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Plans S1T2016-00015 �. . TRIANGLE MEDICAL OFFICE BUILDING RECEIVED coCC 1- SEP 212016 M 0 � = 1200cN _ EROSION AND SEDIMENT CONTROL PLANCITY OF TIGARD BUILDING DIVISION = a F- a J . 0 0 Z 7-• a J .+ , wn - - APPLICANT/DEVLOPER STANDARD EROSION AND SEDIMENT BMP MATRIX FOR CONSTRUCTION PHASES *� � w �'�� ■ = = °�' I �� �. BASE CAMP I, LLC CONTROL PLAN DRAWING NOTES: REFER TO DEQ GUIDANCE MANUAL FOR A COMPREHENSIVE LIST OFCC GO z Arai 11,0 id. - ififi ..� 4 ■i mod . ■ ■°�°..,1 = CONTACT:BRIAN BENNETT �s N z .w.. , ��.,�■ - ■ "� _ �� 1. ALL PERMIT REGISTRANTS MUST IMPLEMENT THE ESCP. FAILURE TO IMPLEMENT ANY OF THE CONTROL MEASURES AVAILABLE BMP'S. Q , a �r ,� r. _. 4550 KRUSE WAY, STE. 125Z < QN. , �, z a MU ,�ft min Al ■ ■ r re _ OR PRACTICES DESCRIBED IN THE ESOP ISA VIOLATION OF THE PERMIT. z - z •MN Nu un �� -1- ■ LAKE OSWEGO, OR 97035 ,,, i in >- �� ■.� !� ■ lin e ��, 2. THE ESCP MEASURES SHOWN ON THIS PLAN ARE MINIMUM REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS. GRADING & UTILITY BUILDING/SITE FINAL WET WEATHER w = o E iJ =" �� = -- "= : t� 4r , PLANNING/ENGINEERING/SURVEYING/ DURING THE CONSTRUCTION PERIOD, UPGRADE THESE MEASURES AS NEEDED TO COMPLY WITH ALL APPLICABLE I CLEARING SiTEWORK INSTALLAl10N CONSTRUCTION STABILIZATION (OCT. 1 - MAY 31ST) z' co w 1-=S ■'_ ■��� �a�■ � ��� N� �� • LOCAL, STATE, AND FEDERAL EROSION AND SEDIMENT CONTROL REGULATIONS. w "' 1 m z w =` III Iii N E. r I iI '#' L. �� �' - MM. LANDSCAPE ARCHITECT/ARBORIST FIRM/ 3. SUBMISSION OF ALL ESCP REVISIONS IS NOT REQUIRED. SUBMITTAL OF THE ESCP REVISIONS IS ONLY UNDER EROSION PREVENTION (/) `69 -7(' ") (1." (� g ' �• � II IV tri i11� � ii SW PAGFlC HIGHWAY 99 �. �* 1 ! f PRESERVE NATURAL VEGETATION X X X X X X Y c i - z O SPECIFIC CONDITIONS. SUBMIT ALL NECESSARY REVISION TO DEQ OR AGENT. Q F2 a a w ��� = NATURAL RESOURCES X X X x X X ��7 ` _� 4. PHASE CLEARING AND GRADING TO THE MAXIMUM EXTENT PRACTICAL TO PREVENT EXPOSED INACTIVE AREAS HYDRAULIC GROUNDACOVERAT10N5 • lij SW BAYLOR STREET (-'J �M �� ■ AKS ENGINEERING & FORESTRY, LLC. 12965 SW HERMAN ROAD, SUITE 100 FROM BECOMING A SOURCE OF EROSION. PLASTIC SHEETING Z ri 5. IDENTIFY, MARK, AND PROTECT BY FENCING OFT OR OTHER MEANS CRITICAL RIPARIAN AREAS AND VEGETAl10N o _' 31 L TUALATIN, OR 97062 ( ) MArnwcxx x x x �„I' SW CElNTON STREET i mai' , � INTERSTATE 5 IN" CONTACT: CHUCK GREGORY, PE INCLUDING IMPORTANT TREES AND ASSOCIATED ROOTING ZONES, AND VEGETATION AREAS TO BE PRESERVED. DUST CONTROL X X x x x OCV • II ! MIII■ PHONE: (503) 563-6151 IDENTIFY VEGETATIVE BUFFER ZONES BETWEEN THE SITE AND SENSITIVE AREAS (E.G., WETLANDS), AND OTHER TEMPORARY/PERMANENT SEEDiNG J Q *v. 1 � . -IM I `� � ■H AREAS TO BE PRESERVED, ESPECIALLY IN PERIMETER AREAS. BUFFER ZONE x Vik. I �n1l� NM 1 a�� le FAX: (503) 563-6152 6. PRESERVE EXISTING VEGETATION WHEN PRACTICAL AND RE-VEGETATE OPEN AREAS. RE-VEGETATE OPEN AREAS OTHER: a 0 W I 'uu a*l� WHEN PRACTICABLE BEFORE AND AFTER GRADING OR CONSTRUCTION. IDENTIFY THE TYPE OF VEGETATIVE SEED SEDIMENT CONTROL CC 11111ill _■■Ar�� � GEOTECHNICAL ENGINEERING FIRM MIX USED. SEDIMENT FENCE (PERIMETER) * X X X X x1 111111 V Z illop. I II`_,_ aa, � SEDIMENT FENCE (INTERIOR} X X X x Air 711.1":2111g: 7. EROSION AND SEDIMENT CONTROL MEASURES INCLUDING PERIMETER SEDIMENT CONTROL MUST BE IN PLACE O o;;,� ` ` ® ! ! I I GEODESIGN INC sIRAwwATTLEsxX ZBEFORE VEGETAl10N 1S DISTURBED AND MUST REMAIN IN PLACE AND BE MAINTAINED, REPAIRED, AND PROMPTLYb-c SW DARTMOUTH STREET /1( i CONTACT: SCOTT MILLS IMPLEMENTED FOLLOWING PROCEDURES ESTABLISHED FOR THE DURATION OF CONSTRUCTION INCLUDING FILTERBERMIIf SW68ND AVENUE Ea _ PROTECTION FOR ACTIVE STORM DRAIN INLETS AND CATCH BASINS AND APPROPRIATE NON-STORMWATER INLET PROTECTION * x x x x x x �� � - d " 15575 SW SEQUOIA PKWY, SUITE 100 DEWATERING I� ' III 'I I i POLLUTION CONTROLS. W 9 C" ��. 21,81111111tm211111111 SW 69ND AVENUE �� ■� '; PORTLAND, OR 97224 SEDIMENT TRAP ¢ _ 8. ESTABLISH CONCRETE TRUCK AND OTHER CONCRETE EQUIPMENT WASHOUT AREAS BEFORE BEGINNING CONCRETEWit1,4Mir . . � it, ! f- Lr." Hi { i J i. i r. ■ iv gal."_ PH: 543-96$ 6767 NATURAL BUFFER ENCROACHMENT ��rPROJECT I �- i FAX: 503-968-3068 WORK. DIRECT ALL WASH WATER INTO A PIT OR LEAK-PROOF CONTAINER. HANDLE WASH WATER AS WASTE, 2 =SW 70ND AVENUE �. OTHER: . l iJ! I CONCRETE DISCHARGE TO WATERS OF THE STATE IS PROHIBITED. RUN OFF CONTROL SITE anti �� SW 72ND AVENUE ■l��n ;� Aga_la PROJECT LOCATION: 9. APPLY TEMPORARY AND/OR PERMANENT SOIL STABILIZATION MEASURES IMMEDIATELY ON ALL DISTURBED AREAS CONSTRUCTION ENTRANCE x x x x x x '1-1-1 IuI! L.12:041. AS GRADING PROGRESSES AND FOR ALL ROADWAYS INCLUDING GRAVEL ROADWAYS. PIPE SLOPE DRAIN W C1:1 �• ��� '� VII � LOCATED ON THE SOUTHWEST CORNER OF THE INTERSECTION OF SW 10. ESTABLISH MATERIAL AND WASTE STORAGE AREAS, AND OTHER NON-STORMWATER CONTROLS. OUTLET PROTECTION 1 f I SW BEVELAND STREET t■■ J I I,„ ' ■ :� �� DARTMOUTH STREET WITH SW 72ND AVENUE. 