HomeMy WebLinkAboutSWG2024-00191 - SWG Application / Design - 5/6/2024 415 N6
® MASON COUNTY TH STREES 42 TON, .77- 0. A 5B9 EXT
SH ELTON:36042 W
BELFAIR:360-275 7,EXT 400
Public Health & Human Services ELMA:360.482-5269.EXT 400
FAX 368427-7787
On-Site Sewage System Permit: SWG2024-00191
APPLICANT CALVIN DAHL Phone:
Address: 261 HAMILTON RD N CHEHALIS,WA 98532
SEPTIC DESIGNER ADAM HUNTER` Phone: 360-753-1226
Address: PO Box 162 OLYMPIA,WA 98507
Site Address: W HIGHLAND RD
Primary Parcel Number: 520241350030
Permit Description: New SFR -3BR Pressure
Permit Submitted Date: 05/06/2024
Permit Issued Date: 08/06/2024
Issued By: Jeff Wilmoth
Current Permit Fees Paid: $540.00 (addnurel%es may W reamred wao lmWlladodoraNlem).
Permit Expiration Date: 05/23/2027 (eased on dale a m Woon)
Permit Conditions:
1 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Idle 17.
2 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
3 Dramfield installation not to exceed designed upslope and downslope depth speed 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 Deslgner/Enginser installation approval prior to
ball of system components.
6 Mason County Asbuilf 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/environmentaUonsite/oss4nspection-request.php or call:
360427-9670,extension 400.
OFFICIAL USE ONLY
MASON COUNTY PUBLIC HEALTH `
ONSITE SEWAGE SYSTEM APPLICATION M D D O .•REaM Oe c m
415N6th5twt(BWg8) Shelton WA,98584 N
She8on:360-427-9670ext400 Belfeir360.275.44670C400 SWG _O N O 0 O
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APPUCANT PHONE D
CALVIN DAHL 3604109524 m m
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MAILINGIDDRE88-STREET,CT'.STATE,3PCOOS
261HAMII TON RD N CHEHALIS WA 98532
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XX HIGHLAND RD - LOT 3 SHELTON WA 98584 W z
NAME OF DESIGNER PHCHE I
ADAM HUNTER 3607531256
NAMEOFIN9WLLER PHONE
TBD Io
CHECKNLAPPLIGBLEITEMS DRMKING WATER SW
NEW CONSTRUCTION 0 RV HOLDING TANK ONLY 0 PRNATEINDWIDUALWEU-
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O REPLACEMENT SYSTEM 13 INSTALLATION PERMIT ONLY [3 PRNATETWO-PARTYWELL IS
Q TABLE 9 REPAIR E3 SINGLE FAMILY [3 COMMUNITYIPUBLIC WATER SYSTEM
13 TANK(S)ONLY E7 COMMERCIAL SYSTEM FLAME:
0 UPGRADE TO EXISTING [3 OTHER: BEOROOMB LOT SID:
0 EXISTING FAILUREMMNMMWSMM^
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INRECTIIX TO SRE-BE 8PECIFICANDAWME OFANYNEEDED INFORMATICH FORACCEBS(ec-kM 9-)
HIGHLAND RD TO A LEFT AT SECOND ENTRANCE FOR HIGHLAND ACRES I I O
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BHE MOSTBEMOGED PI(OMMAM ROAOANO TESTHOLESYUBTBERASOE°WITH TEBT NOLENUMSERS I�
OFFICIAL USE ONLY BELOW THIS LINE
UPGRADE I FAEURE SGURCE(W rµRrtl�O WFaeF)
13VOLUNTARY E3MAINTENANCEIPUMPING [3BUBDINGPERMIT [3HOMESALE QCOMPLAINT DOTHER:
INSPECTOR ML LOGS COMMENTS ICONORIONS
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3 4 / L/ El
901 CODES:
V=VERY G=GRAVELLY S=& () L=L S-SILT C�GAY E=EXTREMELY R•ROOTS
PE SIGNATURE GTE AFFLICTION E%PIMTICN DATE TNNIPFPROVED BY P GATE
7-3 2
MAYBESCANNEDANOAVAEABIE PUBLICVNWONTNEMASONCOUNTYWEB REVISEDIWaM
MASON COUNTY HEALTH DEPARTMENT
ON ITE SEWAGE DISPOSAL SYSTEM DESIGN
SITE#: PARCEL#:520241
DATE SUBMITTED: 6/1/2024 LEGAULOT#:HIGHLAND ACRES
LOT 3
SUBMITTED BY: ADAM HUNTER
APPLICANT: CALVIN DAHL
ADDRESS:
L CALCULATIONS
NUMBER OF BEDROOMS= 3
RESIDENTIAL GPD FLOW= 360
IF NON-RESIDENTIAL-GPD FLOW
WILL BE AS FOLLOWS:
GPD=
APPLICATION RATE= 0.6 GPDIFT2
REDUCTION•aAYEOt NN IFNO REDUCTION Ti N
DRAINFIELD SIZING
ABSORPTION AREA= 600 FT2
TRENCH LENGTH OR BED CONING.= 5-40FT TRENCHES
II.WATERPROOF SEPTIC TANK
COMPOSITION AND SIZE= 1200 GAL.CONCRETE
NEW OR EXISTING NEW
IIL DRAINFIELD CROSS SECTION
DEPTH TO DRAINROCK BOTTOM= 2'4F
ROCK DEPTH BELOW PIPE= O-SF
SEPARATION FROM TRENCH BOTTOM TO IMPERMEABLE
MATERIAUSEASONAL SATURATION= >T-w
FILL DEPTH= 1'4F
TRENCH WIDTH= T-0.
N.PUMP REQUIREMENT
DOSING VOLUME IN GALLONS= SO
NUMBER OF DOSES PER DAY- S
V.PRESSURE CALCULATIONS
USING PIPE CLASS 40
ORIFICE Ila APPRO
(1( VE
MASONCOUNI 4
ENVIRONMENT
Jaw AL HEALTH
5/1/24
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1
LATERAL 01=
SQUIRT HEIGHT(FT)- S.OD
(NOTE(3)'.ORIFICE DISCHARGE RATE.111]81 X(ORIFICE DIAMETERISO3 X
SO ROOT OF(TOTAL PRESSURE HEAD)
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 40.00
ORIFICE SPACING- T 0'
DISTANCE FROM END CAP= 2'0'
NUMBER OF HOLES= 13
LATERAL DISCHARGE RATE= 5.355
LATERAL 112=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE= OA1193
LATERAL LENGTH IN FEET= 40.00
ORIFICE SPACING= 3'O
DISTANCE FROM END CAP= 2'w
NUMBER OF HOLES= 13
LATERAL DISCHARGE RATE= 5.355
LATERAL 113=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 40.00
ORIFICE SPACING= T P
DISTANCE FROM END CAP= 2'0�
NUMBER OF HOLES= 13
LATERAL DISCHARGE RATE= 5.3%
LATERAL 1M=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE= 0.41193
LATERAL LENGTH IN FEET= 40.00
ORIFICE SPACING= T w
DISTANCE FROM END CAP= 2'T
NUMBER OF HOLES= 13
LATERAL DISCHARGE RATE= 5.355
LATERAL M=
SQUIRT HEIGHT(FT)= 5.00
ORIFICE DISCHARGE RATE- 0.41193
LATERAL LENGTH IN FEET= 40.00
ORIFICE SPACING= T v
DISTANCE FROM END CAP= 2'T
NUMBER OF HOLES= 13
LATERAL DISCHARGE RATE= 5.355
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LENGTH DIAMETER ROW FRICTION LOSS
SECTION (FT) (IN) (GPM) (FT)
AB 280.00 2A0 28.715 3.5352
BC 1.00 2.00 18.085 0.0049
CD 1.00 2A0 10.710 0.0023
DE 20.00 2.00 5.30 0.0129
EF 40A0 1.25 5.3% 0.1837
TOTAL= 3.7389
"TOTAL HEAD LOSS "
1)FRICTION LOSS THROUGH SYSTEM= 3.739
2)ELEVATION DIFFERENCE = 14.300
3)RESIWAL = 5.000
TOTAL= 23.M
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