HomeMy WebLinkAboutSWG203-00215 - SWG Application / Design - 6/1/2023 A
MASON COUNTY 415 N 6TH STREET, 0-427 967 , 98584
-(1.• SHELTON:360-427-9670,EXT 400
BELFAIR:360-275-4467,EXT 400
I Public Health & Human Services ELMA:360-482-5269,EXT 400
FAX:360-427-7787
On-Site Sewage System Permit: SWG2023-00215
APPLICANT BAYSHORE CONSTRUCTION Phone: 360-866-9200
Address: 2103 Harrison Ave NW Suite 2774 OLYMPIA, WA 98502
OWNER TOWANDA ET VIR TRISHA A Phone:
Address: DANIEL J COX SHELTON, WA 98584
SEPTIC DESIGNER Adam Hunter-Jim Hunter and Phone: 360-753-1226
Associates
Address: PO Box 162 OLYMPIA, WA 98507
Site Address: 3380 W Dayton Airport Rd
Primary Parcel Number: 420081490041
Permit Description: Replacement -3BR Sand Lined Pressure Bed
Permit Submitted Date: 06/01/2023
Permit Issued Date: 06/20/2023
Issued By: Jeff Wilmoth
Current Permit Fees Paid: $780.00 (additional fees may be required upon installation of system).
Permit Expiration Date: 06/14/2026 (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 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
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 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/onsiteloss-inspection-request.php or call:
360-427-9670, extension 400.
OFFICIAL USE ONLY �'-j U`'2r
MASON COUNTY PUBLIC HEALTH DATE RECEIVED: ` 2.3
ONSITE SEWAGE SYSTEM APPLICATION AMOUNTR IVED: RECEIVED BY: CO rn
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415 N 6th Street,(Bldg 8) Shelton WA,98584 ` O ' t < M
Shelton:360-427-9670 ext 400 Belfair:360-275-4467 ext 400 s G 3 — V v ")/iS' O 2
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APPLICANT PHONE D >
BAYSHORE CONSTRUCTION 3608669200 rn rn
MAILING ADDRESS-STREET,CITY STATE,ZIP CODE r
3380 W DAYTON AIRPORT RD SHELTON WA 98584 z
SITE ADDRESS-STREET.CITY.ZIP CODE CO
3380 W DAYTON AIRPORT RD SHELTON WA 98584 m
NAME OF DESIGNER PHONE
ADAM HUNTER 3607531226
NAME OF INSTALLER PHONE
BAYSHORE CONSTRUCTION 3608669200
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CHECK ALL APPLICABLE ITEMS DRINKING WATER SOURCE 2
C
❑ NEW CONSTRUCTION ❑ RV HOLDING TANK ONLY isif PRIVATE INDIVIDUAL WELL N r
elf REPLACEMENT SYSTEM 0 INSTALLATION PERMIT ONLY 0 PRIVATE TWO-PARTY WELL Z r'''?❑ TABLE 9 REPAIR lit SINGLE FAMILY 0 COMMUNITY/PUBLIC WATER SYSTEM
❑ TANK(S)ONLY 0 COMMERCIAL SYSTEM NAME: I
❑ UPGRADE TO EXISTING 0 OTHER: BEDROOMS LOT SIZE 1----r
❑ EXISTING FAILURE "Record Drawing required 3 2.5 co 1_
for all Installations"
DIRECTIONS TO SITE-BE SPECIFIC AND ADVISE OF ANY NEEDED INFORMATION FOR ACCESS(ex.locked gate) O 1
n I
DAYTON AIRPORT RD PAST THE PRISON TO DIRVE ON THE RIGHT JUST PAST 3320 x L.c
TO THE END.
