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PM102016-0007I 3I0 6I y LL PLEASE READ AND FILL OUT THIS DOCUMENT APPROPRIATELY. EVEN SMUT PROJECTS MUST DO THEIR PART. PMtp DUST (POWDERY DUST OF 10 AICRONS OR SMALLER DA METER) HAS BEEN IDEN77RED AS A P07ENil4LLY SERIOUS HEALTH THREAT. THIS FINE DUST CAN LODGE DEEP IN THE LUNGS AND HAS BEEN ASSOCIATED WITH BRONCHITIS AND 07HER RESPIRATORY ILLNESSES DESERT DUST CAN BE PARTICULARLY UNHEALTHFUL, BEING ASSOCIATED WTIH TESERT LUNG SYNDROME' AND LUNG INFECTIONS CAUSED BY FUNGAL SPORES CARRIED IN DESERT DUST. CHILDREN, THE L7.DERLY, AND PERSONS WITH RESPIRATORY CONDITIONS, ARE PARTICULARLY SENSITIVE TO FINE DUST, BUT EVERYONE IS ADVERSELY AFFECTED BY THE RELATIVELY HIGH LEVELS OFpµ0 TENT OCCUR /N THE COACHELLA VALLEY LARGER SAND PAR77CLES CAN BE 71APN£D INTO THIS DUST THROUGH THE GRINDING ACTION OF TIRES ON ROADWAYS AND THROUGH R£PETTI7VE PLOWING AND DISKING OPERATIONS DATE 3 8 PROJECT NAME. OU.P. 2013-152 Sr1ElAN AfSr1QNCE STREET ADDRESS / SITE LOCI77DN: AW ESTATES ADM#VNG PROPERTY INFO. (FOR _SENSITIVITY, TYP. WINDS BLOW N.W. TO S.E.) EASTERLY ��� SOUTHEASTERLY A SW RRUL SOUTHERLY AEROUM SOU7HEES7ERLY WESTERLY AM7LMT,YM01L5 / 1I1gEYELOPED NORTHERLY watmILUM NORTHEASTERLY MHOS UAUMOPED TOTAL AREA TO BE DISTURBED 0.92 ACRES 40.156 SO. FT. STRIPPING 8• SUBSIDENCE LOSSES (7YP 0.3' X AR£A/27CF./CY. RAW CUT VOLUME 1.55e0 r Y. SHRINKAGE.* 216 C.Y. RAW FILL VOLUME.• 1.080 C.Y. OVER -EX SHRINKAGE. • 220C.Y. TO BE DETERMINED SUBSIDENCE 70 C.Y. EXPORT VOLUME. H4s-Q QM MATERIAL C.Y. 1,080 C.Y. MIN. SPECIAL BACKFILL IMPORT VOLUME.• AMTERIAL HDR FILL SLOPES (SEE HAUL ROUTE DETAIL ON ATTACHED PLAN IF ANY IMPORT OR EXPORT, EXCEPT TRASH.) PHASNG OF GRACING AC7NRES THE AMOUNT OF ACTIVE DISTURBED AREA MUST BE LIMITED TO WHAT CAN BE EFFECTIVELY WATERED 4 77MES 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 W47ERlNGS PER DAY 77MES 4 AC. HR. - 8 ACRES PER TRUCK. SINCE WATER TRUCKS ARE ALLOWED TO WORK 7 DAYS A 24 LOCATIONS, UP TO24 AC. PER TRUCK AMY BE ACHIEVED THAT WAY, WITH SPECIAL PERMISSION. LARGER PROJECTS MUST HAVE MORE TRUCKS, MORE HOURS, MORE SPRINKLERS, OR LESS DISTURBED AREA AT ANY ONE TAME. AREAS ALREADY GRADED OR S70CKPILED MUST BE STABILIZED WITH CHEAMICLLS, HIDROMULCH, OR WGETA77ON, BEFORE ADWM4L AREAS CAN BE STRIPPED FOR GRADING. THE PHASING PATTERN BELOW SHALL BE SHOWN /N THE REFERENCE AMP ON THIS SHEET AT UPPER RIGHT. DRIVING ROUTES THROUGH A PROJECT MUST BE COUNTED IN ALL PHASES WHERE THEY ARE ONLY 7RE47ED WITH WATER. IT IS BETTER TO TREAT THEM WITH AN APPROVED YXL- (LIKE ENVIROKLEE N) OR SIMILAR NON -CRUSTING OUST PALLATNE, TO SAVE WATER. Ed. WNW -1WfeW10,t`AFJff "10T7F7fTr#r19 StB-,,; FVE AxWWil' +47E 2'541asi7GZr+*. 9>:U:CIIa:AC+.--i/_V7gal:1UA: Ar+--`X'ait:iLaa9 r a• r 7 M r r �� r• r• r PAWWON, 'TT/ -I: 1 ROUGHr r, r, r 'r, Ua' WJU fwfep7. ,G, r r r EYri:�.,•,c��1•'•'• i3'�r�1l�G'�YdL-isr•,zr+���:il::/,a:ir+�:'/_ilaci/:n.'a:�G,IL•l�t:na:6� • •,: r r .., isi r r r SIB-- fk,T/-+wll ilr l7ri':YI/l:ik11A+r 99:7Mk-RAC. •:7_Yt7a/:i/,r�::GilfldaBt:i►.