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PM102017-0007w J r Y vi z m m w z 0 Q PLEASE READ AND FILL OUT THIS DOCUMENT APPROPRIATELY. EVEN SMALL PROJECTS MUST DO THEIR PART. X PM/ DUST (POWDERY DUST OF 10 MICRONS OR SMALLER DIAMETER) HAS BEEN IDENTIFIED AS POTENTIALLY SERIOUS HEALTH THREAT. THIS FINE DUST CAN LODGE DEEP IN THE LUNGS AND HAS BEEN ASSOCIATED WITH BRONCHITIS AND OTHER RESPIRATORY ILLNESSES. DESERT DUST CAN BE PARTICULARLY UNHEALTHFUL, BEING ASSOCIATED WITH DESERT LUNG SYNDROME" AND LUNG INFECTIONS CAUSED BY FUNGAL SPORES CARRIED IN DESERT DUST. CHILDREN, THE ELDERLY, AND PERSONS WITH RESPIRATORY CONDITIONS, ARE PARTICULARLY SENSITIVE TO FINE DUST, BUT EVERYONE IS ADVERSELY AFFECTED BY THE RELATIVELY HIGH LEVELS OF PA40 THAT OCCUR IN THE COACHELLA VALLEY. LARGER SAND PARTICLES CAN BE TURNED INTO THIS DUST THROUGH THE GRINDING ACTION OF TIRES ON ROADWAYS AND THROUGH REPETITIVE PLOWING AND DISKING OPERATIONS. PROJECT DATA (SEE ATTACHED PLAN ALSO) DATE: 11-02-17 PROJECT NAME SILVERROCK RESORT STREET ADDRESS / SITE LOCATION: 79-179 AHMANSON LANE LA QUINTA. CA 92253 ADJOINING PROPERTY 1Nf EASTERLY JEF SOUTHEASTERLY SOUTHERLY SOUTHWESTERLY WESTERLY GOC NORTHWESTERLY GOC NORTHERLY GOLF O NORTHEASTERLY A CURRENT LAND USAGE: _ PROPOSED LAND USAGE.' LOT: NZA TRACT/ A.P.N. SEE BOTTOM RIG BLOW N.W. TO S.E.) LAND USE PERMIT NO.: PARCEL SIZE NIA ACRES N/A SQ. FT: EARTHWORK QUANTITIES ESTIMATE (BALANCED SITE PREFERRED) TOTAL AREA TO BE DISTURBED 187 ACRES 8, 145,720 SQ. FT STRIPPING & SUBSIDENCE LOSSES (TYP. 0.2' X AREA/27CF./CY.) 0 C.Y. RAW CUT VOLUME., 1,092,610 C.Y. CUT AFTER SHRINKAGE 1,092,610 C.Y. RAW FILL VOLUME., 874,087 C,y, FILL AFTER SHRINKAGE: 1.092,610 C.Y. COMPACTED FILL VOLUME: 1,092,610 C,y RAW EXPORT VOLUME: 218.523 C.Y. COMPACTED EXPORT VOL.: 0 C.Y. (SEE HAUL ROUTE DETAIL ON ATTACHED PLAN IF ANY IMPORT OR EXPORT, EXCEPT TRASH.) PHASING OF GRADING ACTIVITIES THE AMOUNT OF ACTIVE DISTURBED AREA MUST BE LIMITED TO WHAT CAN BE EFFECTIVELY WATERED 4 TIMES PER DAY BY EITHER SPRINKLERS OR WATER TRUCKS. TYPICAL 2000 GALLON WATER TRUCKS CAN EFFECTIVELY WATER ABOUT 4 ACRES PER HOUR. THEREFORE AN 8 HR. WORKDAY DIVIDED BY 4 WATERINGS PER DAY TIMES 4 AC./HR. = 8 ACRES PER TRUCK. SINCE WATER TRUCKS ARE ALLOWED TO WORK 7 DAYS A WEEK, 24 HOURS A DAY, IN SOME LOCATIONS, UP TO 24 AC. PER TRUCK MAY BE ACHIEVED THAT WAY, WITH SPECIAL PERMISSION. LARGER PROJECTS MUST HAVE MORE TRUCKS, MORE HOURS, MORE SPRINKLERS, OR LESS DISTURBED AREA AT ANY ONE TIME. AREAS ALREADY GRADED OR STOCKPILED MUST BE STABILIZED WITH CHEMICALS, HYDROMULCH, OR VEGETATION, BEFORE ADDITIONAL AREAS CAN BE STRIPPED FOR GRADING. THE PHASING PATTERN BELOW SHALL BE SHOWN /N THE REFERENCE MAP ON THIS SHEET AT UPPER RIGHT. DRIVING ROUTES THROUGH A PROJECT MUST BE COUNTED IN ALL PHASES WHERE THEY ARE ONLY TREATED WITH WATER. IT IS BETTER TO TREAT THEM WITH AN APPROVED "OIL" (LIKE ENVIROKLEEN) OR SIMILAR NON -CRUSTING DUST PALLIATIVE, TO SAVE WATER. PHASE 