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SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS
OFFICIAL USE ONLY BELOW THIS LINE -----
UPGRADE/FAILURE SOURCE(for reporting purposes)
❑VOLUNTARY ❑MAINTENANCE/PUMPING ❑BUILDING PERMIT ['HOME SALE ['COMPLAINT ['OTHER:
INSPECTOR SOIL LOGS COMMENTS/CONDITIONS
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SOIL CODES:
V=V •Y G=GRAVELLY S=SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS fff
I ':CTOR SIGN URE DATE APPLICATION EXPIRATION DATE /�I'P\ICAT ON APPROVED BY DATE
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TH- LO AY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSIT REVISED 12I7/2015
I
DESIGN FORM—PAGE ONE Assessor's Parcel Number:�,23.0 (La_ -- 14 -- 2. l4L
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: I"X 17"
PARCEL IDENTIFICATION
Permit Number: SWG 2.0.3 -co 215' Designer's Name: ADAM HUNTER
Applicant's Name: BAYSHORE CONSTRUCTION 360-753-1226
Designer's Phone Number:
Mailing Address: 3380 W DAYTON AIRPORT RD PO BOX 162
Designer's Address:
SHELTON WA 98584 OLYMPIA WA 98507
City State Zip City State Zip
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aw;X�NdoNyt..a-:;: i, ,:�+:wre3m.R..;-xa.. v ,+..n. ..ii� LTE I � �,htb 1� ;�A!.uFa-4ta w:.<,ZiF.3e+4D-.i. s";5...'n... r, n1:.:.,t N'n..,.:r
Treatment Device
❑Glendon Biofilter 0 Sand Filter 0 Mound I 'Sand Lined Drainfield 0 Recirculating Filter,Type:
❑Aerobic Unit Make/Model 0 Disinfection Unit Make/Model Other:
Drainfield Type
❑Gravity I"Pressure 0 Trench 0 Bed 0 Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 3 Schedule/Class 40
Daily Flow: Operating Capacity 270 gpd Length 48 ft
Daily Flow: Design Flow 360 gpd Diameter 1.25 in
Septic Tank Capacity 1200 gal Number 4
Receiving Soil Type(1-6) 1 Separation 2 ft
Receiving Soil Appl. Rate 1 gpd/ft2 Orifices
Required Primary Area 360 ft2 Total Number of Orifices 64
Designed Primary Area 384 ft2 Diameter 1/8 in
Designed Reserve Area 360 ft2 Spacing 36 in
Trench/Bed Width 8 ft Manifold
Trench/Bed Length 48 ft Schedule/Class 40
Elevation Measurements Length 6 ft
Original Drainfield Area Slope 25 % Diameter 2 in
New Slope,If Altered 25 % Preferred manifold configuration used? I"Yes 0 No
Depth of Excavation Up-slope 36 in Transport Pipe
from Original Grade Down-slope 12 in Schedule/Class 40
Designed Vertical Separation 12 in Length 200 ft
Gravelless Chambers Required? WYes 0 No 0 Optional Diameter 2 in
Pump Required? 11Yes 0 No Dosing and Pump Chamber
Pump/Siphon Specifications Number of doses/day 6
Difference in Elevation Between Pump Shutoff and Uppermost Dose quantity 60 gal
Orifice 29.5 ft Chamber Capacity 1200 gal
Uppermost Orifice ll'Higher 0 Lower than Pump Shutoff Pump controls: Please check those required.
Capacity @ Total Pressure Head 26. ''` i Rer elapse Meter lia'Event Counter
Calculated Total Pressure Head 3a
ItiuNt; ® 1n 60 GAL 5 pump off 4 HRS
Comments 2023
MASON COUNTY ENVIRONMENTAL HEALTH
JBW
DESIGN FORM—PAGE TWO Assessor's Parcel Number: A 0 LIg -- L4 -- I d Q�L
Permit Number: SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch ,
g Test hole locations E Drainfield orientation and layout Reference depth from original grade:
g Soil logs lif Trench/bed dimensions and EC Septic tank
121 Property lines critical distances within layout a Drainfield cover
g Existing and proposed wells ' D-Box/Valve box locations Reference depth from original grade
within 100 ft of property t2f Septic tank/pump chamber and restrictive strata:
g Measurements to cuts,banks,and locations E Laterals,trench/bed,top and
surface water and critical areas la Observation port location bottom
64 Location and orientation of il Clean-out location 0 Curtain drain collector
curtain drain and all absorption 12f Manifold placement &T Sand augmentation
