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Home My WebLink AboutSWG2026-00134 - SWG Application / Design - 5/6/2026 MASON COUNTY 415 N 6TH STREET,SHELTON,97 ,WA 98584 • SHELTON:360-427-9670,EXT 400 BELFAIR:360-275-4467,EXT 400 Public Health & Human Services ELMA:360-482-5269,EXT 400 FAX:360-427-7787 On-Site Sewage System Permit: SWG2026-00134 APPLICANT BENSON RIDGE FORTE LLC Phone: Address: 690 E BENSON RIDGE RD GRAPEVIEW,WA 98546 OWNER BENSON RIDGE FORTE LLC Phone: Address: 690 E BENSON RIDGE RD GRAPEVIEW,WA 98546 SEPTIC DESIGNER CINDY WAITE* Phone: 360-701-0205 Address: 80 E PICKERING LANE SHELTON, WA 98584 SEPTIC INSTALLER TAYLOR TONEY* Phone: 360-489-9169 Address: 2971 E PHILLIPS LAKE RD SHELTON, WA 98584 Site Address: 711 E Benson Ridge Rd Primary Parcel Number: 221044150020 Permit Description: 4BR Gravity with Class B Waiver Permit Submitted Date: 05/06/2026 Permit Issued Date: 06/11/2026 Issued By: Jeff Wilmoth Current Permit Fees Paid: $845.00 (additional fees may be required upon installation of system). Permit Expiration Date: 05/19/2029 (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 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/onsite/oss-inspection-request.php or call: 360-427-9670, extension 400. MASON COUNTY 415 N 6TH STREET,SHELT967 ,E 98584 • SHELTON:360 427-9670,EXT 400 BELFAIR:360-275-4467,EXT 400 Public Health & Human Services ELMA:360-482-5269,EXT 400 FAX:360-427-7787 8 Future homesite development may require a geological assessment. 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: 5/ ( c Public Health & Human Services AMOUNT RECEIVED RECEIVED BY: C (A Cn v (Environmental Health 360.427-9670,ext.400 or 360-275-4467,ext.400 N 415 N.6th Street-Shelton,WA 98584 S _ VVV oL a o X z cn ON-SITE SEWAGE SYSTEM APPLICATION 0 3 APPLICANT PHONE m m BENSON RIDGE FORTE/B-LINE CO ST 360-426-4221 MAILING ADDRESS-STREET,CITY STATE,ZIP CODE C 690 E BENSON RIDGE RD APEVIEW WA 98546 m SITE ADDRESS-STREET,CITY,ZIP CODE M 711 E BENSON RIDGE RD Co PEVIEW WA 98584 NAME OF DESIGNER HONE CINDY WAITE ® 360-701-0205 NAME OF INSTALLER @� PHONE I B-LINE CONSTRUCTION cp 360-426-4221 IPERMIT TYPE(select one) D KING WATER SOURCE CA RESIDENTIAL OSS !_!:COMMUNITY OSS I,�I COMMERCIA .1 PRIVATE INDIVIDUAL WELL].]PRIVATE TWO-PARTY WELL Z TYPE OF WORK(select one) PUBLIC WATER SYSTEM GROUPE 8 I NEW CONSTRUCTION/UPGRADES ❑REPAIR/REPLACEMENT OTHER DETAILS(se%stall that apply) ❑ TABLE X REPAIR I SUBMITTALS� ❑ SURFACING SEWAGE ❑ EXISTING FAILURE ❑SHORELINE DESIGN FORM(REQUIRED) Cn!I!SEPTIC DESIGN(REQUIRED) BEDROOMS LOT SIZE WAS LOT CREATED AF TER4/1/20257 W MJWAIVER(S)(IFAPPLICABLE) 4 10 AC 0 ❑ YES ❑✓ NO C•) DIRECTIONS TO SITE AND SITE CONDITIONS:(ex.locked gate) V1 GO NORTH ON HIGHWAY 3, TURN LEFT ONTO MASON BENSON RD, TURN LEFT 10 ONTO MASON LAKE RD, TURN LEFT ONTO BENSON RIDGE RD. LOCKED GATE. r I CALL TAYLOR TONEY OR MYSELF TO MEET AT GATE. TAYLOR'S #360-489-9169 ° o SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS. I 0 OFFICIAL USE ONLY BELOWTHIS LINE UPGRADE!FAILURE SOURCE(for reporting purposes) ❑VOLUNTARY ❑MAINTENANCE/PUMPING ❑BUILDING PERMIT ❑HOME