HomeMy WebLinkAboutSWG2024-00312 - SWG Application / Design - 7/19/2024 ® MASON COUNTY 415N 6SHELTON:STREET,SHELTO70,EXT98584
400
BHELAIR:360-2759 70,EXT 400
BE EUMA,36048256267,EXr 400
Public Health & Human Services ELMA:380d82-5269,EXi 400
FAX:360427-7787
On-Site Sewage System Permit: SWG2024-00312
APPLICANT Mike Donahue Phone: 253-797-7894
Address: PO BOX 281 MILTON,WA 98354
OWNER 2010 DONAHUE FAMILY LLC Phone:
Address: PO BOX 281 MILTON,WA 98354
SEPTIC DESIGNER ADAM HUNTER" Phone: 360-753-1226
Address: PO Box 162 OLYMPIA,WA 98507
Site Address: 36 W Wivell Rd
Primary Parcel Number: 419033390074
Permit Description: 3-bedroom pressure system: Repair
Permit Submitted Date: 07119/2024
Permit Issued Date: 07/25/2024
Issued By: David Anderson
Current Permit Fees Paid: $805.00 (edduamlfeee may be requem upon Installation exotem).
Permit Expiration Date: 0712412025 roonedondareormsbeamn)
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 Dreinfield 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 DesignerlEngineer installation approval prior to
backfi/l 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 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: masoncountywa.gov/health/environmental/onsite/oss-inspection-mquest.php or call:
360-427-9670, extension 400.
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OFFICIAL USE ONLY
MASON COUNTY PUBLIC HEALTH —BS`NS`
4p" 07t(IQ 6--( c w ONSITE SEWAGE SYSTEM APPLICATION AMWNf S w<YhGBV ��415 N Rh50ee t,(Bldg B) ShelM WA98584
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APPLICANT vHONE D D
MIKE DONAHUE 2537977894 m
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PO BOX 281 MILTON WA 98354 c
911EApDRE98-STREET,CRY LPCNE c
36 W WIVELL RD SHELTON WA 98584 IT
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NAME OF DESIMFER
ADAM HUNTER 607531226
N OF INSTALLER PH-E
TBD
CHECKALLAPPIIGeYLEREMS DRINKING WATEN SWgCE IJ 1
0 NEWCONSTRUCTN)N 0 RV HOLDING TANKGNLY 0 PRIVATE INDIVIDUAL WELL
N
REPLACEMENT SYSTEM M INSTALIATION PERMRONLY 0 PRIVATETWO-0ARTV WELL O
TABLES REPAIR 0 MNGLEFAMILY OfCOMMUNR "BUC WATER SYSTEM Z RAO 1 .1
0 TANK(S)ONLY COIAMERCIAL SYSTEM NAM wg E: 'VV,I'�
0 UPGETOEXISTING OTHER: BEDROOMS LOTSI. Iw
0 EXISTING FAILURE ttwarS 3 1 \�
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DPECTIIXiSTO SITE-BE SPECIRCAXDADNSE OFANYIEEDFD NFpMI.TON FgtACCE99(u MiW
CLOQUALLUM TO A LEFT ON WIVELL TO A RIGHT AT SHARED DRIVE TO SITE AT THE
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DESIGN FORM-PAGE ONE Assessor's Parcel Nundia:4-L-qQ3- 33— g
A design will be reviewed when 3 cosies of each of the following are submitted:
v Completed design form that has been signed and dated. ♦Scaled layout sketch,including all applicable items on checklist
v Scaled plot plan,including all applicable items on checklist. V Cross-section sketch,including all applicable items on checklist.
