The URL can be used to link to this page

Home My WebLink AboutTED4703897.6SE 7/4 SECTION 31, TOWNSHIP 23 N, RANGE 5 E, W.M. VUECREST ESTATES & VUECREST ll SHORT I�tAT D z UJ C C0 0 rn D m lu Z m O D w Q z C) U C / LLD W 0ry IIIIIry U W V / W I- rI- V / W r� V / W ry LIJ N 04 JOINTS IN FILTER FABRIC SHALL BE SPLICED AT POSTS. USE STAPLES, WIRE RINGS, OR FOI IIVAI ENT TO ATTACH FABRIC TO POSTS. u �x POST SPACING MAYBE INCREASED TO 6' IF WIRE BACKING IS USED 2"z2" BY 14 G., WIRE OR EQUIVALENT, IF STANDARD STRENGTH FABRIC USED FILTER FABRIC f. I,11MUn14"x4'TRENCH BACKFILL TRENCH WITH NATIVE SOIL 2"z4- WOOD POSTS, STEEL FENCE / POSTS, REBAR, OR EQUIVALENT NOTES 1. CONDITION OF USE I.1. SILT FENCE MAY BE USED DOWNSLOPE OF ALL DISTURBED AREAS. - 1.2. SLT FENCE IS NOT INTENDED TO TREAT CONCENTRATED FLOWS, NOR IS INTENDED TO TREAT SUBSTANTIAL AMOUNTS OF OVERLAND FLOW. ANY CONCENTRATED FLOW MOST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TO A SEDIMENT TRAP OR POND. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. THE GEOTEXTILE USED MOST MET THE STANDARD LISTED BELLOW. A COPY OF THE MANUFACTURER'S FABRIC SPECIFICATIONS MOST BE A05 (ASTM 047611 w Q z C) U C / LLD W 0ry IIIIIry U W V / W I- rI- V / W r� V / W ry LIJ N 04 JOINTS IN FILTER FABRIC SHALL BE SPLICED AT POSTS. USE STAPLES, WIRE RINGS, OR FOI IIVAI ENT TO ATTACH FABRIC TO POSTS. u �x POST SPACING MAYBE INCREASED TO 6' IF WIRE BACKING IS USED 2"z2" BY 14 G., WIRE OR EQUIVALENT, IF STANDARD STRENGTH FABRIC USED FILTER FABRIC f. I,11MUn14"x4'TRENCH BACKFILL TRENCH WITH NATIVE SOIL 2"z4- WOOD POSTS, STEEL FENCE / POSTS, REBAR, OR EQUIVALENT NOTES 1. CONDITION OF USE I.1. SILT FENCE MAY BE USED DOWNSLOPE OF ALL DISTURBED AREAS. - 1.2. SLT FENCE IS NOT INTENDED TO TREAT CONCENTRATED FLOWS, NOR IS INTENDED TO TREAT SUBSTANTIAL AMOUNTS OF OVERLAND FLOW. ANY CONCENTRATED FLOW MOST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TO A SEDIMENT TRAP OR POND. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. THE GEOTEXTILE USED MOST MET THE STANDARD LISTED BELLOW. A COPY OF THE MANUFACTURER'S FABRIC SPECIFICATIONS MOST BE A05 (ASTM 047611 30-111 SIEVE SIZE (0-CLISMMI FOR SILT FILM SP100 SI EVE 512E (0.30-0.15MM) FOR OTHER FABRICS WATER PERMITTIVITY (ASTM D491 0.02 SECA-1 MINIMUM GRAB TENSILE STRENCHT (ASTM D46321 180 LDS. MIN. FOR EXTRA STRENGH FABRIC 100IRS, MIN. FOR STANDARD STRENGHT FABRIC GRAB TENSILE ELONGATIONASTM D4632) 30 % MAX. ULTRAVIOLATE RESISTANCE (ASTM 043551 170 %MIN. 2.2. STANDARD STRENGTH FABRIC REQUIRES WIRE BACKING TO INCREASE THE STRENGTH OF THE FENCE, WIRE BACKING OR CLOSER POST SPACING MAY BE REQUIRED FOR EXTRA STRENGTH FABRIC IF FIELD PERFORMANCE WARRANTS A STRONGER FENCE. 2.3. WHERE THE FENCE IS INSTALLED, THE SLOPE SHALL NOT BE STEEPER THAN 2H:1V 2.4. IF A TYPICAL SILT FENCE IS USED, THE STANDARD 4X4 TRENCH MAY NOT BE REDUCED AS LONG AS THE BOTTOM 8 INCHES OF THE SILT FENCE S WELL BURIED AND SECURE IN A TRENCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS OR UNDERMINE THE SILT FENCE. 