HomeMy WebLinkAboutSWG2025-00024 - SWG Application / Design - 1/2/2025 MASON COUNTY 415NBSHELTON: , 0427-97 ,EXT 400
SHELTON:360327-9670,EXT 400
BELFAIR:360-2754467,EXT 400
Public Health & Human Services ELMA.360482-5269,EXT 400
FAX:360-427-7787
On-Site Sewage System Permit: SWG2025-00024
APPLICANT THATCHER JAMES& EDIRAE M Phone:
Address: 40 NE TIGER COVE LN BELFAIR,WA 98528
OWNER THATCHER JAMES&EDIRAE M Phone:
Address: 40 NE TIGER COVE LN BELFAIR, WA 98528
SEPTIC DESIGNER PAULA JOHNSON' Phone: 36"98-2255
Address: 171 E VUECREST DRIVE UNION, WA 98592
Site Address: 331 E Lakeview Dr
Primary Parcel Number: 221085200071
Permit Description: New 2-bedroom pressure system w/location waiver
Permit Submitted Date: 0112 8/2 0 2 5
Permit Issued Date: 02/25/2025
Issued By: David Anderson
Current Permit Fees Paid: $555.00 (additional fees may oe moved upon mwluddn or system).
Permit Expiration Date: 02/12/2028 fawn on date of Inspection)
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 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 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.govlhealthienvironmentallonsiteloss-inspection+equest.php or call:
360.427.9670,extension 400.
OFFICIAL USE ONLY
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James & Edirae Thatcher �) Joseph Builders (360)649-7391
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331 E Lakeview PDr z Grapeview WA 98546 `a ^'
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Go out Hwy 3 and turn (R) onto E Mason Lake Rd. turn (L)onto E Mason Lake Dr. Turn (R) 10
onto E Lakeview Dr. Destination on (L). Yellow sign: "331 E Lakeview Dr" o 10
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OFFICIAL USE ONLY BELOW THIS LINE
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RECORDDMNINGAND INSTAUATION REPORT
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THIS POW MAY BE SCANNED AHD AVAILABLE FOR PUBLIC VIEWON THE MASON COUNTY WESSITE RENSWIv 15
DESIGN FORM—PAGE ONE Assessor's Parcel Number: 2 2 1 0 8 — 5 2 — 0 0 0 7 1
A design will be reviewed when 3 copies of each of the following are submitted:
•Completed design form that has been signed and dated. •Scaled layout sketch,including all applicable items on checklist
•Scaled plot plan,including all applicable items on checklist. •Cross-section sketch,including all applicable items on checklist.
Tliabtm may,he eonned and available for alkshave,the Neeon Carr Web she.Mnunmam .she: 11"XIT'
Permit Number. sWG ZnTs �a�oz�� Designer's Name: Arrow Septic Designs,Inc
Applicam's Name: James A Edime Thatcher Designer's Phone Number: (360)8W2255
Mailing Address: 40 NE T1ger Cove Ln Designer's Address: 171 E Vueaest Dr
Behar WA M28 Unicn, WA 98582
City State Zip City State Zip
DESIGN PARAMETERS
Treatment Device
❑Glendon Biofilter ❑Send Fiber ❑Mound ❑Sand Lined Drainfield 13 Recirculating Filter,Type:
❑Aerobic Unit Make/Model 13 Disinfection Unit Make/Modcl Other:
Dr tinfield Type
O Gravity 9 Pressure Rf Trench ❑Bed ❑Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 2 Schedule/Class 40
Daily Flow:Operating Capacity 180 gpd Length 50 ° ft
Daily Flow:Design Flow 240 Slid Diameter 1.25 in
Septic Tank Capacity(working) 1,000 gat Number 2
Receiving Soil Type(1-b) 3 - Separation 8+ ft
Receiving Soil Appl.Rare 0.8 gpd/ft2 Orifices
Required Pdmery Area 300 - Its Total Number of Orifices 20
Designed Primary Area 300 - Its Diameter 3/16 in
Designed Reserve Area 300 ft2 Spacing 60 in
Trench/Bed Width 3 ft Manifold
Trench/Bed Length 100 - ft Schedule/Class 40
Elevation Measurements Length header ft
Original Dminfield Area Slope 3 % Diameter 1.25 in
New Slope,If Altered 3 % Preferred manifold configuration used? RrYes [3 No
Depth of Excavation urrswpe 8 in - Transport Pipe
from OriginalGmde pa.,, 7 in Schedule/Class 40
Designed Vertical Separation 24+ in — Length 20 ft
