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<br /> IRODLAN D TOIFOTAL m
<br /> SECTION 7 TOWNSHIP 28 N , RANGE 5 E , W. M . Z
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<br /> TEMPORARY EROSION/
<br /> SEDIMENTATION CONTROL NOTES MAINTENANCE OF SILTATION BARRIERS: WATER NOTES
<br /> 1. ALL ENVIRONMENTALLY SENSITIVE AREAS AND THEIR BUFFERS SHALL BE uJ
<br /> FLAGGED FOR EASY IDENTIFICATION BEFORE CLEARING TAKES PLACE. SILTATION BARRIERS SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND AT LEAST 1. ALL WORK AND MATERIAL SHALL CONFORM TO CITY OF EVERETT STANDARDS
<br /> AFTER THESE AREAS ARE FLAGGED AND CLEARING LIMITS ARE APPROVED,
<br /> DAILY DURING PROLONGED RAINFALL. CLOSE ATTENTION SHALL BE PAID TO THE REPAIR OF AND OR WSDOT APWA STANDARD SPECIFICATIONS, AS APPLICABLE.
<br /> AN AREA WIDE ENOUGH TO INSTALL A SILT FENCE AT THE CLEARING LIMITS, DAMAGED BALES, END RUNS AND UNDERCUTTING BENEATH BALES. NECESSARY REPAIRS TO
<br /> BY HAND OR BY MECHANICAL MAY BE CLEARED. THE TOP OF BARRIERS OR REPLACEMENT OF BALES SHALL BE ACCOMPLISHED PROMPTLY. SEDIMENT 2. NO CONNECTION TO THE EXISTING MAINS WILL BE ALLOWED EXCEPT BY r
<br /> LEVEL ITS SHOULD BE OF DEPOSITION REACHESAFTER EACH S APPROXIMATELY/NFALL ONE-HALFEY MUSTTHE HEIGHTE THED WHEN THE
<br /> BARRIER. ANY a<<a a a a
<br /> THE SILT FENCE SHALL BE REFLAGGEDMETHODS,AFTER INSTALLATION. IF A SILTMEANS OF AN APPROVED BACKFLOW PREVENTION DEVICE PRIOR TO
<br /> FENCE IS NOT REQUIRED, THE AREA SHALL BE DELINEATED USING AN SEDIMENT DEPOSITS REMAINING IN PLACE AFTER THE STRAW BALE BARRIER IS NO LONGER SATISFACTORY FLUSHING, TESTING, DISINFECTION, AND RECEIPT OF -
<br /> REQUIRED SHALL BE DRESSED TO CONFORM TO THE EXISTING GRADE, PREPARED AND SEEDED. SATISFACTORY BACTERIOLOGICAL TEST RESULTS. �)
<br /> 2. ALL PERIMETER EROSION AND SEDIMENT CONTROL SHALL BE CONSTRUCTED,
<br /> OPERATIONAL, AND INSPECTED BY THE PUBLIC WORKS INSPECTOR PRIOR 3. TAPS ON EXISTING MAINS WILL BE MADE BY THE CITY AT THE DEVELOPER'S �eY kO4
<br /> TO INITIATION OF CLEARING AND GRUBBING OPERATIONS. HANDLING OF SILT LADEN WATER: EXPENSE. '6
<br /> 3. DANGER TREES SHALL BE IDENTIFIED THROUGH A JOINT INSPECTION4. _ •4n, Y`'
<br /> 1. DURING WINTER GRADING OPERATIONS, EXTRA CARE SHALL BE EXERCISED TO AVOID RELEASE THE CITY OF EVERETT ENGINEERING DEPARTMENT CONSTRUCTION DIVISION
<br /> INVOLVING BOTH THE DEVELOPER AND PUBLIC WORKS INSPECTOR. NO OF SILTY WATER FROM THE CONSTRUCTION SIT RELEASES SHALL NOT INCREASE THE MUST BE NOTIFIED AT LEAST 24 HOURS PRIOR TO COMMENCING �_•..� -.
