ONGOING MONTORING & REPORTING REQUIREMENTSConstruction Inspections Required w/ Designer & DEH: 2)...

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1 SITE PLAN 6/11/2018 Drip Dispersal Septic System w/ Pretreatment (To Serve Proposed 3 BR House) Property on Sanborn Rd., Saratoga, CA 95070 APN 517-33-015 (SR0857040) Namit Gupta & Shivi Agarwal 3084 Crater Ln., San Jose, CA 95132 Tel. 650-215-0765 Email: [email protected] 1) Access risers & lids in good condition. 2) Structural Integrity - probe interior walls/baffles, inlet/outlet seals. 1. FILL TANK TO 2 INCHES WITHIN RISER 3) Pump tank electrical & signal wires in good condition. 2. LET TANK SIT FOR 1 HOUR 4) Pump tank proper operation of float switches. 3. OBSERVE WATER LEVEL IN RISER BEFORE AND AFTER 1 HR PERIOD 4. IF LEVEL HAS FALLEN , INSPECT FOR LEAKS 5. REPAIR ANY LEAKS AND REPEAT TEST 1) Record wastewater flow based on water meter readings or other method Construction Inspections Required w/ Designer & DEH: 2) Measurement and recording of water levels in inspection wells. 1. Layout Inspection - All components staked or painted 3) Inspection of pump and valves operation, and measurement of system pressure. 2. Open Trench Inspection - Components in & not covered 4) Inspection of dispersal fields for seepage, erosion, etc. 3. Pump Test - Pumps, hydraulics, and alarms operational. 4. Treatment Unit & Pump Tank Water Tightness Testing. 5. Final inspection - All components covered. Owner Reponsiblity for Alternative Type Septic System: Owner to acknowledge that the property is served by an alternative drip dispersal w/ treatment septic system requiring an ongoing service contract, maintenance, and annual DEH operating permit. MONITORING REPORT SHALL BE SIGNED BY LICENSED PROFESSIONAL AND SUBMITTED TO DEH IN ACCORDANCE WITH THE DEH SYSTEM OPERATING PERMIT. ON-SITE WATER TIGHTNESS TESTING (REQUIRED PRIOR TO TREATMENT UNIT & PUMP TANK USE) ANNUAL PUMP TANK INSPECTION REQUIRED: (must be performed by licensed professional or service provider) YEARS 1 - 4: Semi-annually // YEARS 5+ of operation: Annually AQUAKLEAR TREATMENT UNIT: Installation and routine ongoing maintenance as per manufacturer's instructions. PUMP TANK to be pumped out when debris may encroach on pump intake. ONGOING MONTORING & REPORTING REQUIREMENTS:

Transcript of ONGOING MONTORING & REPORTING REQUIREMENTSConstruction Inspections Required w/ Designer & DEH: 2)...

Page 1: ONGOING MONTORING & REPORTING REQUIREMENTSConstruction Inspections Required w/ Designer & DEH: 2) Measurement and recording of water levels in inspection wells. 1. Layout Inspection

1SITE PLAN

6/11/2018D

rip Dispersal Septic System

w/ Pretreatm

ent (To Serve Proposed 3 BR

House)

Property on Sanborn Rd., Saratoga, CA 95070

APN 517-33-015 (SR

0857040)

Nam

it Gupta &

Shivi Agarwal

3084 Crater Ln., San Jose, CA 95132 Tel. 650-215-0765 Em

ail: namit80@

gmail.com

1) Access risers & lids in good condition.2) Structural Integrity - probe interior walls/baffles, inlet/outlet seals. 1. FILL TANK TO 2 INCHES WITHIN RISER3) Pump tank electrical & signal wires in good condition. 2. LET TANK SIT FOR 1 HOUR4) Pump tank proper operation of float switches. 3. OBSERVE WATER LEVEL IN RISER BEFORE AND AFTER 1 HR PERIOD

4. IF LEVEL HAS FALLEN , INSPECT FOR LEAKS

5. REPAIR ANY LEAKS AND REPEAT TEST

1) Record wastewater flow based on water meter readings or other method Construction Inspections Required w/ Designer & DEH: 2) Measurement and recording of water levels in inspection wells. 1. Layout Inspection - All components staked or painted 3) Inspection of pump and valves operation, and measurement of system pressure. 2. Open Trench Inspection - Components in & not covered 4) Inspection of dispersal fields for seepage, erosion, etc. 3. Pump Test - Pumps, hydraulics, and alarms operational.

