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PM102019-000624' LONG X 10' WIDE METAL RUMBLE STRIP PLEASE READ AND FILL OUT THIS DOCUMENT APPROPRIATELY. EVEN SMALL PROJECTS MUST 00 IR PART. Ph� DUST ENTI(POWDERY T FIED AS X POTENTIALLY SERIOUSTHREAT. S OR FEE HEALTH OF 10 /THIS FINE CAN LODGE HAS BEEN ID 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 /S ADVERSELY AFFECTED BY THE RELATIVELY HIGH LEVELS OF PM40 THAT OCCUR /N 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.• PROJECT NAME., RG2a Residence STREET ADDRESS / SITE LOCATION: HUMBOLDT BLVD, LA QUINTA. CA. 92253 ADJOINING PROPERTY INFO. (FOR SENSITIVITY TYP. WINDS BLOW N.W. 70 S.E.) EASTERLY SINGLE-FAMILY RESIDENCE SOUTHEASTERLY - SOUTHERLY GOLF COURS K SOUTHWESTERLY GOLF COURSELAKE WESTERLY VA NT LOT (51NULE- VACANT LOT SINGLE-FAMILY RESIDENTIAL NORTHWESTERLY HUMBOLDT BLV . NORTHERLY NORTHEASTERLY HUMBOLDT BLVD. CURRENT LAND USAGE VACANT PROPOSED LAND USAGE. SINGLE-FAMILY RESIDENCE LOT: 53 TRACT/PM: 33076 LAND USE PERMIT NO.: A.P.N. 767-700-005 PARCEL 'SIZE: 0.67 ACRES 29,185 SQ. FT. EARTHWORK QUANTITIES ESTIMATE (BALANCED SITE PREFERRED) TOTAL AREA TO BE DISTURBED 1.06 ACRES 46,170 SQ. FT. STRIPPING & SUBSIDENCE LOSSES (TYP. 0.3' X ARE4/27CF./CY.) 103 C.Y. RAW CUT VOLUME: 200 C.Y. CUT AFTER SHRINKAGE: n1n C.Y. RAW IMPORT VOLUME: 1140 C.Y. IMPORT AFTER SHRINKAGE. 1,000 C,Y COMPACTED FILL VOLUME: 900 C,Y RAW EXPORT VOLUME. 0 C.Y. COMPACTED EXPORT VOL.: n/a C.Y. (SEE HAUL ROUTE DETAIL ON ATTACHED PLAN /F ANY IMPORT OR EXPORT, EXCEPT TRASH.) PHASE ';4"- ROUGH GRADING (SITE PREP. & MOBILIZATION) CONTINUED 5, THE TIRES OF VEHICLES BEING USED ON -SITE SHOULD BE INSPECTED AND WASHED IF J. STREET PAVING SCHEDULE: NIA NECESSARY TO OP T TRACKING OF CKDIRT S D T ONTO PUBLIC STREETS. IF EXTENSIVE EXPORT OR IMPORT OF DIRT IS TO BE DONE, A PAVED OR GRAVELED WHEEL WASHING AREA AT LEAST 12' 4. STAGING AREA MOVEMENT SCHEDULE. NIA WIDE BY 100' LONG SHOULD BE PROVIDED AT THE EXIT TO FACILITATE THE INSPECTION AND CLEANING OF TIRES. RUMBLE STRIPS- MADE FROM LUMBER, RAILROAD TRACK,OR SIMILAR 5. OTHER: _�jl A MATERIALS CAN HELP REDUCE THE MUD GETTING ONTO THE CLEANING AREA. STREET SWEEPING AND WASHING /S 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. PHASE "D' FINISH GRADING (BLDG. UTIL., BLDG. CONST., LANDSCAPING) 6 (OPTIONAL) 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, GENERAL REQUIREMENTS: THE PROJECT NAME, MAP NUMBER /F APPROPRIATE, THE AUTHORIZED DUST CONTROLLER PHONE 1. ALL INACTIVE AREAS SHOULD HAVE BEEN STABILIZED BY THIS STAGE. IF PREVIOUSLY NUMBER(S), THE CITY PHONE NUMBER, AND THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT COVERED, THE ACTUAL BUILDING PADS MAY NOW NEED TO BE STRIPPED, SCARIFIED, (SC.A.Q.M.D.) PHONE NUMBER. AND RECOMPACTED FOR BUILDING PAD COMPACTION AND ELEVATION CERTIFICATIONS. DUST WOULD BE KEPT DOWN BY WATERING, USUALLY BY TEMPORARY SPRINKLERS. 