HomeMy WebLinkAboutSWG2026-00010 - SWG Application / Design - 1/9/2026 IV ASO N COUNTY 415 N 6TH STREET,SHELTON,-967 ,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: SWG2026-00010
APPLICANT Jones, Brandon Phone: 3605504277
Address: po box 3031 Silverdale, WA 98383
OWNER TIEF SEAN R& DEBORAH Phone:
Address: 26939 W POTTER DR BUCKEYE, AZ 85396
SEPTIC DESIGNER Brandon Jones -Horizon Wastewater Phone: 360-550-4277
Address: PO Box 3031 SILVERDALE, WA 98383
Site Address: 121 NE LAKEWAY DR NORTH
Primary Parcel Number: 223107990711
Permit Description: New 3bd ATU to pressure trench
Permit Submitted Date: 01/09/2026
Permit Issued Date: 04/02/2026
Issued By: Rhonda Thompson
Current Permit Fees Paid: $740.00 (additional fees may be required upon installation of system).
Permit Expiration Date: 01/16/2029 (based on date of inspection)
Permit Conditions:
1 Approval of this septic permit does not approve the building location. Building location is
subject to approval from all applicable departments and regulations.
2 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Title 17.
3 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
4 Drain field installation not to exceed designed upslope and downslope depth specified on
design form.
5 Installer is responsible for obtaining Mason County installation approval prior to backfill of
system components.
6 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to
backfill of system components.
7 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
8 Property is limited to 2,550 square feet of impervious surface within 200'of the OHWM of
the lake. This is a combined square footage of the house, accessory structures,
driveways, patios, decks, etc.
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.
" L OFFICIAL USE ONLY
MASON COUNTY DATE RECEIVED: i /o Cn
• C_7�] C (A
AMOUNTRECEIVE : RECEIVED BY:
Public Health & Human Services 7( OIN v m
N
Environmental Health 360-427-9670,ext.400 or 360-275-4467,ext.400 C O
415 N.6th Street-Shelton,WA 98584 S W G Q7
_ O()lJV o ) O O
�J Z (A
ON-SITE SEWAGE SYSTEM APPLICATION
APPLICANT PHONE (TI
LEGACY HOME CENTER 1 (360)-340-2680 z
MAILING ADDRESS-STREET,CITY,STATE,ZIP CODE
23495 NE Hwy 3 BELFAIR WA 98528 r00n
SITE ADDRESS-STREET,CITY,ZIP CODE cS
121 NE LAKEWAY DR c , BELFAIR WA 98528
NAME OF DESIGNER = PHONE
BRANDON JONES (360)-550-4277
NAME OF INSTALLER PHONE
PERMITTYPE(select one) DRINKING WATER SOURCE
RESIDENTIAL OSS bICOMMUNITY OSS .COMMERCIAL OSS PRIVATE INDIVIDUAL WELL ff PRIVATE TWO-PARTY WELL Z Io
TYPE OF WORK(select one) PUBLIC WATER SYSTEM
NEW CONSTRUCTION/UPGRADES �❑ REPAIR/REPLACEMENT OTHER DETAILS(select all shat apply) ❑ TABLE X REPAIR
SUBMITTALS ❑ SURFACING SEWAGE ❑ EXISTING FAILURE ❑SHORELINE
❑� DESIGN FORM(REQUIRED) ❑SEPTIC DESIGN(REQUIRED) BEDROOMS LOT SIZE WAS LOT CREATED AFTER 411/2025?
❑ WAIVER(S)(IF APPLICABLE) 3 1.8 acre ✓ YES IINO
DIRECTIONS TO SITE AND SITE CONDITIONS:(ex.locked gate)
FROM BEAR CREEK DEWATTO RD, TURN SOUTH ONTO NE BLACKSMITH DR.
