HomeMy WebLinkAboutR-423823A PORTION OF THE NW 1/4 OF SECTION 8, TOWNSHIP 23N, RANGE 5E, W.M.
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W I DocuSign Ernalopa ID:6EECF5B6-6U2A-4E4A-8436-A317AA638878
1' 0" MIN QUARRY SPALLS I
(V EXISTING I
GROUND 4" MIN ATB SMAX.
DRAINAGE GRATE
TRIM
V ;A DrIpliru GRATE FRAME _
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OVERFLOW BYPASS
0 ROW
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W 50' M I N I I I JOINTS IN FILTER FABRIC SHALL BE SPLICED AT BELOW INLET DRAT£ DEVICE
F_ QUARRY SPALLS 50' MIN ATB I r POSTS. USE STAPLES, WIRE RINGS, OR
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I EQUIVALENT TO ATTACH FABRIC TO POSTS s='
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OD �ao� ooDODoOo° I EQUIVALENT,
AGAUGE WIRE, OR FILTERED
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One SIgI1 Ppr 50 reel _ TRESS�ASSING _ ��- - -/i,/� / - - - - - - - - I % SECTION VIEW
EXISTING DRIVEWAY RAMP OR (minim of2slgns} PRO ECfED I 6'MAx.
10 Ft TFIEES I POST SPACING MAY INCREASED I 4"x4" MIN, TRENCH I I 12"MIN.
z NOTES: SITE ACCESS ROAD
TO 8' IF WIRE BACKININ G IS USED � DRAINAGE GRATE
BACKFILL TRENCH WITH NATIVE SOIL L_j IRECTANGULAR GRATE SHOWN) RETRIEVAL SYSTEM,TYP.}
z_ 1. USE 4" TO 6" QUARRY SPALLS. MATERIAL WITH "FINES" IS NOT ACCEPTABLE. Figure TREE PROTECTION FENCE DETAIL. DRIPLiNE METHOD OR3/4"T01-1/2"WASHED GRAVEL
Q 2. THE 50' MINIMUM LENGTH SHALL BE LENGTHENED AS NECESSARY TO INSURE MATERIAL IS NOT TRACKED 2x4"WOOD POSTS, STEEL FENCE POSTS, OR EQUIVALENT(TYP.) p
INTO THE PUBLIC RIGHT-OF-WAY.
TREE PROTECTION MEASURES DURING CONSTRUCTION
06 3. THE CONTRACTOR IS RESPONSIBLE FOR THE CONDITION OF THE CURB AND GUTTER.
A. CONSTRUCTION STORAGE PROHIBITED: THE APPLICANT MAY NOT FILL, EXCAVATE, STACK OR STORE ANY OVERFLOW BYPASS(TYP)
CI) NTS EQUIPMENT, DISPOSE OF ANY MATERIALS, SUPPLIES OR FLUIDS, OPERATE ANY EQUIPMENT, INSTALL
I BELOW INLET GRATE DEVICE
Temporary Construction Entrance IMPERVIOUS SURFACES, OR COMPACT THE EARTH IN ANY WAY WITHIN THE AREA DEFINED BY THE DRIP
W LINE OF ANY TREE TO BE RETAINED. NOTES:
1-
1. CONDITIONS OF USE
IsoMETitIc VIEW
8" - 10" DIA
(`(Pl B. FENCED PROTECTION AREA REQUIRED: PRIOR TO DEVELOPMENT ACTIVITIES, THE APPLICANT SHALL 1.1SILT FENCE MAY BE USED DOWNSLOPE OF ALL DISTURBED AREAS.