�LiC�I + ro HEOF IS T.r SUM"W11ZED MATRIX OF REQUIRED DUST MInGAWN MEASURES IDENnnED BY PWSE., 00©© SEEM ©©©© ©©®© mmmm 1"mmm i lnl"E 1"m 1"mmm mmE l"E =mini" �MIn�in IRRXATPON SYSTEM FOR MIN. 72 HRS. ) SIGNS POSTED SON SITE WITH 17E WATERING 14 HR. PHONE NUMBER(S) FOR DUST CONTROLLER SAND FENCING (ON ALL SIDES OF PROJECT LACKING EXISTING MASONRY WALLS SLATE WATERING 7 DAYS A WEEK (IRRAG4770N SYSTEM, MIN. 4 TIMES PER 24 H ., OR BY WATER TRUCKS, MIN. 4 TIMES PER 24 HRS., I ]RUCK / 8 ACRES) PERIMETER SPRINKLER SYSTEM/ (ALL SIDES, CONTINUOUS NIGHT WATERING WHEN WINDY) GRAVEL MIN. 1.5' DAM. 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 AMP AT AT RIGHT) INACTIVE AREA SOIL STABILIZERS (POLYMER, HYDROMULCH, APPROVED OIL, OR PLANTS) ACTIVE AREA SOIL STABILIZERS (ENVIROKLEEH 01L' OR SIMILAR WETTING AGENTS) STOP ALL VEHICLE ACTMTY EXCEPT WATER TRUCKS WHEN WIND > 25 MPH STREET SWEEPING WHENEVER NEEDED PERMANENT VEGETATION / LANDSCAPING BLOCK WALLS DRIVEWAY CONSTRUCWN N07E THESE CONTROL METHODS ARE DISCUSSED IN DETAIL /N THE -OUST CONTROL PLAN REVIEW GUIDANCE FOR LOCAL GOVERNMENT' FROM THE SOUTH COAST AlR OUALRY MANAGEMENT DISTRICT, AVAILABLE FROM THE CITY OF RANCHO AMLRAGE OR THE SCAO.M.D. PROJECT RECOROKEEPNNG/REPORT: RECORD ALL ACTIVITIES, CONTRACTS AND AATERALS PURCHASES ASSOCATED WITH BLOWS4N0/HUGI77W DUST PROGRAM WEEKLY REPORTS SHOULD BE SUBMITTED 70 THE PUBLIC WORKS DEPARTMENT FOR REVIEW. THIS -FEEDBACK" WILL EVENTUALLY HELP THE CITY TO DETERMINE WHAT METHODS OF DUST CONTROL ARE MOST COST EFFECTIVE IN 807H SHORT TERM AND LONG TERM SMAWAS. SEE THE REPORT FORM THAT'S AVAILABLE FROM THE CITY OR IN THE AFORESAID DOCUMENT. FIKYTNE MO DUST CONTROL PROGF M DETALS EACH MITIGATION MEASURE OR CONTROL PROGRAM SHALL BE DESCRIBED /N DETAIL BELOW AND ON ADDITIONAL SHEETS AS NECESSARY. PLEASE USE THE REQUIRED DUST CONTROL PLAN EXHOT (AT RIGHT OR ATTACHED) TO INDICATE THE LOC4710N OF ON -SITE WATER AVAILABILITY; STAGING AREAS TEMPORARY PRIG47ION LINES, TRUCK/WHEEL WASHERS, TEMPORARY SAND FENCING, CONSTRUCTION PHASING, WORKERS PARKING AREAS, GRAVELED E7NMANC£/ENIT AND OTHER THINGS AS NEEDED. PHASE 'A'/ ROUM GRADNO (SITE PREPARATION AND MOBL.QATION) GENERAL REQUIREMENTS I. WRITTEN AND NOTARIZED PERMISSION LETTERS SHALL BE SUBMITTED TO THE PUBW WORKS DEPARTMENT FROM ANY ADACENT LAND OWNERS WHOSE PROPERTY WILL BE USED IN ANY MANNER FOR CONSTRUC770N, STAGING, ACCESS, ETC., PRIOR 70 ANY SUCH USAGE, THE OWNER AND AUTHORIZED DUST CONTROLLER FOR INS PROJECT WILL BE RESPONSIBLE FOR THE OUST CONTROL ON ANY OFF -SITE DISTURBED AREAS AS WELL AS ON THIS PROJECT. A DUST CONTROL SECURITY OF $2,000 PER ACRE, OR AS 07HERWISE APPROVED BY THE CITY EWN£ER, 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, lF IT IS SUSPECTED THAT OFF-SDTE 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 PLAS77C TYPE; SHALL BE INSTALLED AROUND THE PERIMETER OF THE PROJECT ON ALL SIDES THAT DO NOT HAVE EXISTING A94SONRY WALLS OR SIMILAR SOLID FENCING OR HEDGES 71IS SERVES THE MULTIPLE PURPOSES OF OA7CHING SOME WTNOBLOW7N DUST: REDUCING WIND SPEWS 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 /15 BELOW. PHASE 'A': ROUGH GRACING (SITE PREP. AND MOBLIZATION) GONI 1!N.