|
r-".�1-1mr ro^nc
<br />������
<br />~�m�m�E�mm~m�r�n�mm =°""�m= �°�E"~°~°°
<br />NTS
<br />ION DIFUSER CAP
<br />5^ DIA. P.V.C. PIPE (
<br />1. CONTRACTOR SHALL INSTALL BERM AND
<br />DIVERSION DITCH AROUND PROPOSED LEACH
<br />FIELD TO PROTECT FROM DIRECT SURFACE
<br />STDRMWATER RUNOFF.
<br />,PBl FILTER
<br />( OR
<br />VED MATERIAL
<br />'2" GRAVEL
<br />11711 �Rlfl
<br />�
<br />�
<br />�
<br />�
<br />�
<br />�
<br />C
<br />,
<br />EXISTING GRADE
<br />ASHED DRAIN ROCK
<br />PIPE
<br />CLEANOUT LID
<br />(WHERE
<br />ADJUST TO FINISH GRADE- -CONCRETE OCCURS)
<br />Z'47' F
<br />. MIN TO " "
<br />THREADED CLEAN --OUT PLU
<br />CLEAN --OUT RISER
<br />SEE PLANS FOR PIPE
<br />SIZE AND SLOPE"
<br />SEE PLANS FOR PIPE
<br />SIZE AND SLOPE
<br />NTS
<br />5OBSERVATION WELL�
<br />NTS
<br />CHRISTY VALVE
<br />BOX TRAFFIC RATED
<br />1.25^ P.V.C. PIPE
<br />VALVE AS PER
<br />MAN UFAC |URER'S
<br />^
<br />SPECIFICATIONS
<br />�"`'�"= |\ .
<br />�`-1�25 P.J.C. PIPE TANP
<br />CHRISTY BOX --- SCREW CAP
<br />U 125" \(
<br />PC.
<br />DOSING UNE
<br />END OF LEACH
<br />UNE �YP.) " "
<br />` ' 4 INSPECTION PIPE 2
<br />X 1/4" SLOTS AT 12^ O�C,
<br />�|
<br />STAGGERED (O`. 1�O`. 240^)
<br />STOP SLOTS AT 1/2 HEIGHT
<br />'
<br />CHR|3TY V -i PR0TECTON BOX WITH CHR|3TY
<br />F08R CONCRETE UD, OR CHR|STY G05T
<br />PROTECTION 80X WITH CHR|STY No. G05CT
<br />LID, OR EQUIVALENT,
<br />``-SEE PLANS FOR PIPE
<br />SIZE AND SLOPE
<br />FLEX JOINT CONNECTION
<br />1. CLEAN-OUT RISER SHALL BE
<br />THE SAME SIZE AS THE
<br />LATERAL.
<br />2. CLEAN-DUT RISER TO BE OF
<br />SAME PIPE MATERIAL. AS THE
<br />MAIN,
<br />3. SEE SAN JOADU\N STANDARDS
<br />AND SPECIFICATIONS FOR
<br />ADDITIONAL INFORMATION
<br />LONG RADIUS BEND
<br />1. PUMP PACKAGE SHALL INCLUDE:
<br />w EXTERNAL SPLICE BOX.
<br />0 DUAL PUMP SYSTEM.
<br />0 HIGH HEAD DISCHARGE ASSEMBLY,
<br />0 SIMPLEX CONTROL PANEL
<br />0 DISCHARGE ASSEMBLY. CONTRACTOR SHALL CONTACT
<br />MANUFACTURER FOR ADDITIONAL RECOMMENDATIONS IF
<br />OUTLET DEPTH IS GREATER THAN 18 INCHES.
<br />0 B0 TUBE PUMP PACKAGE WITH FILTER CARTRIDGE AND
<br />PUMP VAULT.
<br />2. CONTRACTOR SHALL PROVIDE AND INSTALL ALL ADD|T|ONAL
<br />PUMPING COMPONENTS PER MANUFACTURER'S SPECIFICATIONS
<br />AND RECOMMENDATIONS.
<br />1 ALARM CIRCUIT HAS TO BE DEDICATED AND SEPARATE FROM
<br />PUMP CIRCUIT.