Q ERECT AND MAINTAIN SIX-FOOT 6' 1.2•. SILTFENCEISNOT INTENDED TOTREAT CONCENTRATED FLOWS, NOR ISITINTENDED TOTREAT SUBSTANTIAL AMOUNTS OFOVERLAND FLOW, ANY CONCENTRATED
( ) HIGH FLOW MUST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TO A SEDIMENT TRAP OR POND. NOTE&
\ DRIP LINES OF ALL RETAINED TREES OR AT A DISTANCE SURROUNDING THE TREE EQUAL TO ONE AND 2. DESIGN AND INSTALLATION SPECIFICATIONS I PROTECTION SHALL BE PROVIDED FOR ALL STORM ARAM INLETS DOWNSLOPE AND WITKO 500 FEET OF A DISTURBED OR
ONE -QUARTER FEET (1-1/4') FOR EVERY ONE INCH (1") OF TRUNK CALIPER, WHICHEVER IS GREATER, OR CONSTRUCTION AREA. UNLESS THE RUNOFF THAT ENTERS THE CATCH BAST N WILL BE CONVEYED TO A SEDIMENT POND OR TRAP \ 2.1. THE GEOTEXTILE USED MUST MEET THE STANDARD LISTED BELLOW. A COPY OF THE MANUFACTURER'S FABRIC SPECIFICATIONS MUST BE AVAILABLE ON SITE.
Ai - - - it nrninn-M - A -nr nrnri-I -A- ni Anr nA- ni I A I I ME ni Anrn rani rrr.inik- 2. INLET PROTECTION SHALL BELSED70PROTECT THE DWJNAGESYSTEM.
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\\ I/ VARIES 3" - 5"
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tALVINIU I flC rCRIIVIC 1 CR VE /A 1 RCC rl'CV 1 r_U I IVIN 1 r\MU 1. rL/Ak r_ k,/A CUJ JEIMLL DC rL/1UCU VIN I-CINUHNU
EVERY FIFTY FEET (50'). SITE ACCESS TO INDIVIDUALLY PROTECTED TREES OR GROUPS OF TREES SHALL
FENCED AND SIGNED. INDIVIDUAL TREES SHALL BE FENCE ON FOUR (4) SIDES. IN ADDITION, THE
APPLICANT SHALL PROVIDE SUPERVISION WHENEVER EQUIPMENT OR TRUCKS ARE MOVING NEAR TREES.
n nnnTCrTlnnl 170n I'MAME /'UANInCO. IC TUC nnAME I rX/CI An Ir% KIIKIr Tn A TnCC Tn DC nonTl-rTE-n IC' Tn
ADS(ASTM D4751)
30-100 SIEVE SIZE(0.60-0.15mm) FOR SILT FILM
50-100SIEVE SIZE(0.30-0.15mm)FOR OTHER FABRICS
3. THE CONTRIaLfriNGDRAINAGE AREA MOST NOT SELARGER YHMONE ACRE.
•. SIZE THE BELOW INLET GRATE DEVICE(E3GDI FOR THE STORMWATER STRUCTURE 1T WILL SERVICE.
5. TIE BEGU 5I ALL HAYEABUILT-IN HEG FFLOW RELIEF SYSFEMIOVERFLOW BYPASS].
9. THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF THE GIGO WITHOUT SPILLING THE COLLECTED MATERIAL
7. PERFORM MAMTEwwCEINACCORDANCE WITH STANDARD SPECIFICAT1pad8.0�.31151.
WATER PERMITTIVITY(ASTM D4491)
0.02 SEC -'MINIMUM
GRAB TENSILE STRENGTH (ASTM Das3z)
100 LBS. MIN. FOR STANDARD STRENGTHF N. FOR EXTRA STRENGTH BRIO
GRAB TENSILE ELONGATION (ASTM D4632)
30% MAX. (WOVEN)
ULTRAVIOLET RESISTANCE (ASTM D4355)
70%MIN.
11. I-Il\J I L1-1 I I\JIN I Il\l Ul-\r%UL "I IP11 4l7L0. II I I IL UIlP1UL LL V LL YIUJ VI I VI I NU I V M I IILL I V UL rllll I L.0 I LU IJ 1 V
8. AHY SEDIMENT 1}J THE CATCH BASIN INSERT SFVLLL BE REMOVED WHEN THE SEDIMENT HAS FILLED ONE-THIRD OF THEAVAILABLE
BE RAISED, THE APPLICANT SHALL CONSTRUCT DRY ROCK WALL WELL AROUND THE TREE. THE 2.2. STANDARD STRENGTH FABRIC REQUIRES WIRE BACKING TO INCREASE THE STRENGTH OF THE FENCE. WIRE BACKING OR CLOSER POST SPACING MAY BE REQUIRED STORAGE THE FILTER MEDIA FOR THE INSERT SHALL BE CLFiNE13 OR REPLACED AT LEAST MONTHLY,
\ \ ?sV FOR EXTRA STRENGTH FABRIC IF FIELD PERFORMANCE WARRANTS A STRONGER FENCE.