11. PREVENT TRACKING OF SEDIMENT ONTO PUBLIC OR PRIVATE ROADS USING BMPS SUCH AS: GRAVELED (OR SURFACE ROUGHENING X X x I X x BEAVERTON TIGARD B. ■ a - ■ �". C�lagCHECK DAMS LATITUDE: 45' 25' 56 N / LONGITUDE: 122' 45' 08 W PAVED) EXITS AND PARKING AREAS, GRAVEL ALL UNPAVED ROADS LOCATED ONSITE, OR USE AN EXIT TIRE HIGHWAY 217 `~ �ME � 2� � WASH. THESE BMPS MUST BE IN PLACE PRIOR TO LAND-DISTURBING ACTIVITIES. OTHER: IV ' r �� POLLUTION PREVENTION 0 ■r .. PROPERTY DESCRIPTION: 12. WHEN TRUCKING SATURATED SOILS FROM THE SITE, EITHER USE WATER-TIGHT TRUCKS OR DRAIN LOADS ON SITE. r ■ �� PROPER SIGNAGE X X X X X X - . r� r 13. USE AMPS TO PREVENT OR MINIMIZE STORMWATER EXPOSURE TO POLLUTANTS FROM SPILLS; VEHICLE AND iil ! i it HAZWASTEMGMT X X X X X X eq ,. EQUIPMENT FUELING MAINTENANCE AND STORAGE; OTHER CLEANING AND MAINTENANCE ACTIVITIES; AND WASTETAX LOT 3DD (WASHINGTON COUNTY ASSESSOR 5 MAP 2S 1 01BA) LOCATED SPILL KIT ON-SITE r. x x x x x HANDLING ACTIVITIES. THESE POLLUTANTS INCLUDE FUEL, HYDRAULIC FLUID, AND OTHER OILS FROM VEHICLESCONCRETE WASHOUT AREA x x x < Um. IN THE SOUTHEAST 1/4 OF SEC110N 01, TOWNSHIP 2 SOUTH, RANGE 1 AND MACHINERY, AS WELL AS DEBRIS, LEFTOVER PAINTS, SOLVENTS, AND GLUES FROM CONSTRUCT]ON sitl�__I■s _ ■■N■ . tri-c. _ s+� WEST, WILLAMETTE MERIDIAN, WASHINGTON COUNTY, OREGON. OPERATIONS. OTHER: NARRATIVE DESCRIPTIONS: 14. IMPLEMENT THE FOLLOWING AMPS WHEN APPLICABLE: WRITTEN SPILL PREVENTION AND RESPONSE PROCEDURES, CC 0 CC VICINITY MAPEMPLOYEE TRAINING ON SPILL PREVENTION AND PROPER DISPOSAL PROCEDURES, SPILL KITS IN ALL VEHICLES, II.-' Q 8 1" EXISTING CONDITIONS: REGULAR MAINTENANCE SCHEDULE FOR VEHICLES AND MACHINERY, MATERIAL DELIVERY AND STORAGE CONTROLS, o = 1,000 FEET TRAINING AND SIGNAGE, AND COVERED STORAGE AREAS FOR WASTE AND SUPPLIES. 15. USE WATER, SOIL-BINDING AGENT OR OTHER DUST CONTROL TECHNIQUE AS NEEDED TO AVOID WIND-BLOWN SOIL. * SIGNIFIES BMP THAT WILL BE INSTALLED PRIOR TO ANY GROUND DISTURBING ACTIVITY. mi"' x * UNIMPROVED 16. THE APPLICATION RATE OF FERTILIZERS USED TO REESTABLISH VEGETATION MUST FOLLOW MANUFACTURER'S ** SIGNIFIES ADDITIONAL BMP'S REQUIRED FOR WORK WITHIN 50' OF WATER OF THE STATE. RECOMMENDATIONS TO MINIMIZE NUTRIENT RELEASES TO SURFACE WATERS. EXERCISE CAUTION WHEN USING PERMITTEE IS REQUIRED TO MEET ALL THE CONDITIONS OF THE 1200-CN PERMIT. THIS ESCP AND GENERAL CONDITIONS HAVE e_ _ DEVELOPED CONDITIONS: TIME-RELEASE FERTILIZERS WITHIN ANY WATERWAY RIPARIAN ZONE. BEEN DEVELOPED TO FACILITATE COMPLIANCE WITH THE 1200-CN PERMIT REQUIREMENTS. IN CASES OF DISCREPANCIES OR 17. IF A STORMWA1iER TREATMENT SYSTEM (FOR EXAMPLE, ELECTRO-COAGULATION, FLOCCULATION, FILTRATION, ETC.) OMISSIONS, THE 1200-CN PERMITS REQUIREMENTS SUPERSEDE REQUIREMENTS OF THIS PLAN. I _ -----.V--- * CONSTRUCTION OF A MEDICAL OFFICE BUILDING, PARKING AREA, ACCESS, SITE FOR SEDIMENT OR OTHER POLLUTANT REMOVAL IS EMPLOYED, SUBMIT AN OPERATION AND MAINTENANCE PLAN t .,P„ = SW DARTMOUTH STREET CLEARING AND STORMWATER FACILITIES. (INCLUDING SYSTEM SCHEMATIC, LOCATION OF SYSTEM, LOCATION OF INLET, LOCATION OF DISCHARGE, DISCHARGE W • .6 DISPERSION DEVICE DESIGN, AND A SAMPLING PLAN AND FREQUENCY) BEFORE OPERATING THE TREATMENT INSPECTION FREQUENCY Z W TAX LOT 101 _ NATURE OF CONSTRUCTION ACTIVITY AND TIMELINE FOR SYSTEM. OBTAIN PLAN APPROVAL BEFORE OPERATING THE TREATMENT SYSTEM. OPERATE AND MAINTAIN THE TAX MAP 25101 BA ` / SITE CONDITION MINIMUM FREQUENCY ` f! TAX LOT 100 / MAJOR ACTIVITIES: TREATMENT SYSTEM ACCORDING TO MANUFACTURER'S SPECIFICATIONS. W 18. AT THE END OF EACH WORKDAY SOIL STOCKPILES MUST BE STABILIZED OR COVERED, OR OTHER BMPS MUST BE WEEKLY WHEN STORMWATER RUNOFF, INCLUDING RUNOFF / Si.i , TAX MAP 2S101I3A IMPLEMENTED TO PREVENT DISCHARGES TO SURFACE WATERS OR CONVEYANCE SYSTEMS LEADING TO SURFACE FROM SNOW MELT, IS OCCURRING. M CO ! * INSTALL ESC MEASURES, CLEARING, DEMOLITION, WATERS. 1. ACTIVE PERIOD �,�' AND TREE REMOVAL {9/2016-10/2016) 19. CONSTRUCTION ACTIVITIES MUST AVOID OR MINIMIZE EXCAVATION AND CREATION OF BARE GROUND DURING WET AT LEAST ONCE EVERY MONTH, REGARDLESS OF WHETHER CC /" * EARLY GRADING (9/2016-10/2016) WEATHER OCTOBER 01 - MAY 31. STORMWATER RUNOFF IS OCCURRING. Z//� i l i �-� I I r--� ' :• * TEMPORARY STABILIZA110N (9/2016-10/2016) 20.SEDIMENT FENCE: REMOVE TRAPPED SEDIMENT BEFORE IT REACHES ONE THIRD OF THE ABOVE GROUND FENCE2. PRIOR TO T1�E 511E BECOMING INACTIVE OR ONCE TO ENSURE THAT EROSION AND SEDIMENT CONTROLW I, � * UTILITY INSTALLATION/SITE WORK (6/2017-7/2017) HEIGHT AND BEFORE FENCE REMOVAL /_ �' �'• ', * BUILDING CONSTRUCTION {1/2017-4/2018) HEIGHT SEDIMENT BARRIERS (SUCH AS BIOBAGS): REMOVE SEDIMENT BEFORE IT REACHES TWO INCHES DEPTH IN ANTICIPATION OF SITE INACCESSIBILITY. MEASURES ARE IN WORKING ORDER. ANY NECESSARY Cn > • i L.. 7) _"- , * MAINTENANCE AND REPAIR MUST BE MADE PRIOR TO O -: i _-_=- ; ' FINAL STABILIZATION/LANDSCAPING (4/2018) ABOVE GROUND HEIGHT. AND BEFORE BMP REMOVAL. LEAVING THE SITE. F -"it TAX LOT 300 + :.' 22.CATCH BASINS: CLEAN BEFORE RETENTION CAPACITY HAS BEEN REDUCED BY FIFTY PERCENT. SEDIMENT BASINS 1" TAX MAP 23101BA " TOTAL SITE AREA = 3.76 ACRES AND SEDIMENT TRAPS: REMOVE TRAPPED SEDIMENTS BEFORE DESIGN CAPACITY HAS BEEN REDUCED BY FIFTY 3. INACTIVE PERIODS GREATER THAN FOURTEEN ONCE EVERY MONTH. 06 0 - ,• ; _I _ ' z PERCENT AND AT COMPLETION OF PROJECT. (14) CONSECUTIVE CALENDAR DAYS. TOTAL DISTURBED AREA = 139,670 SF = 3.21 ACRES 23.WITHIN 24 HOURS, SIGNIFICANT SEDIMENT THAT HAS LEFT THE CONSTRUCTION SITE, MUST BE REMEDIAIED. _ TM-TIT, ' 4. PERIODS DURING WHICH THE SITE IS INACCESSIBLE IF PRACTICAL, INSPECTIONS MUST OCCUR DAILY AT A 4 CZ INVESTIGATE THE CAUSE OF THE SEDIMENT RELEASE AND IMPLEMENT STEPS TO PREVENT A RECURRENCE OF THE O 0 I - moo` ': p I DISCHARGE WITHIN THE SAME 24 HOURS. ANY IN-STREAM CLEAN UP OF SEDIMENT SHALL BE PERFORMED DUE TO INCLEMENT WEATHER. RELEVANT AND ACCESSIBLE DISCHARGE POINT OR - o SITE SOIL CLASSIFICATION: DOWNSTREAM LOCATION. �� ° . i ' z ACCORDING TO THE OREGON DIVISION OF STATE LANDS REQUIRED TIMEFRAME. _i_C_�_i_I_n_�_I__u_ �_�_!