�Ta 3. PRE -WATERING SHALL COMMENCE AT LEAST THREE (3) DAYS PRIOR TO ACTUAL GRADING USING A TEMPORARY ON-STE IRRIG477ON SYSTEM. CONNECTION 70 ANY EX/S71NG WATER SYSTEM SHALL BE DONE IN COMAAANCE WAIN C.V.W.D. TEMPORARY WATER LINES SFNLL BE INSTALLED WDTH A MINIMAL DISTURBANCE OF ANY OFF -SITE AREAS THEY PASS THROUGH. WHEN THE GRADING BEGINS A SPRINKLER SYSTEM SHALL BE PLACED AROUND 774E PERIMETER OF 1H£ PROJECT, WITH FREQUENT WATERING, ESPECIALLY /N 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 S70RAGE AREA, MAITER4LLS STORAGE AREA, TEMPORARY OFFICE TRAILERS, AND EMPLOYEE PARKING, SHOULD BE LOCATED /F 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 '90DECRADABLE OIL' COULD BE USED FOR THE INITIAL STAGING AREA ANY CHEMICALS USED MUST BE CLEARED WITH THE CITY AND REGIONAL WATER QUALITY CONTROL BOARD. 5. THE 77RES OF VEHICLES BEING USED ON -SITE SHOULD BE INSPECTED AND WASHED /F NECESSARY TO STOP TRACKING OF DIRT ONTO PUBLIC STREETS IF EXTENSIVE EXPORT OR AMPORT 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 77RES -RUMBLE STRIPS" MADE FROM LUAMSER, R41LROAD 7R4CK,OR SIMILAR AATE7RMLS CAN HELP REDUCE THE MUD GETTING ONTO THE CLEANING AREA STREET SWEEPING AND WASHING /S S77LL TYPICALLY REQUIRED, BUT ANY BE REDUCED BY PROPER USE OF A "WHEEL WASHING AREA' LIKE THIS THEY ARE REQUIRED ON PROJECTS OVER 5 ACRES OR WI7H OVER 5,000 CUBIC YARDS OF IMPORT OR EXPORT. 6. A STANDARD SIGN W/7H THE FOLLOWING INFORMA7XIN MUST BE POSTED ON THE SITE; AT LEAST ONE SIGN PER FRONTING STREET. THE SIGN MUST INCLUDE. THE GRADING PERMIT NUMBER, THE PROIECT NAME, AW NUMBER IF APPROPRIATE, THE AUTHORIZED DUST CONTROLLER PHONE NUMBER(S), THE CITY PHONE NUMBER, AND THE SOUTH COAST AIR QUALRY MANAGEMENT DISTRICT (S.C.A.Q.M.D.) PHONE NUMBER. THE SIGNS MUST BE OBTAINED AND INSTALLED BY THE DEVELOPER USING THE SAMPLE FORM44T. THE SIGNS MUST BE PRESENT AT THE PRE -CONSTRUCTION MEETING OR THE GRADING PERMIT WH.L. NOT BE ISSUED. THE DEVELOPER MUST KEEP THE CONTACT NAME AND PHONE' NUMBER ACTIVE AND CURRENT AT ALL 77MES. FAILURE OF THE CONTACT SYSTEM ANY BE CONSIDERED GROUNDS FOR TEMPORARY OR PERMANENT CAACELLA77ON OF THE PERMIT Z VEHICLES TRAVELING ON DIRT AND/OR ON UNPAVED ROADS SHOULD RESTRICT THEIR SPEED TO 15 M.P.H. MAXIMUM. SIGNS 70 THAT EFFECT SHOULD BE PLACED AT THE PROJECT EIN7RANCE ON PROJECTS OVER 5 ACRES 70 IMPROVE COMPLANCE. 8. WHEN WIND SPEEDS EXCEED 25 MPH, BY CONTINUOUS ANEMOMETER READING, OR /N GUSTS AT LEAST TWICE WITHIN A THIRTY MINUTE PERIOD, MEASURED ON THE SITE, VEHICULAR ACTNTY ON THE SITE SHALL CEASE, EITHER VOLUNTARILY, OR BY C17Y OR AQ.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 J. OR AS DETAILED HERE SPRINKLERS OPERA 7ING CONTINUOUSLY 72 HOURS BEFORE CONSTRUCTION ST I"w 2 OFF -SITE WORK PERMISSION NEEDED CITY OF LA QUINTA ENCROACHMENT PERMIT NO OFF-StIE WOW ANTICIPATED. J. ACCESS MU BE CONTROLLED BY. ONE ACCESS POINT DAILY WITH GVED PM-10 ]au TEMPORARY4. INITIAL STAGING ARFA- AS SHOWN ON SHEET 2 EQUARWENr STORAGE AS SHOWN ON SHEET 2 OFFICE AS SHOWN ... SHEET EMPLOYEE PARKING TEMPORARY ON SIM AS SHOW 6. SHEET .l. 