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Home My WebLink AboutSWG2026-00188-APPLICATION/ASBUILT - SWG Application / Design - 7/7/2026 MASON COUNTY 415 N 6TH STREET,SHELTON,97 ,WA 98584 • SHELTON:360-427-9670,EXT 400 B ELFAIR:360-275-4467,EXT 400 Public Health & Human Services ELMA:360-482-5269,EXT 400 • FAX:360-427-7787 On-Site Sewage System Permit: SWG2026-00188 APPLICANT Hunter,Adam Phone: 360 753-1226 Address: 2201 93rd Ave SW Olympia, WA 98512 OWNER VANSICKLER DONALD&CORRIE Phone: Address: 30 SE SOMERS DR SHELTON,WA 98584 SEPTIC DESIGNER ADAM HUNTER* Phone: 360-753-1226 Address: PO Box 162 OLYMPIA, WA 98507 Site Address: 30 SE SOMERS DR Primary Parcel Number: 220327500010 Permit Description: New 3bd pressure trench Permit Submitted Date: 06/15/2026 Permit Issued Date: 07/07/2026 Issued By: Rhonda Thompson Current Permit Fees Paid: $570.00 (additional fees may be required upon installation of system). Permit Expiration Date: 06/30/2029 (based on date of inspection) Permit Conditions: I Approval of this septic permit does not approve the building location. Building location is subject to approval from all applicable departments and regulations. 2 Proposed development subject to zoning requirements and approval by the planning department staff per Mason County Title 17. 3 Permit must be installed by a Mason County Certified Installer unless prior written authorization from Mason County is obtained. 4 Drainfield installation not to exceed designed upslope and downslope depth specified on design form. 5 Installer is responsible for obtaining Mason County installation approval prior to backfill of system components. 6 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to backfill of system components. 7 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-request.php or call: 360-427-9670, extension 400. OFFICIAL USE ONLY MASON COUNTY DATE RECEIVED: ,^ I I( ( ac ! C > • AMOUNTRECENED RECEIVED BY: Public Health & Human Services O oNLI�€ cfr o m Environmental Health 360-427-9670,ext.400 or 360-275-4467,ext.400 C 415 N.6th Street-Shelton,WA 98584 S W G c ._c _T _ /^ ( 1 Q'Q O 0 CJ 1 UU z CAI ON-SITE SEWAGE SYSTEM APPLICATION APPLICANT PHONE rn rn (- Donald Vansickler 2534684038 z C MAILING ADDRESS-STREET,CITY,STATE,ZIP CODE /1 9 30 SE SOMERS DR Shelton WA 98584 rn SITE ADDRESS-STREET,CITY,ZIP CODE r---I n0 30 SE SOMERS DR `® Shelton 98584 I N �- CD NAME OF DESIGNER (rl _ PHONE N ADAM HUNTER �_J 3607531226 I NAME OF INSTALLER PHONE I O TBD --_ M TBD < o PERMIT TYPE(select one) DRIN INS WATER SOURCE N 91 RESIDENTIAL OSS COMMUNITY OSS COMMERCIAL OSS PRIVATE INDIVIDUAL WELL ❑ PRIVATE TWO-PARTY WELL Z TYPE OF WORK(select one) PUBLIC WATER SYSTEM ❑✓ NEW CONSTRUCTION/UPGRADES ❑REPAIR/REPLACEMENT OTHER DETAILS(select all that apply) ❑ TABLE X REPAIR SUBMITTALS ❑ SURFACING SEWAGE O EXISTING FAILURE ❑SHORELINE