AFTER 1-MILE, CONTINUE ONTO LAKEWAY DR. TURN RIGHT AT THE TEE ONTO NE
LAKEWAY DRIVE. DRIVEWAY LOCATED IN CUL-DE-SAC. o I
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
i: b '3(� S L7 56 -yyt"
RECORD DRAWING AND INSTALLATION REPORT
SOIL CODES:
V=VERY G=GRAVELLY S=SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS REQUIRED FOR FINAL APPROVAL
INSPECTOR SIGNATURE DATE APPLICATION EXPIRATION DATE APPLICATION APPROVED/ISSUED BY DATE
( 11
(Z9 f/2 /1b
THIS FORM MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSITE Revised:6/3/2025
DE1;IQN FORM—PAGE ONE Assessor's Parcel Number: 2 2 3 1 0 7 9 9 0 7 1 1
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: 11"X17"
yyv�� PARCEL IDENTIFICATION
Permit Number: SWG � yy �v'�l Designer's Name: BRANDON JONES
Applicant's Name:
LEGACY HOME CENTER Designer's Phone Number: (360)-550-4277
Mailing Address: 23495 NE HWY 3 Designer's Address: PO BOX 3031
BELFAIR WA 98528 City State Zip SILVERDALE WA 98383
City State Zip Designer's Email BRANDON@Horizonwastewater.com
DESIGN PARAMETERS
Treatment Device
❑Glendon ❑ Sand Filter ❑ Mound ❑ Sand Lined Drainfield ❑Recirculating Filter L "ATU B N R500 ❑Other
Treatment Level(check all that apply): ❑ A !f B ❑C ❑BL1 ❑ BL2 O BL3 O E ❑N
Drainfield Type
❑ Gravity Pressure O Trench O Bed O Sub Surface Drip
Septic Tank/Drainfield Specifications Laterals
Number of Bedrooms 3 Schedule/Class 40
Daily Flow: Operating Capacity 270 gpd Length 50 ft
Daily Flow:Design Flow 360 gpd Diameter 1 in
Septic Tank Capacity(working) 1200 gal Number 4
Receiving Soil Type(1-6) 4 Separation 5(O/C) ft
Receiving Soil Appl.Rate .6 gpd/ft2 Orifices
Required Primary Area 600 ft2 Total Number of Orifices 44
Designed Primary Area 600 ft2 Diameter 1/8 in
Designed Reserve Area 900 ft2 Spacing 60 in
Trench/Bed Width 3 ft Manifold
Trench/Bed Length 50 ft Schedule/Class 40
Elevation Measurements Length 5 ft
Original Drainfield Area Slope 10 % Diameter 2 in
New Slope,If Altered % Preferred manifold configuration used? IM'Yes O No
Depth of Excavation Up-slope 13 in Transport Pipe
from Original Grade Down-slope 10 in Schedule/Class 40
Designed Vertical Separation 12 in Length 425 ft
Gravel-based Drainfield Required? O Yes PJ No Diameter 2 in
Pump Required? L 'Yes O No Dosing and Pump Chamber
Pump/Siphon Specifications Number of doses/day 12
Diff. in Elevation Between Pump&Uppermost Orifice 50 ft Dose quantity 22 gal
Drainfield Squirt Height/Selected Residual(head) 5 ft Chamber Capacity(flood) 1200 gal
Uppermost Orifice l Higher ❑Lower than Pump Shutoff Pump controls: Please check those required.
Capacity @ Total Pressure Head 20 gpm l!( Timer 9 Elapse Meter l' Event Counter
Calculated Total Pressure Head 65.9 ft If Timer: Pump on 1 M ,Pump off 2H
Comments
PUMP TIMER SETTINGS SHOWN ARE APPROXIMATE. ACTUAL SETTINGS TO BE CONFIGURED
AFTER FIELD PERFORMANCE TESTING COMPLETED.
Revised: 6/11/2025
DESIGN FORM—PAGE TWO Assessor's Parcel Number: 2 1 2 13 0 1 7 J 9 1 9 0 7 1 11
Permit Number: SWG
DESIGN CHECKLISTS
Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch
if Test hole locations V Drainfield orientation and layout Reference depth from original grade:
V Soil logs V Trench/bed dimensions and V Septic tank
0' Property lines critical distances within layout v' Drainfield cover
• Existing and proposed wells f' D-Box/Valve box locations Reference depth from original grade
within 100 ft of property V Septic tank/pump chamber and restrictive strata:
V Measurements to cuts,banks, and locations
V Laterals,trench/bed,top and
surface water and critical areas V Observation port location bottom
Location and orientation of V Clean-out location ❑ Curtain drain collector
curtain drain and all absorption e( Manifold placement O Sand augmentation
components
V Orifice placement Other cross-section detail:
0' Location and dimension of V Lateral placement with distance V Observation ports/clean-outs
primary system and reserve area to edge of bed
0' Buildings Other Information
f� Audible/visual alarm referenced Yes No
V Direction of slope indicator Id Scale of drawing shown on scale O I'Design staked out
Waterlines bar 0 VRecorded Notices attached
1' Roads, easements, driveways, ' Elevation benchmark and relative O V'Waiver(s) attached
parking elevations of system components 0' O Pump curve attached
0' North arrow and scale drawing O O Evaluation of failure
shown on scale bar Non-residential justification
❑ ❑ Waste strength
❑ ❑ Flow
DESIGN APPROVAL
The undersigned designer must be notified by installer at time of installation I'Yes 0 No
2/27/2026
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 Healt Specialist Date
CAUTION: DESIGN APPROVAL IS VALID ONLY UNDER THE FOLLOWING CONDITION:
✓ The design is stamped"Approved"by Mason County Public Health. Z
✓ The Onsite Sewage Permit has not expired,the Permit Expiration Date is: 'Ii �/ 1
✓ 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. Revised: 6/11/2025
CLIENT:
GENERAL NOTES LEGACY HOME CENTER
CONSTRUCTION NOTES, DISCLAIMERS, AND HOMEOWNER INSTRUCTIONS. CODES.
THESE NOTES, DISCLAIMERS AND INSTRUCTIONS ARE BINDING UPON 20. STORM WATER INFILTRATION SYSTEMS, IF REQUIRED, ARE THE PARCEL #
THE SEPTIC DESIGN AND THE CLEINT (HEREAFTER REFERRED TO AS RESPONSIBILITY OF THE CLIENT.
