HomeMy WebLinkAboutSWG2022-00497 - SWG Application / Design - 9/16/2022 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,EXT400
FAX:360-427-7787
On-Site Sewage System Permit: SWG2022-00497
APPLICANT HESS DANIEL & SARA Phone: 360-790-8007
Address: 18623 ELDERBERRY ST SW ROCHESTER, WA 98579
OWNER HESS DANIEL & SARA Phone: 360-790-8007
Address: 18623 ELDERBERRY ST SW ROCHESTER, WA 98579
SEPTIC DESIGNER Jim Hunter and Associates Phone: JIM 360-507-1265
Address: PO Box 162 OLYMPIA, WA 98507
Site Address: UNKNOWN
Primary Parcel Number: 319041190010
Permit Description: New 4 bd pressure trench with Class B waiver- Lot 1
Permit Submitted Date: 09/16/2022
Permit Issued Date: 01/18/2023
Issued By: Rhonda Thompson
Current Permit Fees Paid: $500.00 (additional fees may be required upon installation of system).
Permit Expiration Date: 10/14/2025 (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 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
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.
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OFFICIAL USE ONLY
MASON COUNTY PUBLIC HEALTH DATE RECEIVED: i ,] / t 1
ONSITE SEWAGE SYSTEM APPLICATION AMOU RECEIVED: .... /Y(� RECEVIV`EE o m
415 N 6th Street,(Bldg 8) Shelton WA,98584 < �
Shelton:360-427.9670 ext 400 Belfair:360-275-4467 ext 400 c`n G �o` - /'�l,.Y q 1 g_ O
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APPLICANT PHONE > >
DAN HESS 360-827-0038 m m
MAILING ADDRESS-STREET,CITY.STATE,ZIP CODE r
18623 ELDERBERRY ST SW ROCHESTER WA 98579 z
SITE ADDRESS-STREET,CITY.ZIP CODE co
LOT 1 SS 3141 ROCHESTER WA 98579 m
NAME OF DESIGNER PHONE
JIM HUNTER 360-827-0038 IQ-)
NAME OF INSTALLER PHONE I `
CHECK ALL APPLICABLE ITEMS DRINKING WATER SOURCE 0
I—:'I
z d' NEW CONSTRUCTION ElRV HOLDING TANK ONLY PRIVATE INDIVIDUAL WELL (p r I C
❑ REPLACEMENT SYSTEM ❑ INSTALLATION PERMIT ONLY ❑ PRIVATE TWO-PARTY WELL Z I—�❑ TABLE 9 REPAIR ❑ SINGLE FAMILY 0 COMMUNITY/PUBLIC WATER SYSTEM
❑ TANK(S)ONLY 0 COMMERCIAL SYSTEM NAME: I
❑ UPGRADE TO EXISTING 0 OTHER: BEDROOMS LOT SIZE: / 1—'-
0 EXISTING FAILURE "Record Drawing required A 4 C (i! G 1A n
for all Installations" t t I
DIRECTIONS TO SITE-BE SPECIFIC AND ADVISE OF ANY NEEDED INFORMATION FOR ACCESS(ex.locked gate) O I
r IC''
1 IC.
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=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
M j \�I�`i III (�I I'1 17 5 l(6(7,"S
THIS FORM MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE REVISED 12,72015
Aimmow
DESIGN FORM—PAGE ONE Assessor's Parcel Number: 3 I °I. 014 -- 1 1 -- l 0 0 ' 0
A'design will be reviewed when 3 copies of each of the following are submitted:
'1 Completed design form that has been signed and dated. '1 Scaled layout sketch,including all applicable items on checklist
'1 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 7.02 Z— O0Lt'1-7 Designer's Name: JIM HUNTER
Applicant's Name: DAN HESS Designer's Phone Number: 360-753-1226
Mailing Address: 18623 ELDERBERRY ST SW PO BOX 162
Designer's Address:
ROCHESTER WA 98579 OLYMPIA WA 98507
City State Zip City State Zi.
