HomeMy WebLinkAboutSWG2023-00502 - SWG Application / Design - 11/28/2023 MASON COUNTY 416N6T"STREET SHELTON,WA EXT 400
SHELTON: .SHEL-967q EXT 400
BELFAIR:360-275-4467,EXT 400
- Ir Public Health & Human Services ELMA:360-482-5269,EXT 400
�-- � FAX:360-427-7787
On-Site Sewage System Permit: SWG2023-00502
APPLICANT ROBERT&AGNETA LATURNER Phone: 425-736-6893
TRUSTEES
Address: 2221 235th Ct NE SAMMAMISH, WA 98074
OWNER ROBERT &AGNETA LATURNER Phone: 425-736-6893
TRUSTEES
Address: 2221 235th Ct NE SAMMAMISH,WA 98074
SEPTIC DESIGNER CINDY WAITE-Septic Designer Phone: 3607010205
Address: 80 E PICKERING LANE SHELTON, WA 98584
SEPTIC INSTALLER B-LINE CONSTRUCTION Phone: (360)426-4221
Address: 2971 E PHILLIPS LAKE LOOP RD SHELTON, WA 98584
Site Address: 301 W Nahwatzel Beach Dr
Primary Parcel Number: 520045000026
Permit Description: 2-bedroom pressure bed system
Permit Submitted Date: 11/28/2023
Permit Issued Date: 01/04/2024
Issued By: Jeff Wilmoth
Current Permit Fees Paid: $780.00 (additional tees may be required upon installation of system).
Permit Expiration Date: 01/03/2027 (based on date of inspectlen)
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Title 17.
2 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
3 Drain field installation not to exceed designed unstope and down slope 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 Asbuilt Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF 055.
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: masoncountywa.gov/health/environmental/onsite/oss-inspection-request.php or call:
360-427-9670,extension 400.
°'; MASON COUNTY 1 ` Lib ' N
II. i -COMMUNITY SERVICES CP
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SWG 1.013 -bow a
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ON-SITE SEWAGE SYSTEM APPLICATION n A
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ROBERT LATURNER 425-736-6893 c
EIAILING ADDRESS STREET vsi�EZIP CODE 3
2221 235TH CT
NE SAMMAMISH WA 98074 z
EITE
301 ADDRESS
W NAHWATZEL BEACH DR SHELTON WA 98584
NAME 01 CINDY DESIGNER
360
-701-0205 C
NAME OP INSTALLED - le
B-LINE CONSTRUCTION 360 426 4221
PERMIT L(Le V!CIA
E is-
il RESIDENTIAL OSS -1 COMMUNITY OSS Iin COMMERCIAL OSS g PPIV TF INDENT L NELI ❑ PRIVATE TWO-PANTY WELL
r OR ee an� ❑ PU3Ll.. VATEP_S'S FEM _ _
rvPr .
GI NEW CONSTRUCTION'UPGRADES h REPAIR REPLACEMENT 1 DII I I ' . ❑ TABLE x REPAIR INg
STEM rrnLa ❑ SURFA ING SEVIACE ❑ EXIS I NI EAU L RE ❑0FORELINE
FI DESIGN FORM IREOUIRED, gil SEPTIC DESIGN(REQUIRED.,
6 WAIVERI,S)OF APPLICABLE., 2 248X58 y
o Rh(r GDR Sur END SITE CONDI I ON s it ea,T
GO TOWARD MATLOCK ON SHELTON MATLOCK ROAD . TURN RIGHT ONTO I
NAWATZEL BEACH DR, GO TO ADDRESS ON THE LEFT SIDE OF ROAD(LAKE SIDE) r I Q
ti �j
N
SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS
644
F 0 VOLUNTARY 0 MAINTENANCE DUM
PING ING U BUILDIN PLan ❑v,or E S I ❑L,;v.PL,ONT ❑OTHER _ 1
ISFE LOGS
71410- ,/1Spc6 / 1
`i �l 4, WO yes' hors d�)
Tea: o- �� y.l
lilt
THLIO-
DIIP „NL�N.I� .
SOILCODES
EO 'I I
P 6NAILRE D H PI ai D I � uoN v,eE P r E%
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THLS FQJ�N MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE --v i
DESIGN FORM-PAGE ONE \ssessor s Parcel Nulnha-S 2 0 0 4 - 5 0 - 0 0 0 2 6
A design will be reviewed when 3 copies of each of the following are submitted:
'8 Completed design form that has been signed and dated. '8 Scaled lay out sketch including all applicable items oil checklist
v Scaled plot plan, including all applicable items on checklist. '1 Cross-section sketch. inelndIse all applicable hems on checklist.