3. MAINTENANCE STANDARDS 3.1. ANY DAMAGE SHALL BE REPAIR IMMEDIATELY. 3.2. IF CONCENTRATED FLOES ARE EVIDENT UPHILL OD THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND. 3.3. T 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 REPROVED THE TRAP SEDIMENT. 3.4. SEDIMENT MOST BE REMOVED WHEN SEDIMENT IS 6 INCHES HIGH. 3.5. IF THE FILTER FABRIC (GEOTEXTILE) HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE REPLACED. Gt�Y-_o� STD. PLAN - 214.00 .�:.��. PUBLIC WORKS SILT FENCE ��NYO� DEPARTMENT MARCH 2O08 4' M,w 1'OVERFLOW DEPTH 1' DEPTH 2"- 4" ROCK 11 F OUTFLOW f CHANNEL IF CONSTRUCTED BY EXCAVATION. 2' SETT1_ING DEPTH 7.5'SEDIM11ENT STORAGE - FILTER FABRIC FENCING 1' DEPTH 314'- 1-112" WASHED GRAVEL CROSS-SECTION NTs NOTE: MAY BE CONSTRUCTED BY EXCAVATION OR BY BUILDING A BERM STD. PLAN - 211.00 PUBLIC WORKS SEDIMENT TRAP DEPARTMENT MARCH 2O08 f� Call 2 Working Days Before You Dig 811 Utilities Underground Location Center (ID,MT,ND,OR,WA) 04 �IsrEsE°�Cs OVAL 4711 •� f 'm DRIVEWAYS SHALL BE PAVED TO THE EDGE OF R-0-W PRIOR TO INSTALLATION OF THE EX1Sj\NG P-OPO CONSTRUCTION ENTRANCE O AVOID DAMAGING OE OF TI ROADWAY IT 15 RECCII, MENDED THAT THE R = 25' MIN. ENTRANCE BE CROWNED SO THAT RUNOFF DRAINS OFF UiE PAD 'ao INSTALL DRIVEWAY CULVERT IF THERE IS A ROADSIDE DITCH PRESENT, AS PER CITY ROAD STANDARDS 4" B" QUARRY SPALLS / GEOTEXTILE T� 12' MIN. THICKNESS �._ �_IJ PROVIDE FULL WIDTH OF NOTES - INGRESSIEGRESS AREA 1. CONDITION OF USE 1.1. CONSTRUCTION ENTRANCE SHALL BE STABILIZED WHEREVER TRAFFIC WILL BE LEAVING A CONSTRUCTION SITE AND TRAVELING ON PAVED ROADS OR OTHER PAVED AREAS WITHIN 1,000 FEET OF THE SITE. 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 PERMANENT 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 REDUCE THE NEED FOR MAINTENANCE. 3. MAINTENANCE STANDARDS 3.1. QUARRY SPALLS SHALL BE ADDED IF THE PAD IS NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS, 3.2. IF THE ENTRANCE IS NOT PREVENTING SEDIMENT BEING TRACKED ONTO PAVEMENT, THEN ALTERNATIVE MEASURES TO KEEP THE STREETS FREE OF SEDIMENT SHALL 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 SHALL 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 BE CONDUCTED. THE SEDIMENT WOULD THEN BE WASHED INTO THE SUMP WHERE IT CAN BE CONTROLLED AND DISCHARGED APPROPRIATELY. 3A. ANY QUARRY SPALLS THAT ARE LOOSENED FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED IMMEDIATELY. j 3.5. IF VEHICLES ARE ENTERING OR EXITING THE SITES AT POINTS OTHER THAN THE CONSTRUCTION ENTRANCE(S), FENCING SHALL BE INSTALLED TO CONTROL TRAFFIC. GRAB TENSILE STREBNGTH ASTM D4751) 200 PSI MIN. GRAB TENSILE ELONGATION (ASTM D4632) 3D'i MAX. MULLEN BURST STRENGTH (ASTM D3786-80A 400 PSI MIN. ADS (ASTM D4761) 2Q46 (U.S. STANDARD SIEVE SIZE) I STD. PLAN - 215.10 PUBLIC WORKS STABILIZEDDEPARTMENT CONSTRUCTION ENTRANCEN'f02 MARCH 2O08 CONTROL NOTES & SPECIFI CA TIONS w DRAINAGE GRATE m GRI 3 � SEDIMENT AND FILTERED WATER < A A SECTION VIEW DRAINAGE GRATE - RECTANGULAR GRATE SHOWN BELOW INLET GRATE DEVICE MAX. - TRIM OVERFLOW BYPASS BELOW INLET GRATE DEVICE RETRIEVAL SYSTEM (TYP.) OVERFLOW BYPASS (TYP.) ISOMETRIC VIEW NOTES 1. Size the Below Inlet Grate Device (BIGD) for the storm water structure It will service. 