This form maybe sinned and available for public view an the Mason County Web site.Maiimum paper size: 11"X 17"
PARCEL IDENTIFICATION
Pemdt Number: SWG ���U - n ,2 Designer's Name: ADAM HUNTER
Applimat's Name: MIKE DONAHUE Designer's Phone Number: 360-753-1226
Mailing Address: PO BOX 281 Designer's Address: PO BOX 162
MILTON WA 96354 OLYMPIA WA 96607
City State Zi2 City Sate Zi
DESIGN PARAMETERS
Treatment Device
❑Glendon Biofila r 17 Sand Filter ❑Mound ❑Sand Lined Drainfield ❑Recirculating Filter,Type:
❑Aerobic Unit Make/Model ❑Disinfection Unit Make/Model Other:
Drainfield Type
❑Gravity Pressure &tTrench 0 Bed ❑Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 3 _ Schedule/Class 40
Daily Flow:Operating Capacity 270 - Slid Length 200 P
Daily Flow:Design Flow 360 Slid Diameter 1.25 n
Septic Tank Capacity 1200 gal Number 5
Receiving Soil Type(lfi) 4 Separation 6 p
Receiving Soil Appl.Rate ,,� 0.6 ,, gp1 Orifices
�7,(J Required Primary Arm [W( (12 Total Number of Orifices 67
Designed Primary Area 600 bQ ftr Diameter 3116
Designed Reserve Area N/A - ftr Spacing 36
Trenched Width 3 ft Manifold
Trench/Bed Length 200 It Schedule/Class 40
Elevation Measurements Length 25 t:
Original Drainfield Area Slope 6 % Diameter 2
New Slope,If Altered WA / Preferred manifold configuration used? or Yes ❑No
Depth of Excavation U Ica 12 in Transport Pipe
from Original Grade Dam-dog 10 -
In Schedule/Class 40
Designed Vertical Separation 24 in Length 180 ft
Gmvelless Chambers Required? 0 inYes 0 No N(Optionai Diameter 2
Pump Required? NJ Yes O No Dosing and Pump Chamber
Pump/Siphon Specifications Number of doses/day 6
Difference in Elevation Between Pump Shutoff and Uppermost Dose quantity 60 gal
Orifice R Chamber Capacity 1200(EXISDNGI gal
Uppermost Orifice lidHigber 0 Lower than Pump Shutoff Pump controls:Please check those required. .y
Capacity @ Total Pressure Head 397 ar24 gpm 6{Timer Eklapse Meter Even Counter
Calculated Total Pressure Head tssoz ft If Timer: Pump on WGAL ,Pump off 4HRS
Comments
DESIGN FORM—PAGE TWO Assessor's Parcel Number rF -d — 3 3_ -T,:s p:l Y
Permit Number: SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
Rf Test hole locations V Drainfield orientation and layout Reference depth from original grade:
9 Soil logs Rf Trench/bed dimensions and Ed Septic tank
9 Properly lines critical distances within layout la' Drainfield cover
Existing and proposed wells 19 D-BoxNalve box locations Reference depth from original grade
within 100 ft of property Ef Septic tank/pump chamber and restrictive strata:
19 Measurements to cuts,banks,and locations ❑ Laterals,trenchlbed,top and
surface water and critical areas 1Z Observation port location bottom
19 Location and orientation of IZ Clean-out location ❑ Curtain drain collector
curtain drain and all absorption Ef Manifold placement ❑ Sand augmentation
components lZ Orifice placement Other cross-section detail:
19 Location and dimension of Observation
primary system and reserve area Lateral placement with distance ports/cleanouts
to edge of bed Other Information
Buildings Audible/visual alarm referenced Yes No
19 Direction of slope indicator
Ef Scale of drawing shown on scale d ❑Design staked out
19 Waterlines but ❑ ❑Recorded Notices attached
19 Roads,easements,driveways, ❑ ❑Waiver(s)attached
parking ❑ ❑Pump curve attached
19 North arrow and scale drawing ❑ ❑Evaluation of failure
shown on scale bar Non-residential justification
❑ ❑Waste strength
❑ ❑Plow
DESIGN APPROVAL
The undersigned designer must bV
.d1byinstallet at time of installation R(Yes ❑ No
7/17/24
re of Designer Date ^A
The undersigned has revie 's design on behalf of Mason County Public Health and detle"r KCP�'pe -
compliance with state and local o/fnsQy�}g./regulations: / *4 Ail V V C
Environmental Health Specialist Date ryFNy ly
,�ddNON �yy
CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING CO>VD IT'O�S F/Eq
✓ The design is stamped"Approved"by Mason County Public Health. ]� /nr'
✓ The Onsite Sewage Permit has not expired,the Permit Expiration Date is:
✓ Drainfield site conditions have not been altered to adversely affect conditions 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 required.
This form may be scanned and available for public view on the Mason County Web site.