W Q DESIGN FORM(REQUIRED) Q SEPTIC DESIGN(REQUIRED) BEDROOMS I LOTSIZE I WAS LOT CREATED AFTER 2025? r I 0 t ❑ WAIVER(S)(IF APPLICABLE) 3 5 YES NO C) DIRECTIONS TO SITE AND SITE CONDITIONS:(ex.locked gate) LYNCH RD TO A RIGHT ON SOMERS RD TO FIRST DRIVE ON THE RIGHT. I I- I O SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS. I OFFICIAL USE ONLY BELOW THIS LINE UPGRADE/FAILURE SOURCE(for reporting purposes) o VOLUNTARY ❑MAINTENANCE/PUMPING❑ BUILDING PERMIT❑HOME SALE❑COMPLAINT ❑OTHER: INSPECTOR SOIL LOGS COMMENTS/CONDITIONS 0 rZ V S L 3 z 1O 1X\- D `i SL- 2� " / RECORD DRAWING AND INSTALLATION REPORT SOIL CODES: V=VERY G=GRAVELLY SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS REQUIRED FOR FINALAPPROVAL. INSPECTOR SIGNATURE DATE APPLICATION EXPIRATION DATE APPLICATION APPROVED/ISSUED BY DATE L ! bi-,4 oIoJa0J ______________ THIS FORM MAY BE CANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE Revised:01/09/2026 DESIGN FORM—PAGE ONE Assessor's Parcel Number: 220327500010 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. This form may be scanned and available for public view on the Mason County Web site.Maximum paper size: 11"X17" PARCEL IDENTIFICATION Permit Number: SWG 2OOO Designer's Name: ADAM HUNTER Applicant's Name: Donald Vansickler Designer's Phone Number: 3607531226 Mailing Address: 30 SE SOMERS DR Designer's Address: 2201 93RD AVE SW, STE A Shelton WA 98584 City State Zip OLYMPIA WA 98512 City State Zip Designer's Email ADAM@HUNTERSEPTICDESIGN.COM DESIGN PARAMETERS Treatment Device Glendon ®Sand Filter ®Mound OSand Lined Drainfield (Recirculating Filter ❑ATU ❑Other Treatment Level(check all that apply): ❑A ❑B ❑ C ❑BL1 ❑ BL2 ❑BL3 Ifs E ❑N Drainfield Type ❑ Gravity R'Pressure Trench ❑Bed O Sub Surface Drip Septic Tank/Drainfield Specifications Laterals Number of Bedrooms 3 Schedule/Class 40 Daily Flow: Operating Capacity 270 gpd Length 34 ft Daily Flow: Design Flow 360 gpd Diameter 1.25 in Septic Tank Capacity(working) 1200 gal Number 6 Receiving Soil Type(1-6) 4 Separation 6 ft Receiving Soil Appl. Rate 0.6 gpd/ft2 Orifices Required Primary Area 600 ft2 Total Number of Orifices 102 Designed Primary Area 612 ft2 Diameter 1/8 in Designed Reserve Area 600 ft2 Spacing 24 in Trench/Bed Width 3 ft Manifold Trench/Bed Length 204 ft Schedule/Class 40 Elevation Measurements Length 24 ft Original Drainfield Area Slope 1 % Diameter 2 in New Slope,If Altered I % Preferred manifold configuration used?