<br />4, ALL SEPTIC TANK EQUIPMENT, INLETS, RISERS AND LIDS TO BE
<br />PROVIDED BY CONTRACTOR IN ACCORDANCE WITH
<br />MANUFACTURER'S SPECIFICATIONS AND RECDWWENDATlONS,
<br />5� THE SWING BETWEEN THE "ON" AND "OFF" FLOATS AND THE
<br />HIGH WATER ALARM SHALL BE DETERMINED IN THE FIELD, BASED
<br />UPON TANK DIMENSIONS.
<br />c,.mnnoT n/nc
<br />END OF ��� �� EFFLUENT ��0�MP SYSTEM
<br />�^�����m �����"°°��==����~°~��° DUAL
<br />NTS N TS
<br />COLONY OAK SCHOOL K-8 SCHOOL
<br />Available Data:
<br />PERCOLATION TEST=
<br />PERCOLATION TEST DEPTH=
<br />APPLICATION RATE=
<br />DESIGN 000upANoYsTUDEmT=
<br />ssnMxFED FLOW RATE PER STUDENT=
<br />DESIGN OCCUPANCY STAFF=
<br />ESTIMATED FLOW RATE PER PERSON=
<br />2A min/inch (Estimated ooGeotechnical Report)
<br />8 i
<br />1.20gaKstday (Per Table 3of State OWTS Po|icy)
<br />576 Students
<br />oo gaVday/p000n(Per table H2o1 1(2). somm|a'oafeterja�
<br />41 Staff (Estimated 5OEmployees)
<br />cogavguy/person(Per table 1-12o| 1(2).ochoo|s'stafff
<br />A.Daily Sewage Flow Rate
<br />Total Daily Sewage Flow Rate =(Design Occupancy) x(Estimated rmwRatePerPmsmn)
<br />TYPE FLOW RATE QUANTITY TOTAL-FLOW
<br />Students 23 576 '15.2*8 gpd
<br />Staff 20 41 e20 gpd
<br />14,068 gou
<br />mmlmm�,
<br />Base Tank Capacrty= (Flow x0.n5)+ 1125 gallons (Per County ufSan Joaquin
<br />Base Tank Capacity= 11,676 gallons (Per Table H2V11 nfthe California Plumbing Code)
<br />C. Disposal Field Required Area
<br />Total Flow= Base Tank Capacity + Total Daily Flow
<br />Total Flow= 1/.678 + 14.068
<br />Tmo| Flow= 25744gavuay
<br />Tmm|F/mw 25744 gal/day
<br />Diopoua|rie|dA�a= = --Application Rate T,2c-gmxsnday
<br />D/spuoe| Field Area= 21,454 or
<br />0,Width ofTrenches
<br />"French Width= co
<br />Type of Trench= 4z''Max Depth French, per County Standards
<br />Area Per Lineal Foot n,Trench= eomf
<br />E.Total Length ofTrench Required
<br />Disposal Field = o1454o,
<br />Roqui/cd\en�ho/T�nch~Per
<br />--����--
<br />Required Length orTrenoh= 23841f
<br />PRESSURE DIS n*|BurmmNETWORK CALCuLxTONG
<br />A. Type ofManifold= Central Manifold
<br />B. Minimum Head Drain Field= n1
<br />C. Perforation Spacing= 5 #
<br />D. Lateral Discharge Rate
<br />Flow
<br />Flow rate Perforatio
<br />Elevation Number of Perforation No.