SALE ❑COMPLAINT ❑OTHER: INSPECTOR SOIL LOGS // COMMENTS!CONDITIONS SOIL CODES: RECORD DRAWING AND INSTALLATION REPORT V=VERY G=GRAVELLY S=SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS REQUIRED FOR FINALAPPROVAL. INSPSçTOR SIGNATURE DATE APPLICATION EXPIRATION DATE AP I ATION APPROVED!ISSUED BY DATE \T4 F AY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE Revised:4/14/20 DESIGN FORM—PAGE ONE Assessor's Parcel Number: 2 2 1{ J77[ 51ofjJ 0 4 A design will be reviewed when 3 co des 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 l7" Permit umber: t ` <x°p�•� Z � E �-�.�C�'_�4�"ON'yK .... N SWG � Designers Name: CINDY WAITE Applicant's Name: BENSON RIDGE FORTE/B LINE Designer's Phone Number: 360-701-0205 Mailing Address: 690E BENSON RIDGE RD Designer's Address: 80 E PICKERING LANE GRAPEVIEW WA 98546 City State Zip SHELTON WA 98584 City State Z 1 Designer's Des Email clndyewaite@msn com Treatment Device ❑Glendon ❑Sand Filter ❑Mound ❑Sand Lined Drainfield ❑Recirculating Filter 0 A Treatment Level(check all that apply): T11U ❑Other's" PP Y): ❑A OB OC C3BL1 ❑BL2 ❑BL3 Y!E 0 Drainfield Type Gravity ❑Pressure 6 'Trench ❑Bed ❑Sub Surface Drip Septic Tank/Drainfield Specifications Number of Bedrooms Laterals 4 Schedule/Class ASTM 2729 Daily Flow:Operating Capacity 360 Daily Flow:Design Flow gpd Length 67 ft 480 gpd Diameter Septic Tank Capacity(working) 125—0 4 in gal Number 4 Receiving Soil Type(1-6) 4 Separation 9 ft Receiving Soil Appl.Rate .6 gpd/ft2 Required Primary Area 800 Orifices fe Total Number of Orifices ASTM 2729 PERF Designed Primary Area 804 ft Diameter Designed Reserve Area 800 in ft2 Spacing Trench/Bed Width 3 ft in Trench/Bed Length 268 Manifold ft Schedule/C Elevation Measurements Length Original Drainfield Area Slope ' ft New Slope,If Altered in Pre oration used? 0 Yes I 'No Depth of Excavation Up-slope 14 r .•y� . : '; �` from Original Grade — -- in -� . a, '. ransport Pipe Down-slope 11 � in a le ASTM 3034 Designed Vertical Separation 18 ,� irt�v e`.wa+ E•:: '' 1+nI1N3ED DFIGNE6i `.• _ 130 Gravel-based Drainfield Required? I!1'Yes ❑No Pump Required? s "5•"'' 1 in q 0 Yes li 'No Dosing and Pump Chamber Pump/Siphon Specifications Number of doses/day ml.+ Duff,in Elevation Between Pump&Uppermost Orifice_ft Dose quantity gal Drainfield Squirt Height/Selected Residual(head) _ft Chamber Capacity(flood) gal Uppermost Orifice 17 Higher I7 Lower than Pump Shutoff Pump controls:Please check those required. r Capacity @ Total Pressure Head gpm 13 Timer + la`se e e Calculated Total Pressure Head aT� vent Counter ft If Timer: Pump Comments u.. .... UN 9 1 2026 MASON COUNTY ENVIRONMENTAL HEALTH Lr,atl><ty 1�'URl%1—PAGE TWO Assessor's Parcel Number:[2j2 j 2 1 j 0 1 4 i 4j1 L5 I 0 t 0 L?L 0 J Permit Number: SWG oZO.IQ- O(7 I DESIGN CHECKIsjS: Scaled Plot Plan •y" Scaled Layout Sketch Cross-Section Sketch it Test hole locations Q( Drainfield orientation and layout Reference depth from original grade: i� Trench/bed dimensions and Vf Property lines critical distances within layout Of Septic tank it Drainfield cover ' Existing and proposed wells If D-Box/Valve box locations within 100 ft of property le .Septic tank/pump chamber Reference depth from original grade and restrictive strata: Measurements to cuts,banks,and locations P1+1. 