®Yes ONo Depth of Excavation Up-slope 8 in Transport Pipe from Original Grade Down-slope 8 in Schedule/Class 40 Designed Vertical Separation 24 in Length 45 ft Gravel-based Drainfield Required? OYes ONo ® Diameter 2 in Pump Required? ®Yes ONo Dosing and Pump Chamber Pump/Siphon Specifications Number of doses/day 6 Diff.in Elevation Between Pump&Uppermost Orifice 5 ft Dose quantity 30GAL gal Drainfield Squirt Height/Selected Residual(head) 5 ft Chamber Capacity(flood) 1200 gal Uppermost Orifice®Iigher OLower than Pump Shutoff Pump controls:Please check those required. Capacity @ Total Pressure Head 42.02 gpm Timer P1 Elapse Meter ®' Event Counter Calculated Total Pressure Head 11.8O D Jf 1ert:®Pump on e 30GAL ,Pump off 4HRS , u' 0 I `a ' 5 , V Comments JUL 072026 MASON COUNTY ENVIRONMENTAL HEALTH RET T Revised: 6/11/2025 DESIGN FORM—PAGE TWO Assessor's Parcel Number:I220327500010 Permit Number: SWG DESIGN CHECKLISTS Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch lT Test hole locations V Drainfield orientation and layout Reference depth from original grade: V Soil logs Pi Trench/bed dimensions and V Septic tank ET Property lines critical distances within layout p' Drainfield cover fd Existing and proposed wells V D-Box/Valve box locations Reference depth from original grade within 100 ft of property V Septic tank/pump chamber and restrictive strata: V Measurements to cuts,banks, and locations ifd' Laterals, trench bed, top and surface water and critical areas Ed Observation port location bottom Or Location and orientation of V Clean-out location V Curtain drain collector curtain drain and all absorption V Manifold placement Id Sand augmentation components V Orifice placement Other cross-section detail: Location and dimension of 2 Observation ports/clean-outs primary system and reserve area � Lateral placement with distance to edge of bed Other Information Buildings V Audible/visual alarm referenced Yes No 21' Direction of slope indicator V Scale of drawing shown on scale ❑ Design staked out ET Waterlines bar P1 0 Recorded Notices attached V Roads, easements,driveways, V Elevation benchmark and relative ❑ Waiver(s) attached parking elevations of system components 8' 0 Pump curve attached V North arrow and scale drawing V 0 Evaluation of failure shown on scale bar Non-residential justification O O Waste strength ❑ ❑ Flow DESIGN APPROVAL The undersigned designer must be notified by installer at time of installation ®Yes O No 6/15/26 Signature o Designer Date The undersigned has reviewed this design on behalf of Mason County Public Health and determined it to be in compliance with state and local on-site regulations: a, I 7/-7I77 Environmental Health pecialist Date CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING CONDITION: ✓ The design is stamped"Approved"by Mason County Public Health. _✓ The Onsite Sewage Permit has not expired,the Permit Expiration Date is: � U ��- G? ✓ 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. Revised: 6/11/2025 MASON COUNTY HEALTH DEPARTMENT ON-SITE SEWAGE DISPOSAL SYSTEM DESIGN Site# (county-assigned) Parcel# 220327500010 Date submitted 6/15/2026 Legal/Lot# TR 1 OF SURVEY 7/50 Submitted by — Applicant Donald Vansickler Site 30 SE SOMERS