<br />No. ID Length (ft) Laterals Diameter (in) per perf. n Spacing Rate
<br />Perforations
<br />7.41
<br />F - ------------ -
<br />Total Length ofLaterals= 2384 ft
<br />Number of Zones= 4
<br />E. volumoonPipe
<br />Total discharge rate (gprn)= 206�37 gpm
<br />F|nwporZone= 51.59 gpm
<br />Total
<br />Pipe Diameter Pipe vomma Volume to
<br />|D Length (ft) (inch) (gal/fl) Fill Pipe
<br />(gal)
<br />Discharge Pipe u 2 0.163 0.82
<br />Manifold '157 1.5 0,092 1441
<br />Laterals per zone eoo 1.25 0,064 38.25
<br />Total Pipe Volume Per Zone= 53.4e
<br />F. MmonumDose volumo
<br />Minimum Dose Volume= 2OmwMaximum
<br />Daily
<br />Flow= 5.148.80 gy|oppmx,
<br />o.PumpParameters Per Zone
<br />Friction Headless
<br />a= Flow rate
<br />51.59 gpm
<br />0= Flow rate
<br />0.11ofs
<br />g= Force Main Diameter
<br />nm
<br />E. L. F, Description
<br />�= Force Main Length
<br />2e2 n
<br />1 Force Mom
<br />zoz if
<br />Discharge
<br />12 ea
<br />o�6 Discharge
<br />72 If
<br />90 Deg. Bumyo
<br />u ea
<br />0.3 90 Deg. Elbows
<br />o If
<br />45 Deg. Elbows
<br />o ca
<br />0,2 45 Deg. Bumwm
<br />o If
<br />Gate Valves
<br />0 e
<br />1.oGate va/ves
<br />0 i
<br />Chyr:Va|vms
<br />0 e
<br />2Check Valves
<br />0 i
<br />-fee Connection
<br />n em
<br />o.* Tee Connection
<br />o if
<br />omim
<br />0 e
<br />1 Outlet
<br />nn
<br />2692 If
<br />= Hazen Williams Coen
<br />|oo (PVC)
<br />m= 10�44^1_°/ 1,85
<br />13.39 8
<br />oAJ,85*D^4.8e55
<br />vn|ocity*ead|eso:
<br />A= n'd A 2/4
<br />0.02182 of
<br />«= Q/A
<br />5.27 fps
<br />rw~ V^2/(2*g)
<br />0.43 ft
<br />Static Headless:
<br />Discharge Elevation= 69�5
<br />Pump "off' s|esmmn= 58.5 approx.
<br />hs = Maximum Static Head
<br />'10 ft
<br />Minimum Pressure on Leach field:
<br />hu= Pressure Head
<br />50
<br />Distributing Valve. Pressure:
<br />17 o
<br />Total Dynamic Headless:
<br />TDH= fir+ hv+ om+ ou
<br />45.82 ft
<br />.RF -PMC SYMM CALCULATIONS
<br />NTS
<br />0111 If 1 00' W11100��
<br />1. DESIGN CRITERIk
<br />1, 2016 CALIFORNIA PLUMBING CODE AND SAN JOAQUIN COUNTY
<br />ENVIRONMENTAL HEALTH DEPARTMENT ON -SHE WASTEWATER DISPOSAL
<br />if. GENERAL NOTES:
<br />1. -THE DISPOSAL SYSTEM COVERED UNDER THIS CONTRACT AND
<br />DESIGNED HEREIN CONSISTS OF ALL WORK TO BE DONE AS SHOWN
<br />ON -THE PLAINS. THIS WORK CONSISTS OF' THE CONSTRUCTION OF
<br />THE DISTRIBUTION LINE WITH ITS APPURTENANCES AND THE
<br />CONSTRUCTION OF THE LEACH FIELD SYSTEM.
<br />2. APPROPRIATE SUPERVISION DURING CONSTRUCTION IS MANDATORY 10
<br />ENSURE THAT THE DESIGN IS ADHERED 1-0, TO PROVIDE THE DESIRED
<br />FUNCTIONAL QUALITY OF THE SYSTEM.
<br />111. DISPOSAL SYSTEM NOTES:
<br />1, -THE SEWAGE DISPOSAL SYSTEM CONSISTS OF A DRAIN LINE FROM
<br />THE BUILDINGS TO THE SEPTIC TANK, THE SEPTIC TANK, THE
<br />DISTRIBUTION BOXES, THE CONVEYANCE LINES AND THE LEACH LINES.
