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HomeMy WebLinkAboutSWG2022-00435 - SWG Application / Design - 8/4/2022 415 N 6TH STREET,SHELTON,WA 98584 MASON COUNTY SHELTON:360-427-9670,EXT 400 ill r COMMUNITY SERVICES BELFAIR:360-275-4467,EXT 400 ELMA:360-482-5269,EXT 400 Building,Planning,Environmental Health,Community Health FAX:360-427-7787 On-Site Sewage System Permit: SWG2022-00435 APPLICANT DUBOIS ET AL ROBIN Phone: Address: PO BOX 2297 SILVERDALE, WA 98383 OWNER DUBOIS ET AL ROBIN Phone: Address: PO BOX 2297 SILVERDALE, WA 98383 SEPTIC DESIGNER Adam Hunter-Jim Hunter and Phone: 360-753-1226 Associates Address: PO BOX 162 OLYMPIA, WA 98507 Site Address: 211 E DURAMEN TRAIL Primary Parcel Number: 321231150020 Permit Description: New four bdrm-shallow pressure trench Permit Submitted Date: 08/04/2022 Permit Issued Date: 08/19/2022 Issued By: Luke Cencula Current Permit Fees Paid: $500.00 (additional fees may be required upon installation of system). Permit Expiration Date: 08/25/2025 (based 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 Drain field installation not to exceed designed upslope (6-8') and downslope depth (6-8') specified on design form. Minimum 6"appropriate cover material required. 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. 7 Horizontal setbacks per WAC246-272A-0210 must be maintained, unless prior approval is obtained 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: www.co.mason.wa.us/health/environmentallonsiteloss-inspection-request.php or call: 360-427-9670, extension 400. OFFICIAL USE ONLY TI-ICCI3 Sat MASON COUNTY PUBLIC HEALTH DATERECEVE SBAONSITE SEWAGE SYSTEM APPLICATION AMOUNT RECEIVED 41°. 415 N 6th Street,(Bldg 8) Shelton WA,98584 -- 0 0 M cn Shelton:360-427-9670 ext 400 Belfair:360-275-4467 ext 400 vc C` O o J V V 73 Z fA Z D APPLICANT PHONE D DAVID STEBOR 360-509-5312 m m MAILING ADDRESS-STREET.CITY,STATE.ZIP CODE m PO BOX 2297 SILVERDALE WA 98383 3 SITE ADDRESS-STREET,CITY,ZIP CODE W 211 E DURAMEN TRAIL SHELTON WA 98584 m NAME OF DESIGNER PHONE ADAM HUNTER 360-753-1226 Ic,, NAME OF INSTALLER PHONE �-+ TBD CHECK ALL APPLICABLE ITEMS DRINKING WATER SOURCE (' C I)5 ▪ NEW CONSTRUCTION ❑ f/) RV HOLDING TANK ONLY � PRIVATE INDIVIDUAL WELL ❑ REPLACEMENT SYSTEM ❑ INSTALLATION PERMIT ONLY 0 PRIVATE TWO-PARTY WELL Z ❑ TABLE 9 REPAIR 0 SINGLE FAMILY ❑ COMMUNITY/PUBLIC WATER SYSTEM V ❑ TANK(S)ONLY 0 COMMERCIAL SYSTEM NAME: 1 ❑ UPGRADE TO EXISTING ElOTHER: BEDROOMS LOT SIZE ❑ EXISTING FAILURE "Record Drawing required 4 8.48 W for all Installations" r DIRECTIONS TO SITE-BE SPECIFIC AND ADVISE OF ANY NEEDED INFORMATION FOR ACCESS(ex.locked gale) O n I MASON LAKE RD PAST LAKE LIMERICK TO A LEFT AT DURAMEN TRAIL TO FIRST x Is DRIVE ON THE LEFT. IC t-o I0 I5U SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS IC OFFICIAL USE ONLY BELOW THIS LINE -- - - - _ UPGRADE/FAILURE SOURCE(for reporting purposes) ❑VOLUNTARY ❑MAINTENANCE/PUMPING O BUILDING PERMIT El HOME SALE ['COMPLAINT ❑OTHER: INSPECTOR SOIL LOGS COMMENTS I CONDITIONS ›,...e.... 5 to..)(0')c)t.1 - ao 3—1' SOIL CODES: V=VERY G=GRAVELLY S=SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS INSPECTOR SIGNATURE DATE APPLICATION EXPIRATION DATE APPLICATION APPROVED BY DATE 1 I s ) 'Y5 41'9In- THIS FORM MAY BE SCANNE D AND AVAILABLE FOR PUBL C VIEW ON THE MASON COUNTY WE REVISED 1Z/7/2015 DESIGN FORM—PAGE ONE Assessor's Parcel Number:3 _a3-- _IA -- 5 0 A2,.a 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 Permit Number: SWG ?Vl '7 ) 60 N35 Designer's Name: ADAM HUNTER Applicant's Name: DAVID STEBOR Designer's Phone Number: 360-753-1226 Mailing Address: PO BOX 2297 PO BOX 162 Designer's Address: SILVERDALE WA 98383 OLYMPIA WA 98507 City State Zip City State Zip DESIGN PARAMETERS Cc,‘..6,, Treatment Device tVED ❑Glendon Biofilt ❑S r 0 Mound ❑Sand Lined Drain iOe ❑Aerobic Unit Make/Model 0 Disinfection Unit M her: O Pressure G''Trenchfield Type 0 AUG O �N�P-N0 Sub Surface Drip ❑Gravity �V1R Septic Tank/Drainfield Specifications s ON u t.1c terals Number of Bedrooms 4 Schedule/Class SCH40 Daily Flow:Operating Capacity 360 gpd Length 50 ft Daily Flow:Design Flow 480 gpd Diameter 1.25 in Septic Tank Capacity 1200 gal Number 4 Receiving Soil Type(1-6) 3 Separation 10 ft Receiving Soil Appl.Rate 0.8 gpd/ft2 Orifices 1 Required Primary Area 600 ft2 Total Number of Orifices 68 Designed Primary Area 600 ft2 Diameter 3/16 in Designed Reserve Area 600 ft2 Spacing 36 in Trench/Bed Width 3 ft Manifold Trench/Bed Length 200 ft Schedule/Class SCH40 Elevation Measurements Length 32 ft Original Drainfield Area Slope 0 % Diameter 2 in New Slope,If Altered Preferred manifold configuration used? O'Yes 0 No Depth of Excavation Up-slope 6-8 in Transport Pipe from Original Grade Down-slope 6-8 in chedule/Class SCH40 Designed Vertical Separation in Length 300 ft Gravelless Chambers Required? 0 Yes orNo 0 Optional Diameter 2 in Pump Required? Eyes 0 No Dosing and Pump Chamber Pump/Siphon Specifications Number of doses/day 6 Difference in Elevation Between Pump Shutoff and Uppermost Dose quantity 80 gal Orifice 6.8 ft Chamber Capacity 1200 gal Uppermost Orifice It Higher 0 Lower than Pump Shutoff Pump controls:Please check those required. Capacity @ Total Pressure Head 39.860 gpm Vfimer ®`Elapse Meter 'Event Counter Calculated Total Pressure Head 17.501 ft If Timer: Pump on 80 GAL ,pump off 4 HRS Comments NO NEW TEST HOLES, USING ORIGINAL SOIL LOGS AND SANITARIAN NOTES FROM 2017 DESIGN FORM—PAGE TWO Assessor's Parcel Number:3 1? 3-- IL -- i,s2 L- c) Permit Number: SWG b-})--CC t5S DESIGN CHECKLISTS Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch Test hole locations ' Drainfield orientation and layout Reference depth from original grade: 12( Soil logs 121 Trench/bed dimensions and Ed Septic tank 12i Property lines critical distances within layout Ed' Drainfield cover a Existing and proposed wells E' D-Box/Valve box locations Reference depth from original grade within 100 ft of property 0' Septic tank/pump chamber and restrictive strata: 12 Measurements to cuts,banks,and locations a Laterals, trench/bed,top and surface water and critical areas 0' Observation port location bottom 12 Location and orientation of 0' Clean-out location 0 Curtain drain collector curtain drain and all absorption f Manifold placement 0 Sand augmentation components a Orifice placement Other cross-section detail: 0' Location and dimension of Observation ports/clean-outs g Lateral placement with distance primary system and reserve area to edge of bed g Other Information 0' Buildings 11 Audible/visual alarm referenced Yes No • Direction of slope indicator 0' Scale of drawing shown on scale 0 E Design staked out 0' Waterlines bar 0 0 Recorded Notices attached II Roads,easements,driveways, 0 0 Waiver(s)attached parking 0' 0 Pump curve attached 0' North arrow and scale drawing 0 0 Evaluation of failure shown on scale bar Non-residential justification ❑ ❑ Waste strength ❑ ❑ Flow DESIGN APPROVAL The undersigned designer must be of ed b installer at time of installation 111t Yes 0 No 8/4/22 f Designer Date The undersigned has reviewed this des on behalf of Mason County Public Health and determined it to be in compliance with state and local on-site regulations: bbbb ,447r)" vironmental Health Specialist ate 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: I 17�7'S ✓ site conditions have not been altered to adversely affect conditions of de ign 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 PAGE 1 MASON COUNTY HEALTH DEPARTMENT ON-SITE SEWAGE DISPOSAL SYSTEM DESIGN SITE#: PARCEL#: 321231150020 DATE SUBMITTED: 08/04/22 LEGAULOT#: LLS 11-30 LOT 2 SUBMITTED BY: ADAM HUNTER APPLICANT: DAVID STEBOR ADDRESS PO BOX 2297 SILVERDALE,WA 98383 I.CALCULATIONS NUMBER OF BEDROOMS= 4 RESIDENTIAL GPD FLOW= 480 IF NON-RESIDENTIAL-GPD FLOW WILL BE AS FOLLOWS: GPD= APPLICATION RATE= 0.8 GPD/FT2 REDUCTION=LEAVE BLANK IF NOT USED DRAINFIELD SIZING ABSORPTION AREA= 600 FT2 TRENCH LENGTH OR BED CONFIG.= 4-50FT TRENCHES II.WATERPROOF SEPTIC TANK COMPOSITION AND SIZE= 1200 GAL.CONCRETE INEW OR EXISTING= NEW III.DRAINFIELD CROSS SECTION DEPTH TO DRAINROCK BOTTOM= 0'-8" ROCK DEPTH BELOW PIPE= 0'-6" SEPARATION FROM TRENCH BOTTOM TO IMPERMEABLE MATERIAL/SEASONAL SATURATION= >2'-0" FILL DEPTH= 1'-0" TRENCH WIDTH= 3'-0" IV.PUMP REQUIREMENT DOSING VOLUME IN GALLONS= 80 NUMBER OF DOSES PER DAY= 6 V.PRESSURE CALCULATIONS USING = 40 •RIFICEPIPE DP = 3/16 ..,4 .041 40 la 1 7/25/22 ppPROV r�: J�,:,.,w.t., ;.`- 1 tI. , AUK1g 20 zit z 22 A� \O� • v1 `- '> .o, e Ii • StJ,st2 -n;.1. i`. ADAM /, , %SOHCOU EL•aC NN k��-5_C`S`.Y'W�T.S.S.u`c`Ci. A 24 PAGE 2 LATERAL#1= SQUIRT HEIGHT(FT)= 2.00 (NOTE(1):ORIFICE DISCHARGE RATE=(11.79)X(ORIFICE DIAMETER)SQ2 X SQ ROOT OF(TOTAL PRESSURE HEAD) ORIFICE DISCHARGE RATE= 0.58618 LATERAL LENGTH IN FEET= 50.00 ORIFICE SPACING= 3'0" DISTANCE FROM END CAP= 1'0" NUMBER OF HOLES= 17 LATERAL DISCHARGE RATE= 9.965 LATERAL#2= SQUIRT HEIGHT(FT)= 2.00 ORIFICE DISCHARGE RATE= 0.58618 LATERAL LENGTH IN FEET= 50.00 ORIFICE SPACING= 3'0" DISTANCE FROM END CAP= 1'0" NUMBER OF HOLES= 17 LATERAL DISCHARGE RATE= 9.965 LATERAL#3= SQUIRT HEIGHT(FT)= 2.00 ORIFICE DISCHARGE RATE= 0.58618 LATERAL LENGTH IN FEET= 50.00 ORIFICE SPACING= 3'0" DISTANCE FROM END CAP= 1'0" NUMBER OF HOLES= 17 LATERAL DISCHARGE RATE= 9.965 LATERAL#4= SQUIRT HEIGHT(FT)= 2.00 ORIFICE DISCHARGE RATE= 0.58618 LATERAL LENGTH IN FEET= 50.00 ORIFICE SPACING= 3'0" DISTANCE FROM END CAP= 1'0" NUMBER OF HOLES= 17 LATERAL DISCHARGE RATE= 9.965 LENGTH DIAMETER FLOW FRICTION LOSS SECTION (FT) (IN) (GPM) (FT) AB 300.00 2.00 39.860 7.908 BC 1.00 2.00 19.930 0.007 CD 30.00 2.00 9.965 0.061 DE 50.00 1.25 9.965 0.724 TOTAL= 8.701 ""TOTAL HEAD LOSS '" 1)FRICTION LOSS THROUGH SYSTEM= 8.701 '� 2)ELEVATION DIFFERENCE = 6.800 •I - "4► ' 3)RESIDUAL = 2.000 7/25/22 TOTAL= 17.501 • :o wary •� APPROVED , -•.• ••� s;oualz .7. 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