0- x;: .'DESIGN PRAMETERS • '4,. ' . .
Treatment Device
❑Glendon Biofilter 0 Sand Filter 0 Mound 0 Sand Lined Drainfield 0 Recirculating Filter,Type:
❑Aerobic Unit Make/Model 0 Disinfection Unit Make/Model Other:
Drainfield Type
❑Gravity 1E1Pressure XTrench 0 Bed 0 Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 4 Schedule/Class 40
Daily Flow:Operating Capacity " 610 gpd Length 67 ft
Daily Flow: Design Flow 4 D gpd Diameter 1.5 in
Septic Tank CapacityLWOY )`` 1200 gal Number 4
Receiving Soil Type(1-6) / 4- Separation Lo ft
Receiving Soil Appl. Rate 0.6 gpd/ft2 Orifices
Required Primary Area OS ft2 Total Number of Orifices 136
Designed Primary Area P( ft2 Diameter 3/16 in
Designed Reserve Area 6 Q ft2 Spacing 'Z� in
Trench/Bed Width 3 ft Manifold
Trench/Bed Length 267 ft Schedule/Class 40
Elevation Measurements Length Lp ft
Original Drainfield Area Slope (, 0 % Diameter 2 in
New Slope,If Altered tl"' LA % Preferred manifold configuration used? 0 Yes 0 No
Depth of Excavation up-slope t2 in Transport Pipe
from Original Grade Down slope 6' in Schedule/Class 40
Designed Vertical Separation 12 in Length 79.0 ft
Gravelless Chambers Required? leYes 0 No 0 Optional Diameter 2 in
Pump Required? itYes 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 3 ft Chamber Capacity (r^1Uod) 1200 gal
Uppermost Orifice 0 Higher 0 Lower than Pump Shutoff Pump controls: Please check those required.
Capacity @ Total Pressure Head 79.721 gpm !timer ISElapse Meter G.Event Counter
Calculated Total Pressure Head 12.9220 ft If Timer: Pump on 11. v ,Pump off 9tA.-$
Comments
Now
DESIGN FORM—PAGE TWO Assessor's Parcel Number: t ()�, -- l L -- =l 0 010
Permit Number: SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
❑ Test hole locations 0 Drainfield orientation and layout Reference depth from original grade:
❑ Soil logs 0 Trench/bed dimensions and 0 Septic tank
❑ Property lines critical distances within layout 0 Drainfield cover
❑ Existing and proposed wells 0 D-Box/Valve box locations Reference depth from original grade
within 100 ft of property 0 Septic tank/pump chamber and restrictive strata:
❑ Measurements to cuts,banks,and locations 0 Laterals,trench/bed,top and
surface water and critical areas 0 Observation port location bottom
❑ Location and orientation of 0 Clean-out location 0 Curtain drain collector
curtain drain and all absorption 0 Manifold placement 0 Sand augmentation
components 0 Orifice placement Other cross-section detail:
❑ Location and dimension of 0 Lateral placement with distance 0 Observation ports/clean-outs
primary system and reserve area to edge of bed
❑ Buildings g Other Information
0 Audible/visual alarm referenced Yes No
❑ Direction of slope indicator 0 Scale of drawing shown on scale 0 0 Design staked out
❑ Waterlines bar 0 0 Recorded Notices attached
❑ Roads,easements,driveways, 0 0 Waiver(s)attached
parking 0 0 Pump curve attached
❑ 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 notified i e a time of installation 0 Yes sr No
9. f 3-2z-
Signature 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:
IkD