4. Treatment Unit & Pump Tank Water Tightness Testing.5. Final inspection - All components covered.

Owner Reponsiblity for Alternative Type Septic System: Owner to acknowledge that the property is served by an alternative drip dispersal w/ treatment septic system requiring an ongoing service contract, maintenance, and annual DEH operating permit.

MONITORING REPORT SHALL BE SIGNED BY LICENSED PROFESSIONAL AND SUBMITTED TO DEH IN ACCORDANCE WITH THE DEH SYSTEM OPERATING PERMIT.

ON-SITE WATER TIGHTNESS TESTING(REQUIRED PRIOR TO TREATMENT UNIT & PUMP TANK USE)

ANNUAL PUMP TANK INSPECTION REQUIRED:

(must be performed by licensed professional or service provider)YEARS 1 - 4: Semi-annually // YEARS 5+ of operation: Annually

AQUAKLEAR TREATMENT UNIT: Installation and routine ongoing maintenance as per manufacturer's instructions.

PUMP TANK to be pumped out when debris may encroach on pump intake.

ONGOING MONTORING & REPORTING REQUIREMENTS:

EROSION CONTROL PLAN - Cannon Property, Uvas Rd., Morgan Hill, CA APN 756-12-031

p. 2 of 2.

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The scope of this project is to construct a new 3 BR residence served by a dual drip dispersal septic system with pretreatment. A drip dispersal design was selected due to 1) the extremely limited area of the property meeting setbacks from the creek, adjacent property water well, and road easement, and 2) insufficient depth of soil (48" SP1, 36" SP2) for permitting of a conventional gravity flow septic system.
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The proposed septic system design is requested for conditional approval pending future submission of building plans for the new residence. The system consists of the following components (in order of flow direction): 1) Sewage ejector pump and basin from planned house 2) AquaKlear aerobic treatment unit (Model AK500F - NSF 40 listed) (note the manufacturer specifies no upstream septic tank per NSF certification testing protocol) 3) Selvage 810 gal. concrete pump chamber (Model SU810 - IAMPMO certified) 4) Headworks manifold for Geoflow drip dispersal system including 100 micron filter and solenoid valves to alternate dosing between dispersal fields. 5) Dual Geoflow drip dispersal fields meeting infiltrative area (375 sq ft per field) required for 3 BR peak flow (450 gpd) at the adjusted percolation rate of 6 MPI observed.
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AQUAKLEAR UNIT
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Striped area meeting required setbacks for treatment unit, pump tank, and dual drip dispersal fields. (see OWTS 2 for system layout)
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Planned location of new residence
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ELECTRICAL BUILDING PERMIT REQUIRED.
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ALL PVC IS SCH. 40, SOLVENT-WELDED, AND RATED FOR 150 PSI. (unless otherwise specified)
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1 in = 20 ft
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NOTE THAT THE ENTIRE DRIPFIELD AREA(S) SHALL BE FENCED OFF DURING CONSTRUCTION TO PREVENT DISTURBANCE OF THE SOIL
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Note: A stamped signed copy of the topographical survey shown is being provided with these plans.
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ALL WORK TO BE DONE DURING THE DRY SEASON. IN EVENT OF RAIN, BEFORE COMMENCING WORK SILT BARRIER FENCING SHALL BE INSTALLATED AS SHOWN.
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EROSION CONTROL PLAN
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EROSION CONTROL MEASURES: 1. Cover all loads of debris / materials delivery and removal 2. Daily wetting of disturbed areas to prevent wind erosion. 3. Hydraulic/straw mulch to be placed over disturbed areas until permanent vegetation takes root. 4. All excavations to be completed and backfilled in same day, to extent practical. 5. Restore smooth grade to excavated areas the same day as backfilling
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(bottom left)
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= SILT BARRIER FENCING (fiber rolls )
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NOTE: silt barrier extends full length of sewer line to house.
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STEP BY STEP INSTALLATION PROCEDURES: 1. Stake out all components of system and have licensed surveyor mark setbacks lines. 2. Prepare dripfield area by removing brush, small shrubs and one (1) tree. (using care to minimizing soil disturbance when removing roots) 3. Fence off dripfield areas to prevent disturbance/compaction of soil. 4. Excavate treatment unit and pump tank pit. Install units and backfill as per manufacturers recommendations. 5. Excavate trenching for sewer and septic tight line pipes. Install piping. 6. Excavate trenching for electrical/signal wire conduit. Install wiring. 7. Install driplines and make connections to supply/return lines. Backfill and compact with tract roller, 2 passes. (note driplines are typically installed simulaneously with ripping of 12" depth, 2-3" wide dripline trenches) 8. Backfill components, restore proper grading, cover w/ straw mulch & seed areas.
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(NOTE: Coordinate all installation steps with DEH inspector & System Designer)
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6/18/2018
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AREA SHOWN ON OWTS 2:
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AquaKlear
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Page 2: ONGOING MONTORING & REPORTING REQUIREMENTSConstruction Inspections Required w/ Designer & DEH: 2) Measurement and recording of water levels in inspection wells. 1. Layout Inspection

