HomeMy WebLinkAboutR-398805NE 1/4OFS32, T23 N, R5 E, W.M.
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JOINTS IN FILTER FAUMC $HAL1 BE SPLICED
AT POSTS USE STAPLES, VVIRE RINGS, OR
r-ni Ihfdl FNT Tn 6TThf'.H FIIRRIf TV} PnPT4
Tx2l BY 14 Ga WIRE OR
EQUIVALENT- IF STANDARD
STRENGTH FAEkRIC LISED
FILT$R FABRIC
6' MAX 1AINPA UM 4'k4" TRENCHU I f,
BACKFILL TRENCH WTTH !/f
POST SpA4A' 40 MAY 6E INCREASED NATIVE SOIL
TO V I F W51 RE BACRI NG IS USED
2'W WOOD POSTS, gTEEL fE CCF
POSTS- REBAR, OR EQUIVALENT
NOTES
1. CONOMN OF USE
1.1. SILT FENCE MAY BE USED DOWNSLOPE OF ALL DISTURBED AREAS.
1.2. SILT FENCE IS NOT INTENDEOTO TREAT CONCENTRATED FLOWS, NOR IS INTENDED TO TREAT SUBSTANTIAL AMOUNTS OF OVERLAND FLOW.
ANY COMCENTRATEID FLOW MOST BE CONVEYED THROUGH THE ❑RAINAGE SYSTEM TO A SEDIMENT TRAP OR POND.
L DESIGN AND INSTALLATION) SPECIFICATIONS
2.1. THE GEOTEXTILE USED MDST MET THE S I ANDARD LIS I'ED BELLOW. A COPY OF THE MANUFACTURER'S FABRIC SPECIFICATIONS MOST BE
AVAILABLE ON SITE.
AOS (ASTM D4751)
_ 0,15MM) FOR OTHER FABRI
WATER PERMITIIMTY ASTM D491
0.02 SEC"-1 MINIMUM
GRAB TENSILE STRENGTH (ASTM D4632)
180 LBS MIN FOR EXTRA STRENGTH FABRIC
100 LBS MIN FOR STANDARD STRENGTH FABRIC
ULTRAVIOLET RESISTANCE ASTM D4355
70% MIN
2.2. STANDARD STRENGTH FABRIC REQJIRES WIRE BACVdNO TO INCREASETHE STRENGTH OF THE FENCE.INIRE BACKING OR CLOSER POST
SPACING MAY 135 REQUIPrO FOR EXTRA STRENGTH FABRIC IF FIELD PERFORMANCE WARRANTS A STR41~ SFR FENCE.
2.3. WHERE THE FENCE IS INSTALLED, THE SLOPE SHALL NOT BE STEEPER THAN 2H:IV
2.4. IF A TYPICAL SILT FEAICE IS USED, THE STANDARD 4 4 TRENCH MAY NOT BE REDUCED AS LONG AS THE BOTTOM 8 INCH E3 OF TKE SILT FENCI=
IS WELL BURIED AND SECURE IN A TRENCH THAT STABILIZES THE VENGE ANC ❑0E8 NOT ALLOW WATER TO BYPASS OR UNDERMINE THE SILT
FENCE
3, MAINTENANCE STANDARDS
3.1. ANY DAMAGE SHALL BE REPAIR IMMEDIATELY.
3.2. IF CONCENTRATE13 FLOES ARE FVIIDENT UPHILL OD THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND.
8.3. IT IS IMPORTANT TO CHECK THE UPHILL SIDE OF THE FENCE FOR8IGNS 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 REMOVED THE TRAP
5EQIMEh1T.
3.4. SEDIMENT MC$r BE REMOVED WHEN SE❑IMENT 13 6 INCHES HIGH.
3.5. IF THE FILTER FABRIC (GEOTE TILE) HAS QETERIORATEO DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE REPLACED.
STD. PLAN — 814.00
' PUBUC WORKS SILT FENCE
DEPARTMENT
MARCH 2008
D �
c
1505 Westlake Ave. N.
Suite 305
Seattle, WA 98109
T (206) 522-9510
F (206)522-8344
WWW. PAcLAND.COM
SILT FENCE.
NTS
INSTALLC
IS A .90AC
PER CITY
MVEWAYS SHALL BE PAVED TO THE EDGE
F F4O-W PRIOR TO INSTALLATICN4 OF THE
ONSTRUCTION EWRANCE TD AWAD
AMAGING OF THE ROADWAV
r I$ RECOldMENOED THAT THE
NTRANCE BE CROWNED SO THAT
'uNc)FF DRAINS OFF THE PAD
PROVIDE FULL WIDTH OF
NOTES I INGRES.S�EGRESS AREA
I CONIATION 10F USE
'..1. CONSTRUCTION ENTRANCE SHALL BE STABILIZED WHEREVER TRAFFIC WILL BE LFAVING A CC) NSTIR UCTIQN SITE AND TRAVELING ON
PAVEL7 ROADS OR OTHER FAVEID AREAS 'All H I N 1,0DO FEET OF THE SITE.
