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s EROSION CONTROL NOTES PORTION OF THE SW '/,4/� iOF SEC X11, TWIN. 23 N., ;;RNG. 5 E., W.M.
o n M 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A KING COUNTY, WASHINGTON _
E PRE- CONSTRUCTION MEETING MUST BE HELD WITH THE CITY OF -
- A RENTON DEVELOPMENT SERVICES DIVISION, PLAN REVIEW PROJECT -
MANAGER
2. ALL LIMITS OF CLEARING AND AREAS OF VEGETATION PRESERVATION �OpO qS k
AS PRESCRIBED ON THE PLAN -SHALL BE CLEARLY FLAGGED IN THE
FIELD AND OBSERVED DURING CONSTRUCTION. _
ALL REQUIRED SEDIMENTATION /EROSION - CONTROL FACILITIES O
O
MUST BE CONSTRUCTED AND IN OPERATION PRIOR TO LAND CLEARING I \ �. Op I I i I I •, MiN
AND /OR OTHER CONSTRUCTION TO INSURE THAT SEDIMENT LADEN cp. r O
(n Z WATER DOES NOT ENTER THE NATURAL DRAINAGE SYSTEM. ALL
EROSION AND SEDIMENT FACILITIES SHALL BE MAINTAINED IN A \ ,Y INV =519.8 12 "CONC _
m w SATISFACTORILY CONDITION UNTIL SUCH TIME THAT CLEARING + I I i,- 1� I
AND /OR "CONSTRUCTION 1S COMPLETED AND POTENTIAL FOR ONSITE -
I- EROSION HAS PASSED. THE IMPLEMENTATION, MAINTENANCE. T _
°- X Z REPLACEMENT AND ADDITIONS TO EROSION /SEDIMENTATION CONTROL E+ \ °
SYSTEMS SHALL BE THE RESPONSIBILITY OF THE PERMITTEE. INV= 519.5(IOADS) I I I ;GRAVEL
w 4. THE EROSION AND SEDIMENTATION CONTROL SYSTEMS DEPICTED ON O r. I:.:. �_ IL
THIS DRAWING ARE INTENDED TO BE MINIMUM REQUIREMENTS TO MEET I I FI I =
ry
ANTICIPATED SITE .CONDITIONS 13¢.06' R 25' MIN. AS CONSTRUCTION PROGRESSES AND \
UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE PERMITTEE I i L
w> J SHALL ANTICIPATE. THAT MORE EROSION AND SEDIMENTATION CONTROL 0 5 10 20 30 I I'I sl - 12° MIN
? - m FACILITIES WILL BE. NECESSARY TO INSURE COMPLETE SILTATION 1
ILI..I Q CONTROL ON. THE PROPOSED SITE, DURING. THE COURSE OF ¢I Z 4 " -8" QUARRY SPACES
CONSTRUCTION, IT SHALL BE THE OBLIGATION AND RESPONSIBILITY SCALE 1" = 30' Ic
U) = OF THE PERMITTEE TO ADDRESS ANY NEW CONDITIONS THAT MAY BE O I »I °I x ° I PROVIDE FULL WIDTH
LJ..I NEEDED TO PROTECT ADJACENT PROPERTIES AND WATER QUALITY OF O O I �I< a o OF INGRESS /EGRESS AREA
(n THE RECEIVING DRAINAGE SYSTEM. LOT 20 O I ' II wig I® INV =519.3 12 °CONC
Y 5. APPROVAL OF THIS PLAN IS FOR EROSION /SEDIMENTATION 00 + O I I ' , ,� T +„
G c CONTROL ONLY. IT DOES NOT CONSTITUTE AN APPROVAL OF STORM T.L. 9353301120 - I T " ROCKED CONSTRUCTION ENTRANCE
DRAINAGE DESIGN, SIZE. NOR .LOCATION OF PIPES, RESTRICTORS, ) - I I I ` I ., .... _
CHANNELS OR RETENTION FACILITIES. N.T.S.