7. VEHICLES TRAVELING ON DIRT AND/OR ON UNPAVED ROADS SHOULD RESTRICT THEIR SPEED TO 2. TRENCHING FOR BUILDING UTILITIES, DRYWELL CONSTRUCT/ON, POOLS, AND TENNIS 15 M.P.H. MAXIMUM. SIGNS TO THAT EFFECT SHOULD BE PLACED AT THE PROJECT ENTRANCE COURT CONSTRUCTION FORM THE BULK OF EARTHWORK AFTER THE PADS HAVE BEEN ON PROJECTS OVER 5 ACRES TO IMPROVE COMPLIANCE. CERTIFIED. TEMPORARY SPRINKLERS MAY STILL BE USED ON THE BUILDING SITE FOR DUST CONTROL PRIOR TO THE BEGINNING OF FRAMING. TREATMENT WITH A BIODEGRADABLE 8. WHEN WIND SPEEDS EXCEED 25 MPH, BY CONTINUOUS ANEMOMETER READING, OR IN GUSTS AT OIL" APPROVED FOR DUST CONTROL IS RECOMMENDED WHERE IT IS DIFFICULT TO WATER. 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, 3. ESTABLISHING THE LANDSCAPE AND SPRINKLER SYSTEM AROUND THE PER/METER OF EXCEPT FOR WATER TRUCKS AND SPRINKLER -TENDING VEHICLES, /F ANY. LARGE PROJECTS SHOULD BE DONE AT THIS STAGE PLANTINGS AROUND THE PERIMETER SERVE AS A WIND BUFFER AND COLLECTION SYSTEM FOR DUST AND SAND. SITE SPECIFIC DETAILS IT IS GOOD TO HAVE DUST AND SAND WELL UNDER CONTROL PR/OR TO THE BUILDING (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) PHASE FOR THE SAKE OF CERTAIN GLUING AND PAINTING PROCESSES THAT CAN BE RUINED BY BLOWSAND OR DUST. 1. PRE -WATERING METHOD (AS SHOWN /N 1. OR AS DETAILED HERE): SPRINKLERS FOR 1 DAY !SITE HAS EXISTING IRRIGATION SYSTEM AND GROUND COVER) 4. DISTURBED AREAS AROUND BUILDINGS SHOULD BE WATERED BY HAND FOR DUST CONTROL UNTIL SUCH TIME THAT THE SPRINKLER SYSTEM lS FULLY FUNCTIONAL WATER AVAILABILITY, INITIAL STAGE DOMESTIC ER AND GROUND COVER ANDIOR LANDSCAPING /S ESTABLISHED. IF WATERING /S DIFFICULT DUE TO BUILDING INTERFERENCE, CHEMICAL OR MULCH TREATMENTS ARE AVAILABLE THAT CAN STABILIZE THE SOIL WITHOUT FREQUENT WATERING. 2. OFF -SITE WORK PERMISSION NEEDED: _y/A 5. CONSTRUCTION DUST SUCH AS FROM CEMENT PLASTER, PAINT OVERSPRAY, WOOD CUTTING, GRINDING OPERATIONS, ETC., SHOULD BE MINIMIZED ALSO. A PERIMETER J. ACCESS WILL BE CONTROLLED BY; FENCE 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 "Al RESULT FROM WASHING OF 4. INITIAL STAGING AREA: PHASING OF GRADING EQUIPMENT AND SHOULD BE PROPERLY DISPOSED OF BEFORE THEY CAN DRY OUT EQUIPMENT STORAGE FUTURE DRIVEWAY AREA -WATERED AND BLOW OR BE WASHED ACROSS PROJECT BOUNDARIES. EAREA THE AMOUNT OF ACTIVE DISTURBED AREA MUST BE