HomeMy WebLinkAboutSWG2024-00297 - SWG Application / Design - 7/10/2024 SHELTON,WA
684
MASON COUNTY 415NBTHELTON: , 0427-970EXT 400
SHELTON:360-275A470,EXT 400
BELFAIR:380-275-0487,EXT 400
Public Health & Human Services ELMA:360 K6 5269,EXT 4W
FAX 360-427-7787
On-Site Sewage System Permit: SWG2024-00297
APPLICANT SHERFICKTODD Phone: 360-509-0890
Address: P O BOX 1841 SILVERDALE,WA 98383
OWNER SHERFICK TODD Phone: 360-509-0890
Address: P O BOX 1841 SILVERDALE,WA 98383
SEPTIC DESIGNER Jlm Zimny Phone: 360-516-7287
Address: 7178 WINDFLOWER PL NW SEABECK,WA 98380
Site Address: 350 NE MADRONA AVE
Primary Parcel Number: 322145106034
Permit Description: Repair 21bd ATU to pressure trench expansion
Permit Submitted Date: 07/10/2024
Permit Issued Date: 07/29/2024
Issued By: Rhonda Thompson
Current Permit Fees Paid: $540.00 (Wdibomi m�may m requires uGn nslaiWon or ssrem).
Permit Expiration Date: 07/1 612 0 2 7 Ibasee on ea�o of mspa mnI
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Tide 17.
2 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
3 Drainfield installation not to exceed designed upslope and downslope depth specified on
design form.
4 Installer is responsible for obtaining Mason County installation approval prior to backfill of
system components.
5 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to
backfill of system components.
6 Mason County Asbuik Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF OSS.
PROPERTY OWNERS ARE RESPONSIBLE FOR DETERMINING AND MARKING ALL PROPERTY LINE AND EASEMENT LOCATIONS.
THIS PERMIT MAY BE REVOKED IF THE SITE CONDITIONS HAVE CHANGED SINCE THE SITE WAS INSPECTED AND DESIGN APPROVED.
FINAL INSTALLATION APPROVAL IS REQUIRED PRIOR TO TEMPORARY OR FINAL OCCUPANCY OF ANY RELATED STRUCTURES.
For Final Inspection visit: mmonmuntywa.gov/health/environmental/onsiteloss-inspection{ quest.php or call:
360-427-9670,extension 400.
OFFICIAL USE ONLY
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From Belfair travel 3.4 miles down north shore rd to NE Belfair Tahuya rd and take rt. travel
9.6 miles to lakeshore Dr S and take rt. in 300 ft take rt on NE lakeshore Dr S.
In .4 miles take rt on NE Tahuya Blvd. In .2 miles take left on NE Madrona Dr. o (�
In 300' lot is on the left. I I W
350 Madonna DR
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DESIGN FORM—PAGE ONE Asscs is Pamel Number. C 2 t y- S 1 - d 643 (4A design will be reviewed when 3 conies of each of the following are submitted:
v Completed design form that has been signed and dated 0 Scaled layout sketch,including all applicable items on checklist
•Scaled plot plan,including all applicable items on checklist. v Cross-section sketch including all applicable items on checklist.