_I_I_I_ _ _- c-1- ^^� i I I 5. PERIODS DURING WHICH DISCHARGE IS UNLIKELY DUE MONTHLY. RESUME MONITORING IMMEDIATELY UPON MELT OR Ir _l i -f_ I"I I I I I U-1 1 _ I I' j 1 - HUBERLY SILT LOAM (HYDROLOGIC GROUP "C/D"), NEARLY LEVEL, RUNOFF IS 24 VACUUMING OR DRY THE INTENTIONAL ASWEEPING AND ING OF MMATERIAL PICKUP MENT INTO STORM SEWERS BE USED DRAINAGE TO CLEANUP RELEASED SEDIMENTS. CO CC TO FROZEN CONDITIONS.. WHEN WEATHER CONDITIONS MAKE DISCHARGES LIKELY. I � , ' I f N SLOW, AND THE HAZARD OF EROSION IS SLIGHT. -. \\ - 25.PROVIDE PERMANENT EROSION CONTROL MEASURES ON ALL EXPOSED AREAS. DO NOT REMOVE TEMPORARY 0 \ ;; 2- QUANTAMA LOAM (HYDROLOGIC GROUP "C"). l ---_�-_IJ�� W_R_n {I L I--I i-�_l-�_i-��I- , SEDIMENT CONTROL PRACTICES UNTIL PERMANENT VEGETATION OR OTHER COVER OF EXPOSED AREAS IS IMIMZ 'LJ I 3- WOODBURN SILT LOAM (HYDROLOGIC GROUP "C"). ESTABLISHED. HOWEVER, DO REMOVE ALL TEMPORARY EROSION CONTROL MEASURES AS EXPOSED AREAS BECOME * HOLD A PRE-CONSTRUCTION MEETING OF PROJECT CONSTRUCTION PERSONNEL THAT INCLUDES THE INSPECTOR TOCC �� I THE SITE GENERALLY SLOPES DOWN FROM THE SOUTHEAST CORNER OF THEDISCUSS EROSION AND SEDIMENT CONTROL MEASURES AND CONSTRUCTION LIMITS. i t . � • I STABILIZED, UNLESS DOING SO CONFLICTS WITH LOCAL REQUIREMENTS. PROPERLY DISPOSE OF CONSTRUCTION W TAX LOT 500 1 {,y i PROPERTY TO THE NORTHWEST CORNER. MATERIALS AND WASTE, INCLUDING SEDIMENT RETAINED BY TEMPORARY BMPS. * ALL INSPECTIONS MUST BE FADE IN ACCORDANCE WTH DEQ 1200-CN PERMIT REQUIREMENTS. 0 TAX MAP 2S101BA ' ' ~~ ; I • I ON-SITE SOILS HAVE A MODERATE TO HIGH EROSION POTENTIAL. 26.IF VEGETATIVE SEED MIXES ARE SPECIFIED, SEEDING MUST TAKE PLACE NO LATER THAT SEPTEMBER 1; THE TYPE * INSPECTION LOGS MUST BE KEPT IN ACCORDANCE WITH DEQ'S 1200-CN PERMIT REQUIREMENTS. U TAX LOT X010' 1 AND PERCENTAGES OF SEED IN THE MIX MUST BE IDENTIFIED ON THE PLANS. * RETAIN A COPY OF THE ESCP AND ALL REVISIONS ON SITE AND MAKE IT AVAILABLE ON REQUEST TO DEQ, AGENT, TAX LOT 40 ,r TAX MAP 2810 BA ;X MAP 2S IBA , A; RECEIVING WATER BODIES: 27.ALL PUMPING OF SEDIMENT LADEN WATER SHALL BE DISCHARGED OVER AN UNDISTURBED, PREFERABLY OR THE LOCAL MUNICIPALITY. DURING INACTIVE PERIODS OF GREATER THAN SEVEN (7) CONSECUTIVE CALENDAR 0 ( �, " I VEGETATED AREA, AND THROUGH A SEDIMENT CONTROL BMP I.E. (FILTER BAG). DAYS, RETAIN THE ESCP AT THE CONSTRUCTION SITE OR AT ANOTHER LOCATION. �' SN .:;�- THE SURFACE RUNOFF WILL BE ROUTED TO A PROPOSED DETENTION TANK, THEN TO 29.IF WATER OF THE STATE IS WITHIN THE PROJECT SITE OR WITHIN 50 FEET OF THE PROJECT BOUNDARY, MAINTAIN ....,y C A STORMFILTER AND FLOW CONTROL MANHOLE. AFTER THAT THE OVERFLOW WILL BE DRAWN BY: SN ROUTED DOWNSTREAM TO A CULVERT WITH ULTIMATE CONNECTION TO FANNO CREEK. 28.ALL EXPOSED SOILS MUST BE COVERED DURING THE WET WEATHER PERIOD, OCTOBER 01 - MAY 31. THE EXISTING NATURAL BUFF tK WITHIN THE 50-FOOT ZONE FOR THE DURATION OF THE PERMIT COVERAGE, OR CHECKED BY: CEG MAINTAIN LESS THAN THE ENTIRE EXISTING NATURAL BUFFER AND PROVIDE ADDITIONAL EROSION AND SEDIMENT RATIONALE STATEMENT DESIGNED BY: GENERAL EROSION CONTROL SEQUENCING: CONTROL BMPS. SCALE: AS NOTED SITE MAP 1. INSTALL STABILIZED CONSTRUCTION ENTRANCES A COMPREHENSIVE LIST OF AVAILABLE BEST MANAGEMENT PRACTICES (BMP) OPTIONS BASED ON DEQs GUIDANCE MANUAL HAS DATE: 06/08/2016 • =1 00BEEN REVIEWED TO COMPLETE THIS EROSION AND SEDIMENT CONTROL PLAN. SOME OF THE ABOVE LISTED BMP's WERE NOT 2. INSTALL SEDIMENT CONTROL FENCE CHOSEN BECAUSE THEY WERE DETERMINED TO NOT EFFECTIVELY MANAGE EROSION PREVENTION AND SEDIMENT CONTROL FOR THIS ���0 PRopFss 3. INSTALL INLET PROTECTION AROUND EXISTING CATCH BASINS ii O .O PROJECT BASED ON SPECIFIC SITE CONDITIONS, INCLUDING SOIL CONDITIONS TOPOGRAPHIC CONSTRAINTS ACCES IB LITY TO THE _5 I �o 4. CLEARING, GRUBBING, AND DEMOLITION , SITE, AND OTHER RELATED CONDITIONS, AS THE PROJECT PROGRESSES AND THERE IS A NEED TOOT I ��e o EF,p 2�r SHEET INDEX 5. TEMPORARY GRADING/MASS EARTHWORK ACTION PLAN WILL BE SUBMITTED. R r�wr.D FOR COD COMPLIANCE - PE r . 6. INSTALL PRIVATE STORM DRAINAGE UTILITIES cc APP C050 EROSION & SEDIMENT CONTROL DOVER SHEET INITIAL OREGON o C051 - DEMOLITION, TREE PRESERVATION do REMOVAL EROSION & SEDIMENT PLAN 7. BUILDING CONSTRUCTION ACTIVITIES " •,a P kr, "' OTCs - f J s� AV� C052 - ERASION & SEDIMENT CONTROL PLAN "'"° '� °T fi4,`g C053 - EARLY GRADING PLAN 8. CO FINAL LANDSCAPING AND SITE STABILIZATION C Kluft be1 , If'"'1 PERMITTEE'S SITE INSPECTOR: JOHN SHORT Permit .��T t� '-- 4C0('---3- <• .,,s, �s °�` before you dig. Address: i , E�WARp C054 - EROSION & SEDIMENT CONTROL DETAILS 7Z C055 - EROSION & SEDIMENT CONTROL DETAILSR11 COMPANY/AGENCY: LEASE CRUTCHER LEWIS �uiie#_ I 1 RENEWS JUNE 30 2017 o r PHONE' 503-223-0500 REVISIONS ,� „ FAX' 503-969-1121 By: di •;, ,r; Dates / W } � ' E-MAIL' John.Short®Iewisbuilds.com room a DESCRIPTION OF EXPERIENCE: THIRTY FIVE YEARS OF EXPERIENCE WORKING AS A SUPERINTENDENT ON CONSTRUCTION SITES INCLUDING OF ALL SIZES. OFFICE COPY JOB NUMBER N N- w ATTENTION EXCAVATORS: 4762 OREGON LAW REQUIRES YOU TO FOLLOW RULES ADOPTED BY THE OREGON UTILITY NOTIFICATION z CENTER. THOSE RULES ARE SET FORTH IN OAR 952-001-0010 THROUGH OAR 952-001-0090. YOU SHEET MAY OBTAIN COPIES OF THESE RULES FROM THE CENTER BY CALLING 503-232-1987. IF YOU HAVE ANY QUESTIONS ABOUT THE RULES, YOU MAY CONTACT THE CENTER. YOU MUST NOTIFY THE CENTER C()5()Y AT LEAST TWO BUSINESS DAYS, BEFORE COMMENCING AN EXCAVATION. CALL 503-246-6699. Q _ J LLI CCC..). _ ' rrrll _ CC >~ LEGEND I WI y _ _ _ - he LI:2 5 _ _ ° w J EXISTING EXISTING ';j S ` �'�; , - _ _ SW DARTMOUTH STREET cc a a EXISTING TREE TO REMAIN o STORM SEWER CLEAN OUT o a STORM SEWER CATCH BASIN o j�� ® / % 11 •z o EXISTING TREE TO BE REMOVED STORM SEWER AREA DRAIN © \ /, ' / _ I c• a O Z J STORM SEWER MANHOLE OO / /, 4/ ›- FIRE FIRE HYDRANT GAS METER - - - s� ; cn o u, z GAS VALVE \ \ /'- / ...--//1/ TAX LOT 100 I N z WATER BLOWOFF , / / /r---__/ (`" / TAX MAP 2S101BA ` o Z co cn WATER METER9.; / \ Z a' ,;, r, z_ n GUY WRE ANCHOR `` l / I `' ¢ '' N c� a WATER VALVE D4 POWER POLE • r / - / • o o z ® POWER VAULT ? "' / EXISTING STREAM - - c� z�r? ,n w ~ DOUBLE CHECK VALVE . 