HomeMy WebLinkAboutSWG2023-00483 - SWG Application / Design - 11/14/2023 MASON COUNTY 415 N 6TH STREET,SHELTON,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: SWG2023-00483
APPLICANT DAVID DUVALL Phone: 360.751.8062
Address: P 0 BOX 241 KELSO, WA 98626
OWNER DAVID DUVALL Phone: 360.751.8062
Address: P 0 BOX 241 KELSO, WA 98626
SEPTIC DESIGNER PAULA JOHNSON -Arrow Septic Phone: 360-898-2255
Designs Inc.
Address: 171 E VUECREST DRIVE UNION, WA 98592
SEPTIC INSTALLER Allan Kirk-MASON COUNTY Phone: 360-426-0574
EXCAVATING INC
Address: 30 E WILCHAR BLVD SHELTON,WA 98584
Site Address: UNKNOWN
Primary Parcel Number: 320165303036
Permit Description: New 3bd gravity bed
Permit Submitted Date: 11/14/2023
Permit Issued Date: 11/29/2023
Issued By: Rhonda Thompson
Current Permit Fees Paid: $525.00 (additional lees may be required upon installation of system).
Permit Expiration Date: 11/27/2026 (based on date of nspeglon)
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Title 17.
2 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
3 Drain field installation not to exceed designed upslope and downslope depth specified on
design form.
4 Installer is responsible for obtaining Mason County installation approval prior to backbite of
system components.
5 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to
backfill of system components.
6 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF 055.
PROPERTY OWNERS ARE RESPONSIBLE FOR DETERMINING AND MARKING ALL PROPERTY LINE AND EASEMENT LOCATIONS.
THIS PERMIT MAYBE REVOKED IF THE SITE CONDITIONS HAVE CHANGED SINCE THE SITE WAS INSPECTED AND DESIGN APPROVED.
FINAL INSTALLATION APPROVAL IS REQUIRED PRIOR TO TEMPORARY OR FINAL OCCUPANCY OF ANY RELATED STRUCTURES.
For Final Inspection visit: masoncountywa.gov/health/environmental/onsite/oss-inspection-request.php or call:
360-427-9670, extension 400.
OFFIC LAIL.L4 ONLY -
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ON-SITE SEWAGE SYSTEM APPLICATION E m
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APPLICANT PHONE
Empire Home Construction, LLC David Duvall (360) 751-8062 o z
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MAILING ADDRESS SI REET C '.STATE ZIP CODE n to
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P.O. Box 241 Kelso WA 98626 L z
SITE ADDRESS-$'REET.CITE,ZR CODE Shelton WA 98584 ? (01XX E Greenwood Ln _
'AVE 0'DESG.NER P-ONE S I N
Arrow Septic Designs, Inc r° } (360) 898-2255 a
NAIoME OFI NS-5L.ER NONE 0
Mason County Excavating (360) 490-3144 Cl,
PERMT TY. 'seer ej C -+SOtl C-
FRES'DENTIAL OSS LI C COMWUN.T'ass P_I pIO
COMMERCIA-OSS 5 PRIVATE INDHUEL'NELL fl PRIVATE T O.PARTY WELL Z Icn
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VR PUB.IC WATER SASTEM
q,NEY CONSTRUCTION I UPGRADES a REPAIR/REPLACEMENT O 'S:se::, ”iat ap.,vl 0 "'ABLE IX REPAIR 01
SUSMmALS ❑ SURFACING SEWAGE0 EXISTING FAILURE ❑ SHORELINE
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{A5-WAIVER(S)ASON FORM(REQUIRED, RISEPTc DESIGN(REQUIRED) RECRT-MS 3BR - '� .18 acres n
(IF APPLICABLE) _ I A I 0
DIRECT.ONS TO SITE ANDS TE CONDITIONS (ex 'w4ea I
CO (A)
Go out Hwy 3 and turn (R) onto E Agate Rd. Turn (R) onto E Crestview Dr. Turn (R) onto
Pkwy N. Turn (L) onto E Greenwood Ln. Destination on (L). Yellow sign: "Empire Homes - E I 0
Lot 36" -1
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SITE MUSTS£FLAGGED FROM LAPIN ROAD AND TEST LADLES MUST PE FLAGGED WITH TEST HOLE NI/MBERS. rn
OFFICIAL USE ONIY DEL OW TIIIS LINE -- -
LRGRACE.FAILURE SOLRCE(a repnrv:9 pv?rses. I
❑VOLUNTARY O MAINTENANCEIPJNPING 0BAI-D!NG PERRI- ❑.-.OME SAI.E ❑OOMPLi.NT 0G-DER
NSPECTOR SOIL LOGS I COMMENTS/CONDO OTS
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NSPEORGGNATURE 3 A CPLi O CN PA- CAT- -_ POVE]I tiSUEZ E' CATS
MAN In "l11 IZ3 . , u 171 IZ,C I PEP
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'OAS FORM MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE "'
DESIGN FORM—PAGE ONE Assessors Parcel Number 3 2 0 1 6 — 5 3 — 0 3 0 3 6
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. l/oximum paver size 11"X 1 ,.