<br />2. CONVEYANCE PIPE SHALL. BE AS APPROVED BY SAN JOAQUIN COUNTY
<br />STANDARDS AND "THE 2016 CALIFORNIA PLUMBING CODE, ANY
<br />ANDARD
<br />MATERIALS USED SHA1.1 CONFORM "TO THE CURRENT S1
<br />SPECIFICATIONS OF THE AMERICAN NATIONAL STANDARDS INSTITUTE.
<br />3. SEPTIC -TANK:
<br />PRIMARY SEPTIC TANK: (1) 15,000 GALLON
<br />PRE --ANOXIC TANK: (1) 15,000 GALLON TANK
<br />EQUALIZATION -TANK: (1) 30,000 GALLON
<br />4LAYING PIPE: THE PIPE SHALL BE LAID TO CONFORM 1-0 THE
<br />PRESCRIBED LINES AND GRADES, THE' LINE AND GRADE SHALL BE
<br />OBTAINED BY MEANS OF A LASER OF -AM OR BY MEASURING FROM A
<br />TIGHTLY STRETCHED STRING OR WIRE SET FROM THE SURVEY STAKES.
<br />ALI.. ADJUSTMENTS OF PIPE 1-0 I. -INE AND GRADE SHALL BE MADE BY
<br />-TAMPING UNDER THE BODY OF
<br />SCRAPING AWAY OR FIL.I.-ING IN AND
<br />THE PIPE, NOT BY BLOCKING OR WEDGING.
<br />5. THE MANUFACTURER'S RECOMMENDATIONS ON PROPER PROCEDURES
<br />FOR LAYING PIPE SHALL BE FOI I -OWED.
<br />6ALL PIPE SHALL BE LAID WITH 'THE BELL END UPSTRFAM AND SHALL
<br />BE LAID UPSTREAM FROM STRUCTURE -TO STRUCTURE. THREE GRADE
<br />STAKES PER 100 FOOT INTERVAL SHALL BE PROVIDED, AND EACH
<br />STAKE SHALL BE USED IN ESTABLISHING "THE GRADE AND
<br />ALIGNMENT FOR -THE SEWER.
<br />7LEACH LINES SHALL BE CONSTRUCTED AS PER THE DETAILS SHOWN
<br />ON THE PLAN.
<br />8DISTRIBUTION LINE: THE DISTRIBUTION PIPE SHALL BE P,V.C. 1120
<br />PRESSURE RATED PIPE 125 P,S.I.- SDR 32.5 CONFORMING TO
<br />9CONNECTIONS: CONNECTIONS ARE TO BE MADE USING SOLVENT
<br />CEMENT JOINTS PER MANUFACTURE'S RECOMMENDATIONS CAPABLE OF
<br />SUPPORTING THE LINE RATED PRESSURE,
<br />10LEACH LINES: USE RING TITE P.V.C. 1,25" PRESSURE PIPE TO BE
<br />PERFORATED PER SAN JOAQUIN COUNTY STANDARDS, FITTINGS TO BE
<br />RUBBER RINGS CONFORMING TO A.S,T,M. D1869.
<br />I I GRAVEL: COARSE GRADED GRAVEL USED IN LEACH LINE IS TO BE 1
<br />INCH MINIMUM 10 2 1/2 INCH MAXIMUM WASHED ROCK AGGREGATE.
<br />12. PROTECTION BARRIER� UNTREATED PAPER, FILTER FABRIC, STRAW, OR
<br />OTHER APPROVED MATERIAL IS TO BE USED AS A BARRIER ON -TOP
<br />OF fl -f GRAVEL SEPARATING THE ROCKS FROM THE SOIL BACKFILL.