U 6. DURING THE TIME PERIOD OF NOVEMBER 1 THROUGH MARCH 31, II �.
C6 ALL PROJECTS DISTURBED SOIL AREAS GREATER THAN 5,000 SQUARE -- 1
n r
FEET THAT ARE TO BE LEFT UNWORKED FOR MORE THAN TWELVE (12) I I.: GAVEL
m LLJ HOURS SHALL BE COVERED BY MULCH, SODDING OR PLASTIC 134.06' II` � I _f I - - 6' MIN.
rc W - COVERING. `
:.a O F- 7. IN ANY AREA WHICH HAS BEEN STRIPPED OF VEGETATION AND - -- rl-
WHERE NO FURTHER WORK IS ANTICIPATED FOR A PERIOD OF 30 DAYS €.. MIN. -DEPTI1
OR MORE, ALL DISTURBED AREAS MUST BE IMMEDIATELY STABILIZED - PE' ` -' OVERFLOW .SPILLWAY
' INV 578.512 "CONC I
WITH MULCHING, GRASS PLANTING OR OTHER APPROVED EROSION ` -' - .r. -I'. I 1 I •`�Yjf�i�',`�G,�C Z� /1✓` .����`�y /�.�`Y
CONTROL TREATMENT APPLICABLE TO THE TIME OF YEAR IN EX. 2" GAS GRAVEL o O
m QUESTON..GRASS SEEDINGALONE WILL BE ACCEPTABLE ONLY DURING m �i; LINE 6 WEST OF O I 1/'` MIN. 1' DEPTH
"• THE MONTHS OF. APRIL THROUGH SEPTEMBER INCLUSIVE. SEEDING MAY I EDGE: OF PAVING _r I NATIVE SOIL OR:.. �y/`~` 2 " -4 ":ROCK
PROCEED; HOWEVER, WHENEVER IT IS IN THE INTEREST OF THE , I O - N I ® COMPACTED
PERMITTEE,. BUT WITH MULCHING, . NETTING - O _ O �I I BACKFILL 'fy ' MIN. 1' DEPTH
z
W
wr .. . .:
M z ° OTHER TREATMENT APPROVED BY THE CITY OF RENTON, OUTSIDE THE
O
01 , 7. m o° SPECIFIED TIME PERIOD. (_) O tb - O _ + , GEOTCXTILE WASHED'GRAVEL
' z' -'- �-� $. 6. FOR. ALL EROSION' SEDIMENTATION CONTROL PONDS WHERE THE : O -� I I.'. "' -' -' " -•' " " - "" ' "
n DEAD STORAGE:. DEPTH EXCEEDS 6- INCHES A FENCE, A MINIMUM OF 3 m U_ ,. .. ..
;r; .�F, ' > S FEET HIGH ISREQUIRED WITH 3:1 SIDE SLOPES. : (i� r
... ¢
€� c° 41 z.d
9. A TEMPORARY GRAVEL CONSTRUCTION ENTRANCE 24' X 50' X 8"
x ;: IQ € GRAVEL ''+ TEMPORARY SEDIMENT TRAP OUTLET
• ' - -' o.=: OF 4 " -6" QUARRY SPALL S: SHALL BE .LOCATED AT ALL POINTS OF - I (i o .e. 3
"E 01..'0 VEHICULAR INGRESS AND EGRESS TO THE CONSTRUCTION SITE. a N.T.S.
9A. ALL WATER MAINS AND SERVICES SHALL BE PRESSURE TESTED TO 134.016'
Vie. A MINIMUM OF 200'PSI OR 150:PSI OVER OPERATING PRESSURE IN - -' '" �' I: £
•;0,w M g. I �m y- __ 4• 1' MIN. OVERFLOW
w ° ACCORDANCE WITH: THE: SPECIFICATIONS OF THE CITY OF RENTON AND I m - �C". -
;.I'u^ rcO.
