HomeMy WebLinkAboutR-423518CONSTRUCTION NOISE NOTES
SWPPS PLAN NOTES
PUGET SOUND ENERGY (PSE) NOTES
CITY OF RENTON TESC NOTES
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1. FOR ALL COMMERCIAL, MULTI -FAMILY, AND NEW SINGLE-FAMILY HOMES,
CONSTRUCTION -RELATED NOISE IS ALLOWED:
7 AM TO 8 PM MON-FRI
9 AM TO 8 PM SAT, WORK ON THIS DAY IS BY CITY PERMISSION ONLY
NO WORK SHALL BE PERMITTED ON SUNDAY.
NO DELIVERIES SHALL BE SCHEDULED PRIOR TO 7:00 AM OR AFTER 6:00 PM.
2. CONSTRUCTION -RELATED NOISE IS NOT ALLOWED OUTSIDE OF ALLOWABLE HOURS, LEGAL
HOLIDAYS, OR SUNDAYS.
MOBILIZATION/STOCKPILE AREA NOTES
1. ANY EXCAVATED MATERIAL REMOVED FROM THE CONSTRUCTION SITE AND DEPOSITED ON
PROPERTY WITHIN THE CITY LIMITS MUST BE DONE IN COMPLIANCE WITH A VALID CLEARING
& GRADING PERMIT. LOCATIONS FOR THE MOBILIZATION AREA AND STOCKPILED MATERIAL
MUST BE APPROVED BY THE CITY INSPECTOR AT LEAST 24 HOURS IN ADVANCE OF ANY
DUMPING.
2. HAULING HOURS WITHIN THE RIGHT-OF-WAY ARE RESTRICTED TO MON-FRI 8:30 - 3:30.
STREET SWEEPING NOTES
1. CONTRACTOR SHALL IMMEDIATELY SWEEP THE PAVED CITY RIGHT-OF-WAY WHEN DIRT OR
OTHER CONSTRUCTION RELATED DEBRIS IS DEPOSITED.
DUST SUPPRESSION
1. DUST FROM CLEARING, GRADING, AND OTHER CONSTRUCTION ACTIVITIES SHALL BE MINIMIZED
AT ALL TIMES.
2. IMPERVIOUS SURFACES ON OR NEAR THE CONSTRUCTION AREA SHALL BE SWEPT,
VACUUMED, OR OTHERWISE MAINTAINED TO SUPPRESS DUST ENTRAINMENT.
3. ANY DUST SUPPRESSANTS USED SHALL BE APPROVED BY THE CITY OF RENTON.
PETROCHEMICAL DUST SUPPRESSANTS ARE PROHIBITED. WATERING THE SITE TO SUPPRESS
DUST IS ALSO PROHIBITED UNLESS IT CAN BE DONE IN A WAY THAT KEEPS SEDIMENT OUT
OF THE PUBLIC DRAINAGE SYSTEM.
GENERAL NOTES
1. EXISTING CONDITIONS:
A. CONTACT ALL NECESSARY UTILITY PURVEYORS TO COORDINATE UTILITY CUTOFFS AND
REMOVALS. VERIFY THAT ALL APPROPRIATE SERVICES HAVE BEEN DISCONNECTED.
B. CONFORM TO LOCAL GOVERNING REQUIREMENTS REGARDING NOISE CONTROL.
C. MAINTAIN SAFE VEHICULAR AND PEDESTRIAN TRAFFIC ROUTES:
2. ENSURE MINIMUM INTERFERENCE WITH ROADS, STREETS, ALLEYS, SIDEWALKS, AND ADJACENT
FACILITIES.
3. DO NOT CLOSE OR OBSTRUCT STREETS, FIRE LANES, SIDEWALKS, ALLEYS OR PASSAGEWAYS
WITHOUT PERMISSION FROM AUTHORITIES HAVING JURISDICTION.
4. IF REQUIRED BY GOVERNING AUTHORITIES, PROVIDE ALTERNATE ROUTES AROUND CLOSED OR
OBSTRUCTED TRAFFIC WAYS.
A. VERIFY LOCATION AND ELEVATION OF EXISTING UTILITIES AT POINTS OF CONNECTION PRIOR
TO COMMENCING WORK ON NEW UTILITY THAT IS TO BE CONNECTED TO THE EXISTING
UTILITY. COORDINATE WITH OWNER'S REPRESENTATIVE IF ACTUAL CONDITIONS ARE AT
VARIANCE WITH PLANS.