<br />13, RECORDS OF MONTHLY WATER USE SHALL BE MAINTAINED AND
<br />COPIES MADE AVAILABLE TO THE ENGINEER AND/OR COUNTY UPON
<br />14, TT IE TANKS SHALL- BE INSPECTED BASED ON COUNTY TIME DURATIONS
<br />BY A SEPTIC SERVICE COMPANY TO ENSURE THAT THE CAPACITY OF
<br />THE 'TANKS ARE OPERAIIONAL. 'THE RECEIPT, NAME AND DATE OF U r
<br />11
<br />SERVICE OF THE COMPANY INSPECTING, OR PUMPING T E TANK Of ,
<br />SHALL BE PROVIDED TO THE COUNTY, OR THE ENGINEER UPON
<br />15. -THE ON SITE SEWAGE DIVISION, OR OTHERS DESIGNATED, WILL ALSO
<br />MONITOR THE WELLS, IF SYSTEM FAILURE IS DETERMINED, OR
<br />EMINENT IN THE OPINION OF THE ON--SITESEWAGE DIVISION, A
<br />SIMILAR SYSTEM WILL BE CONSTRUCTED IN THE RESERVE AREA
<br />DESIGNATED. IT IS TO BE OPERATED ON AN ALTERNATIVE BASIS WITH
<br />THE PRIMARY AREA. SIGNS OF SEPTIC SYSTEM FAILURE INCLUDE
<br />DISCHARGE OF SEWAGE TO THE GROUND SURFACE AND SATURATED
<br />UPPER SOILS HORIZONS DURING PERIODS OF DRY WEATHER. IF THE
<br />SYSTEM IS CLEARLY FAILING, THE DESIGNER AND ON --SITE -SEWAGE
<br />DIVISION SHOULD BE NOTIFIED IMMEDIATELY, WATER LEVELS IN THE
<br />INSPECTION PIPES OR MONITORING WELLS WHICH ARE VERY NEAR
<br />THE GROUND SURFACE MAY INDICATE POTENTIAL PROBLEMS BUT DO
<br />NOT ALONE CONSTITUTE FAILURE. IN SUCH CASES, THE SYSTEM
<br />SHOULD BE MONITORED MORE FREQUENTLY FOR (,LEAR SIGNS OF
<br />FAILURE, PERHAPS ONCE PER WEEK UNTIL A CLEAR PATTERN IS
<br />16TRIMMER VALVES SHALL- BE PLASTIC BALL VALVES, EQUAL TO THE
<br />LATERAL, SIZE. 11E VALVES SHALL BE PROVIDED WITH VALVE BOXES
<br />AND SHALL. BE SET IN A PEA GRAVEL BASE.
<br />17, 'THE DISPOSAL FIELD SHALL BE DOSED BY P RESSURE.
<br />1& ALL OTHER SEPTIC SYSTEM CONSTRUCTION DETAILS AS PER ON SITE
<br />SEWAGE DIVISION REQUIREMENTS.
<br />19. OWNER SHALL BE RESPONSIBLE FOR SCHEDULING INSPECTIONS.
<br />20INSPECTIONS DURING CONSTRUCTION BY THE DESIGNER AND IN SOME
<br />CASES, 'THE REGULATORY AUTHORITY ARE REQUIRED. THE INSTALLER
<br />AND/OR OWNER ARE SOLELY RESPONSIBLE FOR CONTACTING THE
<br />DESIGNER AND/OR REGULATORY AUTHORITY AT LEAST 24 HOURS IN
<br />ADVANCE OF EACH REQUIRED INSPECTION, EVERY EFFORT WILL BE
<br />MADE TO RESPOND WITHIN 24 HOURS, HOWEVER ADDITIONAL NOTICE
<br />MAY SOMETIMES BE REQUIRED AT SOMETIME IN THE FUTURE.
<br />21. THE PERMIT AND AN APPROVED SET OF DESIGN DOCUMENTS MUST
<br />BE ON THE JOB SITE AT ALI- TIMES
<br />22. THE INSTALLER AND/OR OWNER ARE SOLELY RESPONSIBLE FOR
<br />ENSURING THAT ALL PROPERTY BOUNDARIES ARE ACCURATELY
<br />MARKED, THAT ALI APPROPRIATE SETBACKS ARE OBSERVED, AND
<br />THAT UNDERGROUND AND/OR OVERHEAD UTILITIES AND/OR UTILITY
<br />EASEMENTS ARE IDENTIFIED PRIOR TO CONSTRUCTION.