'A" ROUGH GRADING SITE PREPARATION MOB/L/ZATION SUB -PHASE APPROX. DATE lS; BE AC. SP INKLER AC. WATER TRUCK AC. OF TRUCKS Al 12/18-OV19 187 0 187 4 A2 A3 PHASE 'B" ROUGH GRADING MASS GRADING OF STREETS PADS RET. BASINS PER/METER WALL SUB -PHASE APPROX. DATE ISTURBED AC. SPRINKLER AC. WATER TRUCK AC. OF TRUCK 81 12/18-08/19 187 0 187 4 B2 B3 PHASE 'C" FINISH GRADING MAJOR UTILITY AND STREET CONSTRUCTION SUB -PHASE APPROX. DATE ISTURBED AC. SPRINKLER AC. WATER T UCK AC. OF TRUCKS Cl (N/A) - - - - C2 C3 PHASE 'D" FINISH GRADING LANDSCAPING SUB -PHASE APPROX. DATE ISTURBED AU. SPRINKLER AC. WATER TRUCK AC. # OF TRUCKS D1 O1/19-08/19 187 0 187 4 D2 D3 FUGITIVE PM 10 DUST CONTROL MEASURES HERE /S THE SUMMARIZED MATRIX OF REQUIRED DUST MITIGATION MEASURES IDENTIFIED BY PHASE: mmm0 ©©mm BEEN ©©on© ©©No© ©©ME© ©©ON© ME©ME© MMMMNoMM MMMM■■MM PRE -GRADING SITE WATERING (IRRIGATION SYSTEM FOR MIN. 72 HRS. ) SIGNS POSTED ON SITE WITH 24 HR. PHONE NUMBER(S) FOR DUST CONTROLLER SAND FENCING (ON ALL SIDES OF PROJECT LACKING EXISTING MASONRY WALLS) SITE WATERING 7 DAYS A WEEK (IRRIGATION SYSTEM, MIN. 4 TIMES PER 24 HRS., OR BY WATER TRUCKS, MIN. 4 TIMES PER 24 HRS., 1 TRUCK / 8 ACRES) PERIMETER SPRINKLER SYSTEM (ALL SIDES, CONTINUOUS NIGHT WATERING WHEN WINDY) GRAVEL (MIN. 1.5" D/AM. X 4" DEEP AT OFF-STREET STORAGE AND PARKING AREAS) WHEEL CLEANING AT TRUCK EXITS, ('RUMBLE STRIPS- DRIVE -THROUGH PONDS, GRAVEL AREAS, ETC. DETAIL METHOD ON REFERENCE MAP AT AT RIGHT) INACTIVE AREA SOIL STABILIZERS (POLYMER, HYDROMULCH, APPROVED OIL, OR PLANTS) ACTIVE AREA SOIL STABILIZERS (ENVIROKLEEN 'OIL- OR SIMILAR WETTING AGENTS) STOP ALL VEHICLE ACTIVITY EXCEPT WATER TRUCKS WHEN WIND > 25 MPH STREET SWEEPING WHENEVER NEEDED PERMANENT VEGETATION / LANDSCAPING BLOCK WALLS ROAD PAVING NOTE: THESE CONTROL METHODS ARE DISCUSSED IN DETAIL IN THE DUST CONTROL PLAN REVIEW GUIDANCE FOR LOCAL GOVERNMENT" FROM THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT, AVAILABLE FROM THE CITY OF LA QUINTA OR THE S.C.A.Q.M.D. PROJECT RECORDKEEP/NG/REPORT.• RECORD ALL ACTIVITIES, CONTRACTS AND MATERIALS PURCHASES ASSOCIATED WITH BLOWSAND/FUGITIVE DUST PROGRAM. WEEKLY REPORTS SHOULD BE SUBMITTED TO THE PUBLIC WORKS DEPARTMENT FOR REVIEW. THIS 'FEEDBACK" WILL EVENTUALLY HELP THE CITY TO DETERMINE WHAT METHODS OF DUST CONTROL ARE MOST COST EFFECTIVE /N BOTH SHORT TERM AND LONG TERM SITUATIONS. SEE THE REPORT FORM THAT'S AVAILABLE FROM THE CITY OR IN THE AFORESAID DOCUMENT. FUGITIVE PM 10 DUST CONTROL PROGRAM DETAILS EACH MITIGATION MEASURE OR CONTROL PROGRAM SHALL BE DESCRIBED IN DETAIL BELOW AND ON ADDITIONAL SHEETS AS NECESSARY. PLEASE USE THE REQUIRED DUST CONTROL PLAN EXHIBIT (AT RIGHT OR ATTACHED) TO INDICATE THE LOCATION OF ON -SITE WATER AVAILABILITY, STAGING AREAS TEMPORARY IRRIGATION LINES, TRUCK/WHEEL WASHERS, TEMPORARY SAND FENCING, CONSTRUCT/ON PHASING, WORKER'S PARKING AREAS, GRAVELED ENTRANCE/EXIT, AND OTHER THINGS AS NEEDED. PHASE "A": ROUGH GRADING (SITE