'SHA77:iI PANEfit+1:i�F�yt1.iLIP.:9:74•i/�9:7 SPEED RESTM7701V SIGN LOCA Z NUjff OF POSTED 'DUST CONTROL SIGNSO I - I OM 14STA - AT SITE FNrRAAfCF •G ROAD .• ,.r . •+& OTHER PREL#4AN4RY` WOW. INSTALL PW- I Q FEWJNG AITH 5QX POROS17Y FABRIC PHAW 'W: ROUGH GRACING UAW OPADNQ PEf1W IM WAUM 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 7REEBOARD' FROM RIM TO DIRT, AND COVER ALL DIRT OR DUSTY DEBRIS LOADS WIN 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 I7S USE, ALL HAULING TRUCKS SHALL HAVE A COPY OF THESE PROVISIONS W77HI THEM AT ALL TIMES. THE IMPORT OR EXPORT SITE MUST HAVE A VALID GRADING PERMIT ALSO, AND SHOULD BE COMPLYING WITH ALL APPROPRIATE DUST MI7IGA7HON MEASURES ALSO, WHEN PRACTICAL, TRUCKS AND EQUIPMENT, SHOULD SHUT OFF ENGINES RATHER THAN IDLING FOR EXTENDED PERIODS, 70 MINIMIZE EXHAUST EMISSIONS AND NOISE. THIS BECOMES MORE CRITICAL AS THE SIZE AND NUMBERS OF VEHICLES INCREASES 2 ALL STRIPPED, GRADED OR 07HERWlSE DISTURBED AREAS STALL 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 70 RUN ON WEEKENDS AND EVENINGS WHEN WATER TRUCK DRIVERS ARE NOT AVAILABLE. A TYPNCAI. 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 PRAOR17Y SINCE THEY WILL HELP TO CATCH BLOWSAND AND COULD THEREBY REDUCE THE AMOUNT OF STREET SWEEPING REQUIRED. 4. VEHICLES TRAVELING ON DIRT AND/OR ON UNPAVED ROADS SHOULD RESTRICT THEIR SPEED TO 15 M.P.H. AAA'IMUMM. SKINS 70 THAT EFFECT SHOULD BE PLACED AT THE PROJECT ENTRANCE ON PROJECTS OVER 5 ACRES 70 IMPROVE COMPLIANCE. S. UNPAVED ROADS SHALL BE WATERED A MINIMUM OF 4 PASSES OR AS NEEDED. SITE SPECIFIC DETAILS.• (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) 1. HAULING PROCEDURES- (AS SHOWN ABOVE UNLESS OTHERWISE DETA/1ED) 2 SOIL STABILNZ4770N METHODS (MIN. 4 TIMES PER 24 HRS. ) AC77W AREA WATER SCHEDULE* SITE WILT ar W_47F'RED CON71NUOUV Y O IR/NQ am ')IN(: /7LM-R1770NS By MEANS OF SPRINKLER _SYSTEM WEEKEND WATERING SCHEDULE. (MIN. 4 TIMES PER 24 HRS ) 4. Awl PHASE 'C'/ FNIBM GIRACIM MINT AND STREET CGNBTRUCTM GENERAL REQUIREMENTS.• 1. DIRT STOCKPILED NEXT 70 UTILITY TRENCHES SHALL BE KEPT WATERED OR O7TMERM9SE STABILIZED OR COVERED TO HELP COUNTERACT THEIR HIGH PROFILE EXPOSURE 70 THE WIND. 2. ALL PREVIOUSLY ROUGH GRADED AREAS THAT WILL BE INACTIVE /N THIS PHASE SHOULD BE TREATED WITH/ A DURABLE SON. STABILIZER OR GROUND COVER SYSTEM. IF A VEGETATED GROUND COVER lS U77LIZED IT IS ONLY NECESSARY TO GET /T NNITALLY ESTABUSHED. THE' ROOT SYSTEM AND 70P STUBBLE MAY BE SUFFICIENT TO HOLD THE DUST EVEN lF WATERING is DIS1CON71NUED. 3. FOR TRACTS, MULTIPLE PARCELS, AND EXTENSIVE COMMERCIAL SITES, PAVED ACCESS TO THE BUILDING SITES WILL BE REQUIRED PRIOR TO FRAMING OF THE BUILDINGS THIS CONSTRUCTION STAGE USUALLY OVDIC47ES AN INCREASE IN THE NUMBERS OF WORKERS AND THEIR VEHICLES ALSO, THE PAVED ACCESS /S RECOMMENDED FOR FIRE FIGHTING PURPOSES I PAVING IS DESIRED BEFORE ALL UTILITIES AND/OR LATERALS ARE INSTALLED, THE BASE LIFT OF AS014ILT IS SUFFICIENT FOR ACCESS 774E A.C. CAN BE 'GAPPED' LATER, LEAVING A FOAL SURFACE THAT IS FREE OF UTILITY CUTS AND PATCHES 4. AS PAVED ACCESS IS EXTENDED, 774E STAGING AREA CAN BE MOVED CLOSER TO THE BUILDING S17ES THE' STORAGE AND OFFICE TRAILERS, EQUIPMENT, AND EMPLOYEE PARKING CAN BE MOVED ON70 PAVED PORTIONS OF THE SITE SITE SPECIFIC DETAILS - (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) 1. TRENCH STOCKPILE TREATMM£NT.