2SYSTEM

LAYO

UT

6/11/2018D

rip Dispersal Septic System

w/ Pretreatm

ent (To Serve Proposed 3 BR

House)

Property on Sanborn Rd., Saratoga, CA 95070

APN 517-33-015 (SR

0857040)

Nam

it Gupta &

Shivi Agarwal

3084 Crater Ln., San Jose, CA 95132 Tel. 650-215-0765 Em

ail: namit80@

gmail.com

OWNER/APPLICANT: SR #: PLN FILE #: P. 1 of 1LOCATION: REHS:CONTACT PERSON: CHRIS DAY, R.E.H.S. PHONE: DATE:

HOLE #1 DEPTH: 12" HOLE #2 DEPTH: 12"

START FINISH START FINISH Δ MIN Δ INCH MPI START FINISH START FINISH Δ MIN Δ INCH MPI8:00 8:30 21 1/2 DRY 30 8:01 8:31 21 1/4 DRY 308:30 9:00 21 1/2 DRY 30 8:31 9:01 21 1/4 DRY 309:13 9:23 21 DRY 10 9:14 9:24 21 1/4 25 1/4 10 4 39:23 9:33 22 DRY 10 9:25 9:35 21 1/4 24 7/8 10 3 5/8 39:33 9:43 22 DRY 10 9:35 9:45 21 1/4 24 7/8 10 3 5/8 39:43 9:53 22 DRY 10 9:45 9:55 21 1/4 24 5/8 10 3 3/8 39:53 10:03 22 DRY 10 9:55 10:05 21 1/4 24 5/8 10 3 3/8 3

10:03 10:13 22 DRY 10

0:00 4:15 22 27 4.25 5 0.850:00 4:25 22 27 4.42 5 0.880:00 4:10 22 27 4.17 5 0.83

HOLE #3 DEPTH: 18" HOLE #4 DEPTH: 12"

START FINISH START FINISH Δ MIN Δ INCH MPI START FINISH START FINISH Δ MIN Δ INCH MPI8:04 8:34 21 3/8 DRY 30 8:07 8:37 22 DRY 308:34 9:04 21 1/8 25 1/4 30 4 1/8 7 8:37 9:07 22 DRY 309:04 9:34 21 24 5/8 30 3 5/8 8 9:15 9:25 22 25 13/16 10 3 13/16 39:34 10:04 21 24 3/8 30 3 3/8 9 9:26 9:36 21 1/4 25 7/8 10 4 5/8 2

10:04 10:34 21 24 5/8 30 3 5/8 8 9:36 9:46 21 1/4 25 5/8 10 4 3/8 29:47 9:57 21 1/4 25 5/8 10 4 3/8 29:58 10:08 21 3/8 25 3/4 10 4 3/8 2

HOLE #5 DEPTH: 12" HOLE #6 DEPTH: 18"