"CLIENT") OF THE PROPERTY ON WHICH THE SEPTIC DESIGN IS DONE. 21. FOR PROPOSED GRAVITY SYSTEMS, A PUMP AND PUMP TANK MAY BE
a NO SUBSTITUTIONS CAN BE MADE WITHOUT THE DESIGNER'S APPROVAL. REQUIRED EVEN IF NOT SPECIFIED HEREIN, IF THE FINAL STUB-OUT IS 223107990711
LOWER THAN THE INVERT OF THE LATERALS. THE COST OF A PUMP,
E PUMP TANK AND ALL OTHER COSTS ASSOCIATED WITH THIS REVISION IS
1. AVOID INSTALLING ANY LATERAL THROUGH OLD GROWTH STUMPS OR SOLELY ASSUMED BY THE CLIENT.
OTHER LARGE TREES. IF TREES ARE MARKED ON THE SITE PLAN, DO 22. IF VERTICAL SEPARATION CANNOT BE MAINTAINED AS OUTLINED IN THE PROJECT ADDRESS
NOT USE THEM AS BENCHMARKS. INSTALLER IS RESPONSIBLE TO APPROVED DESIGN AT THE TIME OF INSTALLATION, A NEW DESIGN MAY
LU AVOID INSTALLING DRAIN FIELD LATERALS THROUGH LARGE TREES OR BE REQUIRED AT THE EXPENSE OF THE CLIENT.
LARGE STUMPS. STUMPS MAY BE CUT OR GROUND DOWN BELOW 23. HORIZON WASTEWATER INC. IS NOT RESPONSIBLE FOR CONSTRUCTION 121 NE LAKEWAY DR
FINAL GRADE FOR AESTHETIC CONSIDERATIONS. SECOND GROWTH PRACTICES DURING INSTALLATION. CONSTRUCTION PRACTICES MUST BELFAIR, 98528
STUMPS THAT ARE PARTIALLY DECAYED OR ROTTEN, HAVING BEEN LEFT ADHERE TO ALL STATE AND LOCAL CODES. THIS INCLUDES, BUT IS NOT
IN THE GROUND FOR A NUMBER OF YEARS, MAY BE REMOVED AT THE LIMITED TO, THE STABILIZING OF SLOPES AND SOILS FOR DRAIN FIELD
INSTALLER'S DISCRETION. CALL THE DESIGNER IF THERE IS A COMPONENTS INCLUDING, BUT NOT LIMITED TO PLACEMENT OF SAND
CONCERN ABOUT DAMAGING THE DRAIN FIELD AREA. FILTER BOXES, TANKS, AEROBIC DEVICES, ETC... THE DESIGNER IS
2. ALL POTABLE WATER LINES MUST BE AT LEAST TEN FEET AWAY FROM LIKEWISE NOT HELD RESPONSIBLE FOR ANY EROSION CONTROL
SEPTIC COMPONENTS OR BE SLEEVED IN ACCORDANCE WITH ALL PROBLEMS THAT MAY AFFECT THE DRAIN FIELD OR COMPONENTS. SHEET ID:
APPLICABLE REGULATIONS. 24. INSTALLATION OF ALL PROPRIETARY PRODUCTS AND/OR TREATMENT
3. WASTE STRENGTHS NOT TO EXCEED NORMAL STRENGTHS FOR DEVICES MUST FOLLOW THE MANUFACTURER'S GUIDELINES CAREFULLY.
RESIDENTIAL APPLICATIONS. NORMAL RESIDENTIAL SEWAGE WASTE IF ANY CONFLICT EXISTS BETWEEN THOSE GUIDELINES AND THIS G-00 1
STRENGTHS ARE AS FOLLOWS; CBOD5=125 mg/L; TSS=80 mg/L; DESIGN, CONTACT 25. HORIZON WASTEWATER IGNE NCR IS NOT OF ORD.
RESPONSIBLE FOR ANY TREES,
AND OIL & GREASE=20 mg/L, OR MEET THE EFFLUENT QUALITY SHRUBS, ORNAMENTAL OR OTHERWISE, OR LANDSCAPING REMOVED
CRITERIA OF THEIR RESPECTIVE TREATMENT LEVEL REQUIRED FOR THEIR AND/OR DAMAGED DURING INSTALLATION. THE DESIGNER IS NOT
SITE. RESPONSIBLE FOR ANY ROOT DAMAGE DURING ANY PHASE OF
4. ACTUAL FLOWS (OPERATING CAPACITY) SHOULD NOT EXCEED 75% OF INSTALLATION OR CONSTRUCTION.
la1, r ca#nliit; DESIGN FLOW ON A REGULAR BASIS.
L sT,: ,,' 5. LOCATION OF SEPTIC TANK OR PUMP TANK MAY CHANGE DEPENDING 26. ALL SURFACE WATER MUST BE DIRECTED AWAY FROM THE DRAIN FIELD
UPON AESTHETIC CONSIDERATIONS, DECKS, ENTRANCES, ETC., AND AREA IF AT ALL POSSIBLE. INSURE THAT FINAL GRADE OF DRAIN FIELD
SUBJECT TO ALL HEALTH DISTRICT REGULATIONS. CONSULT DESIGNER AREA DIRECTS WATER AWAY FROM DRAIN FIELD AREA.