2. The BIGD shall have a built -In high -flow relief system (overflow bypass). 3. The retrieval system must allow removal of the BIGD without spilling the collected material. 4. Perform maintenance in accordance with Standard Specification 8-01.3(15). 5. Remove filters after homes are constructed. ~zY_o STD. PLAN - 218.30 O� \� PUBLIC WORKS CATCH BASIN FILTER ' /)) DEPARTMENT MARCH 2O08 1. THESE NOTES SHALL APPEAR FOR ALL PROJECTS -SITE IMPROVEMENTS, SURFACE WATER UTILITY, WASTEWATER UTILITY, WATER UTILITY, AND TRANSPORTATION PLANS: 2. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, APRE- CONSTRUCTION MEETING MUST BE HELD BETWEEN THE CITY OF RENTON DEVELOPMENT ENGINEERING SECTION AND THE APPLICANT. THIS MEETING MAY INCLUDE ADDITIONAL CITY OF RENTON REPRESENTATIVES AS DETERMINED BY THE CITY OF RENTON DEVELOPMENT ENGINEERING SECTION. 3. THE BOUNDARIES OF THE CLEARING LIMITS AND AREAS OF VEGETATION PRESERVATION AS PRESCRIBED ON THE PLAN(S) SHALL BE CLEARLY FLAGGED BY SURVEY TAPE OR FENCING IN THE FIELD PRIOR TO CONSTRUCTION IN ACCORDANCE WITH APPENDIX D OF THE SURFACE WATER DESIGN MANUAL AND OBSERVED DURING CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE CLEARING LIMITS SHALL BE PERMITTED. THE CLEARING LlM/TS SHALL BE MAINTAINED BY THE APPLICANT/ESC SUPERVISOR FOR THE DURATION OF CONSTRUCTION. 4. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES, SUCH ASCONSTRUCTED WHEEL WASH SYSTEMS OR WASH PADS, MAY BE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN AND TRACK OUT TO ROAD RIGHT OF WAY DOES NOT OCCUR FOR THE DURATION OF THE PROJECT. 5. ALL REQUIRED SEDIMENTATION/EROSION CONTROL FACILITIES MUST BE CONSTRUCTED AND IN OPERATION PRIOR TO LAND CLEARING AND/OR CONSTRUCTION TO PREVENT TRANSPORTATION OF SEDIMENT TO SURFACE WATER, DRAINAGE SYSTEMS AND ADJACENT PROPERTIES. ALL EROSION AND SEDIMENT FACILITIES SHALL BE MAINTAINED /N A SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING AND/OR CONSTRUCTION /S COMPLETE AND POTENT/AL FOR ON -SITE EROSION HAS PASSED. THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT AND ADDITIONS TO EROSION/SEDIMENTATION CONTROL SYSTEMS SHALL BE THE RESPONSIBILITY OF THE PERMITEE. TESC SYSTEMS MUST BE REMOVED AFTER CONSTRUCTION ACTIVITY IS COMPLETE. 