<br /> TREES SHALL BE REMOVED UNTIL PERMISSION IS OBTAINED FROM THE TURBIDITY OF SITE RUNOFF MORE THAN 5 NTU'S ABOVE BACKGROUND. CONSTRUCTION. •:1
<br /> 4. WHERE POSSIBLE, NATURAL VEGETATION SHALL BE MAINTAINED FOR 2. THE TEMPORARY SEDIMENT POND SHALL BE SAMPLED FOR TURBIDITY PRIOR TO DISCHARGE TO ��•••1'"•..•� ,
<br /> WI
<br /> EROSION AND SEDIMENT CONTROL THE DOWNSTREAM CORRIDOR. PONDS TH PERSISTENT TURBIDITY LEVELS EXCEEDING THE 5. THE OWNER OR THE OWNER'S AUTHORIZED AGENT SHALL NOTIFY UTILITIES SO
<br /> BACKGROUND BY MORE THAN 5 NTU'S SHALL BE PUMPED OUT AND SPRAYED INTO THICK OF A PERSON WHO CAN BE CONTACTED REGARDING PROBLEMS DURING
<br /> 5. AS CONSTRUCTION PROGRESS AND SEASONAL CONSIDERATIONS DICTATE NATIVE VEGETATION WITHIN THE PROPERTY OR TRUCKED OFF SITE FOR APPROVED DISPOSAL CONSTRUCTION ON A 24 HOUR BASIS.
<br /> THE EROSION CONTROL FACILITIES SHALL BE MAINTAINED AND/OR ALTERED ALL DISCHARGES MUST MEET CODE REQUIREMENTS OF SNOHOMISH COUNTY AND THE WASHINGTON
<br /> • AS REQUIRED TO ENSURE CONTINUING EROSION/SEDIMENT CONTROL. STATE WATER QUALITY STANDARDS FOR TURBIDITY.
<br /> 6. ALL TEMPORARY EROSION AND SEDIMENT CONTROL BMP'S SHALL BE SEWER NOTES
<br /> 3. DISCHARGES NEAR SENSITIVE AREAS WILL NOT BE PERMITTED. IF SILTY WATER CANNOT BE
<br /> MAINTAINED IN A SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING SETTLED PRIOR TO DISCHARGE IT MUST BE TRUCKED TO A SAFE DISPOSAL AREA.
<br /> AND/OR CONSTRUCTION IS COMPLETED, PERMANENT DRAINAGE FACILITIES 1. ALL WORK AND MATERIALS SHALL CONFORM TO THE CITY OF EVERETT
<br /> ARE OPERATIONAL, AND THE POTENTIAL FOR EROSION HAS PASSED.
<br /> STANDARDS AND WSDOT/APWA STANDARD SPECIFICATIONS.
<br /> 7. AT A MINIMUM, EROSION AND SEDIMENT CONTROL FACILITIES SHALL BE STORM DRAINAGE NOTES
<br /> MAINTAINED MONTHLY, OR FOLLOWING EACH RUNOFF-PRODUCING STORM, 2. NO PART OF THE SANITARY SEWER SYSTEM SHALL BE COVERED, CONCEALED,
<br /> TO ENSURE PROPER OPERATION OF ALL EROSION AND SEDIMENT CONTROL OR PUT INTO USE UNTIL IT HAS BEEN TESTED, INSPECTED, AND APPROVED
<br /> 1. ALL WORK AND MATERIALS SHALL CONFORM TO CITY OF EVERETT STANDARDS AND/OR BY THE CITY INSPECTOR. Can n
<br /> 8. APPROVAL OF THIS PLAN DOES NOT CONSTITUTE AN APPROVAL OF DESIGN, WSDOT/APWA STANDARD SPECIFICATIONS AS APPLICABLE. V,
<br /> SIZE, NOR LOCATION OF PERMANENT PIPES, RESTRICTORS, OR DETENTION 3. APPROXIMATE LOCATIONS OF EXISTING UTILITIES HAVE BEEN OBTAINED FROM ' '