LIMITED TO WHAT CAN BE EFFECTIVELY WATERED AS NECESSARY WITH HOSE DURING 4 TIMES PER DAY BY EITHER SPRINKLERS OR WATER TRUCKS. TYP/CAL 2000 GALLON WATER TRUCKS TEMPORARY OFFICE CONSTRUCTION. GRAVEL WILL 6. NOTE THAT SWALES SHOULD BE INSPECTED BY CITY PR/OR TO SETTING OF PERMANENT CAN EFFECTIVELY WATER ABOUT 4 ACRES PER HOUR. HEREFORE AN 8 HR. WORKDAY DIVIDED BY BE PLACED BEHIND CURB TO GROUND COVER OR OTHER PLANTS. 4 WATER/NGS PER DAY TIMES 4 AC./HR. = 8 ACRES PER TRUCK. SINCE WATER TRUCKS ARE EMPLOYEE PARKING PREVENT TRACKOUT. DRIVEWAY ALLOWED TO WORK 7 DAYS A WEEK, 24 HOURS A DAY, IN SOME LOCATIONS, UP TO 24 AC PER TO BE PAVED AFTER BUILDING IS CONSTRUCTED. SITE SPECIFIC DETAILS: TRUCK MAY BE ACHIEVED THAT WAY, WITH SPEC/AL PERM/SS/ON. LARGER PROJECTS MUST HAVE 5. WHEEL WASHING PROVISIONS THERE WILL BE NO TEMPORARY OFFICE ONSITE. (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) MORE TRUCKS, MORE HOURS, MORE SPRINKLERS, OR LESS DISTURBED AREA AT ANY ONE TIME.1. AREAS ALREADY GRADED OR STOCKPILED MUST BE STABILIZED WITH CHEMICALS, HYDROMULCH, OR BUILDING PAD WATERING: BY HAND WATERING AS NECESSARY AROUND BUILDING SITE ( ) VEGETATION, BEFORE ADDITIONAL AREAS CAN BE STRIPPED FOR GRADING. THE PHASING PATTERN 6. SPEED RESTRICTION SIGN LOCATION: BELOW SHALL BE SHOWN IN HE REFERENCE MAP ON THIS SHEET AT UPPER RIGHT. DRIVING ROUTES A THROUGH A PROJECT MUST BE COUNTED /N ALL PHASES WHERE THEY ARE ONLY TREATED WITH WATER. IT /S BETTER TO TREAT HEM WITH AN APPROVED "OIL" (LIKE ENV/ROKLEEN) OR SIMILAR NON -CRUSTING 7, NUMBER OF POSTED "DUST CONTROL SIGNS' i DUST PALLIATIVE, TO SAVE WATER. (TYP. 1 PER FRONTING ROAD OR 1 PER 660 FEET OF FRONTAGE) . : PHASE ;4 ROUGH GRADING ITE PREPARATION 0 /ZAT/ON 8OTHER PRELIMINARY WORK SUB -PHASE APPROX. DATE / TURBID AC. SP INKLER AC. WATER TRUCK ANONE C. OF TRUCKS A/ 6-03-19 1.06 1.06 N/A N/A A2 A3 PHASE "B" R DT P RIM WALL APPROX. DATE STURBTRUCK AC TSUB-PHASE OF RUCK BI 6-10-19 1.06 1.06 N/A N/A B2 B3 PHASE C" FINISH GRADING A✓OR UTILITY AND STREET CONSTRUCTION SUB -PHASE APPRPX DATE /STURB D AC. SPRINKLER AC. WATER TUCK AC. # OF TRUCKS CI N/A N/A N/A N/A N/A C2 (NO MAJOR UTILITIES OR STREET CONSTRUCTION ARE PROPOSED) C3 PHASE D'" FINISH GRADING BUILDING UTILITIES BUILDING CONSTRUCTION LANDSCAPING SUB -PHASE A A E l TURB D AC. S R/ KL A WAT AC. 0 RUCKS DI 9-01-20 1.06 1.06 N/A N/A D2 D3 FUGITIVE PM IO DUST CONTROL MEASURES HERE /S THE SUMMARIZED MATRIX OF REQUIRED DUST MITIGA77ON MEASURES IDENTIFIED BY PHASE.