1 0-'' Z Cr) " to w Til ,� / EXISTING CULVERT ���� y ^ Y in o L z CC AIR RELEASE VALVE ' POWER JUNCTION BOX 0 t �,, f /1i A Allik oV w w POWER PEDESTAL 0 r' i - _�= 11 Q SANITARY SEWER CLEAN OUT o ' ... , __ ______________ SANITARY SEWER MANHOLE O COMMUNICATIONS VAULT I /, riii 1 �_ WETLAND AREA ` Z o SIGN COMMUNICATIONS JUNCTION BOX d ,f f �/ o COMMUNICATIONS RISER 0 EXISTING DISCHARGE 1OINT / / 1 - , "" WETLAND AREA , ' ' oN STREET LIGHT ,�' r I I S69'23'5813. �\ 1 t cv ) A ' I ",'' /I (5 1 MAILBOX IMBI ; i� \ -- z; -" '� 1 �,. .,\-, t� '. . .r:; • < 0 roll] r �,vek , / t 4. 1 �'`-,, ` I 1r EXISTING de EROSION CONTROL :p. ; - - I �, / ;/ I �- III .� U Z O CONSTRUCTION ENTRANCE PER \"mow , / / I ( \ / / / / ' l /t1 ! �■ TREE PROTECTION FENCING DETAIL 855/C053 41 ;:2 / ; �,` \� � � UNDTURBED ; _ _ / / ) 1• �\ f ,BOUNDARY LINE x j 1 „7,77 1 2\ �, '-' 1 _- ' / Uni = DISTURBED AREA BOUNDARY e�r� / { \ ' � ,761111/ f -/ -,r I _ x 0., 1 EXISTING CONTOUR 1 FT r' \,„0, ��.�`. \ / / ✓7 / / ”' / / I 2 = _� ter'" / I,I 77.-7. EXISTING CONTOUR 5 FT //1 \_' o ----' LLI 03 \ f f / �- r f TEMPORARY CONSTRUCTION FENCE ■ - - - f �� " +�`� �! 50' VEGETATED CORRIDOR \ '� ■ �+ �!`'�'"' "'"'"""" / / p� I R' �- � J SEDIMENT FENCE PRE GRADING x x -�__ �� w =• -. . y • ` //' ``= . / , / / II I 1 ~ xx XX `' r� I — ` ,f // / / i "// /V/,= �- FLOW ARROW (TYP.) / f f ' �'.- , s, ',.�`e (2 0 SEDIMENT FENCE POST GRADING // f '' "' WATER LINE — — — — wnr— — — —war— 4#734;At.44- d X I 1 STORM SEWER UNE - - - -sn+- - - -STA— , 4 !;r� �"` lc -- ' / / } ' ! , , iaum CHECK DAM PER f, TEMPORARY SOIL STOCKPILE AND STAGING AREA r� ,y " / .---:---11 ,` 1 -'"� / / / '' "� III >Il� / ❑ IRRIGATION LINE - - - -ERR - - - - - INSTALL , ' / -'' `� i - .� ,, / 7 '� I I i t � 0 CC DETAIL 845/C053 (IYP) I STOCKPILE TO BE COVERED W111 I PLASTIC - -�" -'" - �' -� N OF PRE-GRADED RUNOFFil 1. - ' SHEETING PER DETAIL 810/C053.ALL EXCESS r/ - ''� ____,F, ` / r' / r` �Z1 DIRECTION f MATERIAL SHALL BE REMOVED FROM THE SITE --~ �-- / f Q a .--` -- TAX LOT00 �°' ..-� / _ - , ji TION r f,. ' ' � . . TAX MAP- 101BA J / '` .., -�`` �-- i .%' �'' , �-� V INLET PROTECTION lYP p INSTALL INLET PROTECTION I / f _�., ` /` f / _ �—/ - �-- �- f I J o ( ) ❑ PER DETAIL 915 C503 & 7' / 11 IQ ( .-- ---� `-` '" �_- f ' • i "."` x ra„„.„,.. 920/C054 �'01 , / / f ,' -- �.,-- ' r'f Alit� : GRAVEL CONSTRUCTION ENTRANCE ■ % / f / / / i f / VI/ f ,msµ--° Z r /17 I J ) �,� /// f '/ - REMOVE EXISTING STONE . / .,_-__ ----,��"�----.-'` ---- -/ .- �` -!' J1 - a _ ' f '` / / �/�� '/ =' RETAINING WALL AND STAIR = - •� f - ' ''. J / / ( )‘...--. ...-Ic} I I 1 ( ' / 'f / �� 0�`; f .. --/ /' e-s ✓' r-' �-•/ f f } v r«i OLIMIT OF SOIL DISTURBANCE TYP. !�j , CL€ twf / �,, / / �, f .--�, f . _-�` :p, W—'— W I-- I l / / / / / / /1/—;.....- ----f/ .7" ,/ / / / / / i / 4757-7 x , / / / ,,,,/ -' f-- l' CC Lill -1----1 d A ilixt / / / ./..7.-- ___-----"'"' / / ...„---" .-/----;/ / \ \-- -- _-- > 1 __— / / f ��" GROSS AREA: 4.54 ACRES / s`; =' / ------ .. Z c"5 2 TREE TABLE ✓/' f / / / �r 'f ., � / / s'! f ''�' ,� / �" © --TREE NO. SPECIES DBFI(IN) £ 1! 1 / fl �` / f ",� / .'- / / // f /f / / f f- .- / ,.-° Ort ,' _- =-� ! _�221Z----� 0 Z1471E] DECIDuaus 5P.III j IA 14711 DECIDUOUS 5 1 7 f f / / / �� • , • f'� so f f VVV . - o 11015 DECIDUOUS 6,7,10 / t REMOVE EXISTING. / i / / { ' jam'•--'' / // '/ f oM`` / /7 i / f f r' / �^ -- J,.. . -2 i Cn 11044 DECIDUOUS 22 1 TREE (TW.) / f , / / f 1- .....---- 11045 DECIDUOUS 17 /cy‘ { ) .. -a- / / /� ,,'' --.-----''1,.---4'; J '' �• ^ //IV' / 7' f f / 7 -I ��/�_ 11046 DECIDUOUS 13,16 i ' I s l�1136/ ! 1: ✓ / f / / f �r �! ✓ ��� -• / O �/ / ! f �-� j' <' �'����+i 14 06 11047 DECIDUOUS 10 / �6 ' // f 7-- /// / ! j 1 .-�' , ' r,,�- . ..... /- ! .. . _.. o ' a 11369,/ / / >� s' / .,..a / -- .,- -- / ` -4,,,, 25--T- 14 Z 11048 DECIDUOUS I7 � ,� 1 7 � 1�..---� ; � t I I� f � // / / ` �,/ � g/'` ,.7,,,,,,,,...---,,,„ ,...,,--7..,-7.-- .7 .,�'"` ,A^� '� •f ,/� � ,.� � � 11049 DECIDUOUS 10 t u I � 1x054 DECIDUOUS 15 " > 5 f� , r.-,• .,, 11367 INSTALL SEDIMENT FENCE / 1 / / / `" '' 7— 7, / 4 � - ---- 0 11072 DECIDUOUS 11, 11, 11 --' -.-\\ .\-`14 �/' ' PER CWS DETAIL 875/CO53 / / / / / / / f 7 / -'"` / 7' / —REMOVE EXISTING 7, d,-- �- , , fi ...•--2.2.1"'' W 11079 DECIDUOUS 7,8, 10 R '1 I ❑ �1� �� f / f / f f / /" / `'�" .�,'.--/f / f TREE {TYP.} 7 �: 11119 DECIDUOUS 16 1 1`' 4s / / / ,'r �" r / / r' ,f' ��'' ' 11122 DECIDUOUS 12,12,12 PRE-CONSTRUCTION, CLEARING. AND DEMOLITION NOTES 7- � ci, - ,- - '` j °' �I f / / �'` / ,�' -�`' ,-A �-- r" s W o 11130 DECIDUOUS 12 1. ALL BASE ESC MEASURES (INLET PROTECTION, PERIMETER SEDIMENT CONTROL, GRAVEL CONSTRUCTION ENTRANCES, ETC.) MUST I T ' c� ' �` may. �J 1 I / ,� f ` ✓`' -'_ / �' * 4.1 / r- ,�,.-11/4 '� '':-.-.-4,41•.• ._.-• ---- 11132 CONIFEROUS 38 BE IN PLACE, FUNCTIONAL, AND APPROVED IN AN INITIAL INSPECTION, PRIOR TO COMMENCEMENT OF CONSTRUCTION ACTIVITIES. _,,_" , 1• --.... ' r Il f '� f *'�� / �4, / ,!y / --- , 22 11133 DECIDUOUS 10 ,. ( 9' ''` 4.4' ► / ---/ / I\ \ I- 11134 DECIDUOUS 8 2. SEDIMENT BARRIERS APPROVED FOR USE INCLUDE SEDIMENT FENCE, BERMS CONSTRUCTED OUT OF MULCH, CHIPPINGS, OR OTHER �` ;s i��t / �" �- 10710. INSTALL TREE PROTECTION FENCE 1,:96Cer f _ 1 �3t}-- cmi, 11139 DECIDUOUS 12 SUITABLE MATERIAL, STRAW WATTLES, OR OTHER APPROVED MATERIALS. `I ' .sr ,� :aim: 11160 DECIDUOUS 26 'N _,_ 74,5411.1.1..1 • - . _ ER DETAIL 1/C054 (IYP.) / I l'" • .t, DESIGNED BY: SN DECIDUOUS 1S RESOURCES INCLUDING BUT NOT LIMITED TO TREES WETLANDS AND RIPARIAN PROTECTION AREAS SHALL BE CLEARLY EXISTING CONTOURS LINE (TYP.) �= 5, �� l ' - R/7184:7- O ' ,� ' P ----- DRAWN BY: SN 11161 DE 3. SENSITIVE ESO �� 3 11164 DECIDUOUS 15 DELINEATED WITH ORANGE CONSTRUCTION FENCING OR CHAIN LINK FENCING IN A MANNER THAT IS CLEARLY VISIBLE TO ANYONE .