PREP. & MOBILIZATION) GENERAL REQUIREMENTS 1. WRITTEN AND NOTARIZED PERMISSION LETTERS SHALL BE SUBMITTED TO THE PUBLIC WORKS DEPARTMENT FROM ANY ADJACENT LAND OWNERS WHOSE PROPERTY WILL BE USED IN ANY MANNER FOR CONSTRUCTION, STAGING, ACCESS, ETC., PRIOR TO ANY SUCH USAGE. THE OWNER AND AUTHORIZED DUST CONTROLLER FOR THIS PROJECT WILL BE RESPONSIBLE FOR THE DUST CONTROL ON ANY OFF -SITE DISTURBED AREAS AS WELL AS ON THIS PROJECT. A DUST CONTROL SECURITY OF $2,000 PER ACRE, OR AS OTHERWISE APPROVED BY THE CITY ENGINEER, SHALL BE POSTED FOR ALL AREAS TO BE DISTURBED BY THE PROJECT, BOTH ON -SITE AND OFF -SITE. DISTURBANCE OF SITE AREAS NOT INCLUDED IN THIS AGREEMENT SHALL BE REASON FOR THE CITY TO ASSESS ADDITIONAL CHARGES, AND POSSIBLY STOP ALL WORK AT THE SITE UNTIL THE EXTENT OF THE DISTURBANCE IS MEASURED. THEREFORE, IF /T IS SUSPECTED THAT OFF -SITE AREAS MAY BE DISTURBED DURING THE WORK, SHOW THEM ON THIS PLAN AND MAKE THE APPROPRIATE ARRANGEMENTS IN ADVANCE. 2. SAND FENCING, OF EITHER THE WOOD AND WIRE OR THE PLASTIC TYPE, SHALL BE INSTALLED AROUND THE PERIMETER OF THE PROJECT ON ALL SIDES THAT DO NOT HAVE EXISTING MASONRY WALLS OR SIMILAR SOLID FENCING OR HEDGES. THIS SERVES THE MULTIPLE PURPOSES OF: CATCHING SOME WINDBLOWN DUST, REDUCING WIND SPEEDS ON THE PROJECT PERIMETER, AND RESTRICTING VEHICULAR ACCESS POINTS INTO THE PROJECT. THIS RESTRICTED ACCESS HELPS REDUCE DAMAGE TO ANY 'CRUST" OF STABILIZED SOIL ON THE PROJECT, AND ALLOWS PLACING OF THE EXIT WHERE 'TRACK OUT" CAN BE STOPPED PER 115 BELOW. J. PRE -WATERING SHALL COMMENCE AT LEAST THREE (3) DAYS PRIOR TO ACTUAL GRADING USING A TEMPORARY ON -SITE IRRIGATION SYSTEM. CONNECTION TO ANY EXISTING WATER SYSTEM SHALL BE DONE IN COMPLIANCE WITH CITY OF LA QUINTA TEMPORARY WATER LINES SHALL BE INSTALLED WITH A MINIMAL DISTURBANCE OF ANY OFF -SITE AREAS THEY PASS THROUGH. WHEN THE GRADING BEGINS, A SPRINKLER SYSTEM SHALL BE PLACED AROUND THE PERIMETER OF THE PROJECT, WITH FREQUENT WATERING, ESPECIALLY IN THE TYPICALLY WINDY EVENINGS. PLACING THE PERIMETER SPRINKLERS ON THE SAND FENCE KEEPS THEM SAFE AND EFFECTIVE. WATERING FOR AREAS NOT COVERED BY THE SPRINKLERS SHALL BE PROVIDED BY WATER TRUCKS. (ONE TRUCK PER 8 ACRES FOR 8 HR. WORKDAYS. SEE ABOVE) 4. ACTIVITY AREAS SUCH AS: EQUIPMENT STORAGE AREA, MATERIALS STORAGE AREA, TEMPORARY OFFICE TRAILERS, AND EMPLOYEE PARKING, SHOULD BE LOCATED IF POSSIBLE ON EXISTING PAVED SURFACES, IF TRAFFIC WOULD NOT BE AFFECTED. IN LIEU OF EXISTING PAVING, A SOIL STABILIZER THAT DOES NOT REQUIRE CONSTANT WATERING, SUCH AS A WASHED GRAVEL, OR "BIODEGRADABLE OIL" COULD BE USED FOR THE INITIAL STAGING AREA. ANY CHEMICALS USED MUST BE CLEARED WITH THE CITY AND REGIONAL WATER QUALITY CONTROL BOARD. PHASE "A".• ROUGH GRADING (SITE PREP. & MOBILIZATION) CONTINUED 5. THE TIRES OF VEHICLES BEING USED ON SITE SHOULD BE INSPECTED AND WASHED IF NECESSARY TO STOP TRACKING OF DIRT ONTO PUBLIC STREETS. IF EXTENSIVE EXPORT OR IMPORT OF DIRT IS TO BE DONE, A PAVED OR GRAVELED WHEEL WASHING AREA AT LEAST 12' WIDE BY 100' LONG SHOULD BE PROVIDED AT THE EXIT, TO FACILITATE THE INSPECTION AND CLEANING OF TIRES. 