LL DIAMETER OF THIS WALL OR WELL MUST BE EQUAL TO THE TREE'S DRIP LINE. 2.3. WHERE THE FENCE IS INSTALLED, THE SLOPE SHALL NOT BE STEEPER THAN 2H:1V UNLLSS OTHERWISE NpTEP, DRAWING R NOT TO W-AM(WrSl
N 2.4. IF A TYPICAL SILT FENCE IS USED, THE STANDARD 4"X4" TRENCH MAY BE REDUCED AS LONG AS THE BOTTOM 8 INCHES OF THE SILT FENCE FABRIC IS WELL BURIED AND
SECURE IN A TRENCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS OR UNDERMINE THE SILT FENCE. STD. PLAN - 216,30
2.5. FILTER FABRIC FENCES SHALL BE INSTALLED ALONG CONTOURS WHENEVER POSSIBLE. PUBLIC WORKSw
D. IMPERVIOUS SURFACES PROHIBITED WITHIN THE DRIP LINE: THE APPLICANT MAY NOT INSTALL 3. MAINTENANCE STANDARDS DEPARTMENT CATCH BASIN INSERT �GI�IZ 9/28/2018 I .45 AE
w IMPERVIOUS SURFACE MATERIAL WITHIN THE AREA DEFINED BY THE DRIP LINE OF ANY TREE TO BE 3.1. ANY DAMAGE SHALL BE REPAIRED IMMEDIATELY.
\ RETAINED. 3.2. IF CONCENTRATED FLOWS ARE EVIDENT UPHILL OF THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND. tiu.wmr�...w� E41TE
Q 3.3. IT IS IMPORTANT TO CHECK THE UPHILL SIDE OF THE FENCE FOR SIGNS OF THE FENCE CLOGGING AND ACTING AS A BARRIER TO FLOW AND THEN CAUSING
CHANNELIZATION OF FLOWS PARALLEL TO THE FENCE. IF THIS OCCURS, REPLACE THE FENCE OR REMOVE THE TRAPPED SEDIMENT.
3.4. SEDIMENT MUST BE REMOVED WHEN SEDIMENT IS 61NCHES HIGH.
z E. RESTRICTIONS ON GRINDING WITHIN THE DRIP LINES OF RETAINED TREES: THE GRADE LEVEL AROUND 3.5. IF THE FILTER FABRIC (GEOTEXTILE) HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE REPLACED.
A IANY TREE TO BE RETAINED MAY NOT BE LOWERED WITHIN THE GREATER OF THE FOLLOWING AREA: (1)
0 THE AREA DEFINED BY THE DRIP LINE OF THE TREE, OR (2) AN AREA AROUND THE TREE EQUAL TO ONE
AND ONE-HALF FEET (1-1/2') IN DIAMETER FOR EACH ONE INCH (1") OF TREE CALIPER. A LARGER TREE
I � PROTECTION ZONE BASED ON TREE SIZE, SPECIES, SOIL, OR OTHER CONDITIONS MAY REQUIRED. uNLFssorHERwISFNOTFD,DRAwINelsNorroscALF(Nrs) NTS
LU � PUBLIC WORKS PRO D. 1DR)
STD. PLAN - 214.00 Catch Basin Insert
F. MULCH LAYER REQUIRED: ALL AREAS WITHIN THE REQUIRED FENCING SHALL BE COVERED COMPLETELY DEPARTMENT SILT FENCE GAZ 9/28/2018
AND EVENLY WITH MINIMUM OF THREE INCHES (3") OF BARK MULCH PRIOR TO INSTALLATION OF THE
PROTECTIVE FENCING. EXCEPTIONS MAY BE APPROVED IF THE MULCH WILL ADVERSELY AFFECT Nbli, W,,k, Admi"ietram DATE