� /�' 3, '' R15.01 a 1 ` ; ' r, - ry tx�v •... ,- 11,193` ' i CHECKED BY: CEG 11169 DECIDUOUS 8 IN THE AREA. NO ACTIVITIES ARE PERMITTED TO OCCUR BEYOND THE CONSTRUCTION BARRIER. 7,,/ , \ Al' .. �y�� s r- _; , ,w x,19 , i " .:g. �-� ' ��n , TAX .SOT 4011 1 �`�.. � _. ,.. �— --r- SCALE: AS NOTED 11170 DECIDUOUS 25 0 ' 11181 DECIDUOUS 27 4. CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF 11122 r ` f0 14 "` 1. ,ru``-, DATE: 06/08/2016 TAX MAP ZS101BA �- �, 11111 CONIFEROUS 13 THE PROJECT. ADDITIONAL MEASURES INCLUDING, BUT NOT LIMITED TO, STREET SWEEPING, AND VACUUMING, MAY BE REQUIRED �, � ,d `� '�12+ .. �--- 11193 CONIFEROUS 34 TO INSURE THAT ALL PAVED AREAS ARE KEPT CLEAN FOR TIME DURATION OF THE PROJECT. " 1 I / / / �`. ,/ f / -' ' 30050 ' �� ' \����pPRp��ss/O 11194 CONIFEROUS 23 / / G 4 N F� / 11196 DECIDUOUS 14 5. RUN-ON AND RUN-OFF CONTROLS SHALL BE IN PLACE AND FUNCTIONING PRIOR TO BEGINNING SUBSTANTIAL CONSTRUCTION / ce f r ' d �j �i"'_ :1: lE11365 DECIDUOUS 15 ACTIVITIES. RUN-ON AND RUN-OFF CONTROL MEASURES INCLUDE: SLOPE DRAINS WILD OUTLET PROTECTION), CHECK DAMS, J 11119 / / 111 '9'f "`ill 11366 DECIDUOUS �,11,11, 15 SURFACE ROUGHENING, AND BANK STABILIZATION. ( TAX LOT 401 Y< 1:13 1y041. , - - ,/--- 11367 11367 DECIDUOUS 1D,1s TAX MAP 2S101BA • / / 0 046 ' , �'-- - oy OREG N 11359 DECIDUOUS 7 `v __. ., 1X€b4 ,A1161 Qi 4 • " 1 �'�T. 14,1(P.en cz,Q 30004 DECIDUOUS 6 - I 2 / 1'1 0 1107��,; 048 - fps CI-A- G� 34001 DECIDUOUS 8 NOTE: / it 110 . . r_DI 30002 DECIDUOUS 15 " /", EROSION AND SEDIMENT CONTROL PLANS ASSUME "DRY WEATHER a THESE t = "�`^r � ~�0 1104' ----.1 k, 1 �~�T I REVISIONSRENJUNE 30 2017 m CONSTRUCTION. °WET WEATHER" CONSTRUCTION MEASURES NEED TO BE 111 / t-.-- --�_ 11 r 9 EXISTING BUILDING � ,. _ �I APPLIED BETWEEN OCTOBER 1ST AND MAY 31ST. „ / /0 / / ,. TO REMAIN -.431-- c_) _2 " SCALE 1 = 30 FEET t �, ; �' Li) ! M !e I r 111 4 / 1// / / i �!1 N 30 0 a2 18 24 30 7f ,,` L _ . /� 1 t...�- / / 2 JOB NUMBER ` J f ' TAX LST 40 / . 4762 cL, / /1 / ef ( TAX MAP 2S101BA / 4 / "'`�` / 6 /� I _4/ f / j�,, , 23 -- SHEET ^� 11079 Lif.., 1 „-, i 7 411O72 / 4� C051 U) LIJ GRADING, STREET AND UTILITY EROSION AND SEDIMENT CONSTRUCTION NOTES: ' CC U j O 1. SEED USED FOR TEMPORARY OR PERMANENT SEEDING SHALL BE COMPOSED OF ONE OF THE FOLLOWING MIXTURES, ' II r•• 'f' +t ;Y9 _ UNLESS OTHERWISE AUTHORIZED: 1 J ;. ,. t;,�.. y, . ,� ►�� •�� _ SW DARTMOUTH STREET A. VEGETATED CORRIDOR AREAS REQUIRE NATIVE SEED MIXES. SEE RESTORATION PLAN FOR APPROPRIATE SEED j I.. . , ,• ' / a a MIX. t • . , . ,' a 4A B. DWARF GRASS MIX (MIN. 100 LB./AC.) i � . �,:' �, / ``/ - /, �� li z N 1. DWARF PERENNIAL RYEGRASS (80% BY WEIGHT) ,4/ • \_ �/ \ / / - o 2. CREEPING RED FESCUE (20% BY WEIGHT) .' , / // l a z a C. STANDARD HEIGHT GRASS MIX (MIN. 100LB./AC.) / / Z _ 1. ANNUAL RYEGRASS (40% BY WEIGHT) I \ 9 / �'� - -/ _ - - '` N Lu z 2. TURF-TYPE FESCUE (60% BY WEIGHT) ,J/ CI > z 2. SLOPE TO RECEIVE TEMPORARY OR PERMANENT SEEDING SHALL HAVE THE SURFACE ROUGHENED BY MEANS OF / J / z ¢ cs) J TRACK-WALKING OR THE USE OF OTHER APPROVED IMPLEMENTS. SURFACE ROUGHENING IMPROVES SEED BEDDING AND �. I / I J ° °CLr) "' Z w �Itrcoc,9 Eo CC 1 / la- / ZSOMi o w Q REDUCES RUN-OFF VELOCITY. \ I� f / / j > EXISTING STREAM CD N Z LC? c w W 1 z ,nQoo z 3. LONG TERM SLOPE STABILIZATION MEASURES SHALL INCLUDE THE ESTABLISHMENT OF PERMANENT VEGETATIVE COVER IA ;f \ y �-- r� EXISTING CULVERT ' �„ J I O cc SEEDING WIN APPROVED MIX AND APPLICATION RATE. �� 4, ' --'�_._ 11111111L `�� WETLAND AREA ,c a' ¢ Y Z 0 j ara � o w wi4. TEMPORARY SLOPE STABILIZATION MEASURES SHALL INCLUDE: COVERING EXPOSED SOIL WIN PLASTIC SHEETING, STRAWl ( 4.____Li___\\._ ._____ ¢MULCHING, WOOD CHIPS, OR OTHER APPROVED MEASURES. lWETLAND AREA / Z o1 - 111°:..1). f c � CV EXISTING DISCHARGE P01 f \ \ I "`. O t IN 0_ 5. STOCKPILED SOIL OR STRIPPINGS SHALL BE PLACED IN A STABLE LOCATION AND CONFIGURATION. DURING WET WEATHER i \ \ ‘00PERIODS, STOCKPILES SHALL BE COVERED WIN PLASTIC SHEETING OR STRAW MULCH. SEDIMENT FENCE IS REQUIRED AROUND 1 `� J l / l� \ \ ' ! \ " \ j / �.J._ 1 cP \ 14�. a3 as 1 rn 79 A, j ',9 c' is �; rn Q �" ci o < 0 WTHE PERIMETER OF THE STOCKPILE. " 4 -" T7- T ` `'�\ �\ 1 � - WAT f 6. EXPOSED CUT OR FILL AREAS SHALL BE STABILIZED THROUGH NE USE OF TEMPORARY SEEDING AND MULCHING, EROSION �, r li.- I �+ / 1 1 VEGETATED CORRIDOR r� R ' / 0 Z , `� I f SEE SPL FOR APPROVED �` / A 1 f �/ O CONTROL BLANKETS OR MATS, MID SLOPE SEDIMENT FENCES OR WATTLES, OR OTHER APPROPRIATE MEASURES. SLOPESCONSTRUCTION ENTRANCE PER : _ _ �; , I \ ENCROACHMENT / \\ ‘1‘ I I �` A / EXCEEDING 25% MAY REQUIRE ADDITIONAL EROSION CONTROL MEASURES. DETAIL 855/C053 ; �� ,.\I_ _ _ �„_ _ \` - __-\\\ ,+ UNDISTURBED if tet- 1 / I ❑ itl �; ,.. � '--�~ - �_ _..ter=-=_ - - � •� � AREA , / � j � � � /- �!� � / �� �� � ca JET TO WIND EROSION SHALL USE APPROPRIATE DUST CONTROL MEASURES INCLUDING THE APPLICATION OF IL ,��; _ `__- - / r I 7. AREAS SUBJECT •` - ___ _ / JT W J A FINE SPRAY OF WATER, PLASTIC SHEETING, STRAW MULCHING, OR OTHER APPROVED MEASURES. .IFig` lr' /%'' '~ =_= 11t . ri _ - X (/' _ My :��: //,j� A ;- "Y _ _-�--- Y- 111 1++ ,,s _ --ilk _-_-_-_� -_-- �- - -_`--- 1 1 1 1 NMAINTAINED FOR THE ��: �.�o �' �. , �' -- - - `� \\\+� ~1 r-r- • AKS DRAWING FILE: 4762 C053 ESC_GRADING.DWG I LAYOUT: EARLY GRADING PLAN Is -w.... "^-� .7-' Gia ''''. ''''''''"1 ''',,....,•..,t,,,, --I a X CJI_ X rri ____ ==„.,"""..-7 .4111ri__, ,,.....:,* r--- ---.- ----- \i rr.„ ....,,,,,,,,,.. 