This form may be scanned and available for public view on the Mason County Web site. Matimum paper WC(: I/" \ /-
PARCEL IDENTIFICATION
Permit Number: SWG 2 2T -c,62�62 Designefs Name: CINDY WAITE
Applicant's Name: ROBERT LATURNER 360-701-0205
Designers Phone Number:
Mailing Address: 2221 235TH CT NE ---- - - - ---
_.. - Ucslgncr s ,Address: 80 E PICKERING LANE
SAMMAMISH WA 980/4 SHETLON WA 9E1584
City State Lip City State lip
DESIGN PARAMETERS _ —-- --
1 reatniertl Device
❑Glendon Mother ❑ Sand Filter 0 Mound ❑ Sand Lined I)rn11n1c1d ❑ Itcoimul:lio Filler. I.Tc:
❑Aerobic Unit Ylake/Model 0 Disinfection Ili it Make Model_ - Other:
Drain field Type
❑Gravity Elf Pressure ❑l vomit belied ❑ Sub Snriace Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 2 Schedule Class SCHEDULE 40
Daily Flow: Operating Capacity 180 gpd Length 30
(I
Daily Flow: Design Flow 240 gpd Diameter 1 25
In
Septic lank Capacity(working) 1200 gal Number 6
Receiving Soil Type(1-6) 3 Separation f
It
Receiving Soil Appl. Rate 8 gpd/ft- Orifices
Required Primary Area 300 If I '6 other of Ori tices1 36
Designed Primary Area 300 tt' Dir ,
Designed Reserve Area Ao 1 3 In
300 IC . ::ng >;1� 60 in
Trench/Bed Width TWO REDS S'X30' fl Abeprrps ys ,t� r4nifold
T5'ench/Red Length ft �+ g F.t 7A
ea 1(0 D. is i"" SCHEDULE 40
Elevation Measurements 1y eng{ '*te 2-3 tt
Original Draintield Area Slope 9 n e tld a c. AITE �)
Y SIGNER S 2 in
or
New Slope If Altered st's" Ir.. .w o'' .. awe w 1,
ter. _oration used? fief Ycs No
Depth of Excavation t-I aoyc 24 • pq
from Original Grade D t to r in li R 0 . rt Pipe
-` 0 18 in 0.0
I cdul Clms ' CHEDULE40
4
Designed Vertical Separation 24 iJ D i r:
In th aa 130 It
Gravcllcss Chambers Required? ❑ Yes 0 No 0 Option `!) a!ni n' 'FL.. - - 2
in
Pump Required? g Yes 0 No JIB Mt/using and Pu nip Chain her
Pump/Siphon Specifications Number of doses316 6
Dill in Elevation Between Pump& Uppermost Orifice 17 R Dose gnnntit. 30
gal
Drainfield Squirt I leight(Selected Residual(head) 2 p ( Inimber Capac't) I flood) 1200 ot)l V\\,I
Uppermost Orifice EI Higher 0 Lower th^ prime Shutoff' Pump wnn'oG_ Please check those required_
Capacity(c Total Pressure Head 2 R. —
pmglinier III-lame Ntoter ho Li.cm ( °unlit
Calculated Total Pressure Head I-4-ad fl If Tinter. Pinup on . Pon IT
Comments
CONCRETE TANKS REQUIRED, GRAVEL BASED DRAINFIELD REQUIRED, PUMP CONTROLS TO
BE SET AT TIME OF INSTALLATION.
DESIGN FORM—PAGE TWO Assessor's Parcel Nmnhe xi 2 0 0 4 — 5 0 — 0 0 0 2 6
Permit Number: SW( - _
DESIGN CHECKLISTS
Scaled Plot Plan Scaled layout Sketch Cross-Section Sketch
Eti Test hole locations d Diainfield orientation and Iaroul Reference depth Gone original (rade:
Soil logs R' Trench/bed dimensions and
Septic tank
egRoperty lines �/ critical distances within layout VDminfmW cover
IY Existing and proposed wells 13 D 13ox/V alve box locations Reference depth from original
within IOU (I ofproperty e grade
GX Septic tank/pump chamber and restrictive strata:
talk/Measurements to cuts,banks, and locations tL, 1.
surface water and critical areas 4 en,
gl t.atera Is. trenehibcd. top and
d observation port location houmu
lifocation and orientation of 4 Clean-out location 0 Curtain drain collector
curtain drain and all absorption d Manifold placement 0 Sand augmentation
components
Id Location and dimension of
Q Orifice placement Other'ross-sect ion detail':
primary system and reserve area Di Lateral placement with distance Ohscrsmtion port,'cican-outs
RI
Buildings toedge of Other Information
IA Audible/visual alarm retcrenced Yes No
iii Direction of slope indicator p t• May
Waterlines V Scale of drawing shown on scale 0 V)esign staked out
bar 0 ❑ Recorded Notices attached
d Roads,easements,driveways p p� 0 0 W'aiver(s)attached
dparking O V 0 0 Pump curve attached
P/ }p North arrow and scale drawing t 1 C 0 0 Evaluation of tailurc
shown on scale bar ire;
Y = Non-residential justification
7 0 ❑ Wase strength
'.- , _ - -- ❑ ❑ Plow
law
DESIGN APPROVAL
The undersigned designer must be led bhh installer at time of installation 'Yes 0 No
Sigt uric( ens I)evg — l I 2Q" 022a1c
Designer
The undersigned has reviewed this design on behalf of Mason County Puhlie I lealth and determined it to he in
compliance with state and local on: ' regulations:
:: aiv.. I -: �.