Updated Date: 12/7/2015
MASON COUNTY HEALTH DEPARTMENT
ONSNE SEWAGE DISPOSAL SYSTEM DESIGN
SITE N: PARCEL#:41M333M74
DATE SUBMITTED: 7/17202A LEGA LOTR SPN19T4
SUBMITTED BY: ADMHUNTER LOT
APPLICANT: MIKE DONAHUE
ADDRESS: PO BOX 281
MILTON,WA98354
LCALCOLATIONS
NUMBER OF BEDROOMS= 3
RESIDENTIAL GPD FLOW= 38D
IF NONHPESIDENTIAL-GPD FLOW
WILL BE AS FOLLOWS:
GPD=
APPLICATION RATE= DA GPD4
REDUCTION=IEAVE 61BN61F NO RCDU DON TAFEN
DRAINFIELD SIZING
ABSORPTION AREA 600 FT2
TRENCH LENGTH OR BED CONFIG.= 200 LINEAR FEET OF TRENCH
II.WATERPROOF SEPTC TANK
COMPOSITION AND SIZE- 1200 GAL CONCRETE
NEW OR EXISTING EXISTING
III.DRAINFIELD CROSS SECTION
DEPTH TO DRMNROCK BOTTOM= V_D'
ROCK DEPTH BELOW PIPE= Y-8'
SEPARATION FROM TRENCH BOTTOM TO IMPERMEABLE
MATERIAL/SEASONAL SATURATION= -Z-0-
FILL DEPTH= 1•-w
TRENCH WIDTH= S-W
W.PUMP REQUIREMENT
DOSING VOLUME IN GALLONS= BD
NUMBER OF DOSES PER DAY= B
V.PRESSURE CALCULATIONS
USING PIPE CLASS b
ORIFICE 118
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ATERAL HEI
SQU HEIG IRT HT(FT)= 2 W
(NOTE RIROMFILEUTE=Dt.]91%IORFf.E ONMETERI603%
$OFWTOF PRESSURE
SSSHIMURE H
ORIFICE DISCHARGE
RATE= LIX
= FE 0.55618
LATERAL LENGTH ET= C0.00
ORIFICE SPACING= 3'0•
DISTANCE FROM END CAP= 2-0-
NUMBER OF HOLES= 13
LATERAL DISCHARGE RATE• 7.820
LATERAL IY1=
SQUIRT HEIGHT = 2_00
ORIFICE DISCHARGE RATE= .W
= 0
LATERAL LENGTH MET W
5p,00
ORIFICE SPACING= 3'0•
DISTANCE FROM ENOCAP= 1.0.
NUMBER E 17
DISCHARGE
LATERAL DISCHARGGE RATE• 9.%5
LATERAL%3=
SQUIRT HEIGHT(FT)= 2 p0
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= u.W
ORIFICE SPACING= To-
DISTANCE FROM END CAP= VW
NUMBER OF HOLES= I5
LATERAL DISCHARGE RATE= 8.783
LATERALW
SQUIRT HEIGHT(FT)• p pp
ORIFICE DISCHARGE RATE= 0.58818
LATERAL LENGTH IN FEET= 58p0
ORIFICE SPACING= 3'0•
DISTANCE FROM END CAP= I.V
NUMBER OF HOLES= 18
LATERAL DISCHARGE RATE= 11.137
LATERAL IIS=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0,58818
LATERAL LENGTH IN FEET= ULDID
ORIFICE SPACING= T p•
DISTANCE FROM END CAP= 2•p•
NUMBER OF HOLES= 3
LATERAL DISCHARGE RATE= 1.759
AppR
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LENGTH DIAMETER ROW FRICTION LOSS
SECTION (FT) (R/) (GPM) (FT)
AS 180A0 2.00 39274 4.610
BC 1.00 2L0 29AQS 0.0155
CD 1.00 2.00 21102 0.0081
DE 25.00 2.00 5.555 0.0507
EE 55.00 1.25 Sms 0.9112
TOTAL= 5.5021
"TOTAL HEAD LOSS "
1)FRICTION LOSS THROUGH SYSTEM= 5.50E
2)ELEVATION DIFFERENCE = S."
3)RESIDUA. = 2.000
TOTAL= 15.502
APPROVER
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