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CHAPTER 4 OF CLEAN WATER a N 1):11 ~� rQM� SO/L 01 SERVICES EROSION PREVENTION .;,:� r,.�.�%'.;:< SERVICES EROSION PREVENTION Z ►" URT BLALaIKET AND SEDIMENT CONTROL 01111 ` UNDISTURBED < r , / / kNDSEQIMcNT CONTROL clic PLANNING AND DESIGN MANUAL. \ f VEGETATION ����!<,��;' .,.,;'�•� �I� PLANNINGANDDESIGNMANUAL. Z 111L . / . c) \ 0. -'1:-;:t.,' ,:- L. . ---7.-- e _, -c) z < Q r �''" \ \ \ .40L F� oo z r , If' r. i,i � iii , CI ¢ � Q ____1_1.:: 110111 4, ' ` .r i �/i moi/ /�,<,! ,�/ O z r---(c) c.1 0. al r r /\ \\�\ '11�� 41'I yl'I ''I � i��^'1 '•!'�''%/ •'r i r��'' '' �/�c9 LLj = 0 CD [p N/ 7-1:e r it 41 1____,_____-_-_--------- ' if illit ...7_,......", r /2_,:i /\/% O/MINIMUM MS. OVERLAP -_icy � ����r � : ;,��,.; ' L. ,e c6., , „ u2.1 Q �AA/ • + . -' � ��- CULTIVATE SOIL TO CREATE FURROWS �:� j,�� co / + *+ + +* ++ ++++ +++*++ �++:•+ ++4 -JPERPENDICULAR TO SLOPE f..�.%:�',�,': /�,,/'% ,"� O o MIN ¢ '`OVERLAP r / j ++++ * + t +• + + * + a / �/,„:,;,-;,?,.,,,,:.:, . 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TYPICAL TYPICAL SLOPE _ , BARRIER REQUIRED 0 TOE OF SLOPE. f• !-060��',,,t ;4'� "��I'�;.-. :.f s*' s" ---i-'.-:.:.:-,....:<!-,,, „' / r ' `�`r'� USE DOZER TRACKS TO CREATE GROOVES SOIL STABILIZATION ,..4 / ,� �>� ��1i R►�1� , jj/\ \ . �\ PERPENDICULAR TO SLOPE � co /ij IL'� / / PLASTIC SHEETING \�1' ��" '. .� _ E \•BERMv v.• A vV �_ 411. 4..14'''''ill -Ipt- �-:-.V,- ��� NOTES. 1. SLOPE SURFACE SHALL BE FREE OF ROCKS, \\ /\I\./(\/\\/\\/ '�''-•"• \30.......?....k WCLODS, STICKS AND GRASS. MATS/BLANKETS NOTES' _G1 SHALL HAVE GOOD SOIL CONTACT. NOT TO SCALE 1. MINIMUM 12" OVERLAP OF ALL SEAMS REQUIRED. 2. APPLY PERMANENT SEEDING BEFORE PLACING 2. BARRIER REQUIRED 0 TOE OF STOCK PILE. , �,♦ % ..-- --("0 -- PROFILE 0 0 1 BLANKETS. 3. COVERING MAINTAINED TIGHTLY IN PLACE AF ` �'• NTS 3. LAY BLANKETS LOOSELY AND STAKE OR Z STAPLE TO MAINTAIN DIRECT CONTACT WITH BY USING SANDBAGS OR TIRES ON ROPES WITH A -_ --11W NOTES: THE SOIL. DO NOT STRETCH. MAXIMUM 10' GRID SPACING IN ALL DIRECTIONS. FOR FURTHER INFORMATIONICC LL z ON DESIGN CRITERIA SEE i- - i' 1. STAKING OF BAGS REQUIRED USING (2) 1"X2" WOOD STAKES OR APPROVED EQUAL PER BAG. ❑ 4. STAKING OR STAPLING LAYOUT PER CHAPTER 4 OF CLEAN WATER 2. SURFACE MUST BE SMOOTH BEFORE APPLICATION, m1� LL MANUFACTURERS SPECIFICATIONS SERVICES ER0510N PREVENTION - 3. CHECK DAMS CAN BE CONSTRUCTED USING STRAW WATTLES OR OTHER MATERIALS AS APPROVED AND SEDIMENT CONTROL --- ,::"N BY THE DISTRICT OR CITY. CC 0 11 0 FILL BLNKTSLP PLANNING AND DESIGN MANUAL. CHECK DAM �' MATTING SLOPE INSTALLATION CleanWater Services PLASTIC SHEETING CleanWater Services SURFACE ROUGHENING CleanWater Services BIO FILTER BAG CleanWatle�r ` Services x 1- Sur commitment is clear. Our commitment is clear. CAT TRACKING •ur commitment is clear. Our commitment is clear. DRAWING NO. 805 REVISED 12-06 DRAWING NO. 810 REVISED 12-q6 DRAWING NO. 830 REVISED 12.06 DRAWING NO. 845 REVISED 12-06 MAY BE USED SHORT TERM Y --- .0 R W/ UTILITY WORK AND W/ -__ / ANGLE FILTER FABRIC PHASING QF DEVELOPMENT `= =_.:,r W J Q�,00,65S Q .00°.* � -....,..,,o,4„ FENCE TO ASSURE SOIL IS TRAPPED�' 1• ,••.f \�!• T 4-V • full •ii1mil,sijs. ie.?.nt ae ` , 3i 41D '�lD`� h tY,�•. . FLOW " II lt' :11''''11:111111111'1 11qQ 4 v n > .,.'O .4. a` =` I111f pd€€r€im d`d.... ♦ �,� ,.�" " � -�"`� 11!'Il1' I, •1� =111! II IIiir.iii.0i rsYrr,sn r• lli11€ {I'' s 3, i SLOpE ` „�,Inlllll'r,1I w p;l�y€s II f W�:• ;s Q I Ulfllllili1 "", €�€,€D' . p �- WOflb STAKE h1111111 Itl'll' " '�/ X•, '•Q•'.► 'I •.�' '\ rIII XI�rr1l ::: /� 1. • b '4 PLACE WATTLES ALONG SLOPE CONTOURS. 'Hsi Til 41131lr1'II MI cn ❑ / =•►.p•' 4e.4: } `'• v Q 1 PROFILE I ;,€iiltltl, ��w„iNa€ iesr.•7r u l r !Milli 1 ••••0° �/ RADIUS = 25' MIN. • s ' -A ► •1•~^R , INTERLOCKED "� ' -�� [ ▪ .a. �,o�4 �,S 2"x 2" POSTS ` _• .. O CLEAN PIT RUN OR 3"- 6" CLEAN ROCK • P se- 51 � AND ATTACH PLAN VIEW :: . 4\C) ��� NTS �,-, Y .. 60" AREA DRAIN Z CC SUBGRADE REINFORCEMENT \CO' + -. ' M.y1, :i;.,:.;-:.--,-;-<;.,: CATCH BASIN GEOTEXTILE, AS REQUIRED P� Q USE STITCHED LOOPS RICE, COCONUT OR EXCELSIOR WATTLES ,,-', � Y h;s,h� DEPTH 3' minimum .... [OVER 2"x 2" POSTS NOTES: Cn Z 3,-„,,,,,,.,,:N: - y I.11 from tae slope. • "' r '"r'u1�I +20' MIN. FOR SINGLE FAMILY AND DUPLEX RESIDENTIAL p 97 1. BURY BOTTOM OF FILTER FABRIC 6" -� ' FLOW 1°"sa s�1i11i n I VERTICALLY BELOW FINISHED GRADE. STAGGERs. I Iu1f11i1111 O O �IIIU nr�, Ll Ilu(IIII, GRAVEL CONSTRUCTION I �' 2. 2"x 2" FIR, PINE OR STEEL JOINTS ,:4 --� •, , : J Cf) W W CIC 0 Ix I-- C? SIGN TO BE POSTED AT ALL TIMES • S. a a CC w = a I- Q z v HIGHLY VISIBLE . c 1" REBAR FOR BAG REMOVAL FLAGGING ATTACHED TO TOPS J 0 Z ANCHOR POSTS SHOULD BE OF ANCHOR POSTS g >o z CATCH BASIN GRATE cx MINIMUM 2„ STEEL U CHANNEL �- CONCRETE WASHOUT E W z o x OR 2"X2" TIMBER, 6' IN L 8} MAX PIT AREA WITH SIGN. Z N co wx Zo J E 1:L. u-) n M � � a Ix CATCH BAST , z r W N 4*‘"4.+#..4V i Z Kj rri c Z uj z 4MIN ; coQ z0 . . .�� ,##I;. ♦ �+ e EXPANSION RESTRAINT .. .. i u, ,,. •* . ��� � LI- •., '•A - EXISTING GROUND ¢ - 1- I 7 . ..g.. 4 4.I):#4*44 o-4.9-g4j . ,..,.. .- ./././"/./.... //7/1771-77"77/1//' f i7 ��i��i/./,viii BACKFILL AND GRADE TO 0 N STORM PIPE 1��� %///i 'i�//////J////!//TT/ //!///�/�/ .'." �i$ MATCH EXISTING UPON 0 rD ANCHOR POSTS MUST BE . COMPLETION OF PROJECT 64 0W � .A . ' r • • INSTALLED TO A DEPTH OF �_ USE 8" WIRE 'U' _ - a F NO LESS THAN 1/3 THE J�' 3' MIN. c .• . ,. • .: . D, :° ATO SECURE FENCE _w , __. -18" MIN. 0 z O _ a . . �. TOTAL HEIGHT OF POST (TYP) v .� - •A, � . BOTTOM _.._ ._-_. .% . . . b .: .` •11'4.=.11 W' 2 NOTES: `" �- AIS=''IL--i-Il=114^ ~- •�-1111r-lL�Ilcll-- 1 �nP) z 2"X2"X 4" RUBBER BLOCKS 1. BLAZE ORANGE OR BLUE PLASTIC MESH FENCE FOR TREE PROTECTION DEVICE, PLASTIC LINED -111741F11=11=.,. 