Envi ti ne li I lealth 5pcdali.l Date
CAUTION: DESIGN APPR 'A1. IS VALID ONLY UNDER THE FOLLOWING CONDO ION:
/ The design is stamped "Approved" be Mason County Public I lealth.
✓ The Onsite Sewage Permit has not expired the Permit Expiration I).uc is . 3 '> Z
✓ Dmmfield site conditions have not been altered to ads erscly aIfeet conditions of design approval.
Please Note: The system must be installed by a certified installer,
unless prior authorization is obtained from Mason County Public I lealth.
An Installation Fee is required.
This form may be scanned and available for public view on the Mason County Web site.
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Y1 RESIDENCE
A / 2. EXISTING 1000 GALLON SEPTIC TANK
HAS BEEN PUMPED AND
jl i DECOMMISSIONED
or
1.. 3. 1200 GALLON SEPTIC TANK
�,�e p , 4. 1200 GALLON PUMP TANK
a!�e . TAll ''� 5. AUDIO/VISUAL ALARM
shC
ANA� �Lq 6. CLEAN OUT
rit . m,l,, \ ! \_ 1. 7. TRANSPORT LINE
oy +a Nils
1 5--- „ 8- EXISTING BLOCK RETAING WALL
•' z WARE 1 I --I 9. VALVE BOX
LICENSED DESIGNER II
.�.Saw t� 1 10. TWO 5X20 BEDS(PRIMARY)
°'�°' 0 CT 11. RESERVE AREA(OSCAR 10 X30')
12. WELL WITH A 36' SURFACE SEAL
I -a 13. WATERLINE
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sr LICENSED DESIGNER
EXPIRLS 05p.
Lateral# Length Length Orifice # Distance from Distance from end Length #
# (Feet) (Inches) Spacing " Orifices feeder line of end of lateral
1 30 360 48 8 1 1 30
2 30 360 41 8 1 1 30
3 30 360 4, 8 1 1 30
4 30 360 CO, 8 1 1 30
5 30 360 4y 8 1 1 30
6 30 360 yg 8 1 1 30
48
TRANS LENGTH 20
GPM 2832
K (2" SCHEDULEN 40) 284.5
FRICTION LOSS 0.280124
Squirt 2
Elevation difference 17
TDH 19.280124
yf'' / it"
1 6- v v, %v .3...- (a, v w I .j /4.{it.i/s pee hr.;
/" = /0'
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-- --C�Ii �2 F�,fk LICENSED DLSIG ER
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--- 1 (-✓L ass' J «/rnu
it t; �
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ftP ! ROVEic
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JBW
- THREADED CAP OR PLUG
6 PVC
I � LAST ORIFICE;WITH
� ORIFICE SHIELDS IF
ORIFICE ORIENTATION IS
/
BACKFILL ,J, \ 1 / UPWARD
MATERIAL N / \Y. /frit , / \\ \�--�
,.v
R r ` —. PRESSURE LATERAL
� � < AS SPECIFIED
c PVC HOSE OR i 4-,
LONG SWEEP \ -‘ k
ELBOW " /� A DRAIN ROCK; 6 MIN.
BELOW PIPE
UNDISTURBED SOIL
�- -- - 6"PVC WITH DRAIN
HOLES; EXTEND TO
BOTTOM OF GRAVEL TO
MONITOR PONDING
I
L INFILTRATIVE SURFACE
410. 9
/:;�.l ;.8 %. ONITORING/CLEANOUT PORT
_«ss,° �9A EXAM PLE) �m
INO E ^N q Ra
� LIC fJ 0 SIGNGN 5bP ER �q � 1) %y SbYPei \1�
,-�tc'x J - -
19- Y
1
SECUREDE LID WITH GAS TIGHT SEAL /�' ,�//
1 24"DIAMETER \ ,�D ( gills
r - ACCESS RISER 1 _
J 1 - • "FINISH GRADE
6(/2 „
ri
/ - - - It r TO PUMP
_ --� I— CHAMBER
FROM SEWAGE 1I I I I(
SOURCE I FLOATING MAT
I I J I �-. APPROVED
EFFLUENT
FILTER
I
SEDIMENTS
1
SEPTIC TANK
(TYPICAL)
SECURECLAD WITH GAS TIGHT SEAL
THREADED UNION
24"DIAMETER
ACCESS RISER SERVICE
FINISH GRADE _ VALVE•
FROM SEPTIC
��TMIN / 1 = TO GRAINFIELD
EMERGENCY STORAGE ANTI SIPHON
1 VALVE'
HIGH WATER ALARM LEVEL '
WORKING VOLUME I-
`�- INDEPENDENT
III
NORMAL TIMER OFF LEVEL -I -_� diI FLOAT STEM FOR FLOAT
ENCLOSED PUMP {-•__- ' MOUNTING
SEDIMENT SHROUD• - :II CHECK VALVE"
A? sP SEDIMENTS III
I CENTRIFUGAL
i4 {� s myA IMP CHAMBER
--' PUMP
3
_L. C eo ` VP' (TYPICAL) 4,`I
�l ffi O IN E ARE
LIC Ep SIGNER C4 S E
f2o0 g III adL °> ;
t L tY
lib rrr y Pumps r°
Pump Specifications .