Q NOTES: PROTECTED GROUND COVER PLANTS. TOE IN SHEETING IN 4"x4"
BUILDING PAD
w 1. STRAW WATTLE/ROLL SHALL BE MANUFACTURED FROM RICE STRAW AND WRAPPED IN TUBULAR PLASTIC TRENCH A MINIMUM OF 8' 10' MAX CONVEY RUNOFF TO
G. MONITORING REQUIRED DURING CONSTRUCTION: THE APPLICANT SHALL RETAIN A CERTIFIED ARBORIST NETTING. NETTING SHALL HAVE A STRAND THICKNESS OF 0.03" AND A KNOT THICKNESS OF 0.055 AND A OR LICENSED LANDSCAPE ARCHITECT TO ENSURE TREES ARE PROTECTED FROM DEVE,LOPMENT SETBACK FROM TOP OF APPROVED LOCATION
WEIGHT OF 0.35 OZ PER FOOT AND SHALL BE MADE FROM 85% HDPE, 14% ETHYL VINYL ACETATE AND 1 % ACTIVITIES AND/OR TO PRUNE BRANCHES AND ROOTS, FERTILIZE, AND WATER AS APPROPRIATE FOR ANY SLOPE. BACKFILL WITH
COLOR FOR UV INHIBITION. TREES AND GROUND COVER THAT ARE TO BE RETAINED. WASHED ROCK MIN 4' SETBACK
2. STRAW WATTLE/ROLL INSTALLATION REQUIRED THE PLACEMENT AND SECURE STAKING OF THE FROM TOP OF SLOPE
WATTLE/ROLL IN A TRENCH, 3"-5" (VARIES) DEEP, DUG ON CONTOUR. RUNOFF MUST NOT BE ALLOWED TO
RUN UNDER OR AROUND WATTLE/ROLL. 10' MAX
3. STRAW WATTLE/ROLLS MUST BE PLACED ALONG SLOPE CONTOURS. NTS ITS NTS
Straw Wattle 5 Tree Protection 6 Silt Fence 7
3" FLEXIBLE SUCTION LINE. SUSPEND INTAKE T MIN
END 6" BELOW DESIGN WATER SURFACE
12'xl 2'x3'DEEP SUMP W/ 2:1 SIDE SLOPES. 6" DIA PVC DRAIN LINE. (DRAIN WASH AREA INTO SUMP, OUTFLOW
LINE SUMP W/ 12 MIL SHEET PLASTIC. MAINTAINS 12" OF WATER DURING RECIRCULATION) V OVERFLOW DEPTH CHANNEL IF
NOTES: GAS POWERED LINE PUMP (3" DISCHARGE). V D4' MINEPTH 2" - 4" ROCK ri CONSTRUCTED BY TERMINATE AT LEVEL AREA. FOLD
2' SETTLING DEPTH EXCAVATION UNDER 4" AND STAPLE AT 12" INTERVALS PROVIDE ENERGY DISSIPATION
SPRAY NOZZLE FORMED BY DRILLING THREE M 2" DIA PVC OR PE PIPE (PUMP DISCHARGE LINE). 1. USE SOLVENT GLUED JOINTS AND FITTINGS AT TOE WHEN NEEDED
1/4" DIA HOLES IN END OF 2" PVC CAP + CONNECT TO PUMP WITH TRANSITION COUPLING. IN PUMP DISCHARGE LINE/SPRAY MANIFOLD. 17
1 r- �1 FILTER FABRIC NOTES:
RADIUS PER 2. PAINT OUTER 2" OF SPRAY ARM ENDS WITH
+ + PLAN (TYP) 3D(, ORANGE WARNING PAINT. \\A; FENCING 1. TIRES, SANDBAGS, OR EQUIVALENT MAY BE USED TO WEIGHT PLASTIC SHEETING.
pIc pq 1.5' SEDIMENT STORAGE 5' MAX
1 1/2" WASHED GRAVEL 2. SEAMS BETWEEN SHEETS MUST OVERLAP A MINIMUM OF 12" AND BE WEIGHTED OR TAPED.