• STABILIZE SOIL BY PRE -WATERING WHERE TRENCHING EQUIPMENT 011 OPERATE STABILL7F SOIL WIN WRITER FOLLOWING COURVION_ 2. INACTIVE AREA 77REA7MENT: (SEAL WIN HYDRDMULCH, ACRYLIC POLYMER, PLANTINGS, ETC.) PHASE 'D'/ FWMH GPADNG (BLDQ UTL- BLDQ CONBT- LMDB:rBAPNG) GENERAL REOWREWAITS, 1. ALL INAC77W AREAS SHOULD HAVE BEEN STABIZED BY THIS STAG£. IF PREVIOUSLY COVERED, THE ACTUAL BUILDING PADS MAY NOW NEED 70 BE STRIPPED, SCARIFIED, AND RECOMPACTED FOR BUILDING PAD COMPAC77ON AND ELEVAT ON CER77FIC477ONS DUST WOULD BE KEPT DOWN BY WATERING, USUALLY BY TEMPORARY SPRINKLERS 2. TRENCHING FOR BUILDING UTILITIES, DRYWELL CONSTRUC7ION, POOLS, AND TENNIS COURT CONSTRUC7700V FORM THE BULK OF EARTH MORK AFTER THE PADS HAVE BEEN CERI7FIED. TEMPORARY SPRINKLERS MAY STILL BE USED ON THE BUKDNNG SITE FUR DUST CONTROL PRIOR TO THE BEGINNING OF FRAMING. TREATMENT WfTH A BIODEGRADABLE 71/L' APPROVED FOR DUST CONTROL lS RECOMMENDED WHERE /T IS DIFFICULT 70 WATER. J. ESTABLISHING THE LANDSCAPE AND SPRINKLER SYSTEM AROUND THE PERIMETER OF LARGE PROJECTS SHOULD BE DONE AT THIS STAG£. PLANTINGS AROUND THE PERIMETER SERVE AS A WIND BUFFER AND COLLECTION SYSTEM FOR DUST AND SAND. IT 6 GOOD 70 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 BLOWSANO OR DUST. 4. DISTURBED AREAS AROUND BUILDINGS SHOULD BE WATERED BY HAND FOR DUST CONTROL UNTIL SUCH TINT£ THAT THE SPRINKLER SYSTEM /S FULLY FUNC71ONAL AND GROUND COVER AND OR LANDSCAPING IS ESTABLISHED. IF WATERING /S DIFFICULT DUE TO BUILDING INTERFERENCE, CHEMICAL OR MULCH TREATMENTS ARE AVAILABLE THAT CAN STABILIZE THE SOIL WITHOUT FREQUENT W47ERM 5. CONS7RW7?ON 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 70 047CHl SOME OF THIS POTENTIALLY HAZARDOUS MATERIAL AS WELL AS /A7URAL DUST AND BLOW'SAND. CONCENIRA77ONS OF CONS7RUC770N 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 TIAT SWALES SHOULD BE INSPECTED BY CITY PRIOR TO SETTING OF PERMANENT GROUND COVER OR 07HER PLANTS. SITE SPECIFIC DETAILS (PLEASE DESCRAW ANY SPECIFIC OR ADOITOIAL CONTROL MEASURE PROPOSED.) 1. BUILDING PAD WATERING. (BY HAND W 47MNG AS NECESSARY AROUND BUILDING WE) 2. FORMWORK AND TRENCH WATERING: (BY HAND WATERING AS NECESSARY) 3. PERIMETER LANDSCAPE SCHEDULE.