B. VERIFY LOCATION AND ELEVATION OF EXISTING UTILITIES SUFFICIENTLY IN ADVANCE OF
CONSTRUCTION TO ALLOW FOR COORDINATION AND MITIGATION OF CONFLICTS WITHOUT
DOWN TIME.
5. DIMENSIONS AND LAYOUTS:
A. THE CONTRACTOR IS RESPONSIBLE FOR PRESERVING ALL BENCHMARKS AND STAKES AND IS
REQUIRED TO REPLACE ANY STAKES OR BENCHMARKS THAT ARE DISPLACED OR MISSING.
B. THE CONTRACTOR IS RESPONSIBLE FOR REVIEW OF ALL UTILITY PURVEYOR AND CITY
RECORDS RELATIVE TO THE EXISTING UNDERGROUND UTILITIES. THE CONTRACTOR IS
RESPONSIBLE FOR AVOIDING DAMAGE TO THESE FACILITIES AND SHALL RESTORE ALL
UTILITIES AT CONTRACTOR'S OWN EXPENSE. THE CONTRACTOR IS TO NOTIFY THE OWNER'S
REPRESENTATIVE IMMEDIATELY IF UNDERGROUND UTILITIES NOT SHOWN ON RECORD
DOCUMENTS ARE ENCOUNTERED.
1. NO HAZARDOUS LIQUID PRODUCTS, INCLUDING BUT NOT LIMITED TO PETROLEUM PRODUCTS,
FUEL, SOLVENTS, DETERGENTS, PAINT, PESTICIDES, CONCRETE ADMIXTURES AND FORM OILS
SHALL BE STORED ON -SITE WITHOUT PRIOR APPROVAL. IF REQUESTED, THE CONTRACTOR
SHALL PROVIDE FOR SPILL CONTAINMENT IN ACCORDANCE WITH KING COUNTY AND CITY OF
RENTON REQUIREMENTS. CONTRACTOR SHALL PROVIDE A LIST OF THE TYPES AND SIZES OF
LIQUIDS THAT WILL BE STORED/HANDLED ON SITE. CONTRACTOR WILL ALSO SHOW THE
PROPOSED LOCATION FOR STORAGE ON A PROJECT SITE PLAN AND WILL PROVIDE A
PROPOSED METHOD OF SECONDARY CONTAINMENT. THE OWNER'S REPRESENTATIVE, THE CITY
AND KING COUNTY SHALL REVIEW AND APPROVE THE PLAN PRIOR TO STORAGE.
2. CONSTRUCTION WASTE SHALL BE PROMPTLY REMOVED FROM THE SITE AND SHALL NOT BE
STOCKPILED.
3. NO STATIONARY FUEL TANKS SHALL BE ALLOWED.
4. FUELING OF CONSTRUCTION EQUIPMENT SHALL BE A MOBILE FUEL TRUCK AND SHALL BE
ALLOWED ONLY IN PAVED AREAS. CONTRACTOR SHALL PROVIDE A PLAN FOR FUELING AREA
SPILL CONTAINMENT TO THE OWNER'S REPRESENTATIVE AND CITY OF RENTON WITH A
PROPOSED METHOD OF SECONDARY CONTAINMENT. THE OWNER'S REPRESENTATIVE AND CITY
OF RENTON, SHALL REVIEW AND APPROVE THE PLAN PRIOR TO FUELING. ALL SPILLS,
CONTAINMENT, AND CLEAN UP SHALL BE THE CONTRACTOR'S RESPONSIBILITY AND AT THEIR
OWN EXPENSE.