'RUMBLE STRIPS" MADE FROM LUMBER, RAILROAD TRACKOR SIMILAR MATERIALS CAN HELP REDUCE THE MUD GETTING ONTO THE CLEANING AREA. STREET SWEEPING AND WASHING IS STILL TYPICALLY REQUIRED, BUT MAY BE REDUCED BY PROPER USE OF A "WHEEL WASHING AREA" LIKE THIS. THEY ARE REQUIRED ON PROJECTS OVER 5 ACRES OR WITH OVER 5,000 CUBIC YARDS OF IMPORT OR EXPORT. 6. A STANDARD SIGN WITH THE FOLLOWING INFORMATION MUST BE POSTED ON THE SITE, AT LEAST ONE SIGN PER FRONTING STREET THE SIGN MUST INCLUDE., THE GRADING PERMIT NUMBER, THE PROJECT NAME, MAP NUMBER /F APPROPRIATE, THE AUTHORIZED DUST CONTROLLER PHONE NUMBER(S), THE CITY PHONE NUMBER, AND THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT (S.C.A.Q.M.D.) PHONE NUMBER. 7 VEHICLES TRAVELING ON DIRT AND/OR ON UNPAVED ROADS SHOULD RESTRICT THEIR SPEED TO 15 M.P.H. MAX/MUM, SIGNS TO THAT EFFECT SHOULD BE PLACED AT THE PROJECT ENTRANCE ON PROJECTS OVER 5 ACRES TO IMPROVE COMPLIANCE. 8. WHEN WIND SPEEDS EXCEED 25 MPH, BY CONTINUOUS ANEMOMETER READING, OR IN GUSTS AT LEAST TWICE WITHIN A THIRTY MINUTE PERIOD, MEASURED ON THE SITE, VEHICULAR ACTIVITY ON THE SITE SHALL CEASE, EITHER VOLUNTARILY, OR BY CITY OR A.Q.M.D. INSPECTOR NOTIFICATION, EXCEPT FOR WATER TRUCKS AND SPRINKLER -TENDING VEHICLES, IF ANY. SITE SPECIFIC DETAILS. - (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) 1. PRE -WATERING METHOD (AS SHOWN IN 1. OR AS DETAILED HERE): 1 WATER TRUCK PER EACH 8 ACRES OF DISTURBED AREA WATER AVAILABILITY, INITIAL STAGE CANAL WATER WILL BE USED POINT OF CONNECTION TO BE LOCATED BY CONTRACTOR 2. OFF -SITE WORK PERMISSION NEEDED: N/A 3, ACCESS WILL BE CONTROLLED BY. AS SHOWN ON SHEET 1 4. INITIAL STAGING AREA: AS SHOWN ON SHEET 1 EQUIPMENT STORAGE AS LOCATED BY CONTRACTOR TEMPORARY OFFICE AS LOCATED BY CONTRACTOR EMPLOYEE PARKING AS LOCATED BY CONTRACTOR 5. WHEEL WASHING PROVISIONS. GARDEN HOSE AT CONSTRUCTION ENTRANCE 6. SPEED RESTRICTION SIGN LOCATION: AS SHOWN ON SHEET 1 A 8. NUMBER OF POSTED DUST CONTROL (TYP. 1 PER FRONTING ROAD OR 1 OTHER PRELIMINARY WORK: SIGNS" 3 PER 660 FEET OF FRONTAGE) PHASE "B".• ROUGH GRADING (MASS GRADING OF STREETS, PADS, RET. BASINS) GENERAL REQUIREMENTS 1. HAULING PROCEDURES: ALL VEHICLES GOING FROM DIRT AREAS ONTO PAVED STREETS SHALL HAVE TIRES AND WHEELS INSPECTED AND WASHED IF NECESSARY TO AVOID 'TRACKING -OUT" DIRT. TRUCKS HAULING DIRT ON PAVED STREETS SHALL MAINTAIN AT LEAST A HALF FOOT FREEBOARD" FROM RIM TO DIRT, AND COVER ALL DIRT OR DUSTY DEBRIS LOADS WITH AN APPROPRIATE TARP. THE HAUL ROUTE SHOULD BE SHOWN HEREON OR ON AN ATTACHED SHEET AND SHALL BE CLEARED WITH THE CITY ENGINEER FOR ANY APPLICABLE TRANSPORT PERMITS PRIOR TO ITS USE. ALL HAULING TRUCKS SHALL HAVE A COPY OF THESE PROVISIONS WITH THEM AT ALL TIMES. THE IMPORT OR EXPORT SITE MUST HAVE A VALID GRADING PERMIT AND SHOULD BE COMPLYING WITH ALL APPROPRIATE DUST MITIGATION MEASURES. WHEN PRACTICAL, TRUCKS AND EQUIPMENT, SHOULD SHUT OFF ENGINES RATHER THAN IDLING FOR EXTENDED PERIODS, TO MINIMIZE EXHAUST EMISSIONS AND NOISE. THIS BECOMES MORE CRITICAL AS THE SIZE AND NUMBERS OF VEHICLES INCREASES. 