WITH ANY TANK LOCATION CONCERNS. 27. COVER MUST BE SAND OR TYPE 3 SOIL AND MUST BE SEEDED AT
6. FOR ALL STRUCTURES TO BE CONNECTED TO THE O.S.S., INSTALLER THE TIME OF INSTALLATION.
AND CLIENT MUST VERIFY THE LOCATION OF ALL EXISTING PLUMBING 28. CURTAIN DRAINS OR INTERCEPTOR DRAINS MAY BE REQUIRED OR
DESIRED AT THE TIME OF INSTALLATION EVEN IF NOT SHOWN ON THE
STUB-OUTS BEFORE DETERMINING TANK INSTALLATION DEPTHS. DESIGN. ANY COST ASSOCIATED WITH THIS, INCLUDING RE-DESIGN
PLUMBING STUBOUT(S) SHOWN ASSUMED UNLESS OTHERWISE STATED COSTS IF NECESSARY, IS THE RESPONSIBILITY OF THE CLIENT. REVISIONS
ON SITE PLAN. 29. SEPTIC TANK CONNECTIONS MUST BE WATERTIGHT. DIRECT ALL
c 7. DO NOT ENCROACH UPON OR DISTURB DRAIN FIELD AREAS DURING SURFACE WATER AWAY FROM SEPTIC TANKS IF AT ALL POSSIBLE.
CONSTRUCTION PHASE. 30. DOWN-SLOPE FOOTING DRAINS MUST BE 30' AWAY FROM DRAIN FIELD.
8. DO NOT MAKE ANY CUTS, FOR DRIVEWAY OR OTHERWISE, GREATER 31. DRAIN FIELD INSTALLATION AND SITE WORK TO BE DONE DURING DRY
sky THAN 5' IN HEIGHT/DEPTH, WITHIN 50' DOWN SLOPE OF DRAIN FIELD. CONDITIONS.
0 ' , ' 9. LAYOUT OF LATERALS MAY VARY SOMEWHAT DURING CONSTRUCTION 32. WET WEATHER INSPECTIONS, PRE—CONSTRUCTION MEETINGS,
yo' PHASE, WHEN FINAL TOPOGRAPHICAL FEATURES ARE EXPOSED. POST-CONSTRUCTION MEETINGS, CERTIFICATION SET-UP, RECORD OF
V CONTACT DESIGNER WITH ANY DISCREPANCIES OR CONCERNS PRIOR TO CONSTRUCTION DRAWINGS, AND OTHER INSPECTIONS ARE NOT INCLUDED
' BEGINNING INSTALLATION. IN DESIGN FEES.
10. ALL NEW IRRIGATION LINES MUST HAVE DOUBLE CHECK BACK-FLOW 33. ALL COMPONENTS MUST BE SECURED WITH STAINLESS STEEL H O R I Z O N
PREVENTION. SCREWS/BOLTS (IF APPLICABLE) AND EASILY ACCESSIBLE FOR
11. ALL ACCESS ENCLOSURE LIDS MUST REMAIN AT SURFACE AT FINAL SERVICING AT FINAL-GRADE, INCLUDING THE ENDS OF PRESSURE _ W A S T E W A T E R
GRADE. LATERALS, OBSERVATION PORTS, PUMP TANK LIDS, SEPTIC TANK LIDS,
a cm 12. DO NOT USE SOIL LOGS AS A BENCHMARK- SOIL LOGS SIMPLY
o a DEFINE SOIL PROFILES. INSTALLER RESPONSIBLE FOR VERIFYING AND ANY COMPONENTS AS SHOWN ON THE SITE PLAN AND/OR DETAIL
PROPERTY LINE LOCATIONS BEFORE EXCAVATING FOR SEPTIC SHEETS.
34. THIS SYSTEM IS NOT DESIGNED FOR USE WITH A GARBAGE DISPOSAL.
4 COMPONENTS. HORIZON WASTEWATER INC. IS NOT RESPONSIBLE FOR ANY DAMAGE (3 6 0) . 550 . 4277
13. ALL KNOWN WELLS THAT IMPACT THE SUBJECT PROPERTY ARE SHOWN
TO THE BEST OF OUR KNOWLEDGE AND THE KNOWLEDGE OF THE THAT MAY RESULT.
35. CLIENT ASSUMES RESPONSIBILITY FOR FILLING IN SOIL LOGS AFTER ALL
SUBJECT PROPERTY OWNER. NECESSARY INSPECTIONS MADE BY THE AHJ. P.O. Box 3031
14. A NEW DESIGN MAY BE REQUIRED IF HOUSE FOOTPRINT AND DRAIN 36. BURNING, VEHICULAR TRAFFIC, OR ENCROACHMENT OF ANY KIND
( j))PROJECT VICINITY MAP FIELD FOOTPRINT ARE NOT COMPATIBLE, IF VERTICAL SEPARATION OVER-TOP OF THE DRAIN FIELD OR TANK AREAS WILL VOID ANY AND Silverdale, WA 98383
CANNOT BE MAINTAINED, OR IF SOILS IN DRAIN FIELD AREA ARE ALL WARRANTIES.