THE WASHINGTON HEALTH DEPARTMENT. ALL PRESSURE TESTING - i.i� I I MIN.
m H E SHINGTO STATE HE L DE L0 4 YCLONE FENl,<`�" DEPTH
- - w I I
p� SHALL BE DONE THEPRESENCE OF A REPRESENTATIVE OF THE _. , 'jf W�z ,.,
: - ;. n m CITY OF RENTON. + r: __ V= 17.7 12 "CONC F:. I� -
4` °i z 9B. ALL WATER MAINS AND SERVICES SHALL BE DISINFECTED BY THE I IN 5 ( ) (n, < I I 3
INJECTION OF A 50 PPM MINIMUM CONCENTRATION CHLORINE WATER O. --- a 2' SETTING DEPTH
m
E q
-11g SOLUTION..DRY CALCIUM SHALL NOT BE PLACED .IN - -' R O s I p. "- �. 1 SWALE
THE PIPE AS LAID. CHLORINE. SHALL BE .METERED /INJECTED _r_ I + II
x I 1.5 SEDIMENT STORAGE // / / +// ,.�i,�n•�.
8 ACCORDANCE WITH SECTION 7- 11.3(12)E OR 7- 11:3(12)F OF THE -+- w � 1 8 O I;QI� •j : \�� MIN.
r r m STANDARD. SPECIFICATIONS REFERENCED IN 1 ABOVE. _ O _ LOT I v O a ;�/ •, , / / /,.. //. /,/ �// /, i DEPTH
,�. 10. A PRECONSTRUCTION CONFERENCE IS REQUIRED, PRIOR TO ANY co -. - .:0 I ggI la I � -' �. ++ 3/4. -1 1/Y WASHED GRAVEL
CONSTRUCTION.
.A MINIMUM OF 10 10 WORKING .DAYS NOTICE IS `� I - h'i I¢ / I- ,•," `• .;
U) , IIj
( ) PR CON A _ I ;, ', -. NOTE: MAY CONSTRUCTED 1' DEPTH
�;; ,. ., Y ✓ g� REQUIRED FOR SCHEDULING, PRIOR TO SCHEDULING THE E m I 1 1 00 I..
PERMIT INFORMATION SHEET MUST BE SUPPLIED. TO THE - UTILITY __ T.L. 935330. - :BY EXCAVATION OR BY BUILDING
2"-4" ROCK
O I �I
4- ENGINEERS OFFICE TWENTY FOUR HOUR NOTICE WILL BE REQUIRED � : A BERM.
PRIOR TO STARTING NEW CONSTRUCTION. 0 1 I m a AVEL J
j 11. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO SECURE Lill I I I �I..I _a_ TEMPORARY SEDIMENT :TRAP
ALL NECESSARY PERMITS PRIOR TO STARTING. CONSTRUCTION. J
Y' 12. INSTALLATION OF CORPORATE STOPS, WATER :SERVICES, LINES `+ CATCH BASIN I I / I... �Q� I N.T.S.