2, ALL STRIPPED, GRADED OR OTHERWISE DISTURBED AREAS SHALL BE STABILIZED BY SOME APPROPRIATE MEANS. AREAS ACTIVELY BEING GRADED CAN USUALLY BE STABILIZED BY APPLYING LOTS OF WATER. DISTURBED AREAS NOT ACTIVELY BEING WORKED MAY BE EFFECTIVELY TREATED WITH SOME MORE DURABLE SOIL STABILIZER, SUCH AS HYDROMULCH, TO AVOID CONSTANT WATERING. THE PREFERRED METHOD OF SITE WATERING /S BY SPRINKLER, ESPECIALLY AROUND THE PERIMETER. SPRINKLERS MUST BE SET TO RUN ON WEEKENDS AND EVENINGS WHEN WATER TRUCK DRIVERS ARE NOT AVAILABLE. A TYPICAL WATER TRUCK CAN ONLY HANDLE WELL ABOUT 4 ACRES PER HOUR. J. IF PERIMETER BLOCK WALLS ARE TO BE BUILT THEY SHOULD BE GIVEN A HIGH PRIORITY SINCE THEY WILL HELP TO CATCH BLOWSAND AND COULD THEREBY REDUCE THE AMOUNT OF STREET SWEEPING REQUIRED. SITE SPECIFIC DETAILS: (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) 1. HAULING PROCEDURES: (AS SHOWN ABOVE UNLESS OTHERWISE DETAILED) 2. SOIL STABILIZATION METHODS: ACTIVE AREA WATER SCHEDULE: (MIN. 4 TIMES PER 24 HRS) WATER APPLIED CONTINUOUSLY TO ALL DISTURBED AREAS BY MEANS OF WATER TRUCKS WEEKEND WATERING SCHEDULE: (MIN. 4 TIMES PER 24 HRS ) SUFFICIENT WATERING TO MAINTAIN SOILS /N A DAMP CONDITION J. PER/METER BLOCK WALL SCHEDULE: NOT APPLICABLE 4. OTHER: POLYMER, HYDROMULCH, PLANTINGS, PHASE "DI FINISH GRADING (LANDSCAPING) GENERAL REQUIREMENTS: 1. ALL INACTIVE AREAS SHOULD HAVE BEEN STABILIZED BY THIS STAGE. IF PREVIOUSLY COVERED, THE ACTUAL BUILDING PADS MAY NOW NEED TO BE STRIPPED, SCARIFIED, AND RECOMPACTED FOR BUILDING PAD COMPACTION AND ELEVATION CERTIFICATIONS. DUST WOULD BE KEPT DOWN BY WATERING, USUALLY BY TEMPORARY SPRINKLERS. 2. TRENCHING FOR BUILDING UTILITIES, DRYWELL CONSTRUCTION, POOLS, AND TENNIS COURT CONSTRUCTION FORM THE BULK OF EARTHWORK AFTER THE PADS HAVE BEEN CERTIFIED. TEMPORARY SPRINKLERS MAY STILL BE USED ON THE BUILDING SITE FOR DUST CONTROL PRIOR TO THE BEGINNING OF FRAMING. TREATMENT WITH A BIODEGRADABLE OIL" APPROVED FOR DUST CONTROL IS RECOMMENDED WHERE IT IS DIFFICULT TO WATER. J. ESTABLISHING THE LANDSCAPE AND SPRINKLER SYSTEM AROUND THE PERIMETER OF LARGE PROJECTS SHOULD BE DONE AT THIS STAGE. PLANTINGS AROUND THE PERIMETER SERVE AS A WIND BUFFER AND COLLECTION SYSTEM FOR DUST AND SAND. IT /S GOOD TO HAVE DUST AND SAND WELL UNDER CONTROL PRIOR TO THE BUILDING PHASE FOR THE SAKE OF CERTAIN GLUING AND PAINTING PROCESSES THAT CAN BE RUINED BY BLOWSAND OR DUST 4. DISTURBED AREAS AROUND BUILDINGS SHOULD BE WATERED BY HAND FOR DUST CONTROL UNTIL SUCH TIME THAT THE SPRINKLER SYSTEM /S FULLY FUNCTIONAL AND GROUND COVER AND OR LANDSCAPING /S ESTABLISHED. IF WATERING /S DIFFICULT DUE TO BUILDING INTERF RENCE, CHEMICAL OR MULCH TREATMENTS ARE AVAILABLE THAT CAN STABILIZE THE SOIL WITHOUT FREQUENT WATERING. 