1A W ' 10 Laterals,trench/bed,top and surface water and critical areas f Observation port location• Qf Location and orientation of bottom ( lean-out l curtain drain and all absorption location hi! Curtain drain collector components placement ❑ Sand augmentation Of Location and dimension of rbrifice placement Other cross-section detail: primary system and reserve area if Lateral placement with distance if Observation ports/clean-outs hi Buildings to edge of bed Other Information Of4L.Audible/visual alarm referenced Yes No Direction of slope indicator Waterlines , Gf bar le of drawing shown on scale ilf ❑ Design staked out Roads,easements,driveways, �d ❑ ❑Recorded Notices attached parking Elevation benchmark and relative O ❑Waiver(s)attached elevations of system components ' ❑Pump curve attached North arrow and scale drawing ❑ ❑Evaluation of failure shown on scale bar ��'� ' ' on-residential sidential justification .�U N 9 9 202owte strength ] ❑Fl The undersigned designer must be noti ed by installer at time of installation ial es ❑ No - jL1zo Signatur f 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 o i regulations: o tal Health Specialist Date CAUTION: DESIGN APPR ' AL 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: kt ✓ 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 _.._. .__----_.- _ ._ •i.c ooneon mag Ha,Grapvfew.W A 9 ,USA,Un[on-GFapeview Township, Pqtreel Id:221044160020 ° 1 Pro posed residence 2 1200 gallon septic tank 3 Clean out `� ----------------------= --==------____-- �' �, -' , Two way clean out( at , -•- _}_: ------ --- ��;------ - 4 middle of transport opt Il line) ° MAN • 1 '. 'J 5 Primary/reserve drainfield Q -�g `i 6 Attenuation zone ` �rA , • Q a,; oars 7 Waterline 8 Group B WS WO 9 ID Box ay ao-° ° o- 10 Curtain Drain / o-• gyp' o•',r ° !, $L 1, 2 �° Z n Bui{er5ft ' BEIIICH MARK 0 os Foundation 1 100.00 ' a Septic tank D Box 99.50 B®ttom E 3 89.00 of drainfieled 4 88.00 qqe ar 'Q;I ACV .ZOI/' ®dam - _ GIS Legend r 1 _ •-- Parcel Lines Buffer 5 ft °,' . iou I :10'-.a - -- Measure Length ,o' + , <' - - WA Mason 10 ft Contours `d ,° ' - - yy ,AAA •-.• State 1 in;100 R-_ .__ - _ '/L . 1� ./ _ I. - f u a y . i JUN 1 1276 I: la Zy/ , MASON COUNTY ENVIRONMENTAL HEALTH / 1O - /O ' o bce vJ, p®4 (9) v bse�.v4d pvJ F.. A .__ I ,r5' Pqe 'p's I , .,' rue I "illtQE7I10i I • CINDY WADE`::z; 1 LICENSE'A DEIGNER = a' EXPIRES l5/1N TQ cn JUN U2026 MASON COUNTY ENVIRONMENTAL HEALTH Jew • DIatrIbu, ' Q!1 BO (NQScale) :,.. LICENSED DEcIGNR S EXPIRES �i01 D. Curtain Drain The following illustration represents a typical curtain drain. OWALF11L4FED GRADE �FQD aL NJ 18'P*$i8 AA FLTFRFABRC OPIDNAL FLIER FABRIC REQL D ON 70P OFGRAVEL ONSDES OF GRAVEL_\ -- ------ 8YL PLASYC 8HEEM C2o aPUMLONDOWNHU SDEOFGRAVEL GRAVEL 18-24' 00 •716 GRAVE. •1-114'DRMROCIC lyl11WYABOVE _ �� Q 'PEA GRAVEL RE87RC7NELAYER ,O ' • EZ-LAY.ETC. SLO�IPERFOiiA7Ep RESTRIC7NE C $ fCORRUCAIED PPE /�A 112026 MASON COUNTY ENVIRONMEN L HEALTH PPE N BOTTOU OF TRENCH—] J rr LICENSED DESIGNER LXONL.5 oa,fot ® 1250SR & 1250SR-HW 116" ----- T i 2" 36" I I I II I EI' 24" TOP VIEW ___ LLJ nd •(V f``i �3 A ('4 ��rr�,�?p'y' P' (} U'Lb JUN I I 21r''F7Ghu7';'S'. ��' �' �` MASON COUNTY ENVIRONM ITA FA �`I=� ,y 24' ORENCO TANK ADAPTERS T� 2. ;v E WAITS' 4' CAST-A TCCEN FD DESIGNER /�'� 4' PVC BAFFLE 4,. -� 64" FLOOD CAP. 103® GALS. FLOOD CAP. 55-1/2 a04 GAL$. 52-1/2" 30' 2-1/2" � '•- 3" APPROX. WEIGHT 1 1 ,000 LBS. 'l Installation Notes Gravity System 22104-41-50020 711 E Benson. Ridge Rd 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. 2. Observation ports to be installed on both ends of laterals 3. Gravel based drainfield required 4. Install system during dry weather with acceptable soil conditions 5. Keep wheeled vehicles off the drainfield area before, during and after installation. Tracked equipment only 6. 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. 7. Curtain drains can be no closer than 10' upgradient and 30' down gradient of the drainfield 8. Exposed restrictive layers, cuts, banks, etc. can be no closer than 50' downhill from the drainfield. 9. Install access risers on the septic tank, D-box and observation ports. 10. Make sure septic tank risers are epoxied or caulked to cast in riser rings on tank. 11. Lids must form a water and gas tight seal with the access risers 12. Install effluent filter at the septic tank outlet. 13. This system must be installed by a Mason County Certified Installer. 14. Deviation from this design without prior approval from the designer and Mason County Health Department will make this design null and void. 15. 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. 16. Install laterals or bed with contour of the ground 17. Install trench bottoms level and always maintain a minimum of six inches into native soil 18. Filter fabric required over drain rock prior to backfllling. If the In rack-extends above the original grade, run the filter fabric at least 2 Inches the trench wall O`,' CI' E WAITS : fi ! LIGi`.';FD DECIGNER System Owner Responsibilities: 1. Operation and Maintenance is required by Washington State Department of Health and Mason County Health Department. 2. The septic tank should be pumped every three to five years or as needed. 3. System owners are responsible for having maintenance performed every three years as per WAC246-272A. 4. System owners are responsible for responding to septic issues in a timely manner. 5. System owner agrees to read and abide by information regarding their system in the User Manual provided by Mason County Public Health. 6. Keep the flow of sewage at or below the approved design operating capacity. 7. Keep waste strength at residential waste strength parameters. 8. Spread loads of laundry through the week. 9. Do not use excessive bleach or detergents with added whiteners. 10. Do not shower, do laundry and dishwasher at the same time 11. Antibiotics can kill or impair the biological process in the septic tank. 12. Leaky plumbing can hydraulic overload your on-site septic system. LICENSED DEFIGNER ` L KPIFLS U51101