START FINISH START FINISH Δ MIN Δ INCH MPI START FINISH START FINISH Δ MIN Δ INCH MPI8:09 8:39 20 1/2 DRY 30 8:11 8:41 20 3/8 25 1/4 30 4 7/8 68:39 9:09 20 1/2 DRY 30 8:41 9:11 20 1/4 24 3/8 30 4 1/8 79:16 9:26 20 1/2 25 7/8 10 5 3/8 2 9:12 9:42 20 1/8 24 1/8 30 4 89:27 9:37 20 1/8 25 3/4 10 5 5/8 2 9:42 10:12 20 1/8 23 7/8 30 3 3/4 89:37 9:47 20 1/8 25 3/4 10 5 5/8 2 10:12 10:42 20 1/8 24 30 3 7/8 89:48 9:58 20 25 5/8 10 5 5/8 29:59 10:09 20 1/8 25 5/8 10 5 1/2 2

HOLE 1 2 3 4 5 6

Stabilized MPI (AVE. of last 3 Readings) R 0.85 3 8 2 2 8Adjusted Stabilized MPI R1 = R x 1.4 1.2 4 11 3 3 11

Average Adjusted Stabilized MPI R2 = (Σ R1)/ # Holes

# Bedrooms 3 FOR OFFICE USE ONLY Tank Size (Gal) Leach Line (ft)

6

County of Santa Clara - Department of Environmental HealthSOIL PERCOLATION TEST RECORDED MEASUREMENTS (Electronic Version by Chris Day, R.E.H.S.)

TIME WATER LEVEL

5/1/2018650-293-1045Darius Haghighi

857040Namit Gupta & Shivi AgarwalSanborn Rd., Saratoga APN 517-33-015

TIME WATER LEVEL

TIME

Stopwatch Readings (started at 10:18)

WATER LEVEL TIME WATER LEVEL

TIME WATER LEVEL TIME WATER LEVEL

1

Soil Analysis Test Data APN 517-33-015 (SR0857040) Test Conducted on 4/25/2018Sanborn Rd., Saratoga, CA By Chris Day, R.E.H.S. Tel. 650-293-1045Owner: Namit Gupta & Shivi Agarwal Witnessed by Darius Haghighi, R.E.H.S.

Soil Profile Test Hole #1 Depth: 5 ft.0 to 24" Sandy Loam Not Restrictive

Roots Coarse & CommonPores Coarse & CommonWeak Subangular StructurreLess Than 15% RockDry Condition of SoilColor BrownNo Mottling

24 to 48" Clay Sand Not RestrictiveRoots NonePores Coarse & CommonWeak Subangular StructurreMore Than 50% RockMoist Condition of SoilColor TanNo Mottling

48 to 60" Fractured Sandstone RESTRICTIVE due to lowLarge Cobbles percentage of soil (sand)Sand

Soil Profile Test Hole #2 Depth: 6 ft.0 to 18" Same Characteristic as Horizon 1 (SP1) Not Restrictive