3. FILL TRUCK WASH AND SUMP AREAS WITH 1' DEPTH 3/4"
���po���Dc CLEAN WATER TO DESIGN OPERATING DEPTH. CROSS SECTION
�opv�U0c�o0�pD�oDG SUPPLEMENT AS NECESSARY. 3. PLASTIC SHEETING SHALL HAVE A MINIMUM THICKNESS OF 6 MIL.
o �oo� poD NTS
�Q� �o��oD �UCL OVERFLOW SPILLWAY 4. WASH WATER TO BE DISCHARGED TO 4. DUE TO RAPID RUNOFF CAUSED BY PLASTIC SHEETING, THIS METHOD SHALL NOT BE USED UPSLOPE OF
]� O p��DD O�QDD `SANITARY SEWER OR OTHER APPROVED 6 MIN WIDTH AREAS THAT MIGHT BE ADVERSELY IMPACTED BY CONCENTRATED RUNOFF.
WASTE DISCHARGE. = III III Oa
�p��o,� ��^� n 5. IF EROSION AT THE TOE OF SLOPE IS LIKELY, A GRAVEL BERM, RIP -RAP, OR OTHER SUITABLE PROTECTION
o O Ln �D �pa�y�D> aD�DaD�Coo�c III III III III 0� Oo� a�� - - SHALL BE INSTALLED AT THE TOE OF SLOPE IN ORDER TO REDUCE THE VELOCITY OF RUNOFF.
��o + + `moo DDOTCOMapDopGG -III-IIIIIIIIIIIIIII SOD°��oOO-IIIIII III
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D�nr`"I j
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opWeighted Plastic Sheeting
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1.5'SEDIMENTSTORAGE R-423823
ILL. (GE 2' SETTING DEPTH & V DEPTH OF 2" 4" ROCK, IN COMPLIANCE WITH CITY OF RENTON STANDARDS
TEMPORARY CONSTRUCTION EXIT 1' DEPTH OF 3/4" 112" WASHED GRAVEL
25'Wx100'L. 2" MIN AC OVER 2" CRUSHED SEDIMENT TRAP OUTLET
ROCK OVER 8" QUARRY SPALLS. NTS DEVELOPMENT ENGINEERING r
8"x15' ORANGE PAINT STRIPE NJanders 05/10/2023
2" DIA PVC OR PE PIPE (SPRAY MANIFOLD). ELEVATE 2' ABOVE GRADE. (TYP) TO DIRECT TRAFFIC NOTE:
SUPPORT MANIFOLD AND SPRAY ARMS WITH METAL STAKES. THROUGH WASH AREA.
6" DIA HEAVY WALL PVC CASING UNDER CONSTRUCTION ITS MAY BE CONSTRUCTED BY EXCAVATION OR BY BUILDING A BERM NTS
� B• EXIT PAVEMENT LPROVIDE INE
IN SING. (SLEEVE 2" Construction Vehicle Wheel Wash I O Sediment Tra I I
o��Asy! DIA) DISCHARGE LINE THROUGH CASING. P
Cj,��, SURVEYED: SCALE: DATE
Gz� G E 11r DESIGNED: PACIFIC HORIZONTAL: NAD 1983/1991 CITY OF
COUGHLINPORTERLUNDEEN ML As SHOWN
VERTICAL: NAVD 1988 SEATTLE SOUNDERS FC HEADQUARTERS 04/24/2023
� &TRAINING CENTER FlELDBOOK:
p� �, 33708 E R A STRUCTURAL CIVIL SEISMIC ENGINEERING RENTON
DRAWN:
JAS RENTON WASHINGTON PAGE:
7 DRAWING N0:
GIST 'iL' R WCA ONE INCH DATUM �/ �/
S 801SECONDAVENUE,SUITE900 (206)343-0460 CHECKED: AT FULL SCALE
NAL Planning/Building/
Buildin Public Works Dept. TESC DETAILS C2.20
SEATTLE, WA 98104 www.cplinc.com N0. REVISION BY DATE APPR C NOT ONE INCH
STUDIO APPROVED: SCALE ACCORDINGLY SHEET: OF:
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