0 ONLY 11#11,7%, . Z_ POLYPROPLENE 2. BOUNDARIES OF PROTECTION AREA WILL BE ESTABLISHED IN THE FIELD BY THE MI i=m1 FILTER SACK (WOVEN) CONTRACTOR PRIOR TO CONSTRUCTION ,l' 3. BOUNDARIES OF PROTECTION AREA SHOULD BE STAKED AND FLAGGED BY THE / 4' MIN CONTRACTOR PRIOR TO INSTALLING DEVICES. 2 m WOVEN POLYPROPLENE SACK 4. AVOID DAMAGE TO CRITICAL ROOT ZONE. DO NOT DAMAGE OR SEVER LARGE NOTE: CONTRACTOR SHALL TAKE PRECAUTIONS SO AS TO NOT OVERFLOW PIT. ROOTS WHEN INSTALLING POSTS. Lill CI3 5. DEVICE SHOULD BE MAINTAINED THROUGHOUT CONSTRUCTION. NOTES: IA 1. REMOVE AND LEGALLY DISPOSE OF WASTE MATERIAL WHEN IT ACCUMULATES TO 2/3 OF WET STORAGE CAPACITY OF NOTE: PIT. 0 0 1. RECESSED CURB INLET CATCH BASINS FOR FURTHER INFORMATION 2. CONCRETE WASHOUT AREA TO BE REPAIRED AND/OR ENLARGED AS NECESSARY TO MAINTAIN CAPACITY FOR ON DESIGN CRITERIA SEE MUST BE BLOCKED WHEN USING FILTER CHAPTER 4 OF CLEAN WATER CONCRETE. Z FABRIC INLET SACKS. SIZE OF FILTER SERVICES EROSION PREVENTION 3. UPON COMPLETION OF CONSTRUCTION ACTIVITIES REQUIRING CONCRETE WASHOUT, THE WASHOUT SHALL BE REMOVED FABRIC INLET SACKS TO BE DETERMINED AND SEDIMENT CONTROL BY MANUFACTURER. PLANNING AND DESIGN MANUAL. AND THE AREA RESTORED TO FINISH GRADE AND EXISTING CONDITION. a LI- INLET PROTECTIONCC 0 CC TYPE 5 C1eanWater Services in— Q NI o DRAWING NO. 920 REVISED 12-06 Our commitment is clear. 0 O TREE PROTECTION FENCING Co54 CONCRETE TRUCK WASHOUT C054 I NTS NTS I z u) W J 2 — U) 0 cla J 0 zcc Qi— w cn DESIGNED BY: SN DRAWN BY: SN CHECKED BY: CEG SCALE: AS NOTED DATE: 06/08/2016 ,c04.p PROFE`S'S N �5 GINE � 2 4� � :f.--PES r cD ci 0 29s� A OREG4-11 /:7U 'A� '°T •14,19 • FS EDWARD G� LA RENEWS: JUNE 30 2017 REVISIONS wuJ U N W 8 N JOB NUMBER w LD SHEET 0 Li, C055 if / / LU CC f,, 1 / ) \ '4' IS / I ' �`'� \ 101... 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' _-. \ \ \\ \i - \t. \ \\, ,� \ .- , \\ \ \ L\\ ` �‹ t t °t\ l t t.� -. _ ---- -- -- • `\ rr. ! - ---- --_ _ - Q \ \\\!! \Z•,\\\\\L\\\\tw* ..�TYr,�,�. `..�T\r�\\\ \\y\ ��\ t\ ����\' _1 1 ! N mill %dm � \Q \.\\!\ t`jtt t\ tit° \\ 0\\\ \\t\t \ \ \ \LLL\\ \y\ ° \ \\ ! � °\lL,. !_ .^ 't �0 it \\\\\.L\ \`Lt\ \\'\\\y! \\\\\ \ t\\\\ \ y!\\l\L\\ \.\l \\ °QL° tt \ �tt \t\ �^� I "�t t \ n▪ ! i t t y t t\\! \\•, \\1 \\y\ \\\ t\\ \\ \ � \\t J -� 411(111 1 \ s\ t\ \t \l♦ • Lti! tL \ \ \ \\ \��\\\\y\\�\\,`\\ \\\*\\\\\\ \\\ \\\\\\\\\\\\\ \;,`\\\\j \\\\` / VEGETATEDCORRIDORENHANCEMENTPLANTING AREA. EVENLY DISTR€BUTE '' • I< CIMI r¢-: \\\ia `°tl\• \ \°\Qr\. Lt\,Qt `°\ \\ \tyQ\ \\\\.lt \\!\ \.t iL\\ i\i Q \i\!!\ ``* F- i \ PLANT SPECIES THROUGHOUT ARI=A IN GROUPS OR SINGLES FOR A NATURALLY �' . t\ \\ \\ \\ \\ • L t\ \ t L t , \\y \\w\ `\\\ APPEARING PLANTING SCHEME. REFER TO PLANT SCHEDULE THIS SHEET. 11 H \�1..1Lkt�„i rtli\0.° \ �ti�i ,� ti °`1 °\ \\\ \ �\ / 4 t, . ciCa) et 0 : \ rt_t,, TC\\ . c-\s.i �\, , \\ tl L Rt ��r, , . \\. 6. I ''N 50' VEGETATED CORRIDOR _ W .J 0 . _:4, •:, i .. ,., Lli 03 : 2 M (,) 0 0 0 . , I ' 10-01 III SCALE 1" == 20 FEET (5 0 PLANTING NOTES (PER CWS DESIGN do CONSTRUCTION STANDARDS. APPENDIX A PLANTING REQUIREMENTS. JUNE 2007 VEGETATED CORRIDOR ENHANCEMENT PLANT SCHEDULE ): 200 8 12 18 20 PLANTING SPECIFICATIONS FOR ON-SITE VEGETATED CORRIDOR ENHANCEMENT AREA: 1. CONTRACTOR IS RESPONSIBLE FOR FAMILIARIZING THEMSELVES WITH THE REQUIREMENTS AND STANDARDS OF CLEAN WATER SERVICES DESIGN AND CONSTRUCTION MANUAL, < l'IL • 0.33 ACRES (14,375 SQUARE FEET) REMAINING DEGRADED VEGETATED CORRIDOR APPENDIX A AND COMPLYING WITH ALL APPLICABLE STANDARDS. .... ILL ❑ • 0.04 ACRES (1,745 SQUARE FEET) DEGRADED REPLACEMENT VEGEATED CORRIDOR MITIGATION AREA • 0.05 ACRES (2,178 SQUARE FEET) TEMPORARY VEGETATED CORRIDOR DISTURBANCE AREA 2. PRIOR TO ANY SITE CLEARING, GRADING, OR CONSTRUCTION, THE VEGETATED CORRIDOR AND WATER QUALITY SENSITIVE AREAS SHALL BE SURVEYED, STAKED, ANDCC 0 CC TOTAL ON-SITE VEGETATED CORRIDOR PLANTING AREA: 0.42 ACRES (]8,297 SQUARE FEET) TEMPORARILY FENCED PER THE APPROVED EROSION CONTROL PLAN. DURING CONSTRUCTION THE VEGEATED CORRIDOR SHALL REMAIN FENCED AND UNDISTRUBED EXCEPT AS ALLOWE BY CWS R&O 07-20, CHAPTER 3. ,� , ,,,,\„„E„..\\.,..,\\\° QTIES. SCIENTIFIC NAME COMMON NAME SIZE/MIN. HT* SPACING/SEEDING RAT£ °\i ° , 3, IF THERE IS ANY ACTIVITY WITHIN THE SENSITIVE AREA, THE APPLICANT SHALL GAIN AUTHROIZATION FOR THE PROJECT FROM THE OREGON DEPARTMENT OF STATE LANDS pas -,,,,,,, ",,o, ,\ . TREES (TOTAL 182) ‘`.\\ \‘`\\‘',\\\ 91 AGER MACROPHYLLUM BIG LEAF MAPLE 2 GAL 3' HT. 10' O.C. (DSL) AND US ARMY CORPS OF ENGINEERS (USAGE). HE APPLICANT SHALL PROVIDE CWS OR ITS DESIGNEE (CITY OF TIGARD) WITH COPIES OF ALL DSL AND USACE i / PROJECT AUTHORIZATION PERMITS. \\ ,\\\\„ti 91 PSEUDOTSUGA MENZIESII DOUGLAS FIR 2 GAL/ 3' HT. 10' O.C, CI:' `\ `•,.e SHRUBS (TOTAL 915) 4. INVASIVE SPECIES OBSERVED WITHIN THE VEGETATED CORRIDOR UPLAND PLANTING AREAS INCLUDE HIMALAYAN BLACKBERRY AND CANADIAN THISTLE. INVASIVE SPECIES 183 HOLODISCUS DISCOLOR f OCEANSPRAY 1 GAL/18" HT. 4'--5' O.C. I CONTROL CONSISTENT WITH CLEAN WATER SERVICES' INTEGRATED VEGETATION AND ANIMAL. MANAGEMENT GUIDE (IVAM) IS REQUIRED PRIOR TO INSTALLING NEW 0 183 MAHON#A NERVOSA CASCADE OREGON GRAPE [ 1 GAL/4” HT. 4'-5' O.C. I ENHANCEMENT PLANTINGS. DURING REMOVAL OF INVASIVE VEGETATION CARE SHALL BE TAKEN TO MINIMIZE IMPACTS TO EXISTING NATIVE TREE AND SHRUB SPECIES. I 183 ROSA GYMNOCARPA BALDHIP ROSE ( 1 GAL/18" HT. 4'-5' O.C. CI 183 RIBES SANGUINEUM RED FLOWERING CURRANT 1 GAL/18" HT. 4'-5' O.C. 5. PLANTINGS SHOULD PREFERABLY BE INSTALLED BETWEEN FEBRUARY 1 AND MAY 1 FOR BARE ROOTS AND SEEDS AND BETWEEN OCTOBER 1 AND NOVEMBER 15 FOR CONTAINERS. BARE ROOT