18 to 36" Same Characteristic as Horizon 2 (SP1) Not Restrictive

36 to 72" Same Characteristic as Horizon 3 (SP1) RESTRICTIVE

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306 sq. ft
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30.6 ft
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20 ft
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24 sq ft
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3 ft
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16 ft
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7 ft
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22 ft
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28 ft
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15 ft
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9 ft
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30 ft
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26 ft
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3 ft
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DRIPFIELD A (376 ft2)
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DRIPFIELD B (407 ft2)
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1" = 10'
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INFILTRATIVE AREA:
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306 ft2
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24 ft2
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77 ft2
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225 ft2
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90 ft2
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39 ft2
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slope in dripfields 15 - 33%
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The area meeting setbacks from creek bank, road easement and adjacent property water well as shown on the survey were divided into triangular sections shown above to measure the available infiltrative area. The area of each triangle calculated (1/2xbxh) is printed for each shaded area. Note that the actual infiltrative area on the ground surface is slightly larger than the areas calculated here. This is because calculations were done based on the x - y axis of the survey plan and the actual topographical surface of the area(s) have slope that could be measured in the in z axis. Down- slope measurements using the z axis would always be slightly longer than those done in the x or y axis due to the pythagorean theorem stating that the square of hypotenuse = square of the two sides of a right triangle. (see example to right)
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5 ft measurement made in x-y axis (plane of paper)
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1 ft drop in elevation in z-axis
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6 ft measurement of ground surface along the actual slope
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Triangle Areas (top to bottom) A = 1/2 x b x h DRIPFIELD B: (407 sq. ft) 0.5 x 16 ft x 3 ft = 24 sq. ft 0.5 x 30.6 ft x 20 ft = 306 sq. ft 0.5 x 22 ft x 7 ft = 77 sq. ft DRIPFIELD A: (376 sq. ft) 0.5 X 15 X 3 = 22 sq. ft 0.5 x 26 ft x 3 ft = 39 sq. ft 0.5 x 30 ft x 9 ft = 90 sq. ft 0.5 x 30 ft x 15 ft = 225 sq. ft
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3 ft
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15 ft
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22 ft2
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REMOVE TREE (using care to minimize soil disturbance when removing roots)
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3 BR HOUSE BUILDING SITE
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HACKSAW SLOTS BEGIN AT 18" BELOW GRADE
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36" TOTAL DEPTH
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shown as
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(5)
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SLOPE 20-25%
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SLOPE 16 - 34%
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(IN DISPERSAL FIELD)
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(IN DISPERSAL FIELD)
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13 FT
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11 FT
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10 FT
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5 FT TO EASEMENT LINE
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22 FT
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22 FT
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AquaKlear AK500F aerobic treatment unit.
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Selvage 810 gal concrete pump tank
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Headworks Manifold
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1" PVC Supply (Field A)
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1" PVC Supply (Field B)
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1" PVC Common Return Line
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Field A supply return
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FIELD B return supply
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DRIPFIELD A
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DRIPFIELD B
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PUMPED SEWAGE LINE from HOUSE (not part of this permit)
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1" PVC Field Flush (return ) to septic tank
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6'
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3" PVC Pumped Sewage Line
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TREATMENT, PUMP TANK DETAIL
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3" PVC pumped sewage line
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3" check valve
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1" check valve (CV-S-10)
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1" PVC field flush return line
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AK500F
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810 gal Selvage
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setback to easement line
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Road easement line
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4" PVC gravity line (treatment to pump tank)
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2" PVC from pump
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HEADWORKS
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1" PVC Common Return Line
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1" PVC FIeld B Supply
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1" PVC Field A Supply
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AquaKlear Air Diffuser Pump (in dog house shed)
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AquaKlear Control/Alarm Panel (Drip Dispersal w/ Auto Field Flush)
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1/2" PVC Air Lines
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Electrical/Signal Wires in 2' trench
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P1
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P2
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P4
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SP1
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SP2
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Shown as SP1, SP2
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ORENCO Model A1 (Redundant Alarm Panel on House)
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(See Detail of Treatment /Tank Area for control panel, air diffuser, and conduits) (to far left)
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slope>50%
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slope>50%
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slope>50%
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22 ft
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12 ft
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26 ft
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T = concrete thrust block (9)
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P1 - P6 = percolation test holes SP1, SP2 = soil profile test pits
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Shown as P1-P6
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6/17/2018
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RETURN LINE CHECK VALVE (GEOFLOW CV-S-10)
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100 ft Radius Water Well Setback
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note: Redundant Alarm Panel on House (Orenco Model A1)
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3 LOOPS 50 FT, 1 LOOP 59 FT
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2 LOOPS 55 FT, 2 LOOPS 45 & 56 FT
Page 3: ONGOING MONTORING & REPORTING REQUIREMENTSConstruction Inspections Required w/ Designer & DEH: 2) Measurement and recording of water levels in inspection wells. 1. Layout Inspection

3D

ETAIL6/11/2018

Drip D

ispersal Septic System w

/ Pretreatment

(To Serve Proposed 3 BR H

ouse)

Property on Sanborn Rd., Saratoga, CA 95070

APN 517-33-015 (SR

0857040)

Nam

it Gupta &

Shivi Agarwal

3084 Crater Ln., San Jose, CA 95132 Tel. 650-215-0765 Em

ail: namit80@

gmail.com

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ptic.co

m 844.224.2782 (A

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Float Valve Assembly: Orenco MF3LLN-57V

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INFILTRATIVE AREA per EMITTER:(NOT TO SCALE)

Emitter spacing

2 ft

Line spacing2 ft

1 sq. ft 1 sq. ft

1 sq. ft 1 sq. ft

4 sq. ft per emitter downslope & laterally.

slope direction

Worksheet 1- Field Flow

450 gallons / day

1.2 gallons / sq.ft. / day

Minimum Dispersal Field Area 375 square ft.

