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HomeMy WebLinkAboutSWG2025-00407 - SWG Application / Design - 10/22/2025 415 N 6TH STREET,SHELTON,WA 98584 ea: MASON COUNTY S EL :360-427- ,EXT 400 BELFAIRAIR:360-275-44674467,EXT 400 Public Health & Human Services ELMA:360-482-5269,EXT 400 FAX:360-427-7787 On-Site Sewage System Permit: SWG2025-00407 111ZIP APPLICANT Hunter, Adam Phone: 360 753-1226 Address: 2201 93rd Ave SW Olympia, WA 98512 OWNER GRAVES MICHAEL G & MARGARET M Phone: Address: 6212 CENTRAL PARK DR ABERDEEN, WA 98520 Site Address: 3330 W Deckerville Rd Primary Parcel Number: 620074300000 Permit Description: New 2BR SFR -Oscar X02 Permit Submitted Date: 10/07/2025 Permit Issued Date: 10/23/2025 Issued By: Jeff Wilmoth Current Permit Fees Paid: $555.00 (additional fees may be required upon installation of system). Permit Expiration Date: 10/16/2028 (based on date of inspection) Permit Conditions: 1 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 Drain field 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/onsiteloss-inspection-request.php or call: 360-427-9670, extension 400. OFFICIAL USE ONLY MASON COUNTY DATE RECEIVED: R / o—i / ^ CAMOUNT RECEI D: RECENEEDEYY: CO m `1 Public Health & Human Services Fj oN h)E �- o cn Environmental Health 360-427-9670,ext.400 or 360-275 4467,ext.400 S W G 5 - Dv,1 Q 7 Cl)N () 415 N.6th Street -Shelton,WA 98584 Z Cl) CLEAR FORM ON-SITE SEWAGE SYSTEM APPLICATION PHONE r APPLICANT \/ 3604701707 MICHAEL GRAVES Z r c MAILING ADDRESS-STREET,CITY,STATE,ZIP CODE •-..,- PO BOX 1820 / CCLEARY WA 98557 co SITE ADDRESS-STREET,CITY.ZIP CODE ��,�,. N l� 3330 W DECKERVILLE RD • . ELMA WA 98541 I m ry � / PHONE CD I o NAME OF DESIGNER \�O 3607531226 - ADAM HUNTER -p / PHONE o I NAME OF INSTALLER HOUSE BROTHERS � 3604701707 Z(.73 I s �' o PERMIT TYPE(select one) c �- DRINKINGIN WATER SOURCE 0 O L� RESIDENTIAL OSS lJ COMMUNITY OSS ILJ COMMERCIAL OSS Lv] PRIVATE INDIVIDUAL WELL o-PRIVATE TWO-PARTY WELL Z I a PUBLIC WATER SYSTEM TYPE OF WORK(select one) "NEW CONSTRUCTION/UPGRADES 6"REPAIR/REPLACEMENT OTHER DETAILS(select all that apply) ❑ TABLE X REPAIR SUBMITTALS 0 SURFACING SEWAGE 0 EXISTING FAILURE CI SHORELINE W C LvJ DESIGN FORM(REQUIRED) INJ SEPTIC DESIGN(REQUIRED) BEDROOMS LOT SIZE r WAS LOT CREATED AFTER 4/1/2025? 0 EWAIVER(S)(IF APPLICABLE) 2 20 Q✓ YES El NO X DIRECTIONS TO SITE AND SITE CONDITIONS:(ex.locked gale) DECKERVILLE RD WEST TO SITE ON THE RIGHT - LOCKED GATE (CALL HOUSE BROTHERS FOR ACCESS) o -1 I SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS. OFFICIAL USE ONLY BELOW THIS LINE UPGRADE/FAILURE SOURCE(tor reporting purposes) ❑VOLUNTARY 0 MAINTENANCE/PUMPING ❑BUILDING PERMIT ['HOME SALE OCOMPLAINT ❑OTHER: COMMENTS I CONDITIONS INSPECTOR SOIL LOGS } /'I 15 i Y'`r/ lt- 1 6 f RECORD DRAWING AND INSTALLATION REPORT SOIL CODES: REQUIRED FOR FINAL APPROVAL. V=VERY G=GRAVELLY S=SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS DATE I CTOR SIGNATURE DATE APPLICATION EXPIRATION DATE V6 "\* . LIGATION APPROVED/ISSUED BY G N couNTY WEBSEyf ) Pcl \ Revised:4/14/2025 I MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON DESIGN FORM-PAGE ONE Assessor's Parcel Number: 620074300000 -- -- 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"X 17" PARCEL IDENTIFICATION ,-y -7 Designer's Name: ADAM HUNTER Permit Number: SWG a - 004O ( ADAM UN MICHAEL GRAVES Designer's Phone Number: 226 Applicant's Name: PO BOX 162 PO BOX 1820 Designer's Address: Mailing Address: OLYMPIA WA 98507 MCCLEARY WA 98557 City State Zip JHANDASSOCIATES@HOTMAIL.COM City State Zip Designer's Email DESIGN PARAMETERS Treatment Device ❑Glendon 0 Sand Filter ❑ Mound 0 Sand Lined Drainfield 0 Recirculating Filter Gif ATU XO2 D Other Treatment Level(check all that apply): J A J B IC J BL1 J BL2 J BL3 I E IN Drainfield Type OSCAR ❑ Gravity 0 Pressure 0 Trench 0 Bed 0 Sub Surface Drip Septic Tank/Drainfield Specifications Laterals Number of Bedrooms 2 Schedule/Class OSCAR Daily Flow: Operating Capacity 180 gpd Length OSCAR ft Daily Flow: Design Flow 240 gpd Diameter 0S50 in Septic Tank Capacity(working) 1000 gal Number 5 Receiving Soil Type(1-6) 4 Separation 0.5 ft Receiving Soil Appl.Rate 0.6 gpd/ft2 Orifices Required Primary Area 400 ft2 Total Number of Orifices OSCAR Designed Primary Area 420 ft2 Diameter OSCAR in Designed Reserve Area 420 ft2 Spacing OSCAR in Trench/Bed Width 35 ft Manifold Trench/Bed Length 12 ft Schedule/Class 40 Length 25 ft Elevation Measurements Len g Original Drainfield Area Slope 0 % Diameter 1 in New Slope,If Altered 0 % Preferred manifold configuration used? ErYes 0 No Depth of Excavation Up-slope OSCAR in Transport Pipe from Original Grade Down-slope OSCAR in Schedule/Class 40 Designed Vertical Separation >12 in Length 40 ft Gravel-based Drainfield Required? 0 Yes tz1 No Diameter 1 in Pump Required? 'Yes 0 No Dosing and Pump Chamber Pump/Siphon Specifications Number of doses/day 411 Diff. in Elevation Between Pump&Uppermost Orifice 5.8 ft Dose quantity 0.438 gal Drainfield Squirt Height/Selected Residual(head) 12.083 ft Chamber Capacity(flood) 1000 gal Pump controls:Please check those required. Uppermost Orifice Higher 0 Lower than Pump Shutoff p� • se Meter Event Counter Capacity @ Total Pressure Head 12 gpm Timer Calculated Total Pressure Head 50 ft A P 114pGp Pump off 3MIN Comments 2025 .,I OCT 2 2t ,f, MASON COUNTY ENVIRONMENTAL HEALTH J W Revised:4/14/2025 DESIGN FORM—PAGE TWO Assessor's Parcel Number: 620074300000 --UO�-- Permit Number: SWG .02� �-I DESIGN CHECKLISTS Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch 121 Test hole locations El Drainfield orientation and layout Reference depth from original grade: 12 Soil logs 12f Trench/bed dimensions and ' Septic tank Ei Property lines critical distances within layout EZ Drainfield cover 1I Existing and proposed wells V D-BoxNalve box locations Reference depth from original grade within 100 ft of property Septic tank/pump chamber and restrictive strata: Eif Measurements to cuts,banks,and locations 62' Laterals,trench/bed, top and surface water and critical areas 12( Observation port location bottom El Location and orientation of a Clean-out location 1I Curtain drain collector curtain drain and all absorption 11 Manifold placement El' Sand augmentation components 9' Orifice placement Other cross-section detail: 9' Location and dimension of 1' Observation ports/clean-outs t� Lateral placement with distance primary system and reserve area to edge of bed Other Information 9' Buildings 9' Audible/visual alarm referenced Yes No 9' Direction of slope indicator ❑' Scale of drawing shown on scale Er 0 Design staked out Ei Waterlines bar 0 0 Recorded Notices attached RI Roads,easements,driveways, 0 Elevation benchmark and relative 0 0 Waiver(s) attached parking el ati s li stiteocirreb l' 0 Pump curve attached ❑ 0 Evaluation of failure 9' North arrow and scale drawing shown on scale bar Non-residential justification OCT 2 2 2025 0 0 Waste strength ❑ ❑ Flow NIAQ')ni rOl'v'v ED!VIRONMENT^,:.`: 1I DESIGN AIQVAL The undersigned designer must • noti - • sy ins . r at time of installation I'Yes 0 No if4_na..re 10/7/25 of Designer Date The undersigned has reviewe• s design on behalf of Mason County Public Health and determined it to be in compliance with state and loc. en- 'te regulations: I ^j (0--22--�$ �� " " JDate r.1j1�j, ntal Health 1alist CAUTION: DESIGN APPR VAL IS VALID ONLY UNDER THE FOLLOWING CONDITION: ✓ The design is stamped"Approved"by Mason County Public Health. �� 7�2 ✓ 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. Revised:4/14/2025 r PA:,,E 1 MASON COUNTY HEALTH DEPARTMENT ON-SITE SEWAGE DISPOSAL SYSTEM DESIGN SITE#: PARCEL#:620074300000 DATE SUBMITTED:10/7/2025 LEGAL/LOT#: SUBMITTED BY: ADAM HUNTER APPLICANT: HOUSE BROTHERS ADDRESS: I.CALCULATIONS NUMBER OF BEDROOMS= 2 RESIDENTIAL GPD FLOW= 240 IF NON-RESIDENTIAL-GPD FLOW WILL BE AS FOLLOWS: GPD APPLICATION RATE= 0.6 GPD/FT2 REDUCTION=LEAVE BLANK IF NO REDUCTION TAKEN DRAINFIELD SIZING ABSORPTION AREA= 420 FT2 TRENCH LENGTH OR BED CONFIG.= 35FTX12FT PER OSCAR II.WATERPROOF SEPTIC TANK COMPOSITION AND SIZE= 1000GAL-X02 TANK NEW OR EXISTING= NEW III.DRAINFIELD CROSS SECTION SAND DEPTH= 0 -6' IV.PRESSURE CALCULATIONS USING PIPE CLASS 40 ORIFICE NETAFIM DRIPLINE LENGTH DIAMETER FLOW FRICTION LOSS SECTION (FT) (IN) (GPM) (Fr) SUPPLY 40.00 1.00 12.000 3.1017 RETURN 40.00 1.00 12.000 3.1017 TOTAL= 6.2035 "TOTAL HEAD LOSS " 1)FRICTION LOSS THROUGH SYSTEM= 6.203 2)ELEVATION DIFFERENCE = 5.800 TOTAL= 12.003 .10I 10/7/25 . A,,, p p 0 V E s • 4',it51m,2 OCT 2 2 2025 i�'•'' ADAM J.NUN1ER C,..:I ::ISiiijt II • MASON COUNTY ENVIRONMENTAL HEALTH NNW. • PAGE 2 V.CHECK THE PUMP CAPACITY. PUMP. A.Y.MCDONALD 30GPM-112HP PUMP(MODEL#22050E2AJ) (PER OSCAR) EXCESS TDH 50.00 (PER OSCAR) TOTAL HEAD LOSS IN SYSTEM 12.00 STANDARD PUMP CONFIGURATION IS SUFFICIENT? YES I 10/7/25 PP *1OVEØ 1,7 ' 2 2 2l125 AP OCT tAt , MASON COUNTY ENVIRONMENTAL HEALTH J m§ - § %§ | k \| |■t / 2� , ( ; . |■§KE . 21 „ - �! | | §§§|\ 6 fa 2t | § | . hill 1' | § X & a k | Ng '2 ,iFA i (}■ § ; ,,|| 7 20 .| § { | | 2 |! - | | ¥■ § § F |§§ | t ! , iFd \ § g 2 ( ! | \ §| 11111 2( § ;212.2 § ® ° Olta § § iiiln k : n ni R ■ k 0 iniO! & E g k\(||§% § k d 34 } E P k ; . \ j .K � ` , PD ) �� % - a 2 -{Tti/ /( _ •" # ! ; �b * . � — \L !:11,77. ,% E , ~ r § ■ &§ b rj0 .00/ j ! ) O ! ¥[ — I 2 # - //) :1'; \ ¥! | \ f 8, . 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