• mmm0 mmmm ©©m© ©©m©'. ©©■© ©©m© ©©m© ©©■© mmmm 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., 7 TRUCK / 8 ACRES) PERIMETER SPRINKLER SYSTEM (ALL SIDES, CONTINUOUS NIGHT WATERING WHEN WINDY) GRAVEL (MIN. 7.5" 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 (ENV/ROKLEEN '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 RECORDKEEPING/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 IN BOTH SHORT TERM AND LONG TERM SITUATIONS. SEE HE REPORT FORM THAT'S AVAILABLE FROM THE CITY OR IN THE AFORESAID DOCUMENT. FUGITIVE PM10 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, CONSTRUCTION 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 HE CITY TO ASSESS ADDITIONAL CHARGES, AND POSSIBLY STOP ALL WORK AT THE SITE UNTIL THE EXTENT OF THE DISTURBANCE /S MEASURED. THEREFORE, IF IT IS SUSPECTED THAT OFF -SITE AREAS MAY BE DISTURBED DURING THE WORK, SHOW THEM ON THIS PLAN AND MAKE THE APPROPRIATE ARRANGEMENTS /N 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 HE PROJECT. THIS RESTRICTED ACCESS HELPS REDUCE DAMAGE TO ANY CRUST" OF STABILIZED SOIL ON HE PROJECT AND ALLOWS PLACING OF THE EXIT WHERE "TRACK OUT" CAN BE STOPPED PER #5 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 /N 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. 9. INACTIVE AREA STABILIZATION AREA: WITHIN 10 DAYS OF CEASING ACRITI AN OPERATOR SHALL IMPLEMENT AT LEAST ONE OF THE FOLLOWING LONG-TERM STABILIZATION TECHNIQUES FOR ANY DISTURBED SURFACE AREA WHERE CONSTRUCTION AC71V171ES ARE NOT SCHEDULED FOR 30 DAYS. A: REVEGETATION THAT RESULTS IN 75% GROUND COVER PROWDED THAT AN ACTIVE WATERING SYSTEM IS IN PLACE AT ALL ITMES OR B. ESTABLISHMENT OF A STABILIZED SURFACE THROUGH WATERING WITH PHYSICAL ACCESS RESIRIC17ONS SURROUNDING THE AREA; OR C: USE OF CHEMICAL STABILIZERS TO ESTABLISH A STABILIZED SURFACE WITH ACCESS RESTRICITON SURROUNDING THE AREA. ALL STABILIZERS SHALL HAVE MIXED WITH THEM A GREEN COLORANT PER THE MANUFACTURER'S RECOMMENDATIONS AND SAITSFACITON OF THE CITY STAFF INSPECTION. PHASE "B"-- ROUGH GRADING (MASS GRADING, PERIMETER WALLS) 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 ALSO, AND SHOULD BE COMPLYING WITH ALL APPROPRIATE DUST MITIGATION MEASURES ALSO. 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 OTHERWIS E DISTURBED AREAS SHALL BE STABILIZED BY SOME APPROPRIATE AREAS RLAS 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. 3. IF PER/METER 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) A 2. SOIL STABILIZATION METHODS: ACTIVE AREA WATER SCHEDULE: (MIN. 4 TIMES PER 24 HRS.) WATER WITH HOSE AND/OR WATER TRUCK AS NECESSARY WEEKEND WATERING SCHEDULE: MIN. 4 TIMES PER 24 HRS. ) WATER WITH HOSE AND/OR ATER TRUCK AS NECESSARY INACTIVE AREA STABILIZATION METHOD(S): ACRYLIC POLYMER, HYDROMULCH, PLANTINGS, BIODEGRADABLE "Oh.