GRAB TENSILE STRENGTH ASTM D4751
200 PSI MIN
GRAB TENSILE ELONGATION ASTM D4632
30% MAX
MULLEN BURST STRENGTH ASTM D3786-80A
400 PSI MIN
AOS ASTM D4751
20-45 US STANDARD SIEVE SIZE
2. DESIGN AND INSTALLATION SPECIFICATIONS
2.1. HOG FUEL (WOOD BASED MULCH) MAY BE SUBSTITUTED FOR OR COMBINED WITH QUARRY SPALLS IN ARES THAT WILL BOT BE USED
FOR PERNIMENT ROADS. HOG FUEL IS NOT RECOMMENDED FOR ENTRANCE STABILIZATION IN URBAN AREAS. THE INSPECTOR MAY
AT ANY TIME REQUIRE THE USE OF QUARRY SPALLS IF THE HOG FUEL IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO)
PAVEMENT OR IF THE HOG FUEL IS BEING CARRIED ONTO PAVEMENT.
2.2. FENCING SHALL BE INSTALLED AS NECESSARY TO RESTRICT TRAFFIC TO THE CONSTRUCTION ENTRANCE.
2.3. WHENEVER POSSIBLE, THE ENTRANCE SHALL BE CONSTRUCTED ON A FIRM, COMPACTED SUBGRADE. THIS CAN SUBSTANTIALLY
INCREASE THE EFFECTIVENESS OF THE PAD AND FEE❑UCE THE NEED FOR MAINTENANC .
3. MAINTENANCE STANDARDS
3.1. QUARRY SPALLS SHALL BE ADDED IFTHE PAD IS NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS_
3.2. IF THE ENTRANCE IS NG'r• PREVEN fING SEDIMENT BITING TRACKED ONTO PAVEMENT, THEN ALTERNATIVE MEASURES TO KEEP THE
STREETS FREE OF SEDIMENT SHAH.- BE USED. THIS MAY INCLUDE STREET SWEEPING, AN INCREASE IN THE DIMENSIONS OF THE
ENTRANCE. OR THE INSTALLATION OF THE WHEEL WASH. IF WASHING IS USED. IT SHALL BE DONE ON AN AREA COVERED WITH
CRUSHED ROCK, AND WASHED WATER SHALL DRAIN TO A SEDIMENT TRAP OR POND,
3.3. ANY SEDIMENT THAT IS TRACKED ONTO PAVEMENT SHALL BE REMOVED IMMEDIATELY BY SWEEPING. THE SEDIMENT COLLECTED BY
SWEEPING SFIALL BE REMOVED OR STABILIZED ON SITE. THE PAVEMENT SHALL NOT BE CLEANED BY WASHING DOWN THE STREET,
EXCEPT WHEN SWEEPING IS INEFFECTIVE AND THERE IS A THREAT TO PUBLIC SAFETY. IF IT NECESSARY TO WASH THE STREETS, A
SMALL SUMP MUST SE CONOUCTED. THE SEDIMENT WOULD THEN BE WASHES] INTO THE SUMP +d HERE IT CAN BE CONTROLLED AND
DISCHARGED APPROPRIATELY,
3.4. ANY QUARRY SPALLS THAT ARE LOOSENECI FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED I&I ME DIATELY-
3.5. IF VEHICLES ARE ENTERING OR E YJnNG THE SITES AT POINTS OTHER THAN THE CON STRUCT 10N ENTRANCE(S), FENCING SHALL BE
INSTALLED TO CONTROL TRAFFIC-
TRAFFIC-
.- -.. STD. PLAN — 15.1'0
PUBLIC
-WORKS STABILIZED
DEPARTMEN'CONSTRUCTION ENTRANCE
MARSH 2008
STABILIZED CONSTRUCTION ENTRANCE.
REVISION
NTS
SURVEYED:
WRH
DESIGNED:
LRR
DRAWN:
CMD
CHECKED:
WFF
BY DATE APPR APPROVED:
SCALE:
AS SHOWN
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL: NAVD 1988
HORIZONTAL NAD 1983/1991
DATU M
DRAINAGE GRATE TRIM
i¢
r GRATE FRAME
a �
SEDIMENT AND DEBRIS
OVERFLOW BYPASS
s4 �
BELOW INLET GRATE DEVICE
FILTEREC
WlkTER
n
A 4
SECnON VIFW
DR'AJNAGE GRATE
— REC7APJGULAk GRA iE 814OWN RETRIEVAL SYSTEM iT YP.j
BELOW INLET GRATE DEVICE QVERFLO'N BYPASS (TYR.1
ISOMETRIC VIEW
NOTES
1. Size the Below Inlet Grate Device (B IGO) for the storm water srrucwre It w11 servioe.
2. Tha BICD shall have a bolt -In high. -flow rdlef system (overnow bypass).
3. The retrieval sysiem must allow femoval of the BIG D without spilling the oollected matedaL
4. Perform rrialntenance In accordance with Stiondard Spediicallon 8-I}T.3{15j.
PUBLIC WORDS CATCH 13ASIN FILTER STD. PLAN — 18.30
.� .f ` DEPARTMENT
MARCH 2008
CATCH BASIN FILTER.
ENGINEER'S RECORD
DRAWING CERTIFICATION
SEE SHEET CV-1.0 FOR SIGNED ENGINEER'S
RECORD DRAWING CERTIFICATION NOTE
CITY OF
RENTON
Planning/Building/Public Works Dept.
NTS
R-398805
IN COMPLIANCE WITH CITY OF RENTON STANDARDS
RENTON DENTAL ARTS
17816 108TH AVE SE
RECORD DRAWINGS
EROSION CONTROL DETAILS
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04/12/2019
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