<br /> FACILITIES; BUT IS AN APPROVAL OF EROSION AND SEDIMENT CONTROL 2. NO PART OF THE DRAINAGE SYSTEM SHALL BE C OVERED, CONCEALED OR PUT INTO USE AVAILABLE RECORDS AND ARE SHOWN FOR CONVENIENCE. THE CONTRACTOR LII
<br /> UNTIL IT HAS BEEN TESTED, INSPECTED, AND ACCEPTED BY THE CITY. SHALL BE RESPONSIBLE FOR VERIFICATION OF LOCATIONS AND TO AVOID F
<br /> 9. THE PUBLIC RIGHT-OF-WAY SHALL BE KEPT CLEAN. TRACKING OF MUD 3. APPROXIMATE LOCATIONS OF EXISTING UTILITIES HAVE BEEN OBTAINED FROM AVAILABLE DAMAGE TO ANY ADDITIONAL UTILITIES NOT SHOWN. IF CONFLICTS WITH O
<br /> AND DEBRIS FROM THE SITE WILL NOT BE ALLOWED. FAILURE TO COMPLY RECORDS AND ARE SHOWN FOR CONVENIENCE. THE CONTRACTOR SHALL BE RESPONSIBLE EXISTING UTILITIES ARISE DURING CONSTRUCTION, THE CONTRACTOR SHALL
<br /> WITH THIS CONDITION WILL RESULT IN ALL WORK ON THE SITE BEING FOR VERIFICATION OF LOCATIONS AND TO AVOID DAMAGE TO ANY ADDITIONAL UTILITIES NOT NOTIFY THE PUBLIC WORKS INSPECTOR, AND ANY CHANGES REQUIRED SHALL
<br /> SHOWN. IF CONFLICTS WITH EXISTING UTILITIES ARISE DURING CONSTRUCTION, THE
<br /> 10. THE WASHINGTON STATE CLEAN AIR ACT REQUIRES THE USE OF ALL KNOWN, CONTRACTOR SHALL NOTIFY THE PUBLIC WORKS INSPECTOR AND ANY CHANGES REQUIRED BE APPROVED BY THE CITY ENGINEER PRIOR TO COMMENCEMENT OF
<br /> SHALL BE APPROVED BY THE CITY ENGINEER PRIOR TO COMMENCEMENT OF RELATED RELATED CONSTRUCTION ON THE PROJECT
<br /> AVAILABLE, AND REASONABLE MEANS OF CONTROLLING AIR POLLUTION, CONSTRUCTION ON THE PROJECT.
<br /> INCLUDING DUST DUST CAN BE CONTROLLED BY WETTING EXPOSED SOILS, 4. ALL SEWER MAIN EXTENSIONS WITHIN THE PUBLIC RIGHT-OF-WAY OR IN
<br /> WASHING TRUCK WHEELS BEFORE THEY LEAVE THE SITE AND INSTALLING 4. ALL STORM DRAIN WORK MUST BE STAKED BY SURVEY FOR LINE AND GRADE PRIOR TO EASEMENTS MUST BE STAKED BY SURVEY FOR LINE AND GRADE PRIOR TO
<br /> AND MAINTAINING ROCK CONSTRUCTION ENTRANCES. CONSTRUCTION STARTING CONSTRUCTION.
<br /> VEHICLE TRACKOUT IS A MAJOR SOURCE OF DUST AND ANY EVIDENCE OF STARTING CONSTRUCTION.
<br /> TRACKOUT CAN TRIGGER FINES FROM THE DEPARTMENT OF ECOLOGY OR 5. RESTRICTOR INSTALLATION SHALL COMPLY WITH CITY STOS. 412 A, B&C.
<br /> THE PUGET SOUND AIR POLLUTION CONTROL AGENCY
<br /> 11. EVERY EFFORT SHALL BE MADE TO CLOSE UTILITY LINES BY THE END OF
<br /> THE DAY AND MATERIAL EXCAVATED DURING UNDERGROUND UTILITY
<br /> CONSTRUCTION SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES(WHERE PIPE SPECIFICATIONS:
<br /> CONSISTENT WITH SAFETY AND SPACE CONSIDERATIONS).