5. CONSTRUCTION DUST SUCH AS FROM CEMENT, PLASTER, PAINT OVERSPRAY, WOOD CUTTING, GRINDING OPERATIONS, ETC., SHOULD BE MINIMIZED ALSO. A PERIMETER BARRIER OF SPRINKLERS AND PLANTINGS CAN SERVE TO CATCH SOME OF THIS POTENTIALLY HAZARDOUS MATERIAL AS WELL AS NATURAL DUST AND BLOWSAND. CONCENTRATIONS OF CONSTRUCTION DUSTS CAN RESULT FROM WASHING OF EQUIPMENT AND SHOULD BE PROPERLY DISPOSED OF BEFORE THEY CAN DRY OUT AND BLOW OR BE WASHED ACROSS PROJECT BOUNDARIES. 6. NOTE THAT SWALES SHOULD BE INSPECTED BY CITY PRIOR TO SETTING OF PERMANENT GROUND COVER OR OTHER PLANTS. SITE SPECIFIC DETAILS: (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) 1. BUILDING PAD WATERING: (N/A) 2. FORMWORK AND TRENCH WATERING: (N/A J. PERIMETER LANDSCAPE SCHEDULE: (UPON INSTALLATION OF PERMANENT VEGETATION) 4. OTHER., ABATEMENT OF DUST MITIGATION FAILURE AN IRREVOCABLE LICENSE IS HEREBY GRANTED OR CAUSED TO BE GRANTED TO PERMIT THE CITY OR THEIR DESIGNEE TO ENTER UPON THE SITE UNDER THE FOLLOWING CIRCUMSTANCES: A. IN THE EVENT THAT WIND SPEEDS IN EXCESS OF 25 M.P.H. ARE FORECAST TO OCCUR BY THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT (S.C.A.Q.MD.) FOR A PARTICULAR DAY, B. IN THE EVENT OF AN ON -SITE ANEMOMETER THAT CONFORMS TO ALL S.C.A.Q.M.D. STANDARDS REGISTERING 2 WIND GUSTS IN EXCESS OF 25 M.P.H. WITHIN A CONSECUTIVE 30 MINUTE PERIOD; OR C. IN THE EVENT FUGITIVE DUST EMISSIONS ARE VISIBLE FOR A DISTANCE OF 50 FEET FROM ANY BOUNDARY LINE; OR D. THE CITY IS UNABLE, BY TELEPHONE, TO ESTABLISH A PERSONAL CONTACT WITH THE AUTHORIZED DUST CONTROLLER" AFTER A 60 MINUTE CONSECUTIVE PERIOD WHICH SHALL START WITH THE FIRST TELEPHONE CALL, WHETHER ANSWERED OR NOT; THEN THE CITY WILL UNDERTAKE TO INITIATE ONE OR ALL OF THE BELOW LISTED ACTIONS: 1, THE CITY WILL CAUSE THE CESSATION OF ANY ON -SITE ACTIVITY, INCLUDING BUT NOT LIMITED TO EARTH MOVING, CONSTRUCTION, DEMOLITION OR VEHICULAR MOVEMENT AND MANEUVERING. ANY WATER TRUCKS OR VEHICLES SERVICING SPRINKLERS WOULD CONTINUE. 2. IN THE EVENT THAT AN ON -SITE IRRIGATION SYSTEM IS NOT INSTALLED AND/OR OPERATIONAL, THE CITY WILL CAUSE THE SITE TO BE WATERED OR TREATED WITH DUST CONTROL CHEMICALS. THE DUST CONTROL SECURITY WILL BE UTILIZED FIRST TO COVER ANY COSTS INCURRED. IF COSTS EXCEED ANY DUST CONTROL SECURITY REMAINING, ADDITIONAL COSTS MAY BE ASSESSED AGAINST THE OWNER OF THE PROJECT. J. IN THE EVENT AN ON -SITE IRRIGATION SYSTEM IS INSTALLED, BUT ITS CONTROL CLOCK HAS NOT TURNED THE SYSTEM ON WHEN NEEDED, THE CITY MAY TAKE ALL NECESSARY STEPS TO TURN ON THE SYSTEM. IF IT IS INACCESSIBLE BEHIND LOCKED GATES OR LOCKED CONTROL BOXES, AND THE CITY CAN NOT FIND THE APPROPRIATE KEYS, THE CITY MAY CUT OR BREAK LOCKS AS NECESSARY. E. IF, IN THE OPINION OF THE CITY ENGINEER OR HIS DESIGNEE, THE INTENSITY, FREQUENCY OR DURATION OF FUGITIVE DUST EMISSIONS FROM THE SITE CONSTITUTES A HAZARD TO THE SAFETY OF THE PUBLIC, BY INTRUSION BEYOND THE PROJECT