(N.T.S.) DISTURBED OR ENCROACHED UPON. 37. SEPTIC TANK OUTLET FILTER QR VAULT SCREEN TYPE FILTER IS
15. CONTOURS (IF SHOWN) ARE SHOWN PER PUBLICLY AVAILABLE GIS REQUIRED IF SHOWN ON DESIGN SHEETS. HORIZON WASTEWATER INC.
AN DATA. IS NOT RESPONSIBLE FOR ANY DAMAGE THAT MAY RESULT FROM LACK
16. ANY SITE PLAN SHOWN IN THIS DESIGN IS NOT A SURVEY, NOR DOES OF FILTRATION.
IT PURPORT TO REPRESENT ANY SURVEY INFORMATION. FIELD 38. THIS SYSTEM REQUIRES A CERTAIN DEGREE OF MAINTENANCE.
MEASUREMENTS TAKEN WITH LASER MEASUREMENT EQUIPMENT FROM CERTIFICATION AND INSTALLATION APPROVALS DO NOT GUARANTEE
EXISTING BOUNDARY FEATURES AND/OR MARKERS PLACED BY OTHERS. TROUBLE-FREE USE.
17. IF EASEMENTS EXIST AND ARE NOT SHOWN, IT IS THE RESPONSIBILITY 39. USE OF ANY SEPTIC SYSTEM ADDITIVES MAY RESULT IN DAMAGE, AND
® OF THE CLIENT TO DISCLOSE EASEMENT LOCATIONS AND THE CLIENT ASSUMES LIABILITY FOR ANY DAMAGES RESULTING FROM THEIR WILL VOID ANY AND ALL WARRANTIES.
ABSENCE ON THIS DESIGN.
40. CLIENT AND INSTALLER MUST ADHERE TO ALL REGULATIONS PERTAINING
�� OC O
18. THE LOCATION ALL PROPERTY LINES AND CORNERS ARE SHOWN TO ON-SITE SEPTIC SYSTEM AS SET FORTH BY THE STATE AND LOCAL •9.�
AHJ.
PER INFORMATION PROVIDED TO HORIZON WASTEWATER INC.. BY THE 41. AVOID DISPOSING OF HOUSEHOLD GARBAGE OR OTHER MATERIALS-INTO �:•pf WASH..
CLIENT, AND/OR PUBLICLY AVAILABLE G.I.S. DATA AND REVIEWED BY THE SEPTIC SYSTEM. ONLY TOILET PAPER AND HUMAN WASTE SHOULD
R°^ 0`d COUN11'ENVIRONMENTAL HEALTH THE CLIENT BEFORE SUBMISSION TO THE LOCAL AUTHORITY HAVING BE FLUSHED DOWN THE TOILET. MISUSE WILL RESULT IN DAMAGE TO
JURISDICTION (AHJ). CLIENT ASSUMES ALL LIABILITY FOR INCORRECT YOUR SYSTEM AND WILL VOID ANY AND ALL WARRANTIES.
PROPERTY BOUNDARY INFORMATION. 42. THIS DESIGN DOES NOT GUARANTEE THAT A BUILDING PERMIT WILL BE
RF! 19. PROPOSED HOUSE AND/OR BUILDING LOCATIONS SHOWN ON ANY SITE ISSUED BY THE AHJ.
PLAN IN THIS DESIGN ARE SHOWN PER INFORMATION PROVIDED TO 43. CONTACT DESIGNER OF RECORD WITH ANY PROPOSED MODIFICATIONS O,• 5 0038 •
HORIZON WASTEWATER INC. FROM THE CLIENT. HORIZON WASTEWATER TO THIS DESIGN, OR WITH ANY QUESTIONS REGARDING IMPLEMENTATION. ;;,B�;ando.. R, Jones
INC. DOES NOT GUARANTEE BUILDING PLAN APPROVAL OR PURPORT 44. ALL OTHER CONSTRUCTION NOTES INCLUDED IN THIS DESIGN, ARE A I•NER•••
THAT THE BUILDING LOCATION IS IN COMPLIANCE WITH BUILDING BINDING PART OF THIS DESIGN AND SHOULD BE READ CAREFULLY.
2/27/2026
SHEET 1 OF 9
CLIENT:
__ - / LEGACY HOME CENTER
\ /
APPROX. 200' FROM SHORELINE PARCEL # :
* 338 1- 223107990711
Y `- - PROPOSED 3-BED OSS
/- PROJECT ADDRESS:
- 1 •1ii . ® i
s <•773'±
121 NE LAKEWAY DR< ( i BELFAIR, 98528
777'± • T "�" •\
PROPOSED PRIVATE WELL 338'f
ate. .-- •
\ \ - -PROPOSED 3-BED HOME SHEET I D:
BLACKSMITH
S-01 QPLAN - OVERVIEW
z
0 50 100 200
REVISIONS:
NOTES
1. THIS SITE PLAN IS NOT A SURVEY, NOR DOES IT
PURPORT TO REPRESENT ANY SURVEY INFORMATION.
ALL PROPERTY BOUNDARIES SHOWN PER PUBLICLY
AVAILABLE G.I.S. DATA. SITE MEASUREMENTS TAKEN WITH
A TOTAL-STATION FROM EXISTING PROPERTY BOUNDARY H O R I Z O N
MARKERS PLACED BY OTHERS. w_ _ _ WASTE W ATE R
(360) . 550 . 4277
APPROVED P.O. Box 3031
Silverdale, WA 98383
MASON COUNTY ENVIRONMENTAL HEALTH
RET
Ei• f WAS-
^
O?. 5100388
Brandon R. Jones
.........................