Environmental Health Spe ialist Date
CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING CONDITION:
✓ The design is stamped"Approved"by Mason County Public Health. ( /I✓ The Onsite Sewage Permit has not expired,the Permit Expiration Date is: I ZS
✓ 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#: 3 1 904-1 1-9 001 0
DATE SUBMITTED: 06/20/22 LEGAL/LOT#: LOT 1 SS 3141
SUBMITTED BY: JIM HUNTER
APPLICANT: DAN HESS
ADDRESS: 18623 ELDERBERRY ST SW
ROCHESTER,WA 98579
I.CALCULATIONS
NUMBER OF BEDROOMS= 4
RESIDENTIAL GPD FLOW= 480
IF NON-RESIDENTIAL-GPD FLOW
WILL BE AS FOLLOWS:
GPD=
APPLICATION RATE 0.6 GPD/FT2
REDUCTION=LEAVE BLANK IF NOT USED
DRAINFIELD SIZING
ABSORPTION AREA= 804 FT2
TRENCH LENGTH OR BED CONFIG.= 268 FT
II.WATERPROOF SEPTIC TANK
COMPOSITION AND SIZE= 1200 GAL-CONCRETE
NEW OR EXISTING= NEW
III.DRAINFIELD CROSS SECTION
DEPTH TO DRAINROCK BOTTOM= GRAVELLESS CHAMBERS
ROCK DEPTH BELOW PIPE= GRAVELLESS CHAMBERS
SEPARATION FROM TRENCH BOTTOM TO IMPERMEABLE
MATERIAL/SEASONAL SATURATION= >1'-0"
FILL DEPTH= 1'-0"
TRENCH WIDTH= 3'-0"
IV.PUMP REQUIREMENT
DOSING VOLUME IN GALLONS= 80
NUMBER OF DOSES PER DAY= 6 i
i / ,•
I
V.PRESSURE CALCULATIONS
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USING PIPE CLASS= 40 sk,
ORIFICE DIAMETER= 3/16 •
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APPROVED ft EE79T
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11 J A N 18 2023 EX `S: 03/22/L
MASON COUNTY ENVIRONMENTAL HEALTH
RET
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PAGE 2
LATERAL#1 =
SQUIRT HEIGHT(FT)= 2.00
(NOTE(1):ORIFICE DISCHARGE RATE=(11.79)X(ORIFICE DIAMETER)S02 X
SO ROOT OF(TOTAL PRESSURE HEAD)
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 67.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 34
LATERAL DISCHARGE RATE= 19.930
LATERAL#2=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 67.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 34
LATERAL DISCHARGE RATE= 19.930
LATERAL#3=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 67.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 34
LATERAL DISCHARGE RATE= 19.930 APPROVED
LATERAL#4=
SQUIRT HEIGHT(FT)= 2.00 J AN 18 2023
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 67.00 MASON COUNTY ENVIRONMENTAL HEALTH
ORIFICE SPACING= 2 0 RET
DISTANCE FROM END CAP= 0'6"
NUMBER OF HOLES= 34
LATERAL DISCHARGE RATE= 19.930
LENGTH DIAMETER FLOW FRICTION LOSS
SECTION (FT) (IN) (GPM) (FT)
AB 79.00 2.00 79.721 7.507
BC 1.00 2.00 39.860 0.026
CD 5.00 2.00 19.930 0.037
DE 67.00 1.50 19.930 1.652
TOTAL= 9.222
x , , yt+ R. 1 3-1'� "TOTAL HEAD LOSS "
,,��pcw'v94, �2,Ap 1)FRICTION LOSS THROUGH SYSTEM= 9.222
y <, F
/,�ai „ ° '
tt" z s+1 2)ELEVATION DIFFERENCE = 1.700
`G., 51 Di)273 `5
O jr;i t1 S ft.I-cUNTER �`9 la
1* 3)RESIDUAL = 2.000
LK.FNi54D OESIGIVEft t •
>, ilkii���0►�:t�.1>11, TOTAL= 12.922
GP"ES: 03/22/ 2
MYERS MES50, MES100 SERIES
•
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APPROVED
JAN 18 2023
CAPACITY LITERS PER MINUTE • MASON COUNTY ENVIRONMENTAL HEALTH
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