.,-'-_ �s.„ _j- _ i:4_r-" .`x s Sr, = '�- [€1= -4-,k 1 1-- -• it =� j,4-'- si(r. <�7'-,it' ,
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<br /> _ w5C1fT STD PLAN 130t10 I72 ACCEPTABLE SUBSTITUTE v� Y " I 1 I _._ I (_ _ I`_' I)1041 I __._r 1 - i
<br /> �,, TYPICAL I--f«.I s w .;3, I ; , ,I EXCEPTSTEEtP13STREUli2ED r Ij�� I [{_k l lo��>` = Revisions:
<br /> WITH BACKUP SUPPORT I� i s ; l
<br /> — 1 � ISOMETRIC � I WASH r �r ._. I '�!'== k; I �:�u ;z I i
<br /> __ ie
<br /> , I# � f . r` PUBLIC WORKS DEPARTMENT V OF :( { .1- i:,QUARRY'WALLS11
<br /> �w_ I r
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<br /> \, �' a`taii:Ass l ki5g[;' Rtfi-^,1 ra��. I;;IE=;.! I'",«":r,-„ 3 71 cc:,:,
<br /> O1JI7/2O1r
<br /> TEMPORARY SILT FENCE 214 SEDIMENT STORAGE
<br /> t
<br /> i'\ SILT FENCE (---17 SEDIMENT TRAP OUTLET
<br /> '
<br /> NOT TO SCALE NOT TO SCALE
<br /> Designed by: Drawn by: Checked by:
<br /> A: TDW/BEB TDW/TDS JMW
<br /> eµ Sheet No.
<br /> Know what's � . ."_ " ® v=:"r r.
<br /> D before you dig. t5 of 5 Sheets
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<br /> DATE: March 19, 2019 FILENAME: Q:\201812180309\10_CIV\CAD\_CLEAR AND GRADE\2180309_SH-DETL .dwg R 0 ET FOR PERMIT
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