<br />23, UNDER NO CIRCUMSTANCES SHALL THE DISPOSAL, OR REPLACEMENT
<br />AREAS, OR RELATIVE POSITIONS OF THE OTHER SYSTEM COMPONENTS,
<br />BE MODIFIED WITHOUT PRIOR CONSENT' FROM THE DESIGNER AND THE
<br />REGULATORY AILFFHORITY
<br />24, IF 1HE SOLL IN THE DISPOSAL AREA CAN BE FORMED INTO A RIBBON
<br />IT IS TOO WET 1-0 EXCAVATE. DO NOT REMOVE VEGETATION, OPERATE
<br />EQUIPMENT', OR 01-1-IERWISE DISTURB SOILS IN THE DISPOSAL AREA
<br />UNTIL RECEIVING APPROVAL FROM "THE DESIGNER.
<br />25. DISTURBANCE OF NATIVE SOILS IN -THE DISPOSAL AND/OR
<br />REPLACEMENT AREAS AND FOR A DISTANCE OF 50 FEET BELOW THE
<br />DISPOSAL OR REPLACEMENT AREA MAY CAUSE PREMATURE SYSTEM
<br />FAILURE. DO NOT ALLOW VEHICULAR 'TRAFFIC, CONSTRUCTION
<br />EQUIPMENT, OR LIVESTOCK IN THE AREA WITHIN OR BELOW THE
<br />DISPOSAL. OR REPLACEMENT AREAS.
<br />26DO NOT DIRECT CONCENTRATED SURFACE WATER RUNOFF ONTO
<br />ADJACENT PROPERTIES.
<br />27ALL SEPTIC SYSTEMS, REGARDLESS OF TYPE, HAVE FINITE LIFE SPANS
<br />AND AS SUCH WILL NOT OPERATE INDEFINITELY. IN ACCEPTING THIS
<br />PLAN, THE OWNER UNDERSTANDS AND ACCE P TS THAT REPAIR AND/OR
<br />REPLACEMENT OF ALL OR PORTIONS OF THIS SYSTEM WILL LIKELY BE
<br />REQUIRED AT SOMETIME IN THE FUTURE.
<br />28. THIS SYSTEM IS DESIGNED TO ACCOMMODATE A FINITE QUANTITY OF
<br />WASTEWATER, ADDITIONAL WASTEWATER WILL.. NOT BE 'TREATED
<br />PROPERLY BY THIS SYSTEM AND WILL DAMAGE ITS COMPONENTS.
<br />WASTEWATER GENERATION EXCEEDING THE DAILY DESIGN FLOW RATE
<br />LISIED ELSEWHERE ON 'THESE PLAINS IS LIKELY TO DAMAGE THE
<br />SYSTEM OR CAUSE FAILURE AND IS STRICTLY PROHIBITED.
<br />29. THE CREATION OF CUT BANKS BELOW THE DISPOSAL OR
<br />REPLACEMENT AREAS INCREASES THE POSSIBILITY OF INTERCEPTION
<br />AND SURFACING OF MIGRATING EFFLUENT AND SHOULD ALWAYS BE
<br />AVOIDED. CUT BANKS BELOW THE DISPOSAL OR REPLACEMENT AREAS
<br />ARE CREATED SOLELY AT THE RISK OF THE OWNER.
<br />-IN OR BELOW THE DISPOSAL
<br />30THE DISTURBANCE OF' NATIVE SOILS WIT[
<br />OR REPLACEMENT AREAS INCREASE THE POSSIBILITY OF SOIL
<br />STRUCTURE DAMAGE AND MAY LEAD TO DISPOSAL FIELD FAILURE.
<br />DISTURBANCE OF NATIVE SOILS WITHIN OR BELOW THE DISPOSAL. OR
<br />REPLACEMENT AREAS BY ANY MEANS INCLUDING VEHICULAR TRAFFIC,
<br />GRADING, LIVESTOCK, ETC.. IS PROHIBITED AND WILL INVA[ IDATE THIS
<br />C�PYR!�HT _�O17_ NORTHSTAR EN�|NEER|NG �RDUP, (NC�
<br />CUENT FOCUSED PASSION DRIVEN
<br />620 12th Street Modesto, CA 953,54
<br />(209) 524--3,525 Phone (209) 524-3526 Fox
<br />CROSS
<br />-IONS
<br />SECI
<br />
|