5. FUELING OF CONSTRUCTION EQUIPMENT SHALL ONLY BE ALLOWED DURING DAYLIGHT HOURS.
6. THE CONTRACTOR SHALL REMOVE FROM THE SITE ALL EQUIPMENT THAT REQUIRES
SIGNIFICANT REPAIR. MINOR REPAIRS OR MAINTENANCE MAY BE ALLOWED ON SITE IN AN
APPROVED AREA. THE CONTRACTOR SHALL SUBMIT A PLAN FOR THE PROPOSED LOCATION
OF VEHICLE MAINTENANCE AND REPAIR AND SHALL INDICATE THE PROPOSED METHOD OF
CONTAINMENT FOR POSSIBLE LEAKING VEHICLE FLUIDS. THE CONTRACTOR SHALL ALSO
PROVIDE A PLAN TO THE OWNER'S REPRESENTATIVE AND CITY OF RENTON FOR THE
COLLECTION, STORAGE, AND DISPOSAL OF VEHICLE FLUIDS. THE OWNER'S REPRESENTATIVE
AND CITY OF RENTON SHALL REVIEW AND APPROVE PLAN PRIOR TO ANY ON -SITE
MAINTENANCE.
7. TRUCK WASHOUT SHALL NOT BE ALLOWED ON SITE. THE CONTRACTOR SHALL PROVIDE
TRUCK WASHOUT OFF -SITE AT AN APPROVED AND LEGAL LOCATION.
8. CONTRACTOR SHALL PROVIDE TO THE OWNER'S REPRESENTATIVE AND CITY OF RENTON THE
LOCATION OF SPILL RESPONSE MATERIALS. CONTRACTOR WILL ALSO IDENTIFY DISPOSAL
METHODS FOR CONTAMINATED WATER AND SOIL AFTER A SPILL.
9. THE CONTRACTOR SHALL PROVIDE A REPORT TO THE OWNER'S REPRESENTATIVE AND CITY
OF RENTON IDENTIFYING THE PERSONNEL RESPONSIBLE FOR POLLUTION PREVENTION,
INCLUDING CONTACT INFORMATION, AND CLEARLY LISTING THE RESPONSIBILITIES OF THESE
PERSONNEL.
10.THE CONTRACTOR SHALL PROVIDE A DESCRIPTION OF THE PROCEDURES TO BE USED IN
MONITORING THE POLLUTION PREVENTION BMPS AND RESPONDING TO A BMP THAT NEEDS
ATTENTION, INCLUDING RECORD KEEPING.
11.THE CONTRACTOR SHALL PROVIDE A REPORT TO THE OWNER'S REPRESENTATIVE AND CITY
OF RENTON IDENTIFYING THE PERSONNEL RESPONSIBLE FOR SPILL PREVENTION, INCLUDING
CONTACT INFORMATION, AND CLEARLY LISTING THE RESPONSIBILITIES OF THESE PERSONNEL.
12.THE CONTRACTOR SHALL ALSO PROVIDE A DESCRIPTION OF THE PROCEDURES TO BE
USED IN MONITORING THE SPILL PREVENTION BMPS AND RESPONDING TO A SPILL INCIDENT,
INCLUDING RECORD KEEPING.
6. REGULATORY REQUIREMENTS:
A. COMPLY WITH ALL APPLICABLE FEDERAL, STATE AND LOCAL CODES AND SAFETY
REGULATIONS. IF THERE ARE ANY CONFLICTS AMONG REFERENCED STANDARDS, THE MORE
STRINGENT REQUIREMENTS SHALL GOVERN.
B. OBTAIN ALL NECESSARY PERMITS.
7. SAFETY SYSTEMS:
A. PROTECT ALL EXCAVATION IN EXCESS OF FOUR -FEET IN DEPTH WITH A SAFETY SYSTEM
CONFORMING TO THE REFERENCED REQUIREMENTS.
B. THE CONTRACTOR'S EXCAVATION SAFETY SYSTEM SHALL BE DESIGNED BY A QUALIFIED
PERSON AND MEET THE REFERENCED REQUIREMENTS.
C. ALL EXCAVATION NOT REQUIRING TRENCH SAFETY SYSTEMS SHALL ALSO MEET THE WISHA
SAFETY STANDARDS AND CITY OF RENTON REQUIREMENTS.