- OR AS SHOWN HE E) NIA J. PER/METER BLOCK WALL SCHEDULE 4. OTHER: 5. INACTIVE AREA STABILIZATION AREA: WITHIN 10 WAYS OF CEASING ACTM7Y, AN OPERATOR SHALL IMPLEMENT AT LEAST ONE OF THE FOLLOWING LONG-TERM STABILIZATION TECHNIQUES FOR ANY DISTURBED SURFACE AREA WHERE CON57RUCRON ACTIWITES ARE NOT SCHEDULED FOR 30 DAYS. A: REVEGETA77ON THAT RESULTS IN 75% GROUND COVER PROVIDED THAT AN ACTIVE WATERING SYSTEM IS IN PLACE AT ALL TIMES OR B: ESTABLISHMENT OF A STABILIZED SURFACE THROUGH WATERING WITH PHYSICAL ACCESS RESTRIC77ONS SURROUNDING THE AREA; OR C.• USE OF CHEMICAL STABILIZERS TO ESTABLISH A STABILIZED SURFACE WI7H ACCESS RESTRICTION SURROUNDING THE AREA. ALL STABIUZERS SHALL HAVE MIXED WITH THEM A GREEN COLORANT PER THE MANUFACTURERS RECOMMENDATIONS AND S477SFACIION OF THE CITY STAFF INSPECTION. PHASE 'C':• FINISH GRADING (UTILITY & STREET CONST) GENERAL REQUIREMENTS: 1. DIRT STOCKPILED NEXT TO UTILITY TRENCHES SHALL BE KEPT WATERED OR OTHERWISE STABILIZED OR COVERED TO HELP COUNTERACT THEIR HIGH PROFILE EXPOSURE TO THE WIND. 2. ALL PREVIOUSLY ROUGH GRADED AREAS THAT WILL BE INACTIVE IN THIS PHASE SHOULD BE TREATED WITH A DURABLE SOIL STABILIZER OR GROUND COVER SYSTEM. IF A VEGETATED GROUND COVER /S UTILIZED IT IS ONLY NECESSARY TO GET IT INITIALLY ESTABLISHED. THE ROOT SYSTEM AND TOP STUBBLE MAY BE SUFFICIENT TO HOLD HE DUST EVEN IF WATERING /S DISCONTINUED. J. 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 INDICATES AN INCREASE IN THE NUMBERS OF WORKERS AND THEIR VEHICLES. ALSO, THE PAVED ACCESS /S RECOMMENDED FOR FIRE FIGHTING PURPOSES. IF PAVING /S DESIRED BEFORE ALL UTILITIES AND/OR LATERALS ARE INSTALLED, THE BASE LIFT OF ASPHALT IS SUFFICIENT FOR ACCESS. HE A.C. CAN BE CAPPED" LATER, LEAVING A FINAL SURFACE THAT IS FREE OF UTILITY CUTS AND PATCHES. 4. AS PAVED ACCESS /S EXTENDED, THE STAGING AREA CAN BE MOVED CLOSER TO THE BUILDING SITES. THE STORAGE AND OFFICE TRAILERS, EQUIPMENT, AND EMPLOYEE PARKING CAN BE MOVED ONTO PAVED PORTIONS OF THE SITE. SITE SPECIFIC DETAILS: (PLEASE DESCRIBE ANY SPECIFIC OR ADDITIONAL CONTROL MEASURE PROPOSED.) 1. TRENCH STOCKPILE TREATMENT.- (WATER AS NECESSARY) N/A 2. INACTIVE AREA TREATMENT: (SEAL WITH HYDROMULCH, ACRYLIC POLYMER, PLANTINGS, ETC.) NA 2. FORMWORK AND TRENCH WATERING: (BY HAND WATERING AS NECESSARY) J. PER/METER LANDSCAPE SCHEDULE: (AS SOON AS POSSIBLE) 4. OTHER: PROPOSED PM10 WIND 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 (SC.A.Q.M.D.) 