HomeMy WebLinkAboutSWG2022-00380 - SWG Application / Design - 6/28/2022 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,EXT 400
FAX:360-427-7787
On-Site Sewage System Permit: SWG2022-00380
APPLICANT GOSSER JOSEPH & AMELIA Phone:
Address: 8220 E MASON LAKE RD GRAPEVIEW, WA 98546
OWNER GOSSER JOSEPH &AMELIA Phone:
Address: 8220 E MASON LAKE RD GRAPEVIEW, WA 98546
SEPTIC DESIGNER Jim Hunter and Associates Phone: JIM 360-507-1265
Address: PO Box 162 OLYMPIA, WA 98507
Site Address: 8220 E MASON LAKE RD
Primary Parcel Number: 221162200000
Permit Description: New 4bd pressure trench
Permit Submitted Date: 06/28/2022
Permit Issued Date: 01/23/2023
Issued By: Rhonda Thompson
Current Permit Fees Paid: $500.00 (additional fees may be required upon installation of system).
Permit Expiration Date: 01/13/2026 (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.
y.
ii
DESIGN FORM—PAGE ONE Assessor's Parcel Number: 0 1 1 1p -- 1� -- D Q DO v
r A design will be reviewed when 3 copies of each of the following are submitted:
v 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: 11"X 17"
2 'PARCEL IDENTIFICATION
Permit Number: SWG ZQ12Z'00 3 V Designer's Name: JIM HUNTER
JOE GOSSER Desi Designer's Phone Number: 360-753-1226
Applicant's Name: g
g
Mailing Address:
8220 E MASON LAKE RD Designer's Address: PO BOX 162
GRAPEVIEW WA 98546 OLYMPIA WA 98507
City State Zip City State Zip
DESIGN PARAMETERS
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 Er Pressure 0 Trench 0 Bed 0 Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 4 Schedule/Class 40
Daily Flow:Operating Capacity 3 02 0 gpd Length 70 ft
Daily Flow: Design Flow as. 6 0 gpd Diameter 2 in
Septic Tank Capacity tWa4t)) 1200 gal Number 4
Receiving Soil Type(1-6) 4 Separation (a ft
Receiving Soil Appl.Rate 0.6 gpd/ft2 Orifices
Required Primary Area 8 0 v ft2 Total Number of Orifices 140
Designed Primary Area 6 (.O ft2 Diameter 3/16 in
Designed Reserve Area 1 Z p 0 ft2 Spacing Z{ in
Trench/Bed Width 3 ft Manifold
Trench/Bed Length 270 ft Schedule/Class 40
Elevation Measurements Length l$ ft
Original Drainfield Area Slope 4 % Diameter 2 in
New Slope,If Altered ( % Preferred manifold configuration used? l Yes 0 No
Depth of Excavation Up-slope " B in Transport Pipe
from Original Grade Down-slo ' I in Schedule/Class 40
Designed Vertical Separation 24 in Length 81 ft
Gravelless Chambers Required? lilies 0 No 0 Optional Diameter 2 in
Pump Required? ft Yes 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 1200 gal
Uppermost Orifice 0 Higher 0 Lower than Pump Shutoff Pump controls:Please check those required.
Capacity @ Total Pressure Head 79.134 gpm Timer lii<lapse Meter Cd'l'vent Counter
Calculated Total Pressure Head 13.199 ft If Timer: Pump on I.00 ,Pump off g9.6
Comments -1` 0 Vv A6 ti\- ?OA\9 1- h tL
DESIGN FORM—PAGE TWO Assessor's Parcel Number:
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
g Other Information
❑ Buildings
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 no •� -•i•. installerkt time of installation 4,Yes 0 No
' I / a/ S.1. 3 AA.—
Sign/ t - • 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:
(ClAq `123 /23
Environmental Healt 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: \I 1 3I
✓ 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#: 221 1 6-22-0 0000
DATE SUBMITTED: 05/05/22 LEGAL/LOT#:
SUBMITTED BY: JIM HUNTER
APPLICANT: JOE GOSSER
ADDRESS: 8220 E MASON LAKE RD
GRAPEVIEW,WA
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= 810 FT2
TRENCH LENGTH OR BED CONFIG.= 270 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= >2'-0"
FILL DEPTH= 1'-0"
TRENCH WIDTH= 3'-0"
IV.PUMP REQUIREMENT
DOSING VOLUME IN GALLONS= 80
NUMBER OF DOSES PER DAY= 6
V.PRESSURE CALCULATIONS
USING PIPE CLASS= 40 ,
ORIFICE DIAMETER= 3/16
1/4." 23-22
4"441,,�7
APPROVED \� cz �i�s
JAN 2 3 2023 0�'. I 'AMES�j�,,,;, ,,
MASON COUNTY ENVIRONMENTAL HEALTH LKer b bttc.ivEte
RET EXPIRES: 03/22/Z.
I
s
.
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= 70.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 1'0"
NUMBER OF HOLES= 35
LATERAL DISCHARGE RATE= 20.516
LATERAL#2=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 70.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 1'0"
NUMBER OF HOLES= 35
LATERAL DISCHARGE RATE= 20.516
LATERAL#3=
SQUIRT HEIGHT(FT)= 2.00
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 70.00
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 1'0"
NUMBER OF HOLES= 35
LATERAL DISCHARGE RATE= 20.516 APPROVED
LATERAL#4=
SQUIRT HEIGHT(FT)= 2.00 JAN
2 3 2023
ORIFICE DISCHARGE RATE= 0.58618
LATERAL LENGTH IN FEET= 60.00 MASON COUNTY ENVIRONMENTAL HEALTH
ORIFICE SPACING= 2'0"
DISTANCE FROM END CAP= 1'0" RET
NUMBER OF HOLES= 30
LATERAL DISCHARGE RATE= 17.585
LENGTH DIAMETER FLOW FRICTION LOSS
SECTION (Fr) (IN) (GPM) (FT)
AB 81.00 2.00 79.134 7.593
BC 1.00 2.00 41.033 0.028
CD 5.00 2.00 20.516 0.039
DE 70.00 2.00 20.516 0.540
A... , / TOTAL= 8.199
IA", .ZZ
+1 S'-Z.3 "TOTAL HEAD LOSS "
f ilk
0 4.4. 0,Wo''4'4 • 1)FRICTION LOSS THROUGH SYSTEM= 8.199
' 4' (,t-Or?.
sJ i+ 2)ELEVATION DIFFERENCE = 3.000
o
f 510(�273
i O LAMES t HUNTER .'17 li
3)RESIDUAL 2.000
/ L►CENSED DESIGNEtI ...`�I,
="_�� • ����� TOTAL= 13.199
MPMES: 0312211'
I
•
•
MYERS ME7 SERIES
•
•
CAPACITY LITERS PER MINUTE •
•
b00 50 100 150 -200 250 300 350 400 450
` [8
. 50 16
1.4
Z 4tl 12 •
102 X30 ez .•
O20 • 6 O •
!-- • 4 I--
10 . 2 •
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00 20 40 60 80 I00 120 •
CAPACITY GALLONS PER MINUTE
•
- ; - �'1,, APPROVED
•
��s,'�� 5.23 tiz JAN 23 2023
w�,N �t+�fit
MASON COUNTY ENVIRON,UENTAL HEALTH
1?.t;:f: g% l'i• % •
:l 5100273 - `ilir, r�'Ili ? •
• i O' (AMES It.HUMTR G'
A LICENSED DESIGNER I.
EXPIRES: 03/22 E.
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