8. EXCAVATION:
A. MATERIALS NOT DESIGNATED FOR SALVAGE SHALL BE BROKEN UP, LOADED, AND LEGALLY
DISPOSED OF BY THE CONTRACTOR. CARE SHALL BE TAKEN REMOVING ITEMS TO ENSURE
THAT DAMAGE DOES NOT OCCUR TO THE EXISTING TREES AND IMPROVEMENTS WHICH ARE
TO REMAIN IN PLACE. ALL REMOVALS SHALL BE ACCOMPLISHED BY MAKING A NEAT
VERTICAL SAWCUT AT THE LIMITS OF REMOVAL. ALL CONCRETE WALK REMOVALS SHALL BE
SAWCUT AT THE NEXT ADJACENT JOINT. ADJACENT MATERIALS DESIGNATED TO REMAIN
THAT ARE DAMAGED BY THE CONTRACTOR DURING THE WORK SHALL BE REPLACED AT NO
ADDITIONAL COST TO THE OWNER.
B. SPRINKLE EXCAVATED MATERIAL AND ACCESS ROADS AS NECESSARY TO LIMIT DUST TO THE
LOWEST PRACTICABLE LEVEL. DO NOT USE WATER TO SUCH AN EXTENT AS TO CAUSE
FLOODING, CONTAMINATED RUNOFF, OR ICING.
C. IN THE EVENT THE CONTRACTOR ENCOUNTERS UTILITY LINES NOT SHOWN ON THE SITE
PLAN OR OTHERWISE INDICATED TO BE SAVED, REMOVED, OR ABANDONED, THE LOCATION
OF SUCH LINES SHALL BE MARKED IN THE FIELD AND THE OWNER'S REPRESENTATIVE
NOTIFIED.
C. THE CONTRACTOR WILL BE RESPONSIBLE FOR FURNISHING, SETTING AND MARKING ALL LINE
9. FILL
MATERIALS:
LOCATION STAKES. A QUALIFIED LAYOUT ENGINEER, SURVEYOR, OR TECHNICAL SPECIALIST
MUST BE ASSIGNED TO THE CONTRACTOR'S CREW FOR THIS WORK AND SHALL BE ON SITE
A. IF
ANY FILL IS ANTICIPATED TO BE BROUGHT TO THE SITE THE
APPLICANT SHALL SUBMIT
AT ALL TIMES WHEN WORK REQUIRING CONTROL IS BEING PERFORMED, TOGETHER WITH
A
SOURCE STATEMENT CERTIFIED BY A PROFESSIONAL ENGINEER OR GEOLOGIST LICENSED
ALL NECESSARY EQUIPMENT, SUPPLIES AND INSTRUMENTS RELATED THERETO. THIS
IN
THE STATE OF WASHINGTON MEETING THE REQUIREMENTS OF
RMC 4-4-060N.4 OR
EQUIPMENT AND PERSONNEL MUST BE AVAILABLE, AT NO ADDITIONAL COST TO THE OWNER
PROVIDE DOCUMENTATION THAT FILL WILL BE OBTAINED FROM A
WASHINGTON STATE
OR OWNER'S REPRESENTATIVE, FOR THE PURPOSE OF VERIFYING LAYOUT AND CERTIFYING
DEPARTMENT OF TRANSPORTATION (WSDOT) APPROVED SOURCE
AS ALLOWED BY RMC
THE ACCURACY OF WORK ON THE SITE.
4-4-060N.4.G.
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REVISION
1. A PRE -CONSTRUCTION MEETING IS REQUIRED WITH THE PSE PROJECT MANAGER, CITY OF
RENTON, AND RENTON SCHOOL DISTRICT, PRIOR TO STARTING ANY SITE WORK.
2. CROSSINGS IN RIGHT-OF-WAY MUST BE SCHEDULED WITH PSE PROJECT MANAGER PRIOR
TO CONSTRUCTION.
3. PROJECT MANAGER OR DESIGNATED REPRESENTATIVE MUST BE ON -SITE DURING
CONSTRUCTION WORK IN RIGHT-OF-WAY.
4. EXCAVATION CONTRACTOR MUST BE LICENSED AND BONDED TO PERFORM WORK IN
RIGHT-OF-WAY.
5. PROVIDE 4 FEET BY 4 FEET WORK PIT AT CONNECTIONS TO NEW OR EXISTING PSE
INFRASTRUCTURE.
6. PROVIDE SCHEDULE 80 CONDUITS
7. PROVIDE AND INSTALL 3/8" NON -POLY PULL ROPE IN ALL OF THE CONDUITS.
8. JOB SITE NEEDS TO BE 100 PERCENT READY FOR INSPECTION 5 BUSINESS DAYS PRIOR TO
CONSTRUCTION DATE.