BOUNDARY, THE CITY ENGINEER OR HIS DESIGNEE OR AGENT MAY IMMEDIATELY ENTER UPON THE SITE OR IMMEDIATELY TAKE OTHER SUCH ACTION AS MAY BE NECESSARY TO REMEDY THE HAZARD, SUCH AS, BUT NOT LIMITED TO COMMENCING WATERING ON THE SITE OR ORDERING THE CESSATION OF ANY EMISSION -GENERATING ACTIVITY OCCURRING ON -SITE. F. ANY OF THE ABOVE ACTIONS MAY BE CONSTRUED AS AN ABATEMENT FOR WHICH THE CITY WILL BACK CHARGE" THE GENERAL CONTRACTOR, DEVELOPER, AND/OR THE OWNER AS THE CITY SHALL DEEM APPROPRIATE. • 2.6„ CITY OF LA QUINTA PERMIT NO. 3.0" SDP NO. 2016-0005,2016-0009,2017-0013 3.0" IF YOU SEE DUST COMING 3.0" FROM THIS PROJECT CALL 760 - Sq $ - 074-7 4.s" IF YOU DO NOT GET A RESPONSE WITHIN ONE HOUR, PLEASE CALL I.s" THE CITY OF LA QUINTA PUBLIC WORKS DEPARTMENT 2.0 760-416-5315 REPORT THE PERMIT OR PROJECT NO. AT THE PHONE NUMBER ABOVE OR CAL AIR QUALITY MANAGEMENT DISTRICT AT: 1-800-288-7664 PM 10 SIGN NOT TO SCALE APPLICATION CONSENT APPLICATION FOR APPROVAL OF A LOCAL AIR QUALITY MANAGEMENT (L.A.Q.M.P.) PLAN /S HEREBY MADE TO THE CITY ENGINEER OR HIS DESIGNEE, AS PART OF A GRADING PERMIT APPLICAT/ON, SUBJECT TO THE CONDITIONS AND RESTRICTIONS SET FORTH HEREIN: 1. EACH PERSON UPON WHOSE BEHALF THIS APPLICATION /S MADE AND EACH PERSON AT WHOSE REQUEST AND FOR WHOSE BENEFIT WORK /S PERFORMED UNDER AND PURSUANT TO ANY PERMIT ISSUED AS A RESULT OF THIS APPLICATION AGREES TO, AND SHALL INDEMNIFY AND HOLD HARMLESS THE CITY OF RANCHO MIRAGE, ITS OFFICERS, AGENTS AND EMPLOYEES. 2. ANY PERMIT ISSUED AS A RESULT OF THIS APPLICATION BECOMES NULL AND VOID IF WORK /S NOT COMMENCED WITHIN 90 DAYS FROM THE DATE OF ISSUANCE OF SUCH PERMIT J. THE APPLICANT OWNER, CONTRACTOR(S), SUBCONTRACTORS) OR OTHER AGENTS, HEIRS OR ASSIGNEES SHALL CONFORM TO THE ATTACHED DUST CONTROL PLAN AS APPROVED BY THE CITY. SAID PLAN INCLUDES NOTES AND/OR DRAWINGS OF TEMPORARY OR PERMANENT CONTROL METHODS OR DEVICES PROPOSED TO BE USED. THIS L.A.Q.M.P. SHALL BE CONSIDERED AN ADDENDUM TO, AND A NECESSARY PART OF, ANY GRADING, STOCKPILE, IMPROVEMENT OR DEMOLITION PLAN OTHERWISE REQUIRED FOR CITY PERMITS. 4. BY AGREEING TO CONFORM TO THIS PLAN AS APPROVED BY THE CITY, THE OWNER AND DESIGNATED 'AUTHORIZED DUST CONTROLLER" DO ALSO AGREE TO ABIDE BY THE PROVISIONS OF THE ABATEMENT PROCEDURES AS SHOWN ABOVE. OWNER'S CERTIFICATION: I CERTIFY THAT I HAVE READ THIS APPLICATION AND UNDERSTAND THAT I AM RESPONSIBLE FOR THE COMPLIANCE OF THIS PROJECT TO THE DUST CONTROL PROVISIONS NOTED OR REFERENCED HERE. I UNDERSTAND THAT THE DUST CONTROL SECURITY THAT I'VE POSTED WITH THE CITY MAY BE USED BY THE CITY, PLUS ADDITIONAL CHARGES IF NEEDED, IF I FAIL TO KEEP THE DUST UNDER CONTROL. I UNDERSTAND THAT DUST CONTROL IS REQUIRED 24 HOURS A DAY, 7 DAYS A WEEK, FROM THE TIME THAT THIS SITE IS DISTURBED IN ANY WAY FROM THE NATURAL VEGETATED CONDITION, AND MUST CONTINUE UNTIL THE TIME THAT THE PROJECT SITE IS ACCEPTABLY RE -VEGETATED OR PAVED. RESPONSIBILITY FOR THE DUST CONTROL ON THIS SITE