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0 <br />a <br />0 <br />z <br />0 <br />z <br />M <br />11655 S UNION ROAD <br />EXISTING 3 BEDROOM DWELLING <br />REPORTED LOCATION OF EXISTING SEPTIC SYSTEM <br />""""""'1G TO APPLICATION FOR SANITATION PERMIT N0. <br />FIED BY ACORN ONSITE, INC. <br />1 <br />1 <br />I <br />I <br />I <br />I <br />I <br />WELL / <br />50' WELL SETBACK <br />10' BUILDING SETBACK <br />�`/ NEW <br />NOR <br />EWR P <br />4" SCH 40 PVC SEWER PIPE ­,\ \�\ <br />11668 S UNION ROAD PERCOLATION TEST BY OTHERS -- <br />NEW 2 BEDROOM DWELLING 4" SCH 40 PVC EFFLUENT TRANSPORT PIPE <br />RESERVE AREA ­/ <br />5' SEPTIC TANK SETBACK <br />L ��t- - - -NEW DISTRIBUTION B- -OX <br />80' <br />12' <br />A_ <br />----------------- <br />80' ________________ <br />NEW LEACH FIELD <br />5' PROPERTY LINE SETBACK <br />10296 ISSUED 11/10/58 <br />V50' <br />PROPERTY LINE ACCORDINr, Tn PRnPFRTY nWNFR <br />WELL SETBACK N, <br />/ NEIGHBOR WELL <br />/ ACCORDING TO PERMIT NO. 45-457 ISSUED 6-19-75 <br />1 <br />I 1 <br />I I <br />I I <br />I I <br />i � \ N, / <br />50' WELL SETBACK <br />NEIGHBOR WELL <br />I I <br />I I <br />I I <br />1 I <br />THIS IS NOT A BOUNDARY SURVEY. PROPERTY LINES SHOWN FROM SITE MAP PROVIDED BY PROPERTY OWNER. <br />THIS PLAN ONLY ADDRESSES THE NEW OWTS COMPONENTS AS SHOWN, ALL OTHER SITE INFORMATION IS FROM SITE <br />PLAN PROVIDED BY PROPERTY OWNER. <br />NDERGROUND SERVICE ALER <br />CALL TOLL FREE <br />1-800-642-2444 OR 811 <br />r AT LEAST TWO WORKING <br />DAYS BEFORE YOU DIG <br />IUNDERGROUND SERVICE ALERT OF NORTHERN CALIFORNIA I <br />SITE USE/BACKGROUND: <br />EXISTING 3 BEDROOM DWELLING, ADDITION OF A 2 BEDROOM ACCESSORY DWELLING UNIT IS PROPOSED. <br />WASTEWATER TREATMENT TRAIN: <br />DOMESTIC RAW SEWAGE -> AEROBIC TREATMENT UNIT -> GRAVITY LEACH LINES <br />GENERAL INSTALLATION NOTES: <br />1. OWTS SHALL BE INSTALLED IN ACCORDANCE WITH THE ENGINEER-OF-RECORDS'S DESIGN INTENT AND REGULATORY AGENCY REQUIREMENTS. DISCREPANCIES <br />SHALL BE BROUGHT TO THE ATTENTION OF THE ENGINEER -OF -RECORD AT THE EARLIEST OPPORTUNITY. <br />2. OWTS TO BE INSTALLED BY A LICENSED CONTRACTOR WITH AT LEAST THREE YEARS EXPERIENCE INSTALLING SIMILAR OWTS. <br />3. INSTALLATION OF OWTS SHALL NOT BEGIN PRIOR TO APPROVAL OF THIS PLAN AND ISSUANCE OF AN INSTALLATION PERMIT FROM THE DEPARTMENT OF <br />ENVIRONMENTAL HEALTH. <br />4. INSTALLER SHALL FIELD VERIFY ALL EXISTING UTILITIES INCLUDING INSTALLER MUST NOTIFY UNDERGROUND SERVICE ALERT (CALL 811) AT LEAST TWO <br />WORKING DAYS, NOT INCLUDING THE DATE OF NOTIFICATION, PRIOR TO EXCAVATION. <br />5. INSTALLATION OBSERVATION INSPECTION BY ENGINEER -OF -RECORD REQUIRED. JOINT OBSERVATION BY THE ENGINEER -OF -RECORD, INSTALLER, AND DEH MAY <br />BE REQUIRED. INSTALLER SHALL COORDINATE OBSERVATION VISITS WITH EACH APPROPRIATE PARTY: <br />5.1. PRECONSTRUCTION, CONSTRUCTION STAKING OF THE VARIOUS SYSTEM COMPONENTS IS PROVIDED AND CONSTRUCTION PROCEDURES DISCUSSED. (ALL <br />COMPONENT LOCATIONS MARKED IN FIELD, DISPERSAL FIELD LAYOUT TO BE DONE BY ENGINEER -OF -RECORD OR LAND SURVEYOR, INSTALLER SHALL <br />PROVIDE A CONSTRUCTION SCHEDULE AND GENERAL PROCEDURE FOR INSTALLATION) <br />5.2. WATER TIGHTNESS AND OPERATION VERIFICATION OF ATU <br />5.3. LAYOUT AND EXCAVATION OF DISPERSAL TRENCHES AND PIPING (INCLUDING OPEN TRENCH OBSERVATION AND GRAVEL SAMPLE) <br />5.4. DRAIN ROCK MATERIAL CLEANLINESS AND PLACEMENT IN TRENCHES. <br />5.5. ALL PIPE <br />5.6. FINAL BACKFILL AND COVER <br />6. INSTALLER SHALL PROVIDE SUBMITTAL PACKAGE FOR REVIEW AND APPROVAL BY ENGINEER -OF -RECORD PRIOR COMMENCING INSTALLATION. <br />7. INSTALLER SHALL PROMPTLY NOTIFY ENGINEER -OR -RECORD OF ANY DISCREPANCIES FOUND OR DISCOVERY OF DIFFERING SITE CONDITIONS FROM THOSE <br />NOTED. <br />8. DISPERSAL FIELD SHALL NOT BE INSTALLED IN OVERLY MOIST SOIL. <br />9. DISPERSAL FIELD EXCAVATIONS SHALL NOT BE LEFT UNCOVERED DURING ANY RAIN EVENT OR FOR AN EXTENDED PERIOD OF TIME. <br />GENERAL MAINTENANCE NOTES: <br />1. ANNUAL SERVICE SHALL INCLUDE: <br />1.1. ANNUAL SERVICE OF ATU AS RECOMMENDED BY ATU MANUFACTURER <br />1.2. MONITOR GENERAL SITE CONDITIONS IN DISPERSAL FIELD VICINITY TO VERIFY SERVICEABILITY OF SITE AND RESPOND TO CONDITIONS FOUND. <br />2. IN ACCORDANCE WITH SAN JOAQUIN COUNTY ENVIRONMENTAL HEALTH DEPARTMENT REQUIREMENTS, THE FOLLOWING IS REQUIRED: <br />2.1. INFLUENT AND EFFLUENT SAMPLING OF THE OWTS FOR NITRATE -NITROGEN IS REQUIRED QUARTERLY AND A REPORT SUBMITTED TO THE EHD ANNUALLY. <br />2.2. AN ANNUAL OPERATING PERMIT IS REQUIRED. <br />2.3. ONSITE WELL WATER SAMPLING IS REQUIRED. <br />GENERAL LONG TERM USE NOTES: <br />1. IN ACCEPTING THE DESIGN, THE OWNER REALIZES THAT EXPANSION OF THE DISPERSAL FIELD MAY BE REQUIRED IF LIQUID LOADING IS NOT DISPOSED OF BY <br />THE PROPOSED DISPERSAL FIELD. <br />2. EVERY EFFORT SHOULD BE MADE TO MINIMIZE LIQUID LOADING ON THE OWTS. <br />3. LOW FLOW PLUMING FIXTURES ARE REQUIRED. <br />4. OTHER THAN EARTHWORK OF THE OWTS, NO FILL SHALL BE PLACED OVER THE DISPERSAL FIELD AREA. <br />5. NO EXCAVATION OR CUTTING SOIL SHALL OCCUR DOWNSLOPE OF DISPERSAL FIELD, CONTACT ENGINEER -OF -RECORD FOR APPROPRIATE SETBACK <br />REQUIREMENTS. <br />6. NO VEHICULAR TRAFFIC OR OTHER ACTIVITIES THAT WILL COMPACT SOIL ARE PERMITTED IN DISPERSAL FIELD AREA. <br />7. ROOF DOWNSPOUTS SHALL NOT DRAIN INTO OWTS OR OVER OWTS. <br />GENERAL CONDITIONS: <br />1. THIS DOCUMENT AND ASSOCIATED REPORTS ARE AN INSTRUMENT OF PROFESSIONAL SERVICE DESCRIBING THE SITE CONDITIONS AND DESIGN FOR THE <br />INSTALLATION OF THE OWTS DESCRIBED. <br />2. ANY USE OF THIS DOCUMENT AND ASSOCIATED REPORTS BEYOND THE INSTALLATION OF THE OWTS DESCRIBED IS NOT THE INTENDED PURPOSED OF THE <br />DOCUMENT, IS NOT AUTHORIZED BY ACORN ONSITE, INC., AND IS DONE AT THAT PERSON OR ENTITY'S OWN RISK. <br />3. THIS DOCUMENT IS NOT A BOUNDARY SURVEY, ANY PROPERTY DELINEATION OR REFERENCE TO A PROPERTY DELINEATION IS WORK OF OTHERS PROVIDED BY <br />THE PROPERTY OWNER TO ACORN ONSITE, INC. <br />0 10 20 40 60 <br />Scale 1" = 20 ft <br />LEACH FIELD SIZING: <br />SOIL CONDITIONS ASSUMPTIONS BASED ON SOIL INVESTIGATION BY <br />OTHERS PRESENTED IN A REPORT TO ACORN ONSITE, INC. ALL <br />SIZING IS BASED ON THE SOIL INVESTIGATION BY OTHERS AND SAN <br />JOAQUIN COUNTY ENVIRONMENTAL HEALTH OWTS MANUAL TABLE <br />9.7.1. <br />PRIMARY LEACH FIELD: <br />2 BEDROOMS EQUATES TO 160 LF TOTAL ACCORDING TO SAN <br />JOAQUIN COUNTY OWTS MANUAL TABLE 9.7.1, BASED ON SOIL <br />INVESTIGATION BY OTHERS APPEARS REASONABLE SIZING. <br />RESERVE AREA: <br />DUPLICATE AREA AVAILABLE <br />THE OWTS TREATMENT TRAIN INCLUDES AN AEROBIC TREATMENT <br />UNIT WITH NITROGEN REDUCTION. THE PROPOSED ATU MEETS NSF <br />245 TESTING SHOWING AT LEAST 50% REDUCTION. <br />�o QROFESS/pN�l <br />C. JOy�s�OF�c� <br />w No. 66172 rTl <br />8/10/2021 <br />MODIFIED AUG. 10, 2021 - MINOR CLARIFICATIONS <br />