AND METERS SHALL NOT BE DONE UNTIL ALL SERVICE - AGREEMENTS, TOP =520.9 21''m" D21' I 25' _ CYC ONE FENCE
METER APPLICATIONS, CONSTRUCTION PERMITS, AND .PAYMENT OF r` INV = 517.6(12 "ADS.W) I : I 134.06' I V I
FEES HAVE BEEN MADE' TO THE CITY OF. RENTON. - -' _- GRAVEL
j 13. ALL CONNECTION TO EXISTING MAINS TO : BE ACCOMPLISHED BY A CATCH BASIN �. I �' I �I
II al 2 "X4" WOOD POST,
REPRESENTATIVE OF THE CITY OF RENTON. IT SHALL S THE TOP =520.9 o _
Y CONTRACTORS RESPONSIBILITY. TO NOTIFY THE CITY INSPEr_.TnR 24 `�'. INV= 517:3(12 "ADS E) w. I , al :. r . STEEL FENCE: POSTS,
o I HOURS IN ADVANCE OF BACK LUNG ALL CONSTRUCTION. THE INV =517.2(121AD5 N).- I Q. TEMPORARY I I al.F gg REBAR, OR EQUIVALENT
¢$$ d
CONTRACTOR AS WELL AS THE ENGINEERS SHALL KEEP AS -BUILT DRAINAGE MANHOLE I Q p LOT � 7 SEDIMENT I
DRAWINGS. 'TRAP ol� ( _ 2 °X2 "x14 GA:. WIRE D.5''
15. CONTRACTOR TO PROVIDE PLUGS AND TEMPORARY BLOWOFF RIM =521:8. - :.� zo O Z (T - 00 I I a - m ' OR EQUIVALENT, IF
ASSEMBLIES FOR TESTING AND PURITY ACCEPTANCE PRIOR TO FINAL INV= 515.2(24 "ADS SE) I : O T.L. 9353301 O.9 OTEMPORARY I wl STANDARD STRENGTH
TIE -IN. : INV= 515:2(24"ADS SW).. w. 00. 12° CULVERT O S I ) \ -
INV= 515:2(15 "ADS N) FABRIC USED
16 ALL JOINT RESTRAINT SYSTEMS (SHACKLE RODS, NUTS, BOLTS, ° c PROTECT STORM TREES TO
ROCKED I E,ml z INV= 517.312 "GONG "'
ETC.) SHALL BE AS MANUFACTURED BY THE STAR MANUFACTURING u I SYSTEM IN�,S� BE REMOVED.:..CONSIRUCTION �'
COMPANY OF COLUMBUS OHIO OR EQUAL APPROVED IN WRITING BY TE NV= 517.4(12 ADS:S) u ;:PIPE FROM .ENTRANCE I I I- I `< =..'i i"
WATER Y OF COLUMBUS NV= 516.7(18 DI W) u � ° w + •+ „ �r ,+ r ^' •' FILTER FABRIC
,. r... +.... 6. ' _ h ° ,a. :'SEDIMENT STABILIZE &: HYDROSEED. to 1s'c I I : �. Z, .�_. : 2.0'
17. ASPHALT AND CONCRETE STREET PAVING -SHALL BE:S.,,,CU -,0 .,- - - -- - n - TEMPORARY RBED AREA
B 1 °
ATCH BASIN -.:.j ..SILT n
,a MINIMUM DEPTH OF TWO INCHES. OIL MAT STREETS, MAY BE SPADE y,. SEDIMENT ,::IN TYR'r"b s'c! I _ >
T=.2 (FENCE u /.,, TRAP �',¢.� ,? °�_: I �• v .INV= 517.012 "CONC
a CUT. ALL SURFACE CONCRETE, PAVEMENT, SIDEWALKS, CURB,. 6d so- ¢
¢ w y s GUTTERS AND DRIVEWAY APPROACHES SHALL BE SAWCUT TO A MINIMUM .5(12"ADS:N) u 3 °- DEPTH OF TWO INCHES OR REMOVED TO AN EXISTING EXPANSION :. C51.5(72 MDSE) TDP. =521.5 pIp
S. A TEMPORARY COLD MIX ASPHALT PATCH SHALL BE PLACED ON INV = 518.42 p X ) -- �' "'- �• » I N rt' O
m THE DAY ON INITIAL EXCAVATION. WITH A PERMANENT, SEALED PATCH (12 "ADS W) II ) _ I MINIMUM 4x4 TRENCH
N.E. 6TH S