This farm may be scanned and available for publicview an the Harm ssL.M=mam papff s : f f"X 17"
PARCEL IDENTIFICATION
Permit Number: SW G 2024-00297 Designer's Name: ,km Zirimy
Applicant's Name: TODD SHERFICK Designer's Phone Numbe r 36D-516-7287
Mailing Address: PO BOX 1841 Designer's Address: 7178 Windilower PI NW
SILVERDALE WA 96383 9esback WA Som
City State zip City Slam ZIP
DESIGN PARAMETERS
Treatment Device
❑Glendon Biofiller ❑Sand Filter ❑Mound ❑Sand Lined DramSeld ❑Remculating Filter,Type:
LCl'Aembic Unit MekdM EnVU0 an ENR 500 adel Di>®faedon Unit MekdModel Other
Drainfield Type
❑Gravity 41Pressum IyTrench ❑E cd ❑ Sub Surfacc Drip
Septic Tank/Drainfield Specificath ins Laterals
Number ofBedmoms 2 1 Schedule/Class sch 40
Daily Flow:Operating Capacity 180 gpd Length 2-30' 7 2-37' ft
Daily Flow:Design Flow 240 gpd Diameter 1" in
Septic Tank Capacity(working) 1200 gal Number 4
Receiving Soil Type(1-6) 4 Separation 5' ft
Receiving Soil Appl.Rate 0.6 gpd/ft' Orifices
Required Primary Area 400 I ft Total Number of ces 28
Designed Primary Area 400 1 ftz Dimoemr 1/8" in
Designed Reserve Area 400 fit Spacing 60" in
Trench/Bed Width 3 ft Manifold
Trench/Bed ed Length 1 ft Schedule/ ; Sch 40
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Elevation Measurements 2 ft
Original Drainfield Area Slope 5 1 % u" -°?.n 1.5" in
New Slope,If Altered 5 % Preferred 'oa used? 10Ye6 ❑No
Depth of Excavation Do-*Ioa 24 in Transport Pipe
from Original Grade nowa.,1, 22 in Schedule/Class Sch 40
Designed Vertical Separation 12 in Length 20 it
Gravellcm Chambers Required? Ef Yes ❑Ny Cl Optional Diameter 1.5" in
Pump Required? 11Yes ❑N9 D ising and Pump Chamber
Pump/Siphon Specifications Number of dosestilis, 6
Diff.in Elevation Between Pump&Uppermost Ort ice ft Dose quantity 30 gal
cr
Drainfiekl Squirt Height/Selected Residual(hest) 5 fl Chamber Capacity ( ncd) 1000 gal
Uppermost Orifice❑Higher ❑Lower than PJrW huloff Pump controls:P check those required.
Capacity @ Total Pressure Head 1`t spin oft n BPlapse Meter 6Event Counter
Calculated Total Pressure Head 1t It if Timer Pump on MAWQxWFn 4hrs.
Commute
JUL 29 2024
MA ON COUNTY ENVIRONMENTAL HEALTH
DESIGN FORM—PAGE TWO Assessors Parcel Number ---
-- - __ — __--_
Permit Number. SWG
DESIGN CHECKLISTS
Scaled Plot Plan S sled Layout Sketch Cross-Section Sketch
0 Test hole locations I Dminfield orientation and layca t Reference depth from original grade:
15 Soil logs I Trench/bed dimensions and Ef Septic tank
H Property lines critical distances within layout Or Drainfreld cover
0 Existing and proposed wells ID-Box/Valve box locations Reference depth from original grade
within 100 it of property Septic tank/pump chamber and restrictive strata:
H Measurements to cuts,banks,and locau S B Laterals,trench/bed,top and
surface water and critical areas Observation port location bottom
H Location and orientation of Cleamout location ❑ Curtain drain collector
curtain drain and all absorption Manifold placement ❑ Sand augmentation
components Orifice placement Other cross-section detail:
• Location and dimension of 10 Lateral placement with distance19 Observation ports/cleanouts
are primary system and reserve a to edge of bed Other Information
19 Buildings Audible/visual alarm referencox Yes No
Iff Direction of slope indicator Scale of drawing shown on seal ❑ ❑Design staked out
0 Watorlincs bar ❑ ❑Recorded Notices attached
16 Roads,easements,driveways, If Cl Waiver(s)attached
parting It ❑Pump curve attached
0 North arrow and scale drawing ❑ ❑ Evaluation of failure
shown on scale bar ws Non-residential justification
❑ ❑Waste strength
rr n- a�Fa ❑ ❑Flow
ESIGN A
The undersigned designer must be notified;behalf
let at time f installation I f Yes ❑ No
Sigoatmener DateThe undersigned has reviewed this design of Mason County Pubh Health and determined it to be in
compliance with state and local on-site re [ions:
f
�y
Enviromt�Health Speciast Date
CAUTION: DESIGN APPROVAL IS ALID ONLY UNDER THE FOLLOWING CONDITION:
✓ The design is stamped"Approved"by County Public Health.
✓ The Onsite Sewage Permit bas not exp red,the Permit Expiration Date i : 6 _7
✓ Drainfield site conditions have not bee altered to adversely affect coed.. .ons of design approval.
Please Note: The system must be installed by a certified installer,
unless prior authorization is obtained from Mason County Public Health.
An Installation Fee is reqt ired.
This form may be scanned and available for public view on the Mom County Web site.
Updmed Date 12/7J2015
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Construction Notes for Pressure Distribution 2 Bedroom System:
Pressure Distribution w/graveless mbers(Rock and pipe may be su stituted)
Install 2—existing 37'laterals and 2✓Z0'laterals' Laterals of 1"sch 40 1 IVC pipe.