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 PER/OD; 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 PER/OD 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, CONSTRUCT/ON, 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 /S 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 /S 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 S INA CCESSIBLE ACCESS/BEE BEHIND LOCKED GATES OR LOCKED CONTROL BOXE S, 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. APPLICATION CONSENT APPLICATION FOR APPROVAL OF A LOCAL AIR QUALITY MANAGEMENT (L.A.Q.M.P.) PLAN 1S HEREBY MADE TO THE CITY ENGINEER OR HIS DESIGNEE, AS PART OF A GRADING PERMIT APPLICATION, 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 IS NOT COMMENCED WITHIN 90 DAYS FROM THE DATE OF ISSUANCE OF SUCH PERMIT. J. THE APPLICANT, OWNER, CONTRACTOR(S), SUBCONTRACTOR(S) 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 PERM17S. 4. BY AGREEING TO CONFORM TO THIS PLAN AS APPROVED BY THE CITY, THE OWNER AND DESIGNATED 'AUTHOR/ZED DUST CONTROLLER" DO ALSO AGREE TO ABIDE BY THE PROVISIONS OF THE ABATEMENT PROCEDURES AS SHOWN ABOVE. OWNER'S 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. 1 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 / FAIL TO KEEP THE DUST UNDER CONTROL. l 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. 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 SECUR17Y MUST BE SUBMITTED FOR ANY TRANSFERRED PORTION. l HEREBY AUTHORIZE THE PERSON LISTED BELOW AS ';AUTHOR/ZED DUST CONTROLLER" TO BE MY REPRESENTATIVE AND CONTACT PERSON FOR ALL DUST COMPLAINTS INVOLVING THIS PROJECT l CERTIFY THAT I HAVE READ THIS APPLICATION AND THAT THE INFORMATION CONTAINED HEREIN IS TRUE AND CORRECT. / AGREE TO COMPLY WITH CITY ORDINANCE (MUNI. CODE SEC. 95. 131A) AND ALL LAWS RELATING TO GRADING OPERATIONS l AUTHORIZE REPRESENTATIVES OF THE CITY OF LA QUINTA TO ENTER UPON THE ABOVE -MENTIONED PROPERTY FOR INSPECTION AND/OR ABATEMENT PURPOSES, AND E AGREE TO HOLD HARMLESS THE CITY AND ITS REPRESENTATIVES FROM LIABILITY FOR ANY ACTIONS RELATED TO THIS PERMIT. OWNER'S NAME(S) The Ann Walker Trust OWNER'S ADDRESS i U444 W. OI m-P pTC Blvd, fifth Floor Los An ales CA 90064 OWNER' SLG/G T DATE AUTHORIZED DUST CONTROLLER CERTIFICATION: E CERTIFY THAT ! HAVE READ THIS APPLICATION AND UNDERSTAND THAT E AM RESPONSIBLE FOR THE COMPLIANCE OF THIS PROJECT TO THE DUST CONTROL PROVISIONS NOTED OR REFERENCED HERE. AS THE AUTHOR/ZED DUST CONTROLLER" FOR THIS PROJECT ! WELL HAVE MY PHONE NUMBER ON THE REQUIRED SITE SIGNS, AND WELL. RESPOND TO DUST COMPLAINTS WITHIN THE 1 HOUR LIMIT. l 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 /S ACCEPTABLY RE -VEGETATED OR PAVED. DUST CONTROLLER NAME (PRINT) OmdshgE Construction, Inc DUST CONTROLLER ADDRESS 