DR, Shelton, WA Mailing 30 SE SOMERS DR, Shelton, WA address 98584 address 98584 I. Flow Calculations Number of bedrooms 3 Residential GPD flow 360 gpd Application rate 0.60 gpd/ft2 Absorption area 600 ft2 II. Waterproof Septic Tank Composition&size 1200 GAL - CONCRETE III. Drainfield Details Drainfield/bed configuration 204 FT TRENCH Distribution media Gravel Depth to drainrock bottom /15/ 6 0 - 9" Rock depth below pipe : :a 0' - 6" Separation to restrictive layer >2' - 0" Fill depth "' ADAM J.IIUNTHR Trench/bed width iva��io 3' - 0" IV. Pump Requirement Dosing volume 60.0 gal Doses per day ®� '� .� 6 V. Pressure Calculations LATERAL #1 Squirt height PSO 5.00 ft Orifice discharge rate 0.412 gpm Lateral length 34 ft Orifice spacing 2' 0" Distance from end cap 1' 0" Number of orifices 17 Lateral discharge rate 7.00 gpm ----------------- ------------------------ ------ - — --- - -- - LATERAL #2 Squirt height 5.00 ft Orifice discharge rate 0.412 gpm Lateral length 34 ft Orifice spacing 2- 0" Distance from end cap 1 0" Number of orifices 17 Lateral discharge rate 7.00 gpm LATERAL #3 rSquirt height 5.00 ft Orifice discharge rate 0.412 gpm Lateral length 34 ft � 0�t Orifice spacing 2 Distance from end cap 1' 0" Number of orifices �' ,, 17 • nDnP J.HUNTER '•t': Lateral discharge rate '" 7.00 gpm - - --------- - - -- ------- -- LATERAL #4 Squirt height 5.00 ft Orifice discharge rate 0.412 gpm Lateral length 34 ft Orifice spacing 2' 0" I Distance from end cap 414S /I1' 0" Number of orifices t'4'1 O�2 17 Lateral discharge rate RO,y��,� 7.00 gpm LATERAL #5 -------------------------------------- - ---------------------------- Squirt height 5.00 ft Orifice discharge rate 0.412 gpm Lateral length 34 ft Orifice spacing 2 1 011 Distance from end cap 11 0" Number of orifices 17 Lateral discharge rate ---- 7.00 gpm LATERAL #6 Squirt height 5.00 ft Orifice discharge rate 0.412 gpm Lateral length 34 ft Orifice spacing 21 011 Distance from end cap 11 0" Number of orifices 17 Lateral -------------------------------------- -- --------- Pipe network—friction loss by section LENGTH DIAMETER FLOW I FRICTION LOSS SECTION (FT) I (IN) (GPM) (FT) AB L45 2.00 42.02 1.31 1 BC 1 2.00 21.01 ; 0.01 - ------------------ - CD 1 2.00 + 14.01 0.00 DE 24 2.00 7.00 0.03 EF 34 1 1.25 7.00 0.26 --- — — ------- - Total ------ — L- J ** Total Head Loss ** 1)Friction loss through system= 1.60 ft —� 2)Elevation difference= 5.20 ft 3)Residual= 5.00 ft --Tota1=----------------- --------------- - -------- ----11.80 ft t- FDALI J.HUYTEIi �1ti�.lU. MYERS ME3 Capacity liters per m nut a so 1O 25O 2O0 250 4G 12 ctrr--40 $! ep � I I 0 1� 2 F 30 4O 50 so 70 Capacity gallons per minute 414SoNCo JL/z 0' UN 2025 RFT AC h'FgIT�. ��' ADAf.I J.Itl NTER `�� / NOTES: SCALE: 1" = 100FT f / 3 • R RICTIVE LAYER MES RULE MET BELOW: 32" • RIVE / • ELAPSE TIME METER AND EVENT COUNTER