<br /> PLACEMENT REQUIREMENTS FOR CULVERTS AND STORM SEWER INSTALLATION SHALL BEWON c
<br /> AS INDICATED IN THE WSDOT/APWA SPECIFICATIONS SECTIONS 7-02 AND 7.04, Q CN co a,
<br /> RESPECTIVELY, AND AASHTO SPECIFICATIONS. PIPE MATERIALS SHALL COMPLY WITH
<br /> SECTION 9-05 OF THE WSDOT/APWA SPECIFICATIONS WITH THE FOLLOWING Q
<br /> CLARIFICATIONS: W
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<br /> TEMPORARY EROSION/SEDIMENTATION xi xi
<br /> 1. DOUBLE WALLED (SMOOTH INTERIOR) CORRUGATED POLYETHYLENE PIPE MEETING THE LU CO LO
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<br /> CONTROL NOTES (WINTER): REQUIREMENTS OF AASHTO M 252 IN 8 INCH SIZE AND AASHTO M 294S IN SIZES 12" L.L. LH d' d'
<br /> THROUGH 36", IS AN ACCEPTABLE ALTERNATIVE FOR SCHEDULE A CULVERT PIPE, AS ..' `-
<br /> 1. FOR AREAS THAT ARE AT FINISHED GRADE, THE GROUND WILL BE SHOWN ON WSDOT/APWA STANDARD PLAN B-17 AND FOR STORM SEWERS IN Ce
<br /> ACCORDANCE WITH THESE STANDARDS. THE ENDS OF THE PIPE SHALL BE BEVELED TO
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<br /> HYDROSEEDED AND IMMEDIATELY COVERED WITH STRAW OR OTHER MATCH THE SLOPE. CORRUGATED POLYETHYLENE PIPE SHALL NOT BE USED WHEN a W
<br /> BEVELED SLOPES ARE FLATTER THAN 4:1. FOR ANY PIPE LENGTH SECTION THAT IS TO
<br /> BE BEVELED ON THE END, THE MINIMUM LENGTH OF THE UNBEVELED PORTION OF THE
<br /> 2. FOR AREAS THAT ARE NOT AT FINISHED GRADE AND WILL NOT BE WORKED PIPE SHALL BE 6 FEET THE PIPE SHALL BE INSTALLED IN A DESIGN A TRENCH AS N
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<br /> FOR 7 DAYS OR DURING PERIODS OF HEAVY RAINFALL, THE GROUND WILL SHOWN ON STANDARD DRAPING 9-210. FOR BURIAL DEPTHS EXCEEDING 15 FEET, THE N V
<br /> BE COVERED WITH STRAW OR OTHER APPROVED MULCHING. PIPE SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S Z
<br /> RECOMMENDATIONS AND THESE STANDARDS. 4
<br /> 3. FOR AREAS OVER 2:1 SLOPE THAT ARE NOT AT FINISHED GRADE, THE
<br /> GROUND WILL BE COVERED BY CLEAR PLASTIC SHEETING(6 MIL.). THE 2. IN PRIVATE DEVELOPMENTS, THE USE OF NON-SMOOTH INTERIOR CORRUGATEDci
<br /> POLYETHYLENE(AASHTO M-294, TYPE C)IS ALLOWED, EXCEPT WHERE THESE 0 Z
<br /> SHEETING WILL BE INSTALLED AND MAINTAINED TIGHTLY IN PLACE BY USING INSTALLATIONS ARE OR CAN REASONABLY BE EXPECTED TO BECOME PART OF THE •�
<br /> SAND BAGS OR TIRES ON ROPES AS REQUIRED. COUNTY MAINTAINED DRAINAGE SYSTEM. Ca) W Z
<br /> ACCEPTANCE ALTERNATIVES FOR STORM PIPE LABELED AS ADS N-12: 2W
<br /> -REINFORCED CONCRETE PIPE.
<br /> CONTRACTOR RESPONSIBILITY -CORRUGATED HIGH DENSITY POLYETHYLENE PIPE(CPEP) 0
<br /> • -SMOOTH INTERIOR(SEE NOTE 1).
<br /> FOR EROSION/SILTATION CONTROL: -HIGH DENSITY POLYETHYLENE PIPE(HOPP). Z
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<br /> IT IS THE INTENT OF THIS TEMPORARY EROSION AND SILTATION CONTROL PLAN THAT STORM 3. MATERIALS AND SPECIFICATIONS ALL STEEL PIPES, CULVERTS, TANKS AND OTHER STEEL
<br /> WATER RUNOFF BE CONTROLLED AT ALL TIMES TO PREVENT SOIL EROSION AND TO MAINTAIN PARTS OF ANY STORM DRAINAGEOANOSR
<br /> SHALLASBE GALVANIZED THE AND HAVE A
<br /> WATER QUALITY. ANY AND ALL MEASURES NECESSARY TO DO SO SHALL BE EMPLOYED BY SPECIFICATIONS