6. THE EROSION AND SEDIMENTATION CONTROL SYSTEMS DEPICTED ON THIS DRAWING ARE INTENDED TO BE MINIMUM REQUIREMENTS TO MEET ANTICIPATED SITE CONDITIONS. A CONSTRUCTION PROGRESSES AND UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE PERMITEE SHALL ANTICIPATE THAT MORE EROSION AND SEDIMENTATION CONTROL FACILITIES WILL BE NECESSARY TO ENSURE COMPLETE SILTATION CONTROL ON THE PROPOSED SITE. DURING THE COURSE OF CONSTRUCT/ON, /T SHALL BE THE OBLIGATION AND RESPONSIBILITY OF THE PERM/TEE TO ADDRESS ANY NEW CONDITIONS THAT MAY BE CREATED 8Y THE ACTIVITIES AND TO PROVIDE ADDITIONAL FACILITIES, OVER AND ABOVE MINIMUM REQUIREMENTS, AS MAY BE NEEDED, TO PROTECT ADJACENT PROPERTIES AND WATER QUALITY OF THE RECEIVING DRAINAGE SYSTEM. 7. APPROVAL OF THIS PLAN IS FOR EROSION/SEDIMENTATION CONTROL ONLY. IT DOES NOT CONSTITUTE AN APPROVAL OF STORM DRAINAGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS, CHANNELS, OR RETENTION FACILITIES. 8. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE DISTURBED FOR TWO DAYS DURING THE WET SEASON (OCTOBER lsr TROUGH MARCH 30>H) OR SEVEN DAYS DURING THE DRY SEASON (APRIL lsr TOUGH SEPTEMBER 30) SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC COVER METHODS (E.G., SEEDING, MULCHING, PLASTIC COVERING, ETC.). 9. WET SEASON SEASONAL EROSION AND SEDIMENT CONTROL REQUIREMENTS APPLY TO ALL CONSTRUCTION SITES CLEARING BETWEEN OCTOBER 1 AND MARCH 30 INCLUSIVE, UNLESS OTHERWISE APPROVED BY THE CITY THROUGH AN ADJUSTMENT PROCESS. 10. COVER MEASURES WILL BE APPLIED IN CONFORMANCE WITH APPENDIX D OF THE SURFACE WATER DESIGN MANUAL 11. ANY AREA NEEDING ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE ADDRESSED WITHIN SEVEN (7) DAYS. 12. THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A MINIMUM OF ONCE A MONTH OR WITHIN 24 HOURS FOLLOWING A STORM EVENT. 2:1 MAX. SLOPE '� 2' MIN. I SWALE SPACING DEPENDS ON SLOPE GRADIENT NOTES 1. CONDITION OF USE I 1.1. REQUIRED AT: '1.1.1. THE TOP OF ALL SLOPES IN EXCESS OF 3H:1 V AND WITH MORE THAN 20 FEET OF VERTICAL RELIEF. 1.1.2. AT INTERVALS ON ANY SLOPES THAT EXCEEDS THE DIMENSIONS SPECIFIED BELLOW. AVERAGE SLOPE SLOPE PERCENT FLOWPATH LENGTH 2011:1V 3-5% 300 FEET (10 T020)H:1V 5-10% 2170 FEET (4T010 H:1V 10-25% 10I FEET (2 T04)H:1V 25-50% SO FEET 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. FOR SLOPES STEEPER THAN 2H:1V WITH MORE THAN 10 FEET OF VERTICAL RELIEF, BENCHES MAYBE CONSTRUCTED OR CLOSER SPACED INTERCEPTOR SWALES MAY BE USED. THE DESIRE MEASURE MOST BE DESIGNED BY AN ENGINEER TO EFFECTIVELY INTERCEPT THE HIGH VELOCITY RUNOFF TO A SEDIMENT POND OR TRAP, 2.2. CONSTRUCTION TRAFFIC OVER TEMPORARY SWALES SHALL BE MINIMIZED. 3. MAINTENANCE STANDARDS 3.1. DAMAGE RESULTING FROM RUNOFF OR CONSTRUCTION ACTIVITY SHALL BE REPAIRED IMMEDIATELY. 3,2, IF THE FACILITY DO NOT REGULARLY RETAIN STORM RUNOFF, THE CAPACITY AND/OR FREQUENCY OF THE SWALES SHALL 8E NCREASED: 1'�Y- o STD. PLAN - 217.10 ojn��"� PUBLIC WORKS INTERCEPTOR SWALE ��\e`o DEPARTMENT MARCH 2008 TREE PROTECTION MEASURES ROCK MUST COMPLETELY COVER THE m BOTTOM AND SIDES OF THE DITCH 6" MINI. acs� 24" MIN. 2:1 SLOPES G" 2"4" ROCK L - TA AND B AREDISTANCE OF EQUAL ELEVAI ION oA L 11=1 '-III NOTES 1. CONDITION OF USE 1.1. WERE CONCENTRATED RUNOFF FROM DISTURBED AREAS TO AND FROM PONDS OR TRAPS. 