46-#voi Roudol Lone, La QMlnta, CA. 92253 DUST CONTROLLER SIGNATURE L/ft f✓(i CONTACT PHONE NUMBERS (24HR)HR) 760-347-4246-`347-4246 A.Q.M.D. DUST CLASS CERTIFICATE // DATE G . LOT-52 (VACANT) PROPOSED 6' / PM10 WIND FENCE --- -. PROPOSED EMPLOYEE PARK G AREA. EMPLOYEE PARKING IS ALL ON PRIVATE STREETS PER MADI o ' I SON CLUB REGULATIONS. a ..5 PARKING, STORAGE AND _ ANY ONSITE PARKING AREA(S) SHALL HAVE PARKING, STORMAlffAAGE To -' If GRAVEL MAINTAINED TO A DEPTH OF 4" LOT-54 (EXISTING BUILDING) 11CARRION DR THERE ARE NO SPECIAL DUST CONTROL ITEMS NOT SHOWN ON THE GRADING PLAN REFERENCE MAP GRADING PLAN FEATURES SCALE _ 30 MAIN 1 DR AVENUE 52 HIGHWAY SHOW THE ROADS WHICH WILL BE USED FOR IMPORT OR EXPORT OF DIRT FOR HE PROJECT. IF THE PLANS INDICATE A DIRT BALANCE AND THUS NO HAUL ROUTE /S REQUIRED, OWNER INITIAL HERE ------- VICINITY MAP / HAUL ROUTE NOT TO SCALE 4' 1 T O� 0 2 AVENUE 54 CONSTRUCTION ENTRANCE MIN. 74'LONG x 10' WIDE RUMBLE STRIP O VEHICLE TRACK -OUT (1.5" GRAVEL) MAINTAINED TO A DEPTH OF 4". SIGN ---f-WATER SOURCE: 3/4" ONSITE METER THIS 31TE IS WITHIN A GATED / COMMLINITY AND ACCESS IS ,t CONT OLLED BY A GATE. THE ' EXIST G PAD IS IRRIGATED AND PLAN ED WITH GROUNDACOVER. 1 � i �f PROPOSED 6' PM10 WIND FENCE NOTE: MONITORING CHECKLIST PER CVFOC HANDBOOK SECTION 5.2 PM10 SECURITY AMOUNT, $2,000/ACRE = $2,120 -r 8' MIN, CITY OF LA QUINTA PROJECT# BRES2018-0357 BRADSHAW CONSTRUCTION, INC IF YOU SEE DUST COMING FROM THIS SITE PLEASE CALL: 760-347-4246 IF YOU DO NOT GET A RESPONSE WITHIN ONE HOUR, PLEASE CALL PUBLIC WORKS DEPARTMENT (760) 416-5315 REPORT THE PERMIT NUMBER AND THE PHONE NUMBER ABOVE OR CALL A.Q.M.D. AT: AIR QUALITY MANAGEMENT DISTRICT 1-800-288-7664 PM 7 0 SIGN DETAIL NOT TO SCALE PMIozo 1q - aoo& 4' 1 T O� 0 2 AVENUE 54 CONSTRUCTION ENTRANCE MIN. 74'LONG x 10' WIDE RUMBLE STRIP O VEHICLE TRACK -OUT (1.5" GRAVEL) MAINTAINED TO A DEPTH OF 4". SIGN ---f-WATER SOURCE: 3/4" ONSITE METER THIS 31TE IS WITHIN A GATED / COMMLINITY AND ACCESS IS ,t CONT OLLED BY A GATE. THE ' EXIST G PAD IS IRRIGATED AND PLAN ED WITH GROUNDACOVER. 1 � i �f PROPOSED 6' PM10 WIND FENCE NOTE: MONITORING CHECKLIST PER CVFOC HANDBOOK SECTION 5.2 PM10 SECURITY AMOUNT, $2,000/ACRE = $2,120 -r 8' MIN, CITY OF LA QUINTA PROJECT# BRES2018-0357 BRADSHAW CONSTRUCTION, INC IF YOU SEE DUST COMING FROM THIS SITE PLEASE CALL: 760-347-4246 IF YOU DO NOT GET A RESPONSE WITHIN ONE HOUR, PLEASE CALL PUBLIC WORKS DEPARTMENT (760) 416-5315 REPORT THE PERMIT NUMBER AND THE PHONE NUMBER ABOVE OR CALL A.Q.M.D. AT: AIR QUALITY MANAGEMENT DISTRICT 1-800-288-7664 PM 7 0 SIGN DETAIL NOT TO SCALE PMIozo 1q - aoo&