280 Series 1 /2 hp
Submersible Effluent Pump
LITERS PER MINUTE
0 `0 100 ,.50 200
40
2 2-
4
3C �c a,,,
dda '
_ Fy
53
55.
15.1
��/E RITE G q Ilv
LIC N$ 'J ESIGNER
-
w 2C i o
v
O
J €8
ID
2 41 VI
0
IC 20 3O CO aL ,�
GALLONS PER MINUTE
052 PI aniu3nu2 s. use*
A itlinno.
•
Installation Notes
Pressure Distribution System:
52004-50-00026 301 W Nahwatzel Beach Dr
1. The prepared site plan is not a survey. It's the owner's responsibility to verify property
lines, utility lines (water, sewer, power, phone and gas) prior to installation.
•
•
6. The tanks may be moved as necessary to accommodate building requirements. Septic
tank location must meet all required setbacks.
7. Keep wheeled vehicles off the drainfield area before, during and after installation.
Tracked equipment only,
8. All ground, surface water and roof drains must be diverted away from the septic tanks
and drainfield. Ensure the final grade slopes away from these areas and water doesn't
collect on or around them. Use swales, berms, catch basin and tight lines. curtain drains,
etc. to divert all waters.
9. Curtain drains can be no closer than 10' upgradient and 30' down gradient of the
drainfield
10. Exposed restrictive layers, cuts, banks, etc. can be no closer than 50' downhill from the
drainfield.
11. Install access risers on the septic tanks, valve box and ends of laterals.
12. Make sure septic tank risers are epoxied or caulked to cast in riser rings on tank.
13. Lids must form a water and gas tight seal with the access risers.
14. Install effluent filter specified in this design at the septic tank outlet.
15. This system must be installed by a Mason County Certified installer.
16.
17. Deviation from this design without prior approval from the designer and Mason County
Health Department will make this design null and void.
18. This design was sized per Washington Administrative CodeWAC246-272A-0230. The
operating capacity is based on 45 gallons per day per capita with two persons per
bedroom. The minimum design flow per bedroom per day is the operating capacity of
ninety gallons multiplied by 1.33. This results in a minimum design flow of one hundred
twenty gallons per day. This creates a surge factor of 33% but anticipated flow is ninety
gallons per bedroom per day.
19. Install laterals with contour of the ground.
20. Install trench bottoms level and always maintain a minimum of six inches into native soil.
21. Install to r tape do top of all drainfield laterals.
22. Install e d clean outs at the ends of all laterals (caps must extend to within six
inche fini grade and be in a valve box as shown on diagram.
23. Ins 4rud)o/ al alarm.
24. Fi a%ri s,,Ngs d over drain rock prior to backfilling, 4 hpr lac xtends above
rig un the filter fabric at least 2 inches .' n thrttrhc r gm '�
2 ' (1
SIGN f 4} P
0 LICE OY yJ 1�� f
kArArY)
`fg4�
System Owner Responsibilities:
1. Operation and Maintenance is required by Washington State Department of Health and
Mason County Health Department.
2. The septic tank and pump tank should be pumped every three to five years or as
needed.
3. System owners are responsible for having maintenance performed annually.
4. System owners are responsible for responding to septic issues in a timely manner.
5. System owners shall not at any time change or alter settings in the control box.
6. System owner agrees to read and abide by information regarding their system in the
User Manual provided by Mason County Public Health.
7. Keep the flow of sewage at or below the approved design operating capacity.
8. Keep waste strength at residential waste strength parameters.
9. Spread loads of laundry through the week.
10. Do not use excessive bleach or detergents with added whiteners.
11. Do not shower, do laundry and dishwasher at the same time
12. Antibiotics can kill or impair the biological process in the septic tank.
13. Leaky plumbing can hydraulic overload your on-site septic system.
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