PARCEL IDENTIFICATION
� p� _ Its f�, x Arrow Septic Designs, Inc
Permit Number: SWIG ccun3 `)(� lilt Designer's Name: —
Empire Home Construction,LTC pesigner's Phone Numbed (360)898-2255 - -_
Appficam s Name: _..
PO Box 241 Designer's Address: 171 E Vuecrest Dr
Mailing Address: _, _ _....
Kelso, WA 98626 Union, WA 98592
City State Zip City State Zip
DESIGN PARAMETERS
Treatment Device
❑Glendon Biofilter D Sand Filter 0 Mound 0 Sund Lined Drainficld 0 Recirculating Filrer.1'}pe:
❑ Aerobic Unit Make Model 0 Disinfection Unit Make Model Other:
Drain field Type
El Gravity 0 Pressure 0 Trench IBed 0 Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 3 Schedule.Class 2729
Daily Flow:Operating Capacity 270 gpd Length 45 ft
Daily Flow. Design Flow 360 gpd Diameter 4" perf in
Septic Tank Capacity(working) 1,200 gal Number 3
Receiving Soil Type(1-6) 3 Separation 3 ft
Receiving Soil Appl.Rate 0.8 gpd/fr- Orifices
Required Primal-) Area 450 ft2 Total Number of Orifices n/a
Designed Primary Area 450 fir Diameter - in
Designed Reserve Area 450 ft- Spacing - in
Trench Bed Width 10 fi Manifold
Trench/Bed Length 45 tt Schedule;Class n/a
Elevation Measurements Length - ft
Original Drainfield Area Slope 4 % Diameter in
New Slope. If Altered 4 % Preferred manifold configuration used? Et Yes 0 No
Depth of Excavation Up-slope 36 in Transport Pipe
from Original Grade Down-slope 31 in Schedule Class 3034
Designed Vertical Separation 36+ in Length 25 ft
Gravel less Chamber Required° 0 Yes 64No 0 Optional Diameter 4 in
Pump Required? ❑Yes 66No Dosing and Pump Chamber
Pump/Siphon Specifications Number of doses/day n/a
Dif. in Elevation Between Pump& L ppm-most Orifice ft Dose quantity - gal
Drainfield Squirt Height/Selected Residual (head) - ft Chamber Capacity (food) - gal
Pump controls: Please check those required.