TO BE OR SUB RA CITY. OF RENTON POLICY, WITHIN TEN DAYS. i� N to c : W W w W W -- BACKFILL TRENCH
> CALL FOR. SUBGRADE PRIOR TO PLACEMENT OF FINAL PATCH. 'SILT )� %' tat6•A e o N t
L S.E. 124TH ST /
0_ o _ �- -- / 6'A -w NATIVE SOIL
� F a °a TRENCHES WILL NOT BE LEFT OPEN OVER NIGHT WITHOUT PRIOR EX. 10" SS raz ;`?? e_ , 1 - - m - 32 -1.5" WASHED `GRAVEL •11932.>
WRITTEN APPROVAL OF THE INSPECTOR. - ss ----•- s,�.- X.B" S -- - • - �' - z•,.T_ -r; 12 "I1
19. FOR CITY PROJECTS SUCH AS TELEMETRY CONDUIT, THE PVC , 4, ! 6A -
1O :w m USED SHALL BE SCHEDULE 40 IN UNIMPROVED AREAS AND SCHEDULE �' s °° so- -s `Pr°- -` u '•` •,e•n A_
80 .UNDER - IMPROVED AREAS, ALL CHEMICAL PROCESS LINES SHALL BE SI- s-- so- s6- -"so -- I. ti.-. 6c. GFENCB'�tz'c �F
\ SCHEDULE BO PVC PIPE. 11/80/06
FOUND RASS PIN
c ,FOUND TACK /WASHER IN CONCRETE II vi :ern t ss s / IN CONCRETE
t1 6'WOOD "FENCE _ / I ATCH BASIN
w w ZT y(12 -CONC m I I SILT FENCE DETAIL RECOMMENDED
I °c o °c m j `�- I `(15 CONC� ;::(12 °GONG i I i rOP =sns H.rs.' FOR APPROVAL
IZJ ° ZO INV 57 4 .=° GRA L I °° INV - 574.6(12 "GONG S)
INV =515.6 INV 5141 15 CONC
o (18 °ADS) (4-PVC) TOP-518.4 CONCRETE m I°�� I m
0 µ+
v N m RESTORE DITCH 0 NOTE. INV = 514.1(15 "CONC E) II I "'
A
CHANNEL WITH o I ANY WATER PUMPED FROM INV= 514.1(15 "CONC W) 3 ••••, �.Z
i > > 1' THICKNESS INV= 514.0(12 -CONC N - 1-'' ,
w CATCH BASIN
Z w w y DRAINAGE' DITCH SHALL BE ) I I I ° I TOP -517.7 .. .. By
In w 4 " -8' RIP RAP DISCHARGED TO TEMPORARY INV= 514.0(12 -CONC S) q I I i
z. INV= 514.8(12 "CONC N)
SEDIMENT TRAP I m I INV= 514.8(12 "CONC S) CHECKED FOR COMPLIANCE
U a N N �= I,! TO CITY STANDARDS
DAs_
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zc V) m N I I, I _ DATE
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Call NOTE:.
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w EXISTING UTILITY LOCATIONS SHOWN HEREON ARE APPROXIMATE ONLY.
0 bAfO�e,' yOV IT SHALL :BE THE CONTRACTOR'S RESPONSD3IUTY� TO DETERMINE THE -
o GROUND U11U71E5 PRIOR TO COMMENCING CONSTRUCTION. NO
C EXACT VERTICAL AND HORIZONTAL LOCATION OF ALL EXISTING UNDER -
m
1 -SOO- 424 -S5S5 REPRESENTATION IS MADE THAT ALL EXISTING UTILITIES ARE SHOWN
-o. m
i
> UNDERGROUND SERVICE (USA) -' HEREON. '7HE ENGINEER ASSUMES NORESPONSIBIUTY FOR .UTILITIES
a - : AVOID CUTTING UNDERGROUND NOT SHOWN OR UTILITIES NOT SHOWN IN THEIR PROPER LOCATION.
m. a -
UTILITY ONES. ITS COSTLY CALL BEFORE' YOU DIG: 1- 800 -424 -5555.
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�Oh 332�D3 SCANN,EO OCT 2 7 2006
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