components lT Orifice placement Other cross-section detail:
Location and dimension of E2fLateral placement with distance EC Observation ports/clean-outs
primary system and reserve area to edge of bed Other Information
if Buildings ' Audible/visual alarm referenced Yes No
12f Direction of slope indicator E2f Scale of drawing shown on scale 12f 0 Design staked out
Waterlines b 0 0 Recorded Notices attached
gRoads,easements,driveways, '
P R O V E ❑ . Waiver(s)attached
parking 11 Er PROVE Pump curve attached
g North arrow and scale drawing , ` ' ' JUN 2 0 2023 �r ❑ Evaluation of failure
shown on scale bar Non-residential justification
1ASON COUNTY ENVIRONMENTAL HEALTH 0 0 Waste strength
JBW 0 0 Flow
• GN APPROVAL
The undersigned designer must be (ed . taller at time of installation it Yes ❑ No
5/24/23
Sigif.f. ►+esigner 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:
En ronntal Health Specialist Date
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: (U - (2 — '2
✓ 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: 12/7/2015
PAGE 1
MASON COUNTY HEALTH DEPARTMENT
ON-SITE SEWAGE DISPOSAL SYSTEM DESIGN
SITE#: PARCEL#: 420081490041
DATE SUBMITTED: 05/24/23 LEGAULOT#: TR1 OF SP2398
SUBMITTED BY: ADAM HUNTER
APPLICANT: BAYSHORE CONSTRUCTION
ADDRESS:
I.CALCULATIONS
NUMBER OF BEDROOMS= 3
RESIDENTIAL GPD FLOW= 360
IF NON-RESIDENTIAL-GPD FLOW
WILL BE AS FOLLOWS:
GPD=
APPLICATION RATE= 1 GPD/FT2
REDUCTION=LEAVE BLANK IF NOT USED
DRAINFIELD SIZING
ABSORPTION AREA= 384 FT2
TRENCH LENGTH OR BED CONFIG.= 8FT X 48FT SAND LINED BED
II.WATERPROOF SEPTIC TANK
COMPOSITION AND SIZE= 1200 GAL.CONCRETE
NEW OR EXISTING= NEW
III.DRAINFIELD CROSS SECTION
DEPTH TO DRAINROCK BOTTOM= N/A-GRAVELLESS CHAMBERS
ROCK DEPTH BELOW PIPE= N/A-GRAVELLESS CHAMBERS
SEPARATION FROM TRENCH BOTTOM TO IMPERMEABLE
MATERIAUSEASONAL SATURATION= >1'-0"
FILL DEPTH= 2'-0"
TRENCH WIDTH= 8'-0"
IV.PUMP REQUIREMENT
DOSING VOLUME IN GALLONS= 60
NUMBER OF DOSES PER DAY= 6
V.PRESSURE CALCULATIONS
USING PIPE CLASS= 40
ORIFICE DIAMETER= 1/8
„lit,
5/24/23 APPROVE
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.....,_...�,+ :' MASON COUNTY ENVIRONMENTAL HEALTH
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PAGE 2
LATERAL#1=
SQUIRT HEIGHT(FT)= 5.00
(NOTE(1):ORIFICE DISCHARGE RATE=(11.79)X(ORIFICE DIAMETER)SQ2 X
SO ROOT OF(TOTAL PRESSURE HEAD)
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 48.00
ORIFICE SPACING= 3'0"
DISTANCE FROM END CAP= 1'6"
NUMBER OF HOLES= 16
LATERAL DISCHARGE RATE= 6.591
LATERAL#2=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 48.00
ORIFICE SPACING= 3'0"
DISTANCE FROM END CAP= 1'6"
NUMBER OF HOLES= 16
LATERAL DISCHARGE RATE= 6.591
LATERAL#3=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 48.00
ORIFICE SPACING= 3'0"
DISTANCE FROM END CAP= 1'6"
NUMBER OF HOLES= 16
LATERAL DISCHARGE RATE= 6.591
LATERAL#4=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 48.00
ORIFICE SPACING= 3'0"
DISTANCE FROM END CAP= 1'6"
NUMBER OF HOLES= 16
LATERAL DISCHARGE RATE= 6.591
LENGTH DIAMETER FLOW FRICTION LOSS
SECTION (FT) (IN) (GPM) (Fr)
AB 200.00 2.00 26.363 2.454
BC 1.00 2.00 13.182 0.003
CD 2.00 2.00 6.591 0.002
DE 48.00 1.25 6.591 0.324
TOTAL= 2.783
* TOTAL HEAD LOSS "
FRICTION LOSS THROUGH SYSTEM= 2.783
2)ELEVATION DIFFERENCE = 29.500
.i.. ot ..
5/24/23 3)RESIDUAL = 5.000
P1)
TOTAL= 37.283
f Ifv.
APPROVE
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f %4 MASON COUNTY ENVIRONMENTAL HEALTH
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MYERS ME7
CAPACITY LITERS PER MINUTE
0 50 100 150 200 250 300 350 400 450
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CAPACITY GALLONS PER MINUTE
APPROVE
5/24/23 JUN 2 0 2023
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