HomeMy WebLinkAboutSWG2024-00279 - SWG Application / Design - 6/20/2024 (2) SHELTON,WA
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MASON COUNTY 415NBTHELTON: , 0427-97 ,EXT 400
SHELTON:360-2759 70,EXT 400
BELFAIR:360-275-4487,EXT 400
Public Health & Human Services ELMA:360A82-5269,EXT 400
FAX:360427-7787
On-Site Sewage System Permit: SWG2024-00279
APPLICANT VAN VEEN ARTHUR Phone:
Address: PO BOX 662 SHELTON,WA 98584
OWNER VAN VEEN ARTHUR Phone:
Address: PO BOX 662 SHELTON,WA 98584
SEPTIC DESIGNER CINDY WAITE* Phone: 360-701-0205
Address: 80 E Pickering Lane SHELTON,WA 98584
Site Address: 2381 E TIMBERLAKE WEST DR
Primary Parcel Number: 220185300019
Permit Description: Table 9 repair 2bd pressure bed-REVISION
Permit Submitted Date: 0612M024
Permit Issued Date: 0612512024
Issued By: Rhonda Thompson
Current Permit Fees Paid: $1,135.00 (addblonBI reel may be re4alred upon InsMiauon of a,sNn),
Permit Expiration Date: 06/2412025 (based on dare of,nwp .n)
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department sta6per Mason County Title 17.
2 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
3 Drainfield installation not to exceed designed upslope and downslope depth specified on
design form.
4 Installer is responsible for obtaining Mason County installation approval prior to backfill of
system components.
5 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to
backll of system components.
6 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF OSS.
PROPERTY OWNERS ARE RESPONSIBLE FOR DETERMINING AND MARKING ALL PROPERTY LINE AND EASEMENT LOCATIONS.
THIS PERMIT MAY BE REVOKED IF THE SITE CONDITIONS HAVE CHANGED SINCE THE SITE WAS INSPECTED AND DESIGN APPROVED.
FINAL INSTALLATION APPROVAL IS REQUIRED PRIOR TO TEMPORARY OR FINAL OCCUPANCY OF ANY RELATED STRUCTURES.
For Final Inspection visit: masoncountywa.gov/health/environmentaYonsiteloss-inspection-request.php or call:
360.427.9670,extension 400.
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ON-SITE SEWAGE SYSTEM APPLICATION AN (�A]f
APPLICT A
ARTHUR VAN VEEN 360-464-5275
uw111NGMDRESS STREET CNY STATE V-COOE
PO BOX 662 SHELTON WA 98584
SIT SS-STNEET CIll"'CODE
2381EE TIMBERLAKE WEST DR SHELTON WA 98584 ro
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NAME OF OFYIIiNEA PHONE I N
CINDY WAITE 360-701-0205
NAME OF INSTALLER 'iONL O I O
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WRESIDENTWLOSS FICOMMUNfi1'OSS I.ICOMMERCIAL OSS O PRIVATE INDIVIDUALWELL *111ATET -PARTYiVELL Z Ico
TYPE OF WORN(nP'ectw+A PUBLIC VMTER SYSTEM TIN.EXLAPES W$ I
fTNEWCONSTRUCTION;UPGRADES rW REPAIR I REPLACEMENT FR OFTAnS uvr•:rno n+u.nN% TABLE I%REPAIR I01
SUBMITTALS ❑ SURFACINGSEC.AGE Ed EXISTING FAILURE O SHORELINE m
DESIGN FORM(REOUIRED) CKSEPTIC DESIGN(REOUIREDI Nl ONCSaS Ica A, r ICA)
r7 VA IVER(S)OFAPPLICABLE) 2 I 60'X200' ! '
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GO INTOLTIMERLAKES(TIMBERLAKES DR), TURN LEFT ONTO TIMBERLAKES DRIVE I I o
W, ADDRESS IS ON THE RIGHT SIDE OF THE ROAD, SOIL LOGS ARE ON THE ROAD r I o
SIDE OF THE RESIDENCE. IV ILI