- (AS SOON AS POSSIBLE) STAFF TRANdO A MANDATORY ON -SITE PR£CONSTRUC710N MEETING REQUIRED FOR CON7R4C7ORS AND SU9-CON7R4C7ORS AS PART OF STORM WATER POLLUTK)N PREVENTION REQUIREMENTS INCLUDING DUST SUPRESSION ACTIVITY TO BE GIVEN BY THE QUALIFIED SWPPP PRACTITIONER. AMTEIAI W OF DUET MITIGATION FALM AN IRREVOCABLE LICENSE lS HEREBY GRANTED OR CASED 70 BE GRANTED 70 PERMIT THE CITY OR THEIR DES/GNfE 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 (SCAO.M.D.) FOR A PAR77CULAR DAY,• B. IN THE EVENT OF AN ON -SITE ANEMOMETER THAT CONFORMS 70 ALL SCAO.M.D. STA AWS REGISTERING 2 WIND GUSTS IN EXCESS OF 25 M.P.H. WHIN 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 ONE 'AUTHORIZED DUST CONTROLLER' AFTER A 60 MINUTE CONSECUTIVE PERIOD WHICH SHALL START WITH 7HEFIRST 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 CESS47ION OF ANY ON -SITE AC77VITY, INCLUDING BUT NOT LISTED TO EARTH MOVING, CONSTRUCTION, DEMUJ71ON OR VEHICULAR MOVEMENT AND MANEUVERING. ANY WATER TRUCKS OR VEHICLES SERVICING SPRINKLERS WOULD CONTINUE. I IN THE EVENT THAT AN ON -SITE IRRIG477ON SYSTEM /S NOT INSTALLED AND/OR OPERATIONAL, THE CRY WILL CASE THE SI7E TO BE WATERED OR TREATED W17H OUST CONTROL CHEMICALS. THE DUST CONTROL SECUR17Y WILL BE U77UZED FIRST TO COVER ANY COS73 INCURRED. I COSTS EXCEED ANY DUST CONTROL SECURITY fifM4WNG, ADDITIONAL COSTS MAY BE ASSESSED AGAMVST THE OWNER OF THE PROJECT. 3 IN 7H£ EVENT AN ON -SITE IRRIG4770N SYSTEM lS INSTALLED, BUT ITS CONTROL CLOCK HAS NOT TURNED THE SYSTEM ON WHEN NEEDED, THE CITY MAY TAKE ALL NECESSARY STEPS 70 TURN ON THE SYS7EAM. I IT S INACCESSIBLE BEHIND LOCKED G47ES OR LOCKED CONTROL BOXES, AND THE CITY CAN NOT FIND THE APPROPRIATE KEYS, THE CITY MY 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 CONSTTUIES A HAZARD TO THE ,SAFETY OF THE PUBLIC, BY INTRUSION BEYOND THE PROJECT BOUNDARY, THE CITY ENGINEER OR HIS DESIGNEE OR AGENT MAY IAMMED47ELY ENTER UPON THE SITE OR /0M£D4ATELY TAKE OTHER SUCH ACTION AS MAY BE NECESSARY TO REMEDY THE HAZARD, SUCH AS, BUT NOT LIMITED 70 COMMENCING WATERING ON THE SITE OR ORDERING THE CESS47ION OF ANY EMISSION -GENERATING ACTIVITY OCCURRING ON -SITE F. ANY OF THE ABOVE ACTIONS MAY BE CONSTRUED AS AN A84TEMENT FOR WHICH THE CITY WILL SACK CHARGE- THE GENERAL CONTRACTOR, DEVELOPER AND/OR THE OWNER AS THE CITY SHALL DEEM APPROPRATE ESS/ l U ' No. 58394 Exp. 12/31/20 41 \rF CN1\j OF CAL\F • Engineering • Planning • Survey •Environmental EIrm Drive, Suite 219, Palm Desert, CA 92260 r . •G r r•r . r . r r r r •jV•. a - .'r r- --r r r •. r . -. APPLICAMN APPLICATION FOR APPROVAL OF A LOCAL AMR QUALITY MANAGEMENT LAO.M.P.) PLAN /S HEREBY MADE 70 THE CITY ENGINEER OR HIS DESIGNEE, AS PART OF A GRADING PERMIT APPLNC4770N, SUBJECT TO THE CONDITIONS AND RESTRIC77ONS SET FORTH HEREIN. 1. EACH PERSON UPON WHOSE BEHALF THIS APPLICA710N /S MADE AND EACH PERSON AT WHOSE REQUEST AND FOR WHOSE BENEFIT WORK IS PERFORMED UNDER AND PURSL4NT TO ANY PERMIT ISSUED AS A RESULT OF THIS APPLICATION AGREES 70, AND SHALL INDEMNIFY AND HOLD HARMLESS THE CITY OF LA QUINTA, ITS OFFICERS, AGENTS AND EMPLOYEES. I ANY PERMIT ISSUED AS A RESULT OF THIS APPLlGI77ON BECOMES NULL AND VOID I WORK /S NOT COMMENCED WITHIN 90 DAYS FROM THE DATE OF ISSUANCE OF SUCH PERMIT. J. THE APPLICANT, OWNER, CONTRACTOR(V, SUBCONTRAC70R(S) OR 07HER AGENTS, HEIRS OR ASSHGNE£S SHALL CONFORM 70 THE ATTACHED DUST CONTROL PLAN AS APPROVED BY THE CITY. SAID PLAN INCLUDES NOTES AND/OR DRAWNGS OF TEMPORARY OR PERMANENT CONTROL METHODS OR DEVICES PROPOSED TO BE USED. THIS LAO.