Gmvellese Chambers Required? O Yes ❑No R(Opdonal Diameter 2 in
Pump Required? 11 Yes ❑No Dosing and Pump Chamber
Pump/Siphon Specifications Number ofdoses/day 4
Diff.in Elevation Between Pump&Uppermost Orifice 8 it- pose quantity BO ga
Dramfield Squirt Height/Selected Residual(hand) _2_ft Chamber Capacity(flood) 1,000 gal
Uppermost Orifice If Higher ❑Lower than Pump Shutoff Pump controls:Please check those required
Capacity @ Total Pressure Head 11.8 gptn.- OTimer S(Elapse Meter GrEvent Counter
Calculated Total Pressure Head 10.68 It If Timer: Pump on 2 minutes ,Pump off 6 houm
Comments
DESIGN FORM—PAGE TWO Assessor's Parcel Number:2 2 1 0 g — 5 2 — 0 0 0 7 1
Permit Number SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
RJ Test hole locations 0 Drainfield orientation and layout Reference depth from original grade:
R1 Soil logs fig Trench/bed dimensions and 'fig Septic tank
m Property lines critical distances within layout m Drainfield cover
❑ Existingand proposed wells fig D-Box/Valve box locations
P Popd Reference depth from original grade
within 100 ft of property Rf Septic tank/pump chamber and restrictive strata:
❑ Measurements to cuts,banks,and locations Gf Laterals,bench/bed,top and
surface water and critical areas Ig Observation port location bottom
❑ Location and orientation of Ia Clean-out location ❑ Curtain drain collector
curtain drain and all absorption 5g Manifold placement ❑ Sand augmentation
components Wf Orifice placement Other cross-section detail:
m Location and dimension of Ed Lateral placement with distance fig Observation pons/cleanouts
primary system and reserve area Ib Buildings to edge of bed
Other Information
on
Audible/vis.1 ferenced Yes No
!g Direction of slope indicator fig Scale of draw' h n scale Id ❑ Design staked out
Id Waterlines bar `,�yj_ ❑ Recorded Notices attached
Roads,easements,driveways, .'..'"•x ;�. fig ❑ Waiver(s)attached
puking ❑Pump curve attached
la North arrow and scale drawing "r. ❑ fig Evaluation of failure
shown on scale bar
PAULA JOY JOHNanN` C Non-residential
I E ❑ fig Waste strength
r>w ❑ fig Flow
DESIGN APPROVAL
The undersigned designer most be on ed b ins vier a time of installation fig Yes ❑ No
1�Z2
Signature of Designer Date �`
The undersigned has reviewed this design on behalf of Mason County Public Heal It to be in
compliance with state and local onsit�`lations: _ VF
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En r— t oonmental Health SpecialistC -`
CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOL 9P/
✓ The design is stamped"Approved"by Mason County Public Health / 7
✓ The Onsite Sewage Permit has not expired the Permit Expiration Date is: 1 ( ly
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✓ 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 maybe scanned and available for public view on the Mason County Web site.
Updated Date: 12 7'015
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Length Length Orifice # Distance from Distance from
Lateral# In. FL) Spacing Orifices Feeder Line In.) Cleanout In.
i 600 50 1 60 10 30 30
2 600 50 60 10 30 30
Total Lateral Len th 100
Total#Orifices 20 GPM= 11.8
Dynamic Head Calculations
Selected residual pressure: 2 ft.
Length(Ft.) #Orifices
Transport Pipe 20 20 0.06 fL
Feeder Total
Lateral Line Length
Lateral#1 50 2 52 10 0.29 ft.
Lateral#2 50 11 61 10 0.34 ft.
Total Elevation Lift 8.00 ft.
Total Dynamic Head , 10.68 ft.
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MPLICATIONS:
STEP or onsite applications ;
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Light commercial dewatering
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cool run design and corrosion-resistant,
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STEP or onsite applications ��� °
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piggyback mechanical switch iEF®�h-
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