1.2. TO CONVEY RUNOFF INTERCEPT EU FROM UNDISTURBED AREAS AROUND THE SITE TO ANON -EROSIVE DISCHARGE POINT. 2, MAINTENANCE STANDARDS 2.1. ANY SEDIMENT DEPOSITION OF MORE THAN 0.5 FEET SHALL BE REMOVED SO THAT THE CHANNEL IS RESTORED TO ITS ORIGINAL DESIGN CAPACITY. 2.2. THE CHECK DAMS SHALL BE EXAMINED FOR SIGNS OF SCOURING AND EROSION OF THE BED AND BANKS, IF SCOURING AND EROSION HAS OCCURRED, AFFECTED AREAS SHALL BE PROTECTED BY RIPRAP OR AN EROSION CONTROL BLANKET.. ti'�Y o STD. PLAN - 217.40 U� �+ PUBLIC WORKS CHECK DAMS SPACING AND DEPARTMENT CROSS SECTIONS MARCH 2O08 �NTo a. CONSTRUCTION STORAGE PROHIBITED: THE APPLICANT MAY NOT FILL, EXCAVATE, STACK OR STORE ANY EQUIPMENT, DISPOSE OF ANY MATERIALS, SUPPLIES OR FLUIDS, OPERATE ANY. EQUIPMENT, INSTALL IMPERVIOUS SURFACES, OR COMPACT THE EARTH /N ANY WAY WITHIN THE AREA DEFINED BY THE DRIP LINE OF ANY TREE TO BE RETAINED. b. FENCED PROTECTION AREA REQUIRED: THE APPLICANT SHALL ERECT AND MAINTAIN SIX FOOT (6) HIGH CHAIN LINK TEMPORARY CONSTRUCTION FENCING AROUND THE DRIP LINES OF ALL RETAINED TREES, OR ALONG THE PERIMETER OF A STAND OF RETAINED TREES PLACARDS SHALL BE PLACED ON FENCING EVERY FIFTY FEET (50) INDICATING THE WORDS, 'lVO TRESPASSING -PROTECTED TREES" OR ON EACH SIDE OF THE FENCING IF LESS THAN FIFTY FEET (50). SITE ACCESS TO INDIVIDUALLY PROTECTED TREES OR GROUPS OF TREES SHALL BE FENCED AND SIGNED, INDIVIDUAL TREES SHALL BE FENCED ON FOUR (4) SIDES. IN ADDITION, THE APPLICANT SHALL PROVIDE .SUPERVISION WHENEVER EQUIPMENT OR TRUCKS ARE MOVING NEAR TREES. C. PROTECTION FROM GRADE CHANGES: IF THE GRADE LEVEL ADJOINING TO A TREE TO BE RETAINED IS TO BE RAISED, THE APPLICANT SHALL CONSTRUCT A DRY ROCK WALL OR ROCK WELL AROUND THE TREE. THE DIAMETER OF THIS WALL OR WELL MUST BE EQUAL TO THE TREE'S GRIP LINE. d. IMPERVIOUS SURFACES PROHIBITED WITHIN THE DRIP LINE: THE APPLICANT MAY NOT INSTALL IMPERVIOUS SURFACE MATERIAL WITHIN THE AREA DEFINED BY THE DRIP LINE OF ANY TREE TO BE RETAINED. e. RESTRICTIONS ON GRADING WITHIN THE DRIP LINES OF RETAINED TREES: THE GRADE LEVEL AROUND ANY TREE TO BE RETAINED MAY NOT BE LOWERED WITHIN THE GREATER OF THE FOLLOWING AREAS: (l) THE AREA DEFINED BY THE DRIP LINE OF THE TREE, OR (ll) AN AREA AROUND THE TREE EQUAL TO ONE AND ONE-HALF FEET (1-1/2) IN DIAMETER FOR EACH ONE INCH OF TREE CAL/PER. THE REVIEWING OFFICIAL MAY REQUIRE A LARGER TREE PROTECT/ON ZONE BASED ON TREE SIZE, SPEC/ES, SOIL, OR OTHER COND/TIONS. f. MULCH LAYER REQUIRED: ALL AREAS WITHIN THE REQUIRED FENCING SHALL BE COVERED COMPLETELY AND EVENLY WITH A MINIMUM OF THREE INCHES (3') OF BARK MULCH PRIOR TO INSTALLATION OF THE PROTECTIVE FENCING. EXCEPTIONS MAY BE APPROVED BY THE REVIEWING OFFICIAL IF THE MULCH WILL ADVERSELY AFFECT PROTECTED GROUND COVER PLANTS g. MONITORING REQUIRED DURING CONSTRUCTION: THE APPLICANT SHALL RETAIN A PROFESSIONAL ARBORIST OR OTHER QUALIFIED PROFESSIONAL TO PRUNE BRANCHES AND ROOTS, FERTILIZE, AND WATER AS APPROPRIATE FOR ANY TREES AND GROUND COVER WHICH ARE TO BE RETAINED. NOTES: - 13. AT NO TIME SHALL MORE THAN ONE (1) FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE WITHIN A CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE 1. 