407 square ft.

Flow per zone1 zone(s)

Dispersal area per zone 407 square ft.

2 ft.

2 ft.

204 ft. per zone

102 emitters per zone

30 psi

69.3 ft.

0.53 gph

0.90 gpm

Note: A few States or Counties require additional flow for flushing. Please check your local regulation

Flush velocity calculation below is for PC dripline. Classic dripline requires less flow to flush than PC

Please refer to Geoflow's spreadsheet "Design Flow and Flush Curves" at www.geoflow.com or call 80

If required, choose flush velocity 0.5 ft/sec

How many lines of WASTEFLOW per zone? 4 lines

Fill in the actual length of longest dripline lateral 62 ft.

Flush flow required at the end of each dripline 0.37 gpm

Total Flow required to achieve flushing velocity 1.48 gpm

Total Flow per zone- worst case scenario 2.38 gpm

Select Filters and zone valvesSelect Filter Type BIODISC FILTER

Recommended Filter (item no.) BioDisc Filter-150 1.5in < 30 gpm

Select Zone Valve Type Electric Solenoid -

Recommended Zone Valve (item no.) 0 0-

DosingNumber of doses per day / zone: 9 doses

Timer ON. Pump run time per dose/zone: 55.38 mins:secs

Timer OFF. Pump off time between doses 1:44 hrs:mins

Per Zone - Pump run time per day/zone: 8:20 hrs:mins

All Zones - Number of doses per day / all zones 9 doses / day

Allow time for field to pressurize 0:00:30 hrs:mins:secs

Filter flush timer 0:00:20 hrs:mins:secs

Drain timer 0:05:00 hrs:mins:secs

Field flush timer 0:04:00 hrs:mins:secs

Field flush counter 3 cycles

Time required to complete all functions per day 9:49 hrs:mins

Dose volume per zone 50 gallons per dose

Number of Zones

Total number of emitters per zone

Select Wasteflow dripline (16mm)

Total Quantity of effluent to be disposed per day

Hydraulic loading rate

Choose emitter spacing between WASTEFLOW emitte

Choose line spacing between WASTEFLOW lines

Dose flow per zone

What is the flow rate per emitter in gph?

Pressure at the beginning of the dripfield

Feet of Head at the beginning of the dripfield

Total field

driplineWasteflow PC - 1/2gph

Total linear ft.per zone (minimum required)

Total Dispersal Field Area

Wasteflow Design Spreadsheet V.2014G 6/18/2018

Section 1 - Summary from Worksheet 1Flow required to dose field 0.90 gpm

1.48 gpm

2.38 gpm

Filter BioDisc Filter-150

No. of Zones 1 zones

Zone valve -

Dripline Wasteflow PC - 1/2gph

Dripline longest lateral 62.00 ft.

Section 2 Ft of head Pressure

A. Flush line - Losses through return line

Select Pipe from dropdown menu

Select Flush Line Diameter 1" inch

Length of return line 140 ft.

Equivalent length of fittings 59 ft.

Elevation change. (if downhill enter 0) 7 ft.

Pressure loss in 100 ft of pipe 0.18 ft. 0.08 psi

Total pressure loss from end of dripline to return tank 7.4 ft. 3.19 psi

B. Dripline - Losses through Wasteflow dripline

Length of longest dripline lateral 66 ft.

Minimum dosing pressure required at end of dripline 23.10 ft. 10.00 psi

Loss through dripline during flushing 1.13 ft. 0.49 psiTotal minimum required dripline pressure 24.23 ft. 10.49 psi

A+B. Minimum Pressure required at beginning of dripfield

CALCULATED pressure required at beginning of drip 31.60 ft. 13.68 psi

SPECIFIED pressure at beginning of dripfield (from w 69.3 ft. 30.00 psi

Great! SPECIFIED Pressure is greater than CALCULATED Pressure requirement. Go to next step

C. Drip components - Losses through headworks

Filter 11.6 ft. 5.00 psi

Zone valve pressure loss (not in diagram) - ft. - psi

Flow meter pressure loss (not in diagram) ft. - psi

Other pressure losses 0.30 ft. 0.13 psi

Total loss through drip components 11.85 ft. 5.13 psi

D. Supply line - Minimum Pressure head required to get from pump tank to top of dripfield

Select Pipe from dropdown menu

1" inch

Length of supply line 123 ft.