CAN NOT BE TRANSFERRED SOLELY BY TRANSFERRING ALL OR A PORTION OF THIS PROPERTY TO OTHER PEOPLE. A REPLACEMENT L.A.Q.M.P. AND DUST CONTROL SECURITY MUST BE SUBMITTED FOR ANY TRANSFERRED PORTION. I HEREBY AUTHORIZE THE PERSON LISTED BELOW AS 'AUTHORIZED DUST CONTROLLER" TO BE MY REPRESENTATIVE AND CONTACT PERSON FOR ALL DUST COMPLAINTS INVOLVING THIS PROJECT I CERTIFY THAT I HAVE READ THIS APPLICATION AND THAT THE INFORMATION CONTAINED HEREIN IS TRUE AND CORRECT. I AGREE TO COMPLY WITH CITY OF LA QUINTA MUNICIPAL CODE SECTION 6.16 AND ALL LAWS RELATING TO GRADING OPERATIONS. I AUTHORIZE REPRESENTATIVES OF THE CITY OF LA QUINTA TO ENTER UPON THE ABOVE -MENTIONED PROPERTY FOR INSPECTION AND/OR ABATEMENT PURPOSES, AND / AGREE TO HOLD HARMLESS THE CITY AND ITS REPRESENTATIVES FROM LIABILITY FOR ANY ACTIONS RELATED TO THIS PERMIT. OWNER'S NAME(S) CITY OF LA QUINTA MAIN: (760) 777-7045 OWNER'S ADDRESS 78-4�95��"i CALLE/TAAjMMPP/CO LA QUINTA, CA 92253 8-yJ OWNER'S SIGNATURE(S) ,(�yG�0 / _ DATE DATE OWNER'S NAME(S) SILVERROCK DEVELOPMENT CO. MAIN: (760) 634-6543 OWNER'S ADDRESS 3551 FORTUNA RANCH RD, ENCINITAS, CA 92024 OWNER'S SIGNATURE(S) H��1,?" -rcA t:xe c*l r 4 m DATE 2 I DATE I/ AUTHORIZED DUST CONTROLLER CERTIFICATION: l CERTIFY THAT l HAVE READ THIS APPLICATION AND UNDERSTAND THAT I AM RESPONSIBLE FOR THE COMPLIANCE OF THIS PROJECT TO THE DUST CONTROL PROVISIONS NOTED OR REFERENCED HERE. AS THE 'AUTHORIZED DUST CONTROLLER" FOR THIS PROJECT / WILL HAVE MY PHONE NUMBER ON THE REQUIRED SITE SIGNS, AND WILL RESPOND TO DUST COMPLAINTS WITHIN THE 1 HOUR LIMIT. I UNDERSTAND THAT DUST CONTROL IS REQUIRED 24 HOURS A DAY, 7 DAYS A WEEK, FROM THE TIME THAT THIS SITE /S DISTURBED IN ANY WAY FROM THE NATURAL VEGETATED CONDITION, AND MUST CONTINUE UNTIL THE TIME THAT THE PROJECT SITE IS ACCEPTABLY RE -VEGETATED OR PAVED. DUST CONTROLLER NAME (PRINT) J o Th S'F I C P DUST CONTROLLER ADDRESS -79 g/I edWe v GI✓b #*IR &dr#nL a WA(G . GCE 0)2w,% DUST CONTROLLER SIGNATURE DATE ZJ/i t ol CONTACT PHONE NUMBERS (24HR) -7&0 j" L? a _ g 7 I-1 7 A.Q.M.D. DUST CLASS CERTIFICATE j C V11 03 - 00 HZf$(p - yis3 NOTES: 1. PRIOR TO THE START OF CONSTRUCTION, THE CONTRACTOR SHALL SUBMIT THE FUGITIVE DUST CONTROL PLAN APPLICATION (FORM A), FORM 403N AND THE SITE -SPECIFIC FUGITIVE DUST CONTROL PLAN TO AQMD, A COPY OF THE FORM A SHALL ALSO BE SUBMITTED TO THE CITY. 2. PM-10 TRAINING INFORMATION MAY BE OBTAINED BY CONTACTING SCAQMD AT 909-396-2183. J. WATER SOURCE AND FLOW RATES TO BE DETERMINED BY THE CONTRACTOR IN COORDINATION WITH THE GOLF COURSE IRRIGATION FACILITY. 4. IT IS ASSUMED THAT FOUR 2,000 GALLON WATER TRUCKS CAN ACCOMMODATE THIRTY-TWO ACRES OF UNDISTURBED AREA. THE CONTRACTOR SHALL MONITOR THE DISTURBED AREA AND /F NEEDED ADDITIONAL WATER TRUCKS SHALL BE UTILIZED. m �� 770-020-025 THRU 770-020-027 770-026-031 776-015-019 THRU 776-015-025 777-006-009, 777-006-018, 777-006-052 777-006-055 THRU 777-006-069 777-049-001 THRU 777-049-018 WDID NO.733C382617