PLANTS MUST BE INSTALLED DURING THE LATE WINTER/EARLY SPRING DORMANCY PERIOD. CONTAINERIZED PLANTS MAY BE INSTALLED AT �� 183 SYMPHORICARPUS ALBUS SNOWBERRY 1 GAL/]8" HT. 4'-5' O.C. OTHER SEED MIX TIMES OF THE YEAR, HOWEVER ADDITIONAL MEASURES (I.E. DEEP MULCHING, POLYMER SOIL ADDITIVES PLUS WATERING, ETC.) MAY BE NECESSARY TO ENSURE PLANT CC AS NEEDED AGROSTIS EXARATA SPIKE BENTGRASS SEED I 1 L8 PLS/ACRE SURVIVAL DURING THE TWO-YEAR MAINTENANCE PERIOD. IICE FOR BARE BROMUS CARINATUS NATIVE CALIFORNIA BROME SEED 1 2 LBS PLS/ACRE CC ummil 6. IRRIGATION IS NECESSARY FOR THE SURVIVAL OF THE VEGETATED CORRIDOR ENHANCMENT PLANTINGS AND SHALL USED DURING THE TWO-YEAR MAINTENANCE PERIOD. SOIL AREAS DESCHAMPSIA ELONGATA SLENDER HAIRGRASS SEED 2 LBS PLS/ACRE WATERING SHALL BE PROVIDED AT A RATE OF AT LEAST ONE-INCH PER WEEK BETWEEN JUNE 15 AND OCTOBER 15 AND AS REQUIRED TO ENSURE HEALTHY PLANT 0 0.. > 25 SF __-_-- ESTABLISHMENT. *BARE ROOT MAY BE SUBSTITUTED FOR CONTAINER PLANTS BASED ON AVAILABILITY. IF BARE ROOT PLANTS ARE USED, 7. PLANTING, SOIL PREPARATION, AND SEEDING SHALL BE PERFORMED DURING OPTIMAL WEATHER CONDITIONS TO MINIMIZE SEDIMENT IMPACTS. SITE DISTURBANCE SHALL BE THEY MUST BE PLANTED DURING THE LATE Y R Cir) (5 E WINTER ALSPRING DORMANCY PERIOD. / MINIMIZED AND NATIVE VEGETATION RETAINED WHERE POSSIBLE. CI Z 8. A MINIMUM OF 12" OF NATIVE TOPSOIL IS REQUIRED BY CWS. EXISTING TOPSOIL ON SITE SHALL BE PROTECTED FROM CONTAIMINATION, COMPACTION, AND OTHER um! mimmi DISTURBANCE DURING CONSTRUCTION ACTIVITY TO MAINTAIN SOIL INTEGRITY. TOPSOIL SHALL BE NO FREE OF NON-NATIVE INVASIVE SEED BANKS OR PLANTS 9REFER TO CWS IVAM MANUAL FOR INVASIVE SPECIES REMOVAL STANDARDS. CONTRACTOR SHALL FIELD ADJUST PLANTINGS ON SITE AS REQUIRED TO AVOID CONFLICTS WITH NATIVE EXISTING VEGETATION AND OTHER SITE FEATURES. PLANT i - 9. Z PLACEMENT SHALL BE CONSISTENT WITH NATURALLY OCCURRING PLANT COMMUNITIES; PLANT PLACEMENT AND SEEDING SHALL PROMOTE MAXIMUM VEGETATIVE COVER TO 44 < MINIMIZE WEED ESTABLISHMENT. PLANT AND SEED REQUIREMENT IS TO ACHIEVE 100% AERIAL COVERAGE AT MATURITY. limn J 10. PLANTINGS SHALL BE MULCHED A MINIMUM OF THREE INCHES 1N DEPTH AND 1$ INCHES IN DIAMETER TO RETAIN MOISTURE AND DISCOURAGE WEED GROWTH AROUND NEWLY INSTALLED PLANT MATERIAL. MULCH SHALL BE OF A TYPE APPROVED BY CWS SUCH AS COMPOSTED BARK OR LEAVES THAT HAVE NOT BEEN CHEMICALLY TREATED. LIU on MULCH SHALL BE AVOIDED IN FREQUENTLY INUNDATED AREAS TO AVOID MIGRATION OF MULCH INTO WATER-WAYS AND LEACHING OF NUTRIENTS. 11. TREE AND SHRUB PLANTINGS SHALL BE PROTECTED FROM WILDLIFE DAMAGE (E.G. BEAVER, NUTRIA) BY INSTALLING TREE-PROTECTOR TUBES OR WIRE MESH CYLINDERS0 AROUND NEWLY INSTALLED PLANTINGS. LU 12. IRRIGATION: IRRIGATION FOR THE VEGETATED CORRIDOR SHALL CONSIST OF A TEMPORARY SYSTEM. CONTRACTOR SHALL PROVIDE A 'DESIGN-BUILD' PLAN WITH HEAD, VALVE, AND PIPE LAYOUT, DISTRICT-APPROVED DOUBLE CHECK VALVE, AND BA I EERY OPERATED ZONE CONTROLS. OBTAIN LANDSCAPE ARCHITECT AND CITY APPROVAL OF PLAN PRIOR TO CONSTRUCTION. REFER TO CLEAN WATER SERVICES (CWS) DESIGN AND CONSTRUCTION STANDARDS MANUAL AND MAINTENANCE NOTED THIS SHEET. THE DESIGNED BY: 5R/KAH IRRIGATION SYSTEM SHALL BE SEPARATELY ZONED IN ORDER TO BE VACATED/DISCONNECTED AT THE END OF THE TWO-YEAR MAINTENANCE PERIOD AND ACCEPTANCE BY CWS, WATERING SHALL BE A AT MINIMUM RATE OF 1" PER WEEK FROM JUNE 1ST-OCTOBER 15 AND AS REQUIRED FOR PLANT ESTABLISHMENT. THE IRRIGATION SYSTEM DRAWN BY: KAH SHALL BE WINTERIZED TO ASSURE LONGEVITY AND GUARD AGAINST DAMAGE FROM FREEZING TEMPERATURES, CHECKED BY: SR/CEG 13. PLANT TAGGING FOR DORMANT SEASON IDENTIFICATION SHALL BE USED AS REQUIRED BY CWS. SCAtI: AS NOTED a DATE: 06/21/2016 EtU MAINTENANCE PLAN: e 1. CLEAN WATER SERVICES REQUIRES A TWO-YEAR MAINTENANCE PERIOD FOR VEGETATED CORRIDOR ENHANCEMENT. INVASIVE SPECIES CONTROL IS TO BE CONDUCTED797/f TWICE PER YEAR (BY JUNE 1 AND SEPTEMBER 30) BASED ON THE SITE INSPECTIONS. ADDITIONAL SEASONAL MAINTENANCE SHALL BE DETERMINED BY SITE MONITORING 61 Ata • AND SHALL INCLUDE BUT NOT BE LIMITED TO PRUNING, PLANT REPLACEMENT, AND IRRIGATION SYSTEM OPERATION, MAINTENANCE, AND WINTERIZATION. t"' KIRk HAUSWALD %0 ' OREGON 2. PLANT SURVIVAL: CLEAN WATER SERVICES' SUCCESS CRITERION FOR VEGETATED CORRIDOR ENHANCEMENT IS 80% SURVIVAL OF TREE AND SHRUB PLANTINGS DURING THE 08/06/13 ED TWO YEARS FOLLOWING PLANTING, THE VEGETATED CORRIDOR LANDSCAPING SHOULD BE MONITORED ANNUALLY IN THE SPRING OR FALL TO ASSESS SURVIVAL OF TREE AND SHRUB PLANTINGS. IF ANY MORTALITY IS NOTED ON THE SITE, THE FACTOR LIKELY TO HAVE CAUSED MORTALITY OF PLANTINGS IS TO BE DETERMINED AND 94 PDXIP7 eL CORRECTED IF POSSIBLE. IF SURVIVAL FALLS BELOW 80% AT ANY TIME DURING THE TWO-YEAR MAINTENANCE PERIOD, THE PLANTINGS SHALL BE REPLACED AND OTHER Q CORRECTIVE MEASURES, SUCH AS ADDITIONAL MULCHING OR IRRIGATION, MAY NEED TO BE IMPLEMENTED. IF REPLANTING IS NECESSARY, THE MAINTENANCE PERIOD WILL REVISIONS • BE EXTENDED FOR TWO YEARS FROM THE DATE OF REPLANTING. cac) 3. INVASIVE SPECIES TO MONITOR FOR INCLUDE, BUT ARE NOT LIMITED T0: HIMALAYAN BLACKBERRY (RUBUS AMENIACUS), REED CANARYGRASS (PHALARIS ARUNDINACEA), TEASEL (DIPSACUS FULLONUM), CANADA AND BULL THISTLE (CIRSIUM ARVENSE AND C. VULGARE), SCOTCH BROOM (CYTISUS SCOPARIS), PURPLE LOOSESTRIFE (LYTHRUM qt SALICARIA), JAPANESE KNOTWEED (POLYGONIUM CUSPIDATUM), MORNING GLORY (CONVOLVULUS SPECIES), GIANT HOGWEED (HERACLEUM MANTEGAllIANUM), ENGLISH IVY JOB NUMBER (HEDRA HELIX), NIGHTSHADE (SOLANUM SPECIES), AND CLEMATIS (CLEMATIS LIGUSTICIFLIA AND C. VITALBA). REMOVAL AND CONTROL OF INVASIVE SPECIES SHALL 4762 CONFORM TO CLEAN WATER SERVICES STANDARDS; REFER TO CWS IVAM GUIDANCE MANUAL. ED SHEET a 6 Ln L200