EN I NER•••
4/ 1 /2026
SHEET OF
i � I \\ CLIENT:
APPROX. SHORELINE // •� LEGACY HOME CENTER
� APPROX. CUL-DE-SAC
�I �� PARCEL # :
:
50' / , �/ \ , - � \ 2231O799O711--______ /• -- - / / l PROPOSED PRIVATE WELL PROJECT ADDRESS :
I ' I I
100' � r'. i.'.;. i r 121 NE LAKEWAY DR
r. : .a- i BELFAIR, 98528
lO
/ J I / /
I '\ �, 15'x45' R25'
i�
-4--_ L / RV PAD `- SHEET ID:
/ � �� _ _ SOIL INFORMATION -02
I ` '-R50' SL1- 0-25" BROWN VERY GRAVELLY
o± _ /
I � / � SANDY LOAM.
25'+ GRAY COMPACT SILTS
I /
SL2- O-3O" BROWN VERY GRAVELLY
/ I \ - R 1� _ - -, SANDY LOAM
I3O"+ GRAY COMPACT SILTS
.
REVISIONS:
27'x44' 3=BED
;.. MANUFACTURED HOME SL3- O-3O" VERY GRAVELLY SANDY
oPE LOAM
• I '3—BED PRESSURE PRIMARY 1SL2}S` 3O + GRAY COMPACT SILTS
�__ I
(SEE SHEET D-201)
HORIZON
Y I SL4- O-21 " VERY GRAVELLY SANDY WASTEWAER
j \\\\\\\ \
SL1 10'; LOAM.
21'-33' GRAY VERY GRAVELLY
C/0 'F. i SANDY LOAM
0 0 0 +45± • 33'+ GRAY COMPACT SILTS. (360) . 550 . 4277
1,200ga1 PUMP TANK °o o
WATER & I _. P.O. Box 3031
NuWATER BNR500 ATU J UTILITIES i SL3 Silverdale,
' :>:: WA 98383
1,200ga1 TRASH TANK !l ` _ c I I �' `:::::.:::::: SLOPE
200' FROM
SHORELINE \'
=t
02" SCH-40 PVC : I
' TRANSPORT LINE (2)— < '
'� ,— fi 'eASONca�N R 0'2
/ � � e � rr�N�RoNM 6
0LAN — OSS PLAN — OSS (CONT'D) AFT AtyEA(r�,
o?'• 5,00388
Brandon R. Jones
0 20 40 80 N 0 20 40 80 N •" W QLSIGNER '
NOTES
1. THIS SITE PLAN IS NOT A SURVEY, NOR DOES IT PURPORT TO REPRESENT ANY SURVEY 4/ 1 /2026
INFORMATION. ALL PROPERTY BOUNDARIES SHOWN PER PUBLICLY AVAILABLE G.I.S. DATA. SITE
MEASUREMENTS TAKEN WITH A TOTAL-STATION FROM EXISTING PROPERTY BOUNDARY FEATURES.
2. SLEEVE SEPTIC TRANSPORT LINE AND/OR WATER LINE WITHIN 1O' OF EITHER. FOLLOW ALL
APPLICABLE STATE AND LOCAL SLEEVING GUIDELINES.
SHEET OF
:s.
CLIENT:
LEGACY HOME CENTER
PARCEL # :
223107990711
FIBERGLASS GASKETED LID W/STAINLESS SCREWS (TYP) PROJECT ADDRESS :
121 NE LAKEWAY DR
FINAL GRADE SHEET ::1
D BELFAIR, 98528
T®200
° a
INLET BAFFLE
(AS REQUIRED) OUTLET BAFFLE
REVISIONS:
NOTES
1. TYPICAL SINGLE COMPARTMENT CONCRETE
• d ` TANK SHOWN. OTHER CONSTRUCTION
MATERIALS OF CONFIGURATIONS MAY BE
ALLOWED OR REQUIRED. SEE SITE PLAN HORIZON
• FOR SPECIFIED CONFIGURATIONS. W A S T E W ATE R
2. ALL TANKS MUST BE STATE APPROVED
3. CONSULT DESIGNER BEFORE MAKING
SUBSTITUTIONS. (360) . 550 . 4277
.,a 4. FOLLOW ALL TANK MANUFACTURER'S
INSTALLATION INSTRUCTIONS & GUIDELINES. P.O. Box 3031
Silverdale, WA 98383
b 4 a
APPROVED
•
APR 022026
G
' .. • d; • • ° .d " ••a . •
.. e ' ° 4 •°" •
Q • • • MASON COUNTY ENV1RON ENTAL HEALTH Y ��f
O�• 5100388 • 3"
Brandon R. Jones
CENER
2/27/2026
ED_______________________________________________________________________________________________
1 ,200 GALLON TRASH TANK (TYPICAL)
(N.T.S.)