9. WORK IN THE RIGHT-OF-WAY MUST BE COORDINATED WITH PSE PROJECT MANAGER AND
CITY OF RENTON..
10.TRENCH AND LOCAL ELECTRICAL MUNICIPALITIES AKA I&I, CITY OF RENTON", INSPECTIONS
MUST BE COMPLETED 5 BUSINESS DAYS PRIOR TO SCHEDULED CONSTRUCTION DATE.
11.CONTRACTOR SHALL OPERATE AND PROVIDE EQUIPMENT TO PUMP OUT WATER FOR WORK
PITS, VAULTS AND TRENCHES.
12.EXCAVATION EQUIPMENT SHALL BE ON SITE THE DAY OF CONSTRUCTION TO COMPLETE
BACKFILLING.
13.ADDITIONAL FEES WILL BE APPLIED TO ADDITIONAL INSPECTIONS BEYOND THE FIRST
INSPECTION.
B. ALL MATERIAL WHICH IS PROPOSED TO BE USED AS FILL, BEDDING OR BACKFILL SHALL BE
GRADED AND TESTED FOR MOISTURE CONTENT AND COMPACTABILITY. GRADATION AND TEST
RESULTS SHALL BE SUBMITTED FOR REVIEW AND ACCEPTANCE BY THE OWNER'S
REPRESENTATIVE PRIOR TO PLACEMENT OF FILL. SEE SPECIFICATIONS FOR INFORMATION
AND RESTRICTIONS ON THE USE OF RECYCLED MATERIAL AS FILL.
C. MATERIAL USED IN FILLING SHALL BE APPROPRIATE TO THE SITE AND THE INTENDED USE
OF THAT PORTION OF THE SITE.
D. TOPSOIL SHALL NOT BE USED AS A FILL MATERIAL.
E. NO FROZEN OR THAWING MATERIAL SHALL BE USED IN A FILL.
F. COMMON FILL MATERIAL SHALL CONSIST OF ON -SITE EXCAVATED SOILS FREE OF ORGANIC
AND DELETERIOUS MATERIAL AND OF SUCH SIZE AND GRADATION THAT THE SPECIFIED
COMPACTION CAN BE READILY ATTAINED. THE MOISTURE OF COMMON FILL MATERIAL AT
THE TIME OF PLACEMENT SHALL BE WITHIN A RANGE OF ONE PERCENT ABOVE TO TWO
PERCENT BELOW THE OPTIMUM MOISTURE CONTENT FOR COMPACTION.
G. GRAVEL BORROW: PER SECTION 9-03.14(1) OF WSDOT.
H. STRUCTURAL FILL SHALL BE NON -ORGANIC SOIL, ACCEPTABLE TO THE OWNER'S
REPRESENTATIVE, PLACED IN MAXIMUM 8-INCH LOOSE LIFTS, WITH EACH LIFT BEING
COMPACTED TO AT LEAST 95% OF THE MODIFIED PROCTOR MAXIMUM DENSITY USING
ASTM:D 1557. STRUCTURAL FILL SHALL BE PLACED AND COMPACTED WITHIN 2% OF THE
OPTIMUM MOISTURE CONTENT.
10. COMPACTION:
REQUIRED COMPACTION: COMPACT FILLS AND BACKFILLS TO THE FOLLOWING MINIMUM
RELATIVE COMPACTION (PERCENTAGE OF MAXIMUM DRY DENSITY DETERMINED IN
ACCORDANCE WITH ASTM D1557).
LOCATIONS
UTILITY TRENCHES:
UNDER WALKS AND PAVING:
AGAINST WALLS:
PLANTING AND LANDSCAPE AREAS:
OTHER:
11. FIELD QUALITY CONTROL:
REQUIRED MINIMUM RELATIVE
COMPACTION
95%
95%
90%
85%
95%
A. THE OWNER'S TESTING AGENCY SHALL PERFORM TESTING. THE OWNER'S TESTING IS ONLY
TO VERIFY CONFORMANCE WITH THE PROJECT PLANS. THE CONTRACTOR IS RESPONSIBLE
FOR CONFIRMING THAT THE WORK MEETS THE REQUIREMENTS OF THE SPECIFICATIONS
AND THE CITY OF RENTON.