<br /> 1 ASPHALTECTO 9 05G 3).BETTER U SPECIFIED IN TEWSPT STANDARD
<br /> THE CONTRACTOR. SPEC/FICA170NS SECTION 9-05.4(3). NOTE: ALUMINUM AND CONCRETE PIPES AND
<br /> STRUCTURES DO NOT REQUIRE A TREATMENT 1 COATING. [EDDS INT 5-06 g 2]
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<br /> REGARDLESS OF SITE, WEATHER, SOIL OR OTHER CONDITIONS, THE CONTRACTOR SHALL BE 0
<br /> FULLY RESPONSIBLE FOR ENSURING THAT EROSION DOES NOT OCCUR ON THE SITE AND THAT
<br /> POLLUTED OR SILT-LADEN RUNOFF DOES NOT LEAVE THE SITE OR ENTER INTO ANY CREEK, C CI-
<br /> STREAM, WETLAND OR WATER BODY ON THE SITE. N I
<br /> BEYOND THE MINIMUM REQUIREMENTS SHOWN ON THIS PLAN, THE CONTRACTOR SHALL BE CO z
<br /> RESPONSIBLE FOR SELECTING AND IMPLEMENTING APPROPRIATE METHODS, "BEST MANAGEMENT
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<br /> PRACTICES"(BMPs), FOR STORM WATER TREATMENT AND CONTROL THAT MEETS THE Q 0 U)Z
<br /> REQUIREMENTS OF BOTH THE WASHINGTON STATE DEPARTMENT OF ECOLOGY AND SNOHOMISH Z 1 .+>'
<br /> COUNTY/CITY OF EVERETT. C tom. W H
<br /> THE OWNER IS RESPONSIBLE FOR ENSURING WATER QUALITY ON THE JOBSITE. PRIOR TO O 0
<br /> COMMENCEMENT OF SITE WORK, THE OWNER SHALL PROVIDE PDS DOCUMENTATION THAT A 0 R. 0 a
<br /> QUALIFIED WATER QUALITY SPECIALIST HAD BEEN RETAINED FOR THE PURPOSE OF PROVIDING ›..., F _
<br /> WATER QUALITY MONITORING DURING CONSTRUCTION. A CONTACT PERSON, ON CALL 24 Q W Q
<br /> HOURS A DAY, SHALL BE IDENTIFIED FOR RAPID RESPONSE TO WATER QUALITY EMERGENCIES E U) Iz.
<br /> PRIOR TO CONSTRUCTION. O O LL J
<br /> THE CONTRACTOR SHALL BE RESPONSIBLE FOR MONITORING WEATHER FORECASTS AND STORM p Z H O
<br /> ACTIVITY AND SHALL SCHEDULE ALL PROJECT ACTIVITIES IN ANTICIPATION OF THE WEATHER. C 0 O 0
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<br /> . ALL SUPPLIES AND MATERIALS NECESSARY FOR IMPLEMENTING BMPs SHALL BE STORED ON .4j r2
<br /> SITE AND SHALL BE IMMEDIATELY AVAILABLE FOR USE. SUCH SUPPLIES AND MATERIALS 0 N
<br /> SHALL INCLUDE, BUT NOT BE LIMITED TO, STRAW BALES OR OTHER MULCHING MATERIAL, SILT L 0
<br /> FENCING AND STAKES, FILTER FABRIC, ETC.
<br /> DURING AND AFTER RUNOFF PRODUCING STORM EVENTS, CONTRACTOR SHALL MONITOR ALL W
<br /> EROSION CONTROL MEASURES AND SHALL PRIORITIZE IMPLEMENTATION AND MAINTENANCE OF PLAN APPROVED
<br /> EROSION AND SILTATION CONTROL MEASURES ABOVE ALL OTHERS.
<br /> CONTRACTOR SHALL USE ASSIGNED STOCKPILE AREAS WITHIN THE PLAT DEVELOPEMENT FOR
<br /> STORAGE AND HANDLING EXCAVATED SOILS
<br /> EVERETT J. DSD.BY
<br /> PUBLIC SERVICES DATE 12-0412 JMS
<br /> PUBLIC WORKS DATE:
<br /> A.4,-,,,-- ,. -=.v H_, 2, / DEPARTMENT 5/2/2012
<br /> UTILITIES DRAINAGE
<br /> SCALE:
<br /> CALL 48 HOURS A PUBLIC WORKS PERMIT IS REQUIRED PRIOR TO 1"=30'
<br /> STARTING ANY CONSTRUCTION ON THIS
<br /> BEFORE YOU DIG PROJECT. APPROVAL FOR THIS PROJECT DRAWING NO.
<br /> CITY ENGINEER IS CONDITIONAL PER CURRENT STANDARDS 5 5
<br /> 1-800-424-5555 AND EXPIRES UNLESS PERMIT
<br /> 6816 Evergreen Way- B1206-014 °F
<br /> ' FOR CONSTRUCTION HAS BEEN ISSUED.
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