[SHEET 4 OF 9
CLIENT :
9'-2" NOTES
DUAL PORT AERATOR 1. CONSULT DESIGNER BEFORE MAKING LEGACY HOME CENTER
WATERTIGHT LIDVENT(typ)
RISERS(TYP) , SUBSTITUTIONS.
2. FOLLOW ALL TANK MANUFACTURER'S PARCEL # :
INSTALLATION INSTRUCTIONS & GUIDELINES. 223107990711
36"MAX. 1"PVC(TYP).j. _______________ __________________________________ ___
f IL1
AIRLINE MASTIC PROJECT ADDRESS:
121 NE LAK EWAY DR
2"COUPLING
&REDUCER s" BELFAIR, 98528
2"TEE 1"PVC SLUDGE
12" RETURN LINE SHEET I D:
2"PVC
T-202
TRASH CHAMBER DIGESTER CHAMBER CLARIFIER
OPERATING CAPACITY:417 GALLONS OPERATING CAPACITY:421 GALLONS CHAMBER
FLOOD CAPACITY:490 GALLONS FLOOD CAPACITY:494 GALLONS 160 GALLONS
FLOOD:191 GAL.
65" 58" 0
54" 50"
53"
44"
1/2" REVISIONS:
36"
° o °
0 0 0
°
2"
DIFFUSER BARS K � H O R I Z O N
PARALEL TO TANK WALL
3" SLUDGE RETURN � WASTE \X/ ATER
1.5"TAPER
STONE-FREE NATIVE SOIL (360) . 550 . 4277
OR COMPACTED SAND
OVER STONY SOIL P.O. Box 3031
INSTALLATION INSTRUCTIONS
1)Excavate tank hole with vertical walls to 1 foot larger than P OV ED Silverdale, WA 98383
tank on all sides.
2)If bottom of hole is stony,install 3"of compact sand&level 9-2 t Z 226
out with screed.
3)Install tank in center of hole,keeping 1 ft.void space on P
all sides. I za"RISERS' P MASON OUNT'(ENY1ROPdhlEN1AL HEAD
- _ I
4)As tank is filling with water,fill in void space with compact I l RE
granular(sandy)soil free of large clumps of clay. I I I I ��`��'•��
5)Install rest of system,&affix risers to adapters with I I I
waterproof adhesive.
6)Perform watertightness test in field as required by local I I I I I QoF wAsyl ,�
jurisdiction. I I I 12"RISER
7)Upon approval to backfill,carefully backfill with native I I I I I ti;• " z•''ns
soils over top of tank. I TRASH CHAMBER I I DIGESTER I I CLARfF1ER1 �'
8)Final grade the surface to avoid chanelling surface _ _ L _ _ __ __ _ J __ O?• 51°0388
water toward tank. — —— ;;"B�;andon•R;•Jones ..
••I NER
2/27/2026
0NuWATER BNR500 ATU (TYPICAL)
(N.T.S.)
SHEET 5 OF 9
• CLIENT:
LEGACY HOME CENTER
PARCEL # :
FIBERGLASS GASKETED LID W/STAINLESS SCREWS 223107990711
ORENCO®DISCHARGE ASSEMBLY
(SEE PUMP DOCUMENTATION FOR CORRECT MODEL)
USE RUBBER GROMMETS FOR
RISER PENETRATIONS (UP) PROJECT ADDRESS
FINAL GRADE 121 NE LAKEWAY DR
��\!\f\���%\��/��\���f\f�%��� /\!�\ I ORENCO®UNIVERSAL FLOW INDUCER CONTINUOUS CONDUIT TO PANEL BELFAIR, 98528
(ATTACH TO RISER WITH STAINLESS SCREWS AND/OR EPDXY) TRANSPORT LINE TO DRAIN FIELD
i\���1 (SEE FLOW CALCULATION SHEET FOR SIZING)
SHEET ID:
NOTES
° 1 . TYPICAL SINGLE COMPARTMENT CONCRETE
TANK SHOWN. OTHER CONSTRUCTION
MATERIALS OF CONFIGURATIONS MAY BE REVISIONS :
ALLOWED OR REQUIRED. SEE SITE PLAN
16" (3-BED) HLA FLOAT FOR SPECIFIED CONFIGURATIONS.
2. ALL TANKS MUST BE STATE APPROVED
° I 3. CONSULT DESIGNER BEFORE MAKING
ON/OFF FLOAT SUBSTITUTIONS.
° _ _ 4. FOLLOW ALL TANK MANUFACTURER'S ____H O R I Z O N
INSTALLATION INSTRUCTIONS & GUIDELINES.
°d° 3" W ASTEW A. TER
RO/LLA FLOAT (360) . 550 . 4277
CHECK VALVE TYP P.O. Box 3031
( ) APPROVED Silverdale, WA 98383
MIN. LIQUID LEVEL
(SEE PUMP DOCS.) • ORENCO®TURBINE PUMP APR 022026
(SEE SHEET E-202 FOR MODEL)
4 : MASON COUNTY ENVIRONMENTAL HEALTH
RET
.
. 4,. �Q:• :pin
a•
° ..a' 6 ° ° Q�:�OF WASHl��
h �
ti
vl Z �
5100385 .'11
Brandon R, Jones
I NER• 2/27/2026
&1 ,2010 GALLON PUMP TANK (TYPICAL)
(N.T.S.)