SURVEYED: SCALE:
DESIGNED:
DRAWN:
CHECKED:
BY I DATE I APPR I APPROVED:
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL: NAVD 1988
HORIZONTAL: NAD 1983/1991
DATU M
1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE -CONSTRUCTION
MEETING MUST BE HELD WITH THE CITY OF RENTON, PUBLIC WORKS DESIGN ENGINEER.
2. 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 LIMITS SHALL BE MAINTAINED BY THE APPLICANT/ESC
SUPERVISOR FOR THE DURATION OF CONSTRUCTION.
3. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF
CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL
MEASURES, SUCH AS CONSTRUCTED 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.
4. 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 IN A
SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING AND/OR CONSTRUCTION IS
COMPLETE AND POTENTIAL FOR ON -SITE EROSION HAS PASSED. THE IMPLEMENTATION,
MAINTENANCE, REPLACEMENT AND ADDITIONS TO EROSION/SEDIMENTATION CONTROL
SYSTEMS SHALL BE THE RESPONSIBILITY OF THE PERMITEE.
5. THE EROSION AND SEDIMENTATION CONTROL SYSTEMS DEPICTED ON THIS DRAWING
ARE INTENDED TO BE MINIMUM REQUIREMENTS TO MEET ANTICIPATED SITE CONDITIONS.
AS 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 CONSTRUCTION, IT SHALL BE THE OBLIGATION AND
RESPONSIBILITY OF THE PERMITEE TO ADDRESS ANY NEW CONDITIONS THAT MAY BE
CREATED BY 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.
6. 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.
7. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE
DISTURBED FOR TWO DAYS DURING THE WET SEASON (OCTOBER 1ST TROUGH MARCH
30TH) OR SEVEN DAYS DURING THE DRY SEASON (APRIL 1ST TOUGH SEPTEMBER 30)
SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC COVER METHODS (E.G.,
SEEDING, MULCHING, PLASTIC COVERING, ETC.).
8. 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.
9. COVER MEASURES WILL BE APPLIED IN CONFORMANCE WITH APPENDIX D OF THE SURFACE
WATER DESIGN MANUAL.
10. ANY AREA NEEDING ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE
ADDRESSED WITHIN SEVEN (7) DAYS.
11. 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.
12. AT NO TIME SHALL MORE THAN ONE (1) FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE
WITHIN A CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED
PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT -LADEN WATER
INTO THE DOWNSTREAM SYSTEM.
13. DURING THE TIME PERIOD OF OCTOBER 1ST THROUGH MARCH 30TH, ALL PROJECT
DISTRIBUTED SOIL AREAS GREATER, THAT ARE TO BE LEFT UN -WORKED FOR MORE THAN
12 HOURS, SHALL BE COVERED BY MULCH, SODDING OR PLASTIC COVERING.
14. ANY PERMANENT RETENTION/DETENTION FACILITY USED AS A TEMPORARY SETTLING BASIN
SHALL BE MODIFIED WITH THE NECESSARY EROSION CONTROL MEASURES AND SHALL
PROVIDE ADEQUATE STORAGE CAPACITY. IF THE PERMANENT FACILITY IS TO FUNCTION
ULTIMATELY AS AN INFILTRATION SYSTEM, THE TEMPORARY FACILITY MUST BE ROUGH
GRADED SO THAT THE BOTTOM AND SIDES ARE AT LEAST THREE FEET ABOVE THE FINAL
GRADE OF THE PERMANENT FACILITY.
15. PRIOR TO THE BEGINNING OF THE WET SEASON (OCT. 1), ALL DISTURBED AREAS SHALL
BE REVIEWED TO IDENTIFY WHICH ONES CAN BE SEEDED IN 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 AREAS TO BE SEEDED AND THOSE AREAS TO
REMAIN UNCOVERED SHALL BE SUBMITTED TO THE CITY OF RENTON FOR REVIEW
CITY OF
RENTON
Planning/Building/Public Works Dept.
T-423513 R-423518
IN COMPLIANCE WITH CITY OF RENTON STANDARDS
DEVELOPMENT ENGINEERING
Michael Sippo 03/24/2023
SARTORI ELEMENTARY SCHOOL
315 GARDEN AVE N
RENTON, WA 98057
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2 24 2022
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