HomeMy WebLinkAboutSWG2024-00095 - SWG Application / Design - 3/11/2024 LTON,
WA
5114
MASON COUNTY I16NBSHELTON: ,SME7-967 ,EXT 400
SHELTON:360-02]-98]0,EXT 400
BELFAIR:360-275-0467,EXT 400
Public Health & Human Services ELMA:360482-5269.EXT 400
FAX:360-427-7787
On-Site Sewage System Permit: SWG2024-00095
APPLICANT ISLAND LAKE ENTERPRISES LLC Phone:
Address: P O BOX 1473 SHELTON,WA 98584
OWNER ISLAND LAKE ENTERPRISES LLC Phone:
Address: P O BOX 1473 SHELTON,WA 98584
SEPTIC INSTALLER MANKE EXCAVATING LLC Phone: (360)490-0791
Address: 1909 PATTERSON ROAD SHELTON,WA 98584
SEWAGE DESIGNER DALE TAHJA-Septic Designer Phone: 360-426-5940
Address: 2450 W DEEGAN ROAD WEST SHELTON,WA 98584
Site Address: 1054 E Island Lake Dr
Primary Parcel Number: 420014190043
Permit Description: 3-bedroom pressure system with sand lined bed
Permit Submitted Date: 03/11/2024
Permit Issued Date: 0311812024
Issued By: David Anderson
Current Permit Fees Paid: $805.00 (additional fees may be required upon Installation of system).
Permit Expiration Date: 03/1512027 (baud on date of nspedlon)
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department staffper 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 DesignenEngineer installation approval prior to
backfill of system components.
6 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for
Anal installation approval.
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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.
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----OFFICIAL USE ONLY
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MASON COUNTY
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ON-SITE SEWAGE SYSTEM APPLICATION
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Island Lake Enterprices LLC (252) 888-9073 c
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P.O. Box 1473 Shelton WA 98584 a
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NAMEOFOESIONEft RILNE I N
Dale L. Tahja (360) 426-5940
NAME OFINSTALLEA FHOME v ICJ
Menke Excavating LLC (360) 426-0834
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PENMRTYPE(wbToml DMWYNf VMTER SOURCE
® C�RESIDENTALOSS WCOMMUNITYOSS 5COMMERCIALOSS IMPRIVATEINDIVIDUALWEl1 t.DPRMTETYpPARTYW $ IJ
TYPE OF YUHN(wNGaM) M PUBLIC WATER SYSTEM 1
KINEWCONSTRUCTIONWPGRADES 51REPAIR/REPLACEMENT OTIwR OEfAxb(slmMRweppy) ❑TABLED(REPAIR I IA
ava AX ❑SURFACINGSEWAGE ❑MSTINGFAILURE WSHOREUNE 93
WC�.D'E''SIGN FgtM(REDUIREO) ILIacPIIC DESIGN(REQUIRED) BEDROOMS LOVE r
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INS PE NaYNTURE DATE ADP TY.}N'E%PIMip�WTE� APFLI AFPROVEWISSU®BY �� DATE
THIS FO MAY BE SCANNED AND AVAILARLEFOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE 3 REVISSEE•DDIIWWL
DESIGN FORM—PAGE ONE Assessor's Parcel Number: 4 2 0 0 1 — 4 1 — 9 0 0 4 3
A design will be reviewed when 33 miles of each of the following are submitted:
•Completed design form that has been signed and dated. v Scaled layout sketch,including all applicable items on checklist
•Scaled plot plan,including all applicable items on checklist. I Cross-section sketchy including all applicable items on checklist.
Thy fount may be canned and ewlleble for sic view on the Mason Web aita.Madmum r size: 11"X 17"
KPermit Number: a SWG:Qg •CAB lr'ci Designer's Name: Dale Tahia
Applicant's Name: island Lake Enterpnrss LLC Designer's Phone Number: (360)4265940
!u'Mailing Address:
P.O.Box 1473 Designer's Address: 2450 W Deegan Rd W
Shelton WA saw Shelton WA 911584
cityState 2i C' State Zi
DESIGN P ,=v €x
Treatment Device
❑Glendon Biofiher 0 Sand Filter 0 Mound 5KS®d Laced Dmin&M 0 Recirculating Filter,Type:
❑Aerobic Unit Make Model ❑Disinfection Unit Make/Model Other:
Drainfield Type
❑Gravity Ef Pressure ❑Trench dBed ❑Sub Surfiux Drip
Septic Tank/Draimfield Specifications Laterals
Number of Bedrooms 3 l Schedule/Class Son.40 /
Daily Flow.Operating Capacity 270 ✓ gpd Length 39 / it
Daily Flow:Design Flow 360 / gpd Diameter 1.25 in
Septic Tank Capacity(working) 1,250 gal Number 3
Receiving Soil Type(1-6) 1 _ Separation 3 It
Receiving Soil Appl.Rate 1.0 gpd1fe Orifices
Required Primary Area 360 ft' Total Number of Orifices 60
Designed Primary Area 360 IV Diameter 1/8 in
Designed Reserve Area 360 112 Spacing 24 in
TreachBed Width 9 ft, Manifold
TrenchlBed Length 40 ft Schedule/Class Sell.40
Elevation Measurements Length 6 a
Original Drainfield Area Slope 0 % Dhinivor 1.5 in
New Slope,If Altered 0 % Preferred manifold configuration used? O Yes 66No
Depth of Excavation UPwWe 46 in Transport Pipe
from Original Grade mw Jop 46 in 7(, Schedule/Class Sch.40
Resigned Vertical Separation 24 in Length 80 ft
Gravelless Chambers Required? ❑Yes 16 No 0 Optional Diameter 1.5 in
Pump Required? Id Yes 0 No Dosing and Pump Chamber
Pump/Siphon Specifications Number of doses/day 4
Diff.in Elevadw Between Pump&Uppermost Orifice 15 ft Dose quantity 67.5 gal
Drainfield Squirt Height/Selected Residual(head) 6 it Chamber Capacity(flood) 1,ollo7— gal
UppermostOrifice Higher ad Lower then Pump Shutoff
Pump controls:Please check those required.