SHEET 6 OF 9
CLIENT:
CONTROL LEGACY HOME CENTER
PANEL
O ti PARCEL # :
= 223107990711
CONTINUOUS CONDUIT UJ `—
111111f111a
TO PUMP JUNCTION BOX > c PROJECT ADDRESS :
1'1'1'1'1'1 - __
O `-J Qg. s 121 NE LAKEWAY DR
o t:
BELFAIR, 98528
4"X8" TREATED POST-NN tiiiiiiiti CL
a- C)
i I'I'1'Iil
SHEET ID:
o
Iil'Iilii"I �V C))
E-201
,'1i 111'1'1
1 1 1 1 1 1
POURED CONCRETE 7'
1
I;
FINAL GRADE
1'1'1'1','1
It I 1
/ 1'1'131'I't
1'1'1'1'1 it
111
` REVISIONS :
ICI�t�l�lfl
• ii'I'iii"I' •`� 6
1,111111111 .t
I 1 1 I
'Iil'I'iitif
' I I I l { ••
HORIZON
• ' ;;';+:��'; WASTEWATER
NOTES (360) . 550 . 4277
1. LOCATE CONTROL PANEL WITHIN VIEW OF P.O. Box 3031
PUMP TANK ACCESS LID. Silverdale, WA 98383
2. CONTROL PANEL MAY ALSO BE INSTALLED
ON EXTERIOR WALL IF INSULATORS ARE
USED TO DAMPEN POSSIBLE MOTOR
CONTACTOR NOISE.
3. INSTALL CONTROL PANEL IN AN EASILY
ACCESSIBLE AND SHADY AREA (IF
POSSIBLE) TO AVOID TEMPERATURE
EXTREMES WHICH CAN BE DETRIMENTAL ��• ��y
TO ELECTRICAL COMPONENTS. ���•F WA$y
CONTROL PANEL MODEL SPECIFIED: �; Z
NuWATER PANEL p?'• 51 388
;;, nandori I Jones...,
2/27/2026
ED CONTROL PANEL TYP
(N.T.S.)
SHEET 7 OF 9
CLIENT:
Parameters LEGACY HOME CENTER
DischargeAssemfllySize- 1.25 inches
Transport Lengfh 5b feet PARCEL # :
Trar�spoit'Pipe Class0. — — — --- — — 223107990711
Transport Lirie'Size Z00' inches —
Dis#r16utlrrg,�'31v�hrlo.�t?I i�iane ----MaxElevati0nLift Sao: feet 3 ---
PROJECT ADDRESS
Manifold Length 5 feet
121 NE LAKEWAY DR
Manifold Pipe'Glass 4-0
BELFAIR, 98528
P 1nifiold era's Size ZOO inr hes
---- - - ---
bmberofLata1sper-ClIl 4-
Lateral Le-nth 5.0 feet
Lateral Pipe'Cla•ss 40. SHEET I D:
Lateral PipeSize 1.0.0 inches 254
Orifice Size 118 inches E-2®
Orifice.Seacing -5 feet
--- - - - - - - -- - - - - - - - ----
ResidLialHèad 5 feet
----
Flow Meter Nlone inches
Add-on Friction Losses 5 feet
NOTES
Calculations = -, 1. CONTACT DESIGNER WITH ANY
NS OR
14Minimutrt-FlowRateperOrifice 0.43: gpm —--- QUESTIONS, SUBSTITUTIONS,
REGARDING ANY DISCREPANCIES.
Nuriiher of Orifices perZone REVISIONS :
Total Flow Rate per Zone 19:2 gpm = PUMP SPECIFIED:
Number of Laterals.'_p;erZone Lc
Flo+w Oi.fre:r-ential1st1Last.Orifice 2;3: Qom. — ®®® ®® ORENCO PF2005
Transport Velocity -1.8 fps Fez
Frictional Head Losses _ ____H O R I Z O N
Loss throu4h Discharge 2.6 feet WASTEWATER
Loss in Trans od 3.O feet ApPRO V
Loss through Valve 0,0 feet
Lossinlvlanifold 0.0 feet — ---- — — - - -- - — — - - - APR 02 2025 (360) .550 . 4277
Loss in Laterals 0.3 feet MASON COUNTY ENVIRONMENTAL HEALTH
Loss.through Flowmeter 00. feet.
P.O. Box 3031
Add-on Friction Lasses. 51.0 feet — RET Silverdale, WA 98383
Pipe Volumes
Vol of Transport Lin e T84 is:
Vol of Manifold O. gall
lrol of Laterals pei Zen e 8:.9 gals s� s cer��: — ��-
Tot
PUrpCtimm
3Q.
- -- ,`ACC'• �.�
Minimum PUrnp,Re-quitements Fray Oat, I i r-z�: — Q of WAsyl'�+c^
Design Flow Rate '19.2 gpm o {�r � re ��: y =;!'
Total6yriami-cHeaid b` _J feef �z'•
. � R�'3iP t: O?. 51 00388 3
S5 � � B;andon R; Jones
Net•Discharge (gpm)
2/27/2O26
DOSE PUMP CALCULATIONS
(N.T.S.)
SHEET 8 OF 9