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 70 THIS PLAN AS APPROVED BY THE CITY, THE OWNER AND DESIGNATED "AUTIMORIZED DUST CONTROLLER' DO ALSO AGREE TO ABIDE BY THE PROVISIONS OF THE ABATEMENT PROCEDURES AS SHOWN ABOVE TO ENSURE IMPLEMENTATION OF THE DUST CONTROL MITIGATION MEASURES, A FINANCIAL SECURITY OF $2,000/PROJECT ACREAGE SHALL BE REQUIRED PRIOR TO THE ISSUANCE OF ANY PERMIT. ANY R ANC14L SECURITIES COLLECTED UNDER THE PROVISIONS OF THIS REQUIREMENT SHALL BE HELD BY THE CITY OF LA QUINTA FOR POTENTIAL USE IN M1TG4770N SOURCES OF FUGITIVE DUST NOT ADEQUATELY MITIGATED BY THE PROPERTY OWNER/S OR RESPONSIBLE DUST CONTROL PERSON ALL UNUSED SECUR17Y SHALL BE RETURNED TO THE PROPERTY OWNER ONCE TIME CITY HAS ACCEPTED 7HJ£ FINAL IMPROVEMENT AND ISSUED CERTIFICATES OF OCCUPANCY. I CERTIFY THAT / HAVE READ THIS FUGITIVE DUST CONTROL PLAN AND UNDERSTAND THAT I AM RESPONSIBLE FOR THE COMPLANCE OF THIS PROJECT 70 THE DUST CONTROL PROVISION N07ED OR REFERENCED HEREIN. I UNDERSTAND THAT THE DUST CONTROL SECURITY THAT I'V£ POSTED WITH THE CITY OF LA QUANTA MAY BE USED BY THE CITY AND ADDITWNAL CHARGES, I NEEDED, TO MITIGATE ANY VISIBLE EMISSIONS OR FUGITIVE DUST, IF / FAIL TO KEEP THE DUST UNDER CONTROL. I UNDERSTAND THAT DUST CONTROL IS REQUIRED 24 HOURS PER DAY, 7 DAYS PER WEEK FROM THE INITIAL DATE THAT THIS SITE S DISTURBED IN ANY WAY FROM THE M47UR L VEGETATED CONDHTKM, AND SHALL CONTINUE UNTIL THE TIME THAT THE PROJECT SITE AND ALL IMPROVEMENTS ARE COMPLETED AND THE PROJECT SITE lS ACCEPTABLY RE-VEGITA7ED AND PAVED. RESPONSIBILITY FOR THE DUST CONTROL ON THE SITE CAN BE TRANSFERRED SOLELY BY TRANSFERRING ALL OR A PORTION OF THIS PROPERTY TO OTHER CONTRACTORS, BUILDERS, OR OWNERS A REPLACEMENT PM10 PLAN AND DUST CONTROL SECURITY SHALL BE SUBMITTED FOR ANY TRANSFERRED PORTION OF THE PROJECT. I CERTIFY PAT / HAVE READ THIS APPUCA77ON AND THAT THE INFORMATION CONTAINED HEREIN /S TRUE AND CORRECT. I AGREE TO COMPLY WITH THE CITY FUGITIVE DUST ORDINANCE CHAPTER 6.16, AQMM0 RULE 403, 403.1 AND THE FINAL COACHELLA VALLEY S.I.P. AND ALL LAWS RELATING 70 CLEARING, GRADING, UTILITIES LANDSCAPING, AND BUILDING OPERATION. I AVIHORIZE REPRESENTATIVES OF THE CITY OF LA QUINTA TO ENTER UPON THE ABOVE MENTIONED PROPERTY FOR INSPECTION AN/OR ABATEMENT PURPOSES, AND I AGREE TO HOLD HARMLESS THE CITY OF LA QUINTA AND ITS REPRESENTAMES FROM UAISUTY FOR ANY ACTIONS RELATED TO TINS PERMIT OWNERS NAME(S) OWNER'S ADDRESS OWNER'S SICNATURE(S) DATE z io d CITY OF LA QUINTA PERMIT NO. ---2.5" CONDITIONAL USE PERMIT No. 2013-152 3" IF YOU SEE DUST COMING FROM 3" THIS PROJECT CALL: 3" 760-579-777 6- IF YOU DO NOT GET A RESPONSE WITHIN ONE HOUR, PLEASE CALL: 1.5" THE CITY OF LA QUINTA PUBLIC WORKS DEPARTMENT 1.5" 760-416-5315 2- REPORT THE PERMIT OR PROJECT NUMBER AND THE PHONE NUMBER ABOVE, 1.5" OR CALL THE AIR QUALITY MANAGEMENT DISTRICT AT 1-800-288-7664 1.5" ti r• -• t 0 APPROVED BY CITY OF LA QUINTA 11/22/19 I BRYI�MCKINNEY, PE P.E. DATE CITY ENGINEER CERT. / CV1811-007114-7169 