REQUIRED • RISERS TO SURFACE REQUIRED OVER ALL TANK LIDS / OPERATION CAPACITY OF THE SYSTEM IS 270 GPD \ j 1 SOIL LOGS: 11 I 1) GRAVELLY LOAMY FINE SAND 0-32" ` 12 CEMENTED TILL 32"+ J / 2) GRAVELLY LOAMY FINE SAND 0-28" $ f CEMENTED TILL 28"+ 3) GRAVELLY LOAMY FINE SAND 0-33" I ) , ` p W CEMENTED TILL 33"+ / 4) GRAVELLY LOAMY FINE SAND 0-24" / / ) J/ 13 CEMENTED TILL 24"+• / 4/ 5) � j / III III o 6) 11 11 11 / I I I I I I I I 1134.0 O O ` � 7) I ' / \) I 34.o1 I I I I I I I I 11 IE. -99.4) s o IE. -992)I I I I I I I I I I I TANK DETAIL-NO SCALE \� t / / / I 3 CLEANOUT LID WITH GASTIGHT SEAL ON IC'ACCESS RISERS LIO WITH GASTIGHT SEAL ON TERPESS RISERS R WATERPOOFJUNCTION BOX FINISH GRADE THREADED UNION ' I / 1 7 BERVICEIEIDVE `\ FROM5 TANK FLOAT 1 I \ FROMISEWAGE �/ BOURCE U ER INDEPENDENT FLOAT STEM FOR FLOAT ROOMERS 1 TM ROFF FLOAT / I EOKVPIFF ` / 1 APPROVED EFFLUENTF AUTDANT OFF / / PUMP ON BLOCK PUMP f / OR IN SHROUD J ( N. CONTOUR LINES PER GIS,REFER TO APPLICATION FOR PROPERTY ACREAGE. \�v 14.0 ^ NAVD88 ELEVATION IS UNKOWN \ 45.0 THIS IS NOT A SURVEY: \ \ site features,topography,elevations and benchmarks are based on assumed datum \ 10 provided by the owner and county planning records and are intended only for the review \ \ and construction of the proposed septic system design. Hunter Septic Design \ recommends that a licensed professional land surveyor always be used to set corners, establish lot lines,determine elevations and topography and/or provide a legal site plan. 1O PROPOSED 3 BDRM RES \ / A fee may be charged for final inspection and record drawings EXISTING WELL g p g REVISION LOG: PROPOSED DRIVE SCALE: 1" =30FT -'�� '° ��''�s VERSION-DATE 4O PROPOSED STUBOUT/CLEANOUT(IE.-98.0) ADAM J.HUNTER PROPOSED SEPTIC TANK(IN.EL.-97.5/OUT.EL.-97.2) ""`' PROPOSED PUMP CHAMBER(PUMP EL.-94.2) 45'-2 SCH40 TIGHTLINE LYNCH RD TO A RIGHT ON SOMERS TO FIRST DRIVE ON THE RIGHT HUNTER SEPTIC DESIGN DESIGNER: 7O " ADAM HUNTER PO Box 162/Olympia,WA 98507 8O PROPOSED VALVE BOX(IE.-100.0) SITE ADDRESS: 360-890-2778/adam@huntersepticdesign.com OPROPOSED DRAINFIELD-6-34FT LATERALS SEPTIC SYSTEM DESIGN FOR: 30 SE SOMERS DR 10 RESERVE OSCAR XO2(60oFT2) L Donald Vansickler SITE LEGAL: 11 EXISTING CARPORT/SHEDS TR I OF SURVEY 7/50 12 PROPOSED WATERLINE PARCEL NUMBER: SITE/PERMIT#: PAGE: 220327500010 1OF2 13 RBM IS GROUND EL.@ TEST HOLE 1(RBM=100.0) SO RS GENERAL CONSTRUCTION NOTES (TRENCH): LOAMY SAND/SANDY LOAM TRENCH LENGTH: 204FT 4"PVC INSPECTION PORT TRENCH WIDTH: 3FT 1114„ TRENCH DEPTH: 0'-8" PVC PERF PIPE SCH40 TRENCH SEPARATION:6FT FILTER FABRIC BACKFILL: APPROVED EXCAVATED MATERIAL ORIGINAL GRADE GRAVEL: 3/4"TO 2 1/2"WASHED DRAINROCK SEPTIC TANK: NEW1200GAL WATER TIGHT TANK 0'-8" �21� ASHED DRAINROCK PUMP CHAMBER: NEW1200GAL WATER TIGHT TANK PUMP MODEL: MYERS ME3F SET TO PUMP AT 60 GALLON INTERVALS CHECK