Equivalent length of fittings 506 ft.

Height from pump to tank outlet 5 ft.

Elevation change. (if downhill enter 0) 2 ft.

0.44 ft. 0.19 psi

Total gain or loss from pump to field 9.8 ft. 4.23 psi

90.9 ft. 39.36 psi

2.4 gpm 39.36 psi

- Field Dose Flow 0.9 gpm

- Filter Flush Flow - gpm - psi

Pump Model Number ZOELLER E4189 Submersible Effluent

Voltz / Hp / phase 230 V / 2 HP / 1 PH

PVC schedule 40

PVC schedule 40

Worksheet - Pump Sizing

Flow required to flush field

Flow required to dose & flush field

Select Supply line diameter

Pressure loss/gain in 100 ft. of pipe

Total dynamic head

Pump capacity * - Field Flush Flow

Geoflow, Inc. Pump Selection Worksheet, V.2003H 6/18/2018

FLOW RATE - From Geoflow Worksheet 2.4 gpm (Includes Dosing & Field Flushing) Note that some lengths and elevations are

PRESSURE - From Worksheet & Calc. Below 90.9 ft exaggerated for conservative calculation.

Note: All PVC is Schedule 40. f = L (Q/K)1.85 (SOURCE: COWA Manual, p. 154)Pump Meeting Flow & Pressure Requirement for Dripfield B will also be sufficient to serve Dripfield A due to calculations for longer pipe run & larger dripfield.

A. Flush Line: Equivalent Length of Fittings - 59 ft 1" Solenoid in Headworks = 0.2 ft 6 x 90o + 2 x 45o (1" PVC) = 6 x 2.7 ft + 2 x 1.3 ft = 19 ft Return line length = 140 ft Check Valve (2) = 16 ft T-Branch Runs (1) = 1 x 6 ft = 6 ft Elevation Change: 7 ft (480 - 473 ft) T-Thru Runs (4) = 4 x 2 ft = 8 ft 1 x 3/4" to 1" pipe expansion = 1 X 10 ft = 10 ft

B. Dripline Length of Longest Lateral (66 ft): 44 ft emitter line + 15 ft blank tubing + 3 ft PVC to supply/return + 4 ft Equiv. Length 90o 3/4" PVC (2).C. Drip Components: BioDisc Filter 0.3 ft (From Geoflow spreadsheet)Equivalent Length Headworks Fittings is 1 ft (Gate Valve) + 8 ft (Check valve) + 6 ft (T-Branch) + 3 ft (90 Elbow) + 0.2 ft (Solenoid) = 18 ft

Headloss due to Equivalent Length of Fittings = 18 ft(2.4 gpm/98.3)1.85 = 18 ft x 0.001 = 0.0 ftD. Supply Line: Length of Supply Line: 123 ft (5 ft in tank, 118 ft across manifold and to bottom of Field B)

Equivalent Length of Fittings: 506 ft (2 x 90o tank/manifold (6 ft) // 2 x T-Branch (manifold, loop) (12ft) // 2"-1" fitting (420 ft)// 1"-3/4" fitting (60ft)// 2" check Lift in Pump Tank: 5 ft // Elevation Change: 2 ft (480 - 478) valve (8 ft)

PUMP SELECTION CALCULATIONS & GEOFLOW WORKSHEET INPUTS:

Zoeller E4189 Submersible Effluent Pump (230 V, 2 HP)These design points (3 gpm @ 91 ft head) are labeled on the pump performance curve (attached) for the selected pump:

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Dripfield A:
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1" = 10'
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Loop 2 58 ft
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Loop 3 58 ft
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Loop 4 59 ft (44 ft E)
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DRIPFIELD B:
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Loop 6 55 ft
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Loop 8 56 ft
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Loop 7 45 ft
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Loop 5 55 ft (25 ft E)
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DRIPFIELD A: L1 = 17 L2 = 29 L3 = 29 L4 = 22 TOTAL EMITTERS = 97
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DRIPFIELD B: L5 = 12 L6 = 22 L3 = 22 L4 = 28 TOTAL EMITTERS = 117
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EMITTERS REQUIRED: 375 sq ft / 4 sq. ft per emitter = 94
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AQUAKLEAR AK500F NSF40 LISTED AEROBIC TREATMENT UNIT
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NOTE: Inspection wells to be located at approximate center of each field.
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the same
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EMITTERS:
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Pump Tank Volume Calculations:
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(16.53 gal/inch as per tank cut sheet below)
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Tank Full Vol. @ 57" = 942 gal. Pump OFF level @ 12" = 198 gal Pump ON level @ 15" = 248 gal High Water @ 17" = 281 gal
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942 248
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694
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(1.5 days @ 450 gpd)
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Geoflow CV-S-20
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17" 281 gal
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15" 248 gal
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12" 198 gal
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248 198
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50
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9 doses/day @ 450 gpd
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DOSING ALTERNATES BETWEEN FIELDS A & B
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PUMP TANK:
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PUMP TANK, HYDRAULICS & PUMP SELECTION: DRIPFIELDS, DRIPLINE & HEADWORKS:
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Note: This schematic to show air diffuser configuration is applicable to the fiberglass unit model specified.
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6/17/2018
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Note: Check Valves are ALWAYS paired with an upstream air vent.
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2
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2 in Headworks
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GATE VALVES (2) 1" - Chk. 80
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TO SEPTIC TANK
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NOTE: Blank (no emitter) tubing preceeds dripline shown above. See supply & return line side view to lower right.
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NOTE THAT BLANK (NO EMITTER) LINE IS USED FOR SUPPLY/RETURN CONNECTONS. EMITTER LINES MUST BE 12" FROM SUPPLY/RETURN PIPING. EMITTER LINES MUST ALSO START OUTSIDE OF THE REQUIRED SETBACK TO WATER WELL ON FIELD B.
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Return
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Supply
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Supply
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Return
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CONTROL PANEL: "AquaKlear Drip Dispersal w/ Auto Field Flush Panel" Model 70000-005 Audible & Visual Alarms. Programming Instructions Provided with this Plan.
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RISERS & LIDS: Orenco RR2424 Risers (2) Orenco FLD24 Lids (2)
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53"
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51"
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Inlet
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Outlet
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BURIAL DEPTH OF UNIT: 6 inches at INLET, 24" at OUTLET RISERS: Orenco RR206 (1) & RR2024 (1) LIDS: Orenco FLD20 (2)
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PIPE RUN, SLOPE & ELEVATIONS for GRAVITY FLOW (AK500F to pump tank):
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AK Unit Outlet Invert: 475.9 ft (Burial Depth is 2.0 ft at outlet)
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Pump Tank Inlet Invert: 475.6 ft (Burial Depth is 2.0 ft)
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Custom Cast w/ 4' Inlet on side, 2" outlet knockout at end, and Two (2) access ports.
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2" outlet knockout
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4" inlet knockout
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2 ACCESS PORTS
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Elevations are correct for inlet knockout location on side of tank shown above
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2" outlet knockout
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53"
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Pipe Run = 5 ft
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Slope = 6%
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5
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5
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1 on field flush line to septic tank
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1 on field flush line to septic tank
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Single emitter at crown of loop
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ANSI TESTING REPORTS AVAILABLE ON REQUEST. Contact Jacque Sommers, BetterThanSeptic, 925-785-9150
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Loop 1 & 5: Overlapping blank tubing lines to be stacked in one trench
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return
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supply
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= BLANK TUBING (NO EMITTERS)
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= WASTELINE W/ EMITTERS
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1'
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1'
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(E)
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(B)
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Loop 1 58 ft (35 ft E)
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NOTE: Loop lengths specified only for tubing within dispersal fields
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supply
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return
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1'
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1'
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2 ft (dripline spacing)
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2 ft (dripline spacing)
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Dripfield B:
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ZOELLER E4189
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230 2