Install on 5'foot renters. I
On the existing 37'laterals, removet a end plates and slide new tem orary capped( unglued) pressure
lines thought the buried infiltrators. Remove cap and install sweep end
1/8"Orifices on 60'"centers beginni 30"from the beginning of the h teral and oriented at 12 O'clock.
Install V trench depth on low side of ch and maintain 12"of vartic I separation
Install level and along contours.
Only Install in dry weather only.
I
Use existing septic tank as trash tank- aloon trash tank, 1000 gallon BN -500, and 1000 gallon pump
tank.
See pump Chart for Pump Spec
Use Rhombus SJE Control Panel or egJivalent w/audible and visual ala ms for low and high water.
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System designed for typical resldentlal waste strength sewage only.
System designetl for 180 Gallons Per day
APPROVED ..
1U 29 2024
IKE JF.SiGNER
MASON COUN ENVIRONMENTAL HEALTH j Zo2y
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PARTS LIST NuWater NR Assembly Di gram
A DUAL PORT AERATOR Y PDLY WFUSER BAR 121
B YB"RUBBER W'W CIANPS 121 N I'PVCIII ZSEC11dU
C YT BARBED ADAPTOR X I? NPT(2) 0 1"SLW CAP
0 117'SLIP X 1R-NPT ADAPTOR P 1 W CLEAR PVC HOSE IDPil01Nl Sl
E 1"STREET X IIZ NPT BUSHING(T) O la PA:PIPE(BY INSTALLER)
F 1" V1
W'ELBOW R I-PVCPIPE IBY M ERI STALL A
G 1'X 1"X 'TEE SZPVCPIPE(BY BlSIALLEID
H I'W'ELBOW 13? 1 t1C BARBED ADAPT(Xi TO IN'NR 8% �,
I TX I-BUSHING Ut?STIIEETX Iu'NPT BU6IMC RI t CE�+.GNBi
J TSANITARY TEE V1?PVC CO ER 12)
IL I-PVI.CROSS W T COUPLER IV WISTALLM,
L I"COUPER(BY INSTALLERI
PAvhed 2125/12
Pump Selection for a Pressurized System-Single Family R moe pmod
Parameters
q ,,ftaAvembir Sae 2M nay 100
Tni W L.WM 20 real
T napog Pee Clem 40 } i
Tm.wit Line Size 750 inches
90
Didrlbdng Ve+e Motlel Norse
Mm Elerelon Lift 5 Leal �—
Maninnil 'th 2 feet
MenKMPipe Cbac 40 80
Miinx pipesae 1.50 inch a
Numbmof LeereIii W Cal 4
lalme Linea, 35 f®t
Cabral P'8e Cbea 40 70
Cabralnpesize 1.00 nNes
0.Yice sae 19 in Ass o -
CrfmSpctlnp 5 fed a
ReadualHud 5 feel
R.Meter None inches h
'Add.-Frnfbn lrseea 0 fee t ITM
2 50
Calculations
Mnnmm Fbv Role perms 0.43 gpn y
NumhefoffMllnini fZore 32
Tdel Flaw Rab per Z 139 Opn 40
Numberoflabbleper Zone 4 7 IL
%Fbw DAfereralm1 iftV s....
09 %
Tmncpad VebcY'/ 22 fps
Frictional Head Losses I
L Ifinnugh quhmge GA bet
Loin Trnmpon 03 be 10
Lmalh.,Ii Valve 0.0 Ilse
Lorain Menxod OD fee
Lou in .Is 0.1 fee 10
Lowl,mugh Flomnebr OD feel j
'Adbon FMion Locus 0.0 feet
Pipe Volumes 0
wad T..S wtLine 2.1 sea 0 20 40 60 80 100 10 140 180
wl a ManxaM 02 xal,i Net Discharge(gpm)
Voldial isper Zone 8.3 wis
TW. Volume 8.6 gals
Minimum Pump Requirements PumpDate Legend
Detign Fbw Rde 139 gm PF MEaaIerY Pump srs®ncwvs:—
TdelDyabmnHeeE 10.8 I t 1rzHP.1,."10
I Pomp Curve:
or aw. 1. P mp CNb® Re 4p.
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m � APPROVED
Orenco ?-f4-tN JUL 29 2024
ASON COUNTY ENVIRONMENTAL HEALTH
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