VALVE AND HIGH LEVEL ALARM REQUIRED 24"TO RESTRICTIVE HEIGHT: 60" (minimum) NOTE:PLACE ORIFICE AT 3 O'CLOCK, USE"T"TO"T"TYPE CONSTRUCTION 3FT NOTE:ALL FOOTING AND DOWNSPOUT DRAINS MUST BE DIRECTED AWAY FROM SEPTIC COMPONENTS JUL 07 2026 MASON COUNTY EN'd1RONMENTAL HFPLTH RET PUMP(A)TO BE CONTROLLED BY TIMER SET TO DOSE 60 GALLONS,IF AVAILABLE,EVERY 4 HOURS BASED ON MEASURED PUMP OUTPUT RATE NOTE:END OF EACH LATERAL IS TO HAVE A SWEEP 90 WITH RISERS ARE REQUIRED TO OR ABOVE FINISHED GRADE OVER TANK LIDS. PVC PERF PIPE DETAIL- no Scale THREADED END CAP TO JUST BELOW FINISHED GRADE AND PORT IF GROUNDWATER OVER THE TOP OF THE TANKS IS A CONCERN THEN HIGH GROUNDWATER RATED TANKS WILL BE REQUIRED.THE RISERS TO FINISHED GRADE MUST BE SEALED WATERTIGHT AT THE JOINT BETWEEN TANK AND THE 1/8" RISER. ORIFICE 1 1/4" PVC PIPE GENERAL NOTES SCH40 1. ANY VARIATIONS TO THIS DESIGN SHALL FIRST BE APPROVED BY HUNTER SEPTIC DESIGN AND THE COUNTY SANITARIAN. - 2. OWNER INSTALLER SHALL NOT REMOVE OR DISTURB ANY TOP SOIL WHILE CLEARING TREES AND STUMPS IN DRAINFIELD AREA. REMOVAL OF TOP SOIL COULD RENDER SITE UNUSABLE. 3. OWNER SHALL BE AWARE OF THE POSSIBILITY OF TANKS FLOATING OUT OF THE GROUND SHOULD THE TANKS BE PUMPED EMPTY DURING SEASONAL HIGH WATER TABLE CONDITIONS. TO DRAINFIELD 4. ALL CONSTRUCTION MATERIALS AND THE INSTALLATION OF THE DESIGNED SEPTIC SYSTEM SHALL CONFORM TO ALL APPLICABLE STATE AND COUNTY HEALTH DEPARTMENT REQUIREMENTS. FLOW CONTROL VALVE HUNTER USE OF SOME RESERVE DRAINFIELDS MAY NECESSITATE PUMP,SAND FILTER,MOUND OR PRETREATMENT INSTALLATIONS. 11 TTV 1�TER SEPTIC DESIGN DESIGNER: 6. THE ADDITION OF AN APPROVED EFFLUENT FILTER IN THE SEPTIC TANK IS REQUIRED TO ENSURE THAT SOLIDS DO NOT PASS TO THE ADAM HUNTER 2201 93rd Ave SW/Olympia,WA 98507 DRAINFIELD CAUSING PREMATURE DRAINFIELD FAILURE AND COSTLY REPAIRS. SITE ADDRESS: 360-890-2778/adam hunterse ticdesi n.com 7. ALL REQUIRED TESTS SHALL BE SUCCESSFULLY RUN PRIOR TO CALLING JIM HUNTER&ASSOCIATES FOR FINAL INSPECTION,ALL $ 30 SE SOMERS DR SEPTIC SYSTEM DESIGN FOR: COMPONENTS,INCLUDING TANK ACCESS LIDS MUST BE ACCESSIBLE FOR INSPECTION.CONTRACTOR SHALL BE RESPONSIBLE FOR t„ Donald Vansickler SITE LEGAL: COST OF RETURN INSPECTIONS DUE TO FAILED TESTS OR INACCESSIBLE COMPONENTS. TR 1 OF SURVEY 7/50 'r a� s 8. THIS IS A SPECIAL DESIGN DUE TO ADVERSE SOIL CONDITIONS,GROUNDWATER TABLE AND!OR TOPOGRAPHY.JIM HUNTER& c.' PAGE: RISER WITH SCREW DOWN LID a J ' •i w:s SITE/PERMIT#: 2 OF 2 ASSOCIATES HAS DESIGNED THIS SYSTEM IN ACCORDANCE WITH ALL STATE AND COUNTY HEALTH DEPARTMENT REQUIREMENTS AND ` noac».Ru"TER :% PARCEL NUMBER: DRAINFIELD CONTROL BOX 220327500010 ASSUMES NO RESPONSIBILITY FOR ITS USE OR LONGEVITY.THE OWNER THEREFORE AGREES TO MAINTAIN AND MAKE ALL NECESSARY E_ ,,•,• REPAIRS TO THE SYSTEM AT NO COST TO JIM HUNTER&ASSOCIATES. TYPICAL CONSTRUCTION