Capacity
@Total Pressure Head 30 gpm RITImen. GdElepse Meter Even[Counter
CalculaudTotal Pressure dead 25 it If Timer: Pump on 2.5 min pip off 5hm 57.5 min
Comments
DESIGN FORM—PAGE TWO Assessor's Parcel Number:4 2 0 0 1 — 4 1 — 9 0 0 4 3
Permit Number: SWG
DESIGN G"GKIdSTB
Scaled Plot Plan Scaled Layout Sketch Cress-Section Sketch
5d Test hole locations 0 Drainfield orientation and layout Reference depth from original grade:
m Soil logs lid Trench/bed dimensions and 9 Septic tank
21 Property lines
critical distances within layout 9 Drainfield cover
EdExisting and proposed wells Rl D-BoxNalve box locations Reference depth from original grade
within 100 ft of property Ed Septic tank/pump chamber and restrictive strata:
m Measurements to cuts,banks,and locations 69 Laterals,trench/bed,top and
surface water and critical areas 19 Observation port location bottom
IZ Location and orientation of 19 Clean-out location ❑ Curtain drain collector
curtain drain and all absorption Rf Manifold placement E9 Sand augmentation
components 19 Orifice placement Other cross-section detail:
0 Location and dimension of Ed Lateral placement with distance 56 Observation ports/clean-outs
primary system and reserve area to edge of bed Other Information
ig Buildings Id Audible/visual alarm referenced Yes No
lid Direction of slope indicator 16 Scale of drawing shown on scale d ❑Design staked out
m Waterlines bar ❑ ❑Recorded Notices attached
IA Roads,easements,driveways, ❑ ❑ Waiver(s)attached
parting E9 ❑Pump curve attached
m North arrow,and scale drawing ❑ ❑Evaluation of failure
shown on scale bar Non-residential justification
❑ ❑ Waste strength
❑ ❑Flow " _*
}DES"APPROVAL, . ..
The undersigned designer��t\be notified rat time of installation �Yges ❑ No MAR 18 2024
�I�4F— ...1i -riSON COpN
Signature of Designer
Date MENTAL EALTH
The undersigned has reviewed this design on behalf of Mason County Public Health
compliance with state and local on-s' ations:
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Environmental Health S} cialist Date
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CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING COND V
✓ The design is stamped"Approved'by Mason County Public Health. , „ r_
✓ The owite Sewage Permit has not expired,the Permit Expiration Date is: 74a
✓ 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 re uired.
This farm maybe scanned and available for public view on the Mason county Web site. Date: 1217/2015
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MAR 18 2024
MASON COUNTY ENVIRONME' AL HEALTH
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290lSERIES
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•211048eriae Cord Long r FIslo 130
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Installation/Maintenance
Pressure Distribution/Bed Systems
1. Install bed bottom level and in contour with the ground.
2. Install drainfield during dry weather and soil conditions.Any soil smearing must be
eliminated by hand raking any areas that get smeared.
3. Install audio/visual high-water alarm.
4. Install effluent filter in septic tank outlet or pump vault with 1/16-inch maximum
filtration mesh size.
5. Install check valve in pump outlet line to prevent back-flow into the pump chamber.
6. Install 1/9-inch orifices on 24 inch centers. Install the orifices pointing straight down
(6:00 o' clock).
7. Divert all storm water run-off away from septic system components.
8. No curtain (french) drains allowed within loft. of the up-slope edge of the drainfield and
reserve area.
9. No curtain(french) drains allowed within 30ft. of the down-slope edge of the drainfield
and reserve area.
10.Have the septic tank and pump chamber pumped or inspected every 3 to 5 years.
11.Inspect and clean pump screen as needed.
12,Inspect floats and test high water alarm every 6 to 12 months or as needed.
13.All material and workmanship must meet County and State requirements.
14.Install risers on septic tank and pump chamber.
15.Deviation from this approved design without prior approval from the Designer and
Mason County Health Department will make this design null and void.
16.The prepared Site Plan is not a survey, it is the owner's responsibility to verify property
line locations prior to installation. Any discrepancies must be reported to the Designer
immediately.
17.Locate all utilities prior to starting installation.
Deb L.Tetlp
LICENSED DESMsNER
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