6-FT. HIGH TEMPORARY CHAIN LINK FENCE SHALL BE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT -LADEN WATER INTO THE DOWNSTREAM SYSTEM. PLACED AT THE DRIPLINE OF THE TREE TO BE SAVED. FENCE 14. DURING THE TIME PERIOD OF OCTOBER 15rTHROUGhI MARCH 307F, ALL PROJECT DISTRIBUTED SOIL AREAS GREATER, THAT ARE TO BE LEFT UN -WORKED FOR SHALL COMPLETELY ENCIRCLE THE TREE(S). INSTALL FENCEPOSTS USING PIER BLOCKS ONLY. AVOID DRIVING POSTS OR MORE THAN 12 HOURS, SHALL BE COVERED BY MULCH, SODDING OR PLASTIC COVERING. STAKES INTO MAJOR ROOTS. 15. ANY PERMANENT RETENTION/DETENTION FACILITY USED AS A TEMPORARY SETTLING BASIN SHALL BE MODIFIED WITH THE NECESSARY EROSION CONTROL 2. FOR ROOTS OVER 1-IN DIA. THAT ARE DAMAGED DURING 6' MIN. MEASURES AND SHALL PROVIDE ADEQUATE STORAGE CAPACITY. IF THE PERMANENT FACILITY IS TO FUNCTION ULTIMATELY AS AN INFILTRATION SYSTEM, THE CONSTRUCTION, MAKE A CLEAN, STRAIGHT CUT REMOVE TEMPORARY FACILITY MUST BE ROUGH GRADED SO THAT THE BOTTOM AND SIDES ARE AT LEAST THREE FEET ABOVE THE FINAL GRADE OF THE PERMANENT THE DAMAGED PORTION. ALL EXPOSED ROOTS SHALL BE FACILITY. TEMPORARILY COVERED WITH DAMP BURLAP TO PREVENT DRYING, AND SHALL BE COVERED WITH SOIL AS SOON AS 16. PRIOR TO THE BEGINNING OF THE WET SEASON (OCT. 1), ALL DISTURBED AREAS SHALL BE REVIEWED TO IDENTIFY WHICH ONES CAN BE SEEDED IN POSSIBLE. PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. A SKETCH MAP OF THOSE 3. WORK WITHIN PROTECTION FENCE SHALL BE DONE AREAS TO BE SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO THE CITY OF RENTON FOR REVIEW. MANUALLY. NO STOCKPILING OF MATERIALS, VEHICULAR TRAFFIC, OR STORAGE OF EQUIPMENT OR MACHINERY SHALL BE ALLOWED WITHIN THE LIMIT OF THE FENCING. TREE PROTECTION DETAIL DRIPLINE RECOM/MENDED FOR APPOVAL ��rrr.,�'./ BY: Date: Date: BY: Date: BY: Date: jAj-jNjNNNAj� DATE: 1 CITY COMMENTS, REVIEW 1 Mai 03.22.16 MaJ SURVEYED: SCALE: sus VERTICAL: NAVD lsae..CITY 0� VUECREST ESTATES 8c VUECREST II 09.28.15 Z CITY COMMENTS, REVIEW 2 kW08.06.16 kW AS NOTED HORIZONTAL: NAD 1983/1991 DESIGNED: FIELDBOOK: D.R. STRONG Ma CONSUL TING ENGINEERS 3 CITY COMMENTS, REVIEW 3 Ma1 08.12.16 Mal RENTON E � I T O (� I � I I `) TESC NOTES AND DETAILS PAGE: DRAWN: � y, p s DRAWING N0: I L•'r �-ONE INCH DATUM ENGINEERS PLANNERS SURVEYORS CHECKED: I AT FULL SCALE I •v Planning/Building/Public Works Dept. C8 620 7THAVENUE, KIRKLAND, WA 98033 Ma) IF NOT ONE INCH N0. .REVISION BY DATE APPR APPROVED: SCALE ACCORDINGLY U1500/7 21 /7 / U1500/7 232 SHEET: 8 OF: 33 O 425.827.3063 F 425.827.2423 Mal DRS PROJECT N0. 12102 -IM � `yo s era >�` CT7 t� � Gj? •+E 1 � W C � '-d