RCE NO. 49418 EXP I CERTIFY THAT I HAVE READ THIS APPLICA77ON AND UNDERSTAND THAT I AM RESPONSIBLE FOR THE COMPLIANCE OF THIS PROJECT 70 7HE DUST CONTROL PROVISIONS NOTED OR REFERENCED HEREIN. AS THE 'AUTHORIZED DUST CONTROLLERO FOR THIS PROJECT I WILL HAVE MY PHONE NUMBER ON THE REQUIRED .SITE SIGNS, AND WILL RESPOND 70 DUST COMPLAINTS WITHIN THE 1 HOUR LIMIT. l UNDERSTAND THAT DUST CONTROL NS REQUIRED 24 HOURS PER DAY, 7 DAYS PER WEEK, FROM 7HE THE THAT THIS SITE IS DISTURBED /N ANY WAY FROM THE N4TUR4L VEGETATED CONDI7700, AND MUST CONTINUE UNTIL THE 77MME PAT THE PROJECT SITE IS ACCEPTABLY RE-VEGNSTATED OR PAVED. I ALSO CERTIFY THAT I HAVE A77ENDED AN AQMMD SEMINAR ON FUGITIVE DUST CONTROL. DUST CONTROLLER NAME (PRINT) _ lC�le11 � DUST CONTROLLER ADDRESS �^ Y'O : -P/C! DUST CONTROLLER SIGNATURE <AP // DATE��/-1_cH2O CONTACT PHONE NUMBERS (24 HR) 7D7 - .1;77p 712E I VKXCN MAP NTS LOT 1 OF TRACT MAP NO. 28335-R, MAP BOOK 259/42-43 91 THE NORTHWEST QUARTER OF SECTION 36, TOWNSHIP 5 SOUTH, RANGE 6 EAST, SAN BERNARDINO BASE AND MERIDIAN, COUNTY OF RNERSIDE, STATE OF CALIFORNIA CITY OF LA QUINTA LOCAL M OUMM MANAOSWE NT PLAN PM-10 DUST mmTION PROJECT NAME CONDITIONAL USE PERMIT NO. 2013-152 lZ 2020 SITE ADDRESS 77210 LOMA WSTA kp•N. 658-200-004 DATE IN NW 114 SEC. 36, T.5S, R.6E., SBM FOR: SWENSON RESIDENCE - THE ENCLAVE MOUNTAN ESTATES SHEET 1 OF 2 GRADING PERMIT / ?M1020146 - 0007 APN 658-130-001 EQUIPMENT FUELING AREA (NS-9), / MATERIAL DELIVERY & STORAGE (WM-1) % k4 PM-10 WIND FENCE (WE-1) S� <� // PRIMARY WATER SOURCE \ �6 PM-10 WIND FENCE EXISTING FIRE HYDRANT WITH 9t -ALTERNATE WATER SOURE ALONG PROPERTY LINE \ i / , / CONST. METER 0 1,200 GPM± j / EXISTING FIRE HYDRANTS TRACT MAP NO. 25237 APN MB 228/95-99 658-200-013/001 19 /101 le DUST CONTROL SITE PLAN GRAPHIC SCALE SCALE 1'=40' 0 20 40 80 120 160 QROFESS/0,� S RON �� F No. 58394 � m Exp. 12/31/20 � CIVIL �P 9lF of CALF • Engineering •.Planning Survey Environmental E115 The Altura Group 73-plq Fred Waring Drive, Suite 219, Palm Desert. CA 92260 t. 0. .4750 TheAltumGroup.com ' f. 760.340.0089 PRE AR 2 10 /20 RCE 94 EXP 12/31/20 DATE APPROVED BY CITY OF LA QUINTA O L BRYAN MCKINNEY, PE CITY ENGINEER 2 ZV-ZOZO DATE LEGEND: PM10 FENCE TRACK 1UT / TEMPORARY CONSTRUCTION ►j���j�j�s���VEHICLE AND EQUIPMENT STAGING & MAINTENANCE (NS-10) ...:.-..:.-.:..:.....:.-..:.:VEHICLE WASH 1 .......................... (MOBILE / 1 BE USED) �//� EMPLOYEE PARKING1 EQUIPMENT MATERIAL DELIVERY & STORAGE 41 1 1 SPEED LIMIT SIGN STABILIZED CONSTRUCTION ROADWAY (TC-2) GRAVEL PAD. 1 1/2 WASHED ROCK. . 6" MIN DEPTH. 30' ., RIBBED WHEEL SHAKER (RIBS 3" TALL, 6' APART, 4 PANELS MIN.) Now DIRECTION OF TRAVEL (EGRESS) TRACK OUT PREVENTION DETAIL (TC-1) TO BE USED AT SITE INGRESS/EGRESS NOT TO SCALE CITY OF LA OUINTA LOCAL AIR OUALITY MANAGEMENT PLAN PM-10 DUST MnIGATION PROJECT NAME CONDITIONAL USE PERMIT NO. 2013-152 SITE ADDRESS 77210 LOMA VISTA A,p,N,658-200-004 IN NW 114 SEC. 36, T.5S., R.6E., SBM WENSON RESIDENCE - THE ENCLAVE MOUNTAIN ESTATES SHEET 2 OF 2 GRADING PERMIT /