perinost Orifice 0 Higher 0 Lower than Pump Shutoff
Capacity a Total Pressure Head - gpm OTimer DE'lapse Meter 0 Event Counter
Calculated Total Pressure Head - ft If Timer: Pump on - .Pump off -
Comments
p6 ( of-co
DESIGN FORM—PAGE TWO Assessor's Parcel Number: 3 20 1 6 — 5 3 -- 0 30 3 6
Permit Number SV'YG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
E6 Test hole locations Drainficld orientation and layout Reference depth from original grade:
g Soil logs fd Trench;bed dimensions and [1( Septic tank
Property lines critical distances within layout [� Drainficld cover
❑ Existing and proposed wells D-RocrValcc box locutions Reference depth from original grade
within 100 ft of property ¢1 Septic tatll pump chamber and restrictive strata:
❑ Measurements to cuts. banks,and locations l>JY Laterals, trench/bed,top and
surface water and critical areas 12i Observation port location bottom
❑ Location and orientation of fi7j Clean-out location ❑ Curtain drain collector
curtain drain and all absorption g Manifold placement ❑ Sand augmentation
components 0 Orifice placement Other cross-section detail:
g Location and dimension of g Lateral placer •m with distance M Observation ports/clean-outs
primary system and reserve area to edge of he
Other Information
EZI Buildings ❑ Audible'vi '+ 1 referenced Yes No
Direction of slope indicator g Scale of m ,pvn on scale g ❑ Design staked out
g Waterlines rlines L tr ti'a �,�g ❑ L�Recorded Notices attached
6i Roar, easements.driveways, "? r) 0 Cif Waiver(s)attached
parking f t_ ./ ❑ l�Pump curve attached
� �r 2
g North arrow and scale drawing ? O y\l 0 g Evaluation of teilure
shown on scale bar L-6 PAULA Y JHNSON _ �'�
liC i;NusiGNEH." Non-residential justification
Gc"s'"' ae '�snS>. i 0 21 Waste strength
ow
0 gFlow
DESIGN APPROVAL
The undersigned designer must be n u bed by i s alter at tiniee of installation g Yes ❑ No
�• 1 t1 (3 z3
Signature of 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 on-site regulations:
Environmental Sp•cialist Date
CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING CONDITION:
/ The design is stamped'"Approved" in Mason County Public I1enith-
✓ The Onsite Sewage Permit has not expired, the Permit Expiration Dale is:
✓ Drainicld 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
i APPROVED
NO 29 203
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22 1,200 Gallon Septic Tank NOV 2 9 2923 fly
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Nola: (Typical Bed Layout) A m 1- P R 0 V F EN
O=Observation Port—to be 4"perforated
PVC pipe from bottom of bed to finished NOV 29 2023
grade. A removable cap shall be idstalled on _
observation port pipe. Glue"T'on bottom ,'.U 1 c4L_'rl
so pipe can't be removed.
Minimum of 2 in system,one in each corner.
Laterals are to be centered in trenches.
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APPROVED
EFFLUENT
PO.TER
SCLIANK
APPROVED
Nov 29 2023
"Note: Septic Tanks must meet standards required by WAC chapter 246-272C
and manufacturer must be on the Dept of Health list of registered sewage tanks.**
Male Septic l9eoigno
INSTsi i ATION&MAINTENANCE
Gravity Distribution Systems Bed
1. Install Laterals with contour of the ground.
2. Install bed bottom level.
3. Install locator tape or rebar at each end of all drainfield laterals. urn of 2
4. Install observation ports as indicated on the dejailed drainfield layout Minim
required at diagonal comers of bed drainfield with bottom extending to the
drainmck/native soil interface. Glue"'I"to bottom so Observation Port cannot be easily
removed from ground. Install removable cap on top of port at final grade
5 Install drainfield during dry weather and soil conditions; any soil smearing must be
eliminated by hand raking. { down with 90-degree
6. Use distribution box with speed levelers. Divert incoming pipe
angle to prevent short-circuiting. If the drain rock extends above
7. Filter fabric required over drain rock prior to back filling. wall.
mural grade,nm the filter fabric at least 2 inches down the t ench hwyleg
8. Encase all water lines within 10' of drainfield and under anydriv areas.
9. Divert all storm water runoff away from on-site sewage system.
10.No curtain drains allowed within 10' of the up-slope edge or 30' of the down-slope edge
of the drainfield and reserve area.
11.No vehicular traffic over drainfield area.
12.Install Bio-Tube or equivalent effluent filte
..r
..awt outletr.f�� end fsffin tic tank.
o locking covers and,
13.All manhole lids and access, pling inspecu pow r
be located at ground level.
14.Inspect tank and clean filters every 6-12 months as needed.
15.Have the septic tank pumped or professionally inspected every 3 to 5 years.
16.All materials and workmanship must meet County and State regulations.
17. Deviation from this design without prior approval from the Designer and Mason County
Environmental.Health Department will make this design null and void
18.All transport lines under driveways or parking areas must be encased to prevent crushing.
19.Homeowner is responsible for all property lines.
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' APPROVE-JD � o .. ?c�
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PAGE(0 Ok9 PPGES