91TEMDST�f FY60FO FRONYA "A...MTNp[S MUSIMPLAGGF01N.TESTxaENNIERa I ED
UPGRADEI F.A URE SOURCE N�,NVOq PI I:
OVOLUNTARY OMAINTENANCEIPUMPING 13BWLDINGMRMII ❑HOMESALE ❑COMPLANFT OOTMR
INSPECTOR SOIL LOGS ::'AIAFNTS rF4NORNMA
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=VERY G=GNAVEaV 5=5ANL L-LOAM Si=S'iT f.:C.I AV %TRFAILIV V-NI:OIfi RFOUIItIUFOR TENLA^PROYAL
INSPEPUR S1GxA1uNE DATE APR IWl".WIRAT]N OA'F APPI CdT CW,NPRFWEM ISSLEU BY DATE
THIS FORM MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTYWEBSITE RFV SIFT V<:C•5
DESIGN FORM—PACE ONE Assessor's Parcel Number: 2 2 0 1 8 — 5 3 — 0 0 0 1 Q,
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 ba canned and available for public vises on the Mason County Web site.Marimuln paper see: 11"X 17"
PARCEL IDENTIFICATION
Permit Number: SWG�A7t� CJd 7 G Designer's Name: CINDY WAITE
Applicant's Name: ART HUR VAN VEEN Designer's Phone Number: 360-701-0205
Mailing Address: PO BOX$62 Designer's Address: 80 E PICKERING LANE
SHELTON WA aa58a SHELTON WA ON"
city State zip City State _ Zip
_ DESIGN PARAMETERS
Treatment Device
❑Glendon Biohlter ❑Sand Filter ❑ Mound ❑Sand Lined Drainticld ❑Recirculating Filter.Type:
❑Aerobic Unit MekrJModel ❑ Disinfection Unit Make/Modcl Other:
Drainfreld Type
❑Gravity gd Pressure ❑Trench Sf Bed O Sub Surface Drip
Septic Tank/DrainPeld Specifications Laterals
Number of Bedrooms 2 Schedule/Class SCHEDULE40
Daily Flow:Operating Capacity 180 gpd Length 30 ft
Daily Flow: Design Plow 240 gpd Diameter 1.25 in
Septic Tank Capacity(working) 1200 gal Number 3
Receiving Soil Type(1.6) 3 Separation 3 ft
Receiving Soil Appl. Rate .8 gpd/ft' Orifices
Required Primary Area 300 ftt Total Number of Orifices 24
Designed Primary Area 300 ftr Diameter 3/16 in
Designed Reserve Area 300 ft2 Spacing 48 in
TrencIJBed Width 10 ft Manifold
Trench/Bed Length 30 ft Schedule/Class
Elevation Measurements Length ft
Original DrainOeld Area Slope 10 / Diamete in
New Slope,If Altered 10 % Prefe ma Id configuration used? O Yes lifNo
Depth of Excavation Uaslaie SEE PAGE#5 in - � Transport Pipe
from Original Grade SEE PAGE#5 in S SCHEDULE 40
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Designed Vertical Separation 24 in It 45 ft
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Gravelless Chambers Required? ❑Yes ElNo ❑Optional to ' �¢ 2 in
Pump Required? 1f Yes ❑No 49 c se E I N Uoain ad Pump Chamber
Pump/Siphon Specifications Number•oMses/day 4
Diff. in Elevation Between Pump& Uppermost Orifice 10 it Dose quantity 45 gal 'r
Drainfreld Squirt Height/Selected Residual(head) 2 g Chamber Capacity(Flood) 1200 gal I�{D
Uppermost Orifice Sf Higher O Lower than Pump Shutoff Pump controls: Please check those required.
Capacity Q Tom] Pressure Head 14.16 glint fifTimer rs(€lapse Meter Sf Event Counter
Calculated Total Pressure Head 12.07 R If Timer: Pump on ,Pump off
Comments
CONCRETE TANKS REQUIRED,GRAVEL BASE DRAINFIELD REQUIRED, SLEEVE TRANSPORT LINE UNDER THE DRIVEWAY,
PROPERLY DECOMMISSION EXISTING SEPTI TANK. SET PUMP CONTROLS AT TIME OF INSTALLATION.
DOSE SYSTEM AT 180 GPD.WATERLINE MAY NEED TO BE REROUTED OR SLEEVED.
i
DESIGN FORM—PAGE TWO Assessor's Parcel Number:2 2 0 1 8 — 5 3 -- 0 0 0 1 9
----- -- -----
Permit Number: SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
lid Test hole locations Z Drainfield orientation and layout Reference depth from original grade:
21 Soil logs R1 Trench/bed dimensions and fd Septic tank
id Property lines critical distances within layout 19 Drainfield cover
❑ Existingand proposed wells ❑ D-Box/Valve box locations
P Po Reference depth from original grade
within 100 ft of Property lid Septic tank/pump chamber and restrictive strata:
❑ Measurements to cuts,banks,and locations 10 Laterals,trench/bed,top and
surface water and critical areas 19 Observation port location bottom
❑ Location and orientation of ❑ Clean-out location ❑ Curtain drain collector
curtain drain and all absorption ❑ Manifold placement ❑ Sand augmentation
components ❑ Orifice placement Other cross-section detail:
QI Location and dimension of Do Z Lateral placement with distance F0 Observation ports/clean-outs
primary system and reserve area to edge of bed
lid Buildings Other Information
Ed Audible/visual alarm referenced Yes No
19 Direction of slope indicator 21 Scale of drawing shown on scale 11 ❑ Design staked out
41 Waterlines bar ❑ ❑ Recorded Notices attached
m Roads,easements,driveways, ❑ ❑ Waiver(s)attached
parking ❑ ❑ Pump curve attached
A North arrow and scale drawing ❑ ❑ Evaluation of failure
shown on scale bar Non-residential justification
❑ ❑ Waste strength
❑ ❑ Flow
i DESIGN APPROVAL
The undersigned designer must be not tad+by installer at time of installation Id Yes ❑ No
?J. ..1 A4 -7� Je 1 2s2J
Signatu fDesigner —fDnte f
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 re ulations:
Environmental Health Spdbialist Date
CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING CONDITION:
✓ The design is stamped"Approved"by Mason County Public Health. n U
✓ The Onsite Sewage Permit has not expired,the Permit Expiration Date is: [/ 6
✓ 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.
Updated Date: 12/72015
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ORIFICE SPACING
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Lateralh Length Length Orifice I istance from Distance from end Len th#
# jFeetl Inches Spacing" Orifices feeder line of end of lateral
1 30 360 48-8 1.5 0.5 30
2 30 360 48 8 0.5 1.5 30
3 30 360 48 8 1.5 5 34.5
90 24 92
TRANSLENGTH
GPM 14.16
K 12"SCHEDULEN 40 284.5
FRICTION LOSS 0.0777043
S uirt 2
Elevation difference 110
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Installation Notes APPROVED
Pressure Distribution System: AUG 08 2024
Y MASON COUNTY ENVIRONMENTAL HEALTH
2381 E Timberlake West Dr. 22018-53.00019 RET
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. This is a repair system. Not accepting effluent.
3. Gravel based drainfleld required
4. Concrete tanks required
5. Sleeve transport line under driveway
6. Set pump controls at time of install, 180GPD
7. Waterline may need to be rerouted or sleeved
8. Sand augment stump holes with C-33 sand.
9. The tanks may be moved as necessary to accommodate building requirements. Septic
tank location must meet all required setbacks.
10. Keep wheeled vehicles off the drainfleld area before, during and after installation.
Tracked equipment only,
11. All ground, surface water and roof drains must be diverted away from the septic tanks
and drainfleld. 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.
12. Curtain drains can be no closer than 10' upgradient and 30' down gradient of the
drainfield
13. Exposed restrictive layers, cuts, banks, etc. can be no closer than 50' downhill from the
drainfeld.
14. Install access risers on the septic tanks, valve box and ends of laterals.
15. Make sure septic tank risers are epoxied or caulked to cast in riser rings on tank.
16. Lids must form a water and gas tight seal with the access risers.
17. Install effluent filter specified in this design at the septic tank outlet.
18. This system must be installed by a Mason County Certified installer.
19. Deviation from this design without prior approval from the designer and Mason County
Health Department will make this design null and void.
20. 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.
21. Install laterals with contour of the ground.
22. Install trench bottoms level and always maintain a mini f six inches into native
soil..
j 23. Install threaded clean outs at the ends of all laterals m xtend to within six
73 inches of finish grade and be in a valve box as sho `q,A c
24. Install audio/visual alarm. �4 p
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25. Filter fabric required over drain rock prior to backfilling. If the drain rock extends above
the original grade, run the filter fabric at least 2 inches down the trench wall.
System Owner Responsibilities:
1. Operation and Maintenance is required by Washington State Department of Health and
Mason County Health Department.
2. The septic tank and pump tank should be pumped every three to five years or as
needed.
3. System owners are responsible for having maintenance performed annually.
4. System owners are responsible for responding to septic issues in a timely manner.
5. System owners shall not at any time change or alter settings in the control box.
6. System owner agrees to read and abide by information regarding their system in the
User Manual provided by Mason County Public Health.
7. Keep the flow of sewage at or below the approved design operating capacity.
8. Keep waste strength at residential waste strength parameters.
9. Spread loads of laundry through the week.
10. Do not use excessive bleach or detergents with added whiteners.
11. Do not shower, do laundry and dishwasher at the same time
12.Antibiotics can kill or impair the biological process in the septic tank.
13. Leaky plumbing can hydraulic overload your on-site septic